Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1...

220
Catalog 12 Index Printed in U.S.A. on recycled paper. Fisher Controls International, Inc., 1981, 1999; All Rights Reserved April 1999 Page i Catalog 12 ANSI/ISA/IEC VALVE SIZING SECTION 1 FLOW COEFFICIENTS (ANSI/ISA/IEC) Globe and Angle Valve Bodies through Class 600 Design Page 1018S Equal Percentage 1018S-1 Linear 1018S-3 CP Linear Valve Plug Flow Up CP-1 Flow Up 1/2 & 3/4-inch CP-9 Flow Down CP-3 Equal Percentage Flow Up CP-4 Flow Up 1/2 & 3/4-inch CP-9 Flow Down CP-6 Micro-Flowt Linear Flow Up CP-7 Whisper Trim R III and Cavitrol R III CP-7 Cavitrol CP-8 ENVIRO-SEAL R Bellows Seal CP-10 EAD Quick-Opening Cage EAD-1 Linear Cage EAD-3 Equal Percentage Cage EAD-5 Whisper Trim I Cage EAD-7 EAS Quick-Opening Cage Flow Up EAS-1 Flow Down EAS-5* (EAD-1) Linear Cage Flow Up EAS-2 Flow Down EAS-5* (EAD-3) Equal Percentage Cage Flow Up EAS-3 Flow Down EAS-5* (EAD-5) Whisper Trim I Cage EAS-4 EAT EAT-1* Quick-Opening Cage (EAD-1) Linear Cage (EAD-3) Equal Percentage Cage (EAD-5) Whisper Trim I Cage (EAD-7) Design Page ED Quick-Opening Cage ED-1 Linear Cage ED-3 Equal Percentage Cage ED-5 Whisper Trim I Cage ED-7 Whisper Trim III Cage ED-8 EDR 1 thru 4-Inch Valve Bodies EDR-1* Quick-Opening Cage (ED-1) Linear Cage (ED-3) Equal Percentage Cage (ED-5) Whisper Trim I Cage (ED-7) EK Quick-Opening Cage EK-1 Linear Cage EK-1 EKR 1 thru 4-Inch Valve Bodies Quick-Opening Cage EK-1 Linear Cage EK-1 ES Quick-Opening Cage ES-1 Linear Cage ES-3 Equal Percentage Cage ES-5 Whisper Trim I Cage ES-7 Whisper Trim III Cage ES-8 ESR 1-Inch Valve Body Only Quick-Opening Cage ESR-1 Linear Cage ESR-1 Equal Percentage Cage ESR-1 1-1/2 thru 4-Inch Valve Bodies ESR-1* Quick-Opening Cage (ES-1) Linear Cage (ES-3) Equal Percentage Cage (ES-5) Whisper Trim I Cage (ES-7) ET ET-1* Quick-Opening Cage (ED-1) Linear Cage (ED-3) Equal Percentage Cage (ED-5) Whisper Trim I Cage (ED-7) Whisper Trim III Cage (ED-8) Cavitrol III Cage ET-1 ET-C ET-2* Linear Cage (ED-3) Equal Percentage Cage (ED-5) Whisper Trim I Cage (ED-7) Whisper Trim III Cage (ED-8) ETR 1 thru 4-Inch Valve Bodies ET-3* Quick-Opening Cage (ED-1) Linear Cage (ED-3) Equal Percentage Cage (ED-5) Whisper Trim I Cage (ED-7) *For flow coefficients, turn to page numbers shown in parentheses.

Transcript of Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1...

Page 1: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Catalog 12Index

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1981, 1999;All Rights Reserved

April 1999Page i

Catalog 12

ANSI/ISA/IEC VALVE SIZING

SECTION 1 FLOW COEFFICIENTS(ANSI/ISA/IEC)

Globe and Angle Valve Bodies throughClass 600

Design Page

1018S Equal Percentage 1018S-1Linear 1018S-3

CPLinear Valve PlugFlow Up CP-1Flow Up 1/2 & 3/4-inch CP-9Flow Down CP-3

Equal PercentageFlow Up CP-4Flow Up 1/2 & 3/4-inch CP-9Flow Down CP-6

Micro-Flowt LinearFlow Up CP-7

Whisper TrimR III and CavitrolR III CP-7Cavitrol CP-8ENVIRO-SEALR Bellows Seal CP-10

EAD Quick-Opening Cage EAD-1Linear Cage EAD-3Equal Percentage Cage EAD-5Whisper Trim I Cage EAD-7

EAS Quick-Opening CageFlow Up EAS-1Flow Down EAS-5*

(EAD-1)Linear CageFlow Up EAS-2Flow Down EAS-5*

(EAD-3)Equal Percentage CageFlow Up EAS-3Flow Down EAS-5*

(EAD-5)Whisper Trim I Cage EAS-4

EAT EAT-1*Quick-Opening Cage (EAD-1)Linear Cage (EAD-3)Equal Percentage Cage (EAD-5)Whisper Trim I Cage (EAD-7)

Design Page

ED Quick-Opening Cage ED-1Linear Cage ED-3Equal Percentage Cage ED-5Whisper Trim I Cage ED-7Whisper Trim III Cage ED-8

EDR 1 thru 4-Inch Valve Bodies EDR-1*Quick-Opening Cage (ED-1)Linear Cage (ED-3)Equal Percentage Cage (ED-5)Whisper Trim I Cage (ED-7)

EK Quick-Opening Cage EK-1Linear Cage EK-1

EKR 1 thru 4-Inch Valve BodiesQuick-Opening Cage EK-1Linear Cage EK-1

ES Quick-Opening Cage ES-1Linear Cage ES-3Equal Percentage Cage ES-5Whisper Trim I Cage ES-7Whisper Trim III Cage ES-8

ESR 1-Inch Valve Body OnlyQuick-Opening Cage ESR-1Linear Cage ESR-1Equal Percentage Cage ESR-1

1-1/2 thru 4-Inch Valve Bodies ESR-1*Quick-Opening Cage (ES-1)Linear Cage (ES-3)Equal Percentage Cage (ES-5)Whisper Trim I Cage (ES-7)

ET ET-1*Quick-Opening Cage (ED-1)Linear Cage (ED-3)Equal Percentage Cage (ED-5)Whisper Trim I Cage (ED-7)Whisper Trim III Cage (ED-8)Cavitrol III Cage ET-1

ET-C ET-2*Linear Cage (ED-3)Equal Percentage Cage (ED-5)Whisper Trim I Cage (ED-7)Whisper Trim III Cage (ED-8)

ETR 1 thru 4-Inch Valve Bodies ET-3*Quick-Opening Cage (ED-1)Linear Cage (ED-3)Equal Percentage Cage (ED-5)Whisper Trim I Cage (ED-7)

*For flow coefficients, turn to page numbers shown in parentheses.

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Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1981, 2001;All Rights Reserved

September 2001Page ii

Catalog 12

Design Page

EUDLinear Cage EU-1Equal Percentage Cage EU-2Whisper Trim III - Level A1 EU-3

EUT-2Linear Cage EU-1Equal Percentage Cage EU-2Whisper Trim III - Level A1 EU-3Cavitrol III Trim - One Stage EU-4

EWDQuick-Opening Cage EW-1Linear Cage EW-1Equal Percentage Cage EW-2Whisper Trim I Cage EW-3Whisper Trim III Cage EW-4

EWD and EWT-2—16-Inch and LargerLinear CageDrilled Window Cage EW-8

Equal Percentage CageDrilled Window Cage EW-10

Whisper Trim III - Level A1 EW-11Cavitrol III Trim - One Stage EW-13

EWD and EWT-2—20-Inch and LargerLinear CageCast Window Cage EW-7

Equal Percentage CageCast Window Cage EW-9

EWND EWN-1

EWND-1 Whisper Trim III Cage EWN-2

EWNS EWN-3

EWNT Cavitrol III Cage EWN-1

EWNT-2 EWN-4*Whisper Trim III Cage (EWN-2)

Design Page

EWSQuick-Opening Cage EW-15Linear Cage EW-15Equal Percentage Cage EW-16Whisper Trim I Cage EW-17Whisper Trim III Cage EW-18

EWT EW-21*Quick-Opening Cage (EW-1 and EW-5)Linear Cage (EW-1 and EW-5)Equal Percentage Cage (EW-2 and EW-5)Whisper Trim I Cage (EW-3 and EW-5)Whisper Trim III Cage (EW-4 and EW-6)Cavitrol III Cage EW-20

EWT-C EW-22*Quick Opening Cage (EW-1)Linear Cage (EW-1)Equal Percentage Cage (EW-2)Whisper Trim I Cage (EW-3)Whisper Trim III Cage (EW-4)

EZ Quick-Opening Valve Plug EZ-1Linear Valve Plug EZ-2Equal Percentage Valve Plug EZ-3Micro-Formt Valve Plug EZ-4Micro-Flutet Valve Plug EZ-5Micro-Flow Valve Plug EZ-5

EZ-C EZ-6*Quick Opening Cage (EZ-1)Linear Cage (EZ-2)Equal Percentage Cage (EZ-3)Micro-Form Valve Plug (EZ-4)

RSS RSS-1

YD Converging Flow YD-1Diverging Flow YD-3

YS Converging Flow YS-1Diverging Flow YS-3

*For flow coefficients, turn to page numbers shown in parentheses.

Catalog 12Index

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Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1981, 1999;All Rights Reserved

April 1999Page iii

Catalog 12Whisper Trim,Cavitrol, Micro-Form,Micro-Flute, Micro-Flow,Micro-Flat,Fisher, and Fisher-Rosemount are marks owned by Fisher Controls In-ternational, Inc. or Fisher-Rosemount Systems, inc. All other marks arethe property of their respective owners.

Globe and Angle Valve BodiesOver Class 600Design Page

461 461-1

CAV4 CavitrolR IV Trim CAV4-1

D Micro-Formt Valve Plug D-1Micro-Flutet Valve Plug D-2

DA Equal Percentage Valve Plug DA-1Micro-Flute Valve Plug DA-3

EHD Class 1500Linear Cage EH-1Equal Percentage Cage EH-1Modified Equal Percentage Cage EH-2

Class 2500Linear Cage EH-3Equal Percentage Cage EH-3Modified Equal Percentage Cage EH-4

EHS Class 1500Linear Cage EH-5Equal Percentage Cage EH-5Modified Equal Percentage Cage EH-6Micro-Form Valve Plug EH-8Cavitrol III Cage EH-10

Class 2500Linear Cage EH-7Equal Percentage Cage EH-7Modified Equal Percentage Cage EH-7Micro-Form Valve Plug EH-9Cavitrol III Cage EH-11

EHT EH-10*Class 1500Linear Cage (EH-1)Equal Percentage Cage (EH-1)Modified Equal Percentage Cage (EH-2)Cavitrol III Cage EH-10

Class 2500Linear Cage (EH-3)Equal Percentage Cage (EH-3)Modified Equal Percentage Cage (EH-4)Cavitrol III Cage EH-10

EWD Quick-Opening Cage EW-5Linear Cage EW-5Equal Percentage Cage EW-5Whisper TrimR I Cage EW-5

Design Page

EWD-1 Quick-Opening Cage EW-5Linear Cage EW-5Equal Percentage Cage EW-5Whisper Trim III Cage EW-6

EWND-1 Whisper Trim III Cage EWN-2

EWNT-1 EWN-4*Whisper Trim III Cage (EWN-2)

EWS Quick-Opening Cage EW-19Linear Cage EW-19Equal Percentage Cage EW-19

EWT EW-21*Quick-Opening Cage (EW-5)Linear Cage (EW-5)Equal Percentage Cage (EW-5)Whisper Trim I Cage (EW-5)Cavitrol III Cage EW-21

EWT-1 EW-23*Quick-Opening Cage (EW-5)Linear Cage (EW-5)Equal Percentage Cage (EW-5)Whisper Trim III Cage (EW-6)

HPADLinear Cage HP-1Equal Percentage Cage HP-1Modified Equal Percentage Cage HP-1Whisper Trim III Cage HP-2

HPASClass 900Linear Cage HP-3Equal Percentage Cage HP-3Without Liner HP-4With Liner HP-6Modified Equal Percentage Cage HP-3Without Liner HP-4With Liner HP-6Micro-Flute Valve Plug HP-8Micro-Flatt Valve Plug HP-9Micro-Form Valve Plug HP-10Whisper Trim III Cage HP-14Cavitrol III Cage HP-15

Class 1500Linear Cage HP-3Equal Percentage Cage HP-3Without Liner HP-4With Liner HP-6Modified Equal Percentage Cage HP-3Without Liner HP-4With Liner HP-6Micro-Flute Valve Plug HP-8Micro-Flat Valve Plug HP-9Micro-Form Valve Plug HP-10Whisper Trim III Cage HP-14Cavitrol III Cage HP-15

*For flow coefficients, turn to page numbers shown in parentheses.

Catalog 12Index

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Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1981, 1999;All Rights Reserved

April 1999Page iv

Catalog 12*For flow coefficients, turn to page numbers shown in parentheses.

Design Page

HPASClass 2500Linear Cage HP-3Equal Percentage Cage HP-3Without Liner HP-5With Liner HP-7Modified Equal Percentage Cage HP-3Without Liner HP-5With Liner HP-7Micro-Flute Valve Plug HP-8Micro-Flat Valve Plug HP-9Micro-Form Valve Plug HP-12Whisper Trim III Cage HP-14Cavitrol III Cage HP-15

HPAT HP-15*Cavitrol III Cage HP-15Linear Cage (HP-1)Equal Percentage Cage (HP-1)Modified Equal Percentage Cage (HP-1)Whisper Trim III Cage (HP-2)

HPDClass 900 & 1500Linear Cage HP-16Equal Percentage Cage HP-16Whisper Trim III HP-18

Class 2500Linear Cage HP-17Equal Percentage Cage HP-17Whisper Trim III HP-18

HPSClass 900, 1500, & 2500Linear Cage HP-19Equal Percentage Cage HP-19Micro-Flute HP-20Micro-Form (Class 900 & 1500) HP-21Micro-Form (Class 2500) HP-22Whisper Trim III HP-25Cavitrol III HP-26

HPT Cavitrol III HP-26

PQC Taper Plug Valve PlugGlobe PQC-1Angle PQC-1

Ball Valve Bodies

CV500 Forward Flow CV500-1Reverse Flow CV500-2

V150 Composition and Flat Metal SealsFlow Ring ConstructionsSizes 1--8” V150-1Sizes 10--20” V150-2

HD (Heavy-Duty) Metal SealsSizes 1--8” V150-3Sizes 10--20” V150-4

V200 V200-1

Design Page

V250 V250-1

V260 V260ACharacterized V260-1High Density V260-2

V260BCharacterized V260-3High Density V260-4

V260C V260-5

V300 V300-1

V500 Full Port Level 1, 2, and 3 TrimsForward Flow V500-1Reverse Flow V500-2

Reduced Port Level 1, 2, and 3 TrimsForward Flow V500-3Reverse Flow V500-4

Full Port Level 4 TrimForward Flow V500-5Reverse Flow V500-6

Reduced Port Level 4 TrimForward Flow V500-7Reverse Flow V500-8

Butterfly Valve Bodies

A11 Classes 150/150 & 150 A11-1Class 300 A11-2Class 600 A11-3

A31A A31A-1

A31D Class 150 A31D-1Class 300 A31D-2

A41 A41-1

8532 Class 150 8532-1Class 300 8532-2

8560 Class 150Forward Flow 8560-1Reverse Flow 8560-2

Class 300Forward Flow 8560--3Reverse Flow 8560-4

9500 Conventional Disk 9500-1Fishtail Disk 9500-2

Catalog 12Index

Page 5: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1981, 1999;All Rights Reserved

April 1999Page v/vi

Catalog 12

SECTION 2 VALVE SIZING PROCEDURE

Introduction 2-1

Sizing Valves for Liquids 2-1

Liquid Sizing Sample Problems 2-8

Sizing Valves for Compressible Fluids 2-12

Compressible Fluid Sizing Sample Problems 2-14

FSP Vapor Pressure Calculation (V1.4) 2-17

FSP Pulp Stock Sizing Calculations (V1.4) 2-19

Technical Information 2-23

Leakage Specification 2-27

Valve Sizing for Cavitating and Flashing Liquids 2-28

Valve Sizing for Liquid-Gas Mixture 2-29

Saturated Steam Pressure and Temperature 2-32

Saturated and Superheated Steam Density/Temperature Curve 2-34

Velocity Equations 2-35

SECTION 3 NOISE ABATEMENTHydronamic Noise (∆SPLAr Corrections) 3-1

Sound Characteristics 3-2

Hydrodynamic Noise 3-5

Catalog 12Index

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Catalog 12Section 1

Page 8: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
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Page 10: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 11: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

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C

8YC 8C)N EYH 89)8ZA B)H8C B)N88 B)F8H B)N8C B)DG9 B)DFG B)DHC B)DDN B)DC8 B)N8G J J J

C5I B)EDH B)DHH B)GGF 8)HH C)BD E)BD H)NC F)N9 9)HB 88)D B)9C

EYH 89)8 EYH 89)8 <, ='C=D ='>@& ='@DD &'A? &'@@ A'D> >'=B ?'B@ B'&C E'E? J J JEYH 89)8 EYH 89)8ZA B)NDH B)FCH B)DGH B)DBH B)DCE B)DDH B)DBH B)DEC B)DGN B)FFD J J J

5I B)9GB 8)H8 8)GF C)F8 E)GF D)NG G)DE 8C)E 8N)8 CB)B B)G9

8 CD)H EYH 89)8 <, ='B>B &'AA &'D& A'AD C'C> ?'== @'CB &='D &>'B &@'C J J J8 CD)H EYH 89)8ZA B)DG8 B)DND B)FBE B)FBC B)D9H B)DGB B)DNF B)DNC B)DFN B)FEH J J J

5I 8)EN C)B8 C)NC E)N8 D)CG N)NG 88)H 8F)8 C8)8 CD)C B)98

8J8YC EG)8 EYH 89)8 <, &'&E &'@> A'C? C'A& >'?@ D'@C E'BD &C'E &B'C A&'B J J J8 8YC EG)8 EYH 89)8ZA B)FDB B)F89 B)DGC B)DN9 B)DNE B)DDF B)DDE B)D98 B)FGG B)FNF J J J

8) +% 8BB[ %"1=&/)

Page 12: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

D>?F%L0%FMN0$%O 3%OR ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$ABC>TBU

/%F# 3>"MB#BF D"V>MGM-F"AB$ !%BEE>?

>BR#H)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$

0+W'XC>TBU4R?SBH 4R?SBH MM 4R?SBH MM >BR#H '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W X

5I B)BFH B)8B9 B)8FN B)CF9 B)HCE B)F8D B)GBD 8)BF 8)HC 8)FH B)NG

8YH F)ED EYH 89)8 <, ='=?? ='=E> ='&>? ='ACC ='CDD ='?CA ='DED ='E&@ &'AC &'>A J J J8YH F)ED EYH 89)8ZA B)N9E B)DBC B)HEG B)EBF B)CB8 B)C88 B)CFE B)ECF B)EGF B)DBE J J J

5I B)89N B)CNH B)HE8 B)NC9 8)BB 8)8F 8)HH C)BH C)9N E)DE B)NF

EYG 9)DE EYH 89)8 <, ='&@= ='AC@ ='C@C ='DC& ='BD? &'== &'A? &'@D A'?@ C'=? J J JEYG 9)DE EYH 89)8ZA B)HHN B)EHD B)CGN B)CBD B)89H B)C9B B)EDN B)HBF B)HFN B)DDE J J J

5I B)CGD B)HNN B)NCG 8)8E 8)DG 8)9C C)HE E)HH H)NG D)HN B)N9

8YC 8C)N EYH 89)8 <, ='A>@ ='>&C ='DC= ='E@B &'C@ &'DD A'&= A'EB >'&C >'@C J J J

8

8YC 8C)N EYH 89)8ZA B)CEH B)CEE B)C8G B)CBB B)CB9 B)C9C B)ENF B)HBB B)HDD B)D9B J J J

85I B)DNB B)9FF 8)FH C)ED C)GH E)HH D)BE F)G8 G)B8 G)9B B)9H

EYH 89)8 EYH 89)8 <, ='>EC ='BCD &'>A A'=C A'>D A'EB >'C? ?'BE D'EC @'@= J J JEYH 89)8 EYH 89)8ZA B)CDH B)8GN B)8HD B)8FN B)CH9 B)ENN B)H8G B)H9N B)F9H B)GEE J J J

5I 8)NB C)FF E)8D E)DN H)CF D)HE N)CC 9)DC 88)C 88)H B)9N

8 CD)H EYH 89)8 <, &'>@ A'C= A'@A C'=E C'DB >'@= D'A? B'AC E'DE E'BD J J J8 CD)H EYH 89)8ZA B)8N9 B)8EF B)8F8 B)CDF B)HCH B)D98 B)FNE B)F9E B)NNN B)NG8 J J J

5I C)H8 E)H9 H)CE D)CE F)HF N)D9 G)DG 9)9G 88)H 88)F B)9G

8J8YCLCM EG)8 EYH 89)8 <, A'=B C'=A C'DD >'?A ?'?E D'?@ @'>A B'DC E'BD &='= J J J8 8YC EG)8 EYH 89)8ZA B)8NN B)8NN B)CB9 B)CDC B)EEN B)DBC B)NC9 B)GH8 B)NDG B)NFF J J J

5I B)BFH B)8B9 B)8FN B)CF9 B)HCE B)F8D B)GBD 8)BF 8)HC 8)FH B)NG

8YH F)ED EYH 89)8 <, ='=?? ='=E> ='&>? ='ACC ='CDD ='?CA ='DED ='E&@ &'AC &'>A J J J8YH F)ED EYH 89)8ZA B)N9E B)DBC B)HEG B)EBF B)CB8 B)C88 B)CFE B)ECF B)EGF B)DBE J J J

5I B)89N B)CNH B)HE8 B)NC9 8)BB 8)8F 8)HH C)BH E)8D E)FG B)NF

EYG 9)DE EYH 89)8 <, ='&@= ='AC@ ='C@C ='DC& ='BD? &'== &'A? &'@D A'@A C'&B J J JEYG 9)DE EYH 89)8ZA B)HHN B)EHD B)CGN B)CBD B)89H B)C9B B)EDN B)HBF B)H8D B)DB9 J J J

5I B)CGD B)HNN B)NH8 8)8D 8)FC C)B8 C)DB E)DD D)HE F)CG B)ND

8YC 8C)N EYH 89)8 <, ='A>@ ='>&C ='D>& ='EE? &'>= &'@> A'&D C'=@ >'@= ?'>C J J J

C

8YC 8C)N EYH 89)8ZA B)CFB B)CEE B)C88 B)89N B)CBF B)CNB B)EFC B)HB9 B)HBH B)H9N J J J

C5I B)FB9 B)9FF 8)FH C)ED C)GH E)HH D)BE N)GN 8B)F 8C)E B)NN

EYH 89)8 EYH 89)8 <, ='?A@ ='BCD &'>A A'=C A'>D A'EB >'C? D'B& E'&@ &='D J J JEYH 89)8 EYH 89)8ZA B)CHE B)8GN B)8FB B)8NC B)CH9 B)ENN B)H8G B)EGG B)HHF B)DEG J J J

5I 8)CG C)8F E)8G H)HB D)BG F)BC 9)BC 8E)E 8F)D 8G)G B)NG

8 CD)H EYH 89)8 <, &'&& &'B@ A'@? C'B& >'CE ?'A& @'B= &&'? &>'C &D'C J J J8 CD)H EYH 89)8ZA B)8N8 B)8HD B)8E9 B)8FE B)CFC B)HB9 B)HBF B)HCE B)HGG B)DNE J J J

5I C)B9 E)8G H)EC D)CF F)CG N)99 88)B 8D)G C8)B CH)8 B)GG

8J8YCLCM EG)8 EYH 89)8 <, &'B& A'@? C'@> >'?? ?'>C D'E& E'?A &C'D &B'A A='B J J J8 8YC EG)8 EYH 89)8ZA B)CH8 B)C89 B)CBC B)CD9 B)ENF B)H9F B)DDF B)DNN B)FFE B)FGB J J J

8) +% 8BB[ %"1=&/)C) ;&-,PP&$'&' R," ,$J,RR 3&"=#-& ?&-1@3& ,R R/,S 1"&1 '#RR&"&$%#1/) 6R %4",%%/#$< 100/#-1%#,$3 1"& "&O@#"&'7 -,$%1-% .,@" 2#34&" 5,$%",/3 31/&3 ,RR#-& ," 31/&3 "&0"&3&$%1%#=&)

-<=B IJK

X#-",J2,"P I1/=& !/@<2/,S \,S$

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 8999:+// ;#<4%3 ;&3&"=&'

/)0 &'''()*+ 123,.

!"#"$%& '(

Page 13: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

3BH>&R 9:'

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89G87 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ :;&,,&

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1$' X#-",JR,"P 1"& P1"T3 ,S$&' ?. 2#34&"5,$%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&"P1"T3 1"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

3BH>&R 9:' L 0$%O 3%OR)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= B)D9N B)9GC 8)EG 8)GN C)DH E)HD H)98 N)CC 9)9D 88)N B)H9

8YCLCM 8C)N EYH 89 <1 ='?&D ='B>E &'&E &'DA A'A= A'EB >'A? D'A? B'D& &='& FF FF FF8YC 8C)N EYH 89ZA B)EB8 B)CBD B)8GF B)89G B)CBF B)C8C B)89F B)8D9 B)8FB B)8GN JJ JJ JJ

5= B)998 8)DD C)C8 E)8B H)8N D)99 9)B9 8E)E 89)F CD)H B)H8

EYHLCM 89)8 EYH 89 <1 ='B?@ &'C> &'E& A'DB C'D& ?'&B @'BD &&'? &@'= AA'= FF FF FFEYH 89)8 EYH 89ZA B)8GG B)8HN B)8HH B)8NB B)8NG B)8GG B)8ND B)8NH B)8DH B)8DH JJ JJ JJ

5= 8)F9 C)EB C)9H E)DC H)9N N)DG 8C)C 8G)F C9)G H8)8 B)HC

8LCM CD)H EYH 89 <1 &'>D &'EE A'?> C'=? >'C= D'?D &='D &D'& A?'B C?'D FF FF FF

C ] E

8 CD)H EYH 89ZA B)8NF B)8GC B)CEH B)EHG B)ENB B)EH8 B)CGB B)CH9 B)8FB B)8DF JJ JJ JJ

C ] E5= C)DG E)9E D)F9 G)8F 88)9 8N)G CF)F E9)F DF)C NH)9 B)HC

8JJ8YHLCM E8)G 8JJ8YG C9 <1 A'AC C'>= >'EA @'=D &='C &?'> AC'= C>'C >B'D D>'B FF FF FF8 8YH E8)G 8 8YG C9ZA B)8DH B)8EG B)8EG B)8EN B)8EN B)8EF B)8EN B)8EN B)8EN B)8EN JJ JJ JJ

5= D)CB 9)BB 8D)C CH)E ED)C HG)G FH)D G8)C 9H)8 8BB B)DB

8JJ8YCLEM EG)8 8JJ8YG C9 <1 >'?= @'@E &C'& A&'= C='> >A'A ??'B @='A B&'> BD'? FF FF FF8 8YC EG)8 8 8YG C9ZA B)8CH B)8DF B)8FG B)8DD B)8DE B)8D8 B)8DB B)8DG B)8NF B)8G9 JJ JJ JJ

5= H)FF 8B)F 8N)H CF)F H8)C DG)E ND)B G9)F 99)H 8BF B)DN

8JJDYGLEM H8)E 8JJ8YG C9 <1 >'=C E'&@ &?'& AC'= C?'D ?='> D>'E @@'? BD'= E&'@ FF FF FF8 DYG H8)E 8 8YG C9ZA B)CEH B)CCD B)CCB B)C8N B)8NG B)8DG B)8FE B)8NG B)CB9 B)CEE JJ JJ JJ

5= 8)DG C)HB E)CD H)BC D)9C 9)BH 8H)C CC)D ED)N HD)C B)HC

8LCM CD)H EYH 89 <1 &'C@ A'=B A'B& C'>B ?'&A @'BA &A'C &E'? C='E CE'& FF FF FF8 CD)H EYH 89ZA B)ECH B)E8D B)ENC B)DBE B)HEH B)EDN B)C9B B)C8G B)8DB B)8ED JJ JJ JJ

5= C)EG E)9N F)BE G)BC 9)BD 8C)N CB)B EF)9 F8)9 N9)H B)HC

8JJ8YHLCM E8)G 8JJ8YG C9 <1 A'=D C'>C ?'AA D'E> @'BC &&'= &@'C C&'E ?C'? DB'@ FF FF FF8 8YH E8)G 8 8YG C9ZA B)CNH B)89G B)8GC B)C8E B)ECH B)EEE B)C98 B)8NE B)8CD B)8CH JJ JJ JJ

5= F)EH 8C)E 89)G CG)E HB)B DN)H NE)G GF)C 9F)N 8BH B)HN

8JJ8YCLEM EG)8 8JJ8YG C9 <1 ?'>B &='D &@'& A>'? C>'D >E'@ DC'B @>'D BC'D E='= FF FF FF

E ] H

8 8YC EG)8 8 8YG C9ZA B)89C B)8DD B)8HF B)8H9 B)8HB B)88N B)88N B)8C9 B)8HF B)8FB JJ JJ JJ

E ] H5= H)D9 9)9N 8G)9 E8)H HC)B DN)C ND)F 98)G 8BD 88C B)DD

8JJEYHLEM HH)D 8JJ8YG C9 <1 C'E@ B'DA &D'C A@'A CD'C >E'? D?'> @E'> E='B ED'E FF FF FF8 EYH HH)D 8 8YG C9ZA B)CHH B)CHH B)89E B)8N8 B)8GH B)8N9 B)8NH B)89C B)C8G B)CHE JJ JJ JJ

5= 9)NC CE)B EN)B DE)8 NB)8 GD)B 9N)H 8B9 88N 8CE B)FC

CLEM DB)G 8JJ8YG C9 <1 B'>& &E'E CA'= >?'E D='D @C'? B>'C E>'C &=& &=D FF FF FFC DB)G 8 8YG C9ZA B)CHF B)8DB B)8HG B)8D8 B)8FB B)8N9 B)C8G B)CD9 B)C9D B)E8H JJ JJ JJ

5= N)BG 8F)B EC)9 HF)H D9)H N9)C 9H)C 8BF 88F 8CC B)NB

CJJ8YHLEM DN)C 8JJ8YG C9 <1 D'&A &C'B AB'? >='& ?&'> DB'? B&'? E&'@ &== &=D FF FF FFC 8YH DN)C 8 8YG C9ZA B)C9C B)CHN B)8GB B)C8C B)CD8 B)CDG B)EBD B)EDE B)EGB B)H8B JJ JJ JJ

Page 14: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

3BH>&R 9:'

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89G87 899G:+// ;#<4%3 ;&3&"=&'45678+# &''9

()*+ :;&,.

!"#"$%& '(

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= N)CF 8B)D CB)G CG)D HC)C FH)C 9N)H 8C9 8D9 898 B)HH

CLEM DB)G 8JJ8YG C9 <1 D'AB E'=B &B'= A>'@ CD'? ??'? B>'C &&A &CB &D? FF FF FFC DB)G 8 8YG C9ZA B)8FG B)EHE B)CDH B)C99 B)CGH B)CCF B)8N8 B)8D9 B)8DD B)8EN JJ JJ JJ

5= F)D8 8B)9 89)E EB)G HD)F ND)D 88C 8H9 8G9 C8N B)H9

CJJ8YHLEM DN)C 8JJ8YG C9 <1 ?'DC E'>C &D'@ AD'D CE'> D?'C ED'E &AE &DC &BB FF FF FFC 8YH DN)C 8 8YG C9ZA B)8ND B)ENC B)HEG B)E9H B)E9G B)CDE B)899 B)8GE B)8NC B)8FC JJ JJ JJ

5= 8N)8 E8)H HD)N DN)C 9E)F 8E8 8GH CHF CGF E88 B)HH

H ] F CJJ8YCLEM FE)D 8JJ8YC EG <1 &>'B A@'A CE'? >E'? B&'= &&C &?E A&C A>@ ADE FF FF FFH ] F C 8YC FE)D 8 8YC EGZA B)8FG B)8NE B)CBN B)CGB B)C8G B)89H B)8FH B)8H8 B)8H8 B)8E9 JJ JJ JJ

5= C8)D H8)C FE)8 NH)H 88B 8FE CCE CNB EBH EEC B)H9

CJJEYHLEM F9)9 8JJ8YC EG <1 &B'D C?'D ?>'D D>'> E?'A &>& &EC AC> ADC AB@ FF FF FFC EYH F9)9 8 8YC EGZA B)8DE B)8HC B)8HN B)CCH B)89G B)8FE B)8E8 B)8D8 B)8FF B)8FG JJ JJ JJ

5= 8H)G EF)H DD)E GN)H 8CD CBH CHG CNE EBD EE8 B)DF

ELEM NF)C 8JJ8YC EG <1 &A'B C&'? >@'B @?'D &=B &@D A&? ACD AD> ABD FF FF FFE NF)C 8 8YC EGZA B)CFH B)C8B B)CDF B)CCG B)CCN B)8H9 B)8FH B)CB8 B)C8H B)CCF JJ JJ JJ

5= 8F)9 EH)D DF)D GH)F 8CB 8FC C8E CNE ECC EHC B)HC

ELEM NF)C 8JJ8YC EG <1 &>'D AE'B >B'E @C'A &=> &>= &B> ACD A@E AED FF FF FFE NF)C 8 8YC EGZA B)CHH B)CHH B)CH8 B)CH8 B)CEG B)CED B)CC9 B)C8F B)899 B)CB9 JJ JJ JJ

5= CN)D HE)9 DD)H GH)G 8CG CB9 EC9 E9D HC9 HND B)DC

EJJ8YCLEM GG)9 C D8 <1 AC'B CB'= >@'E @C'> &&& &B& AB? C>A C@& >&& FF FF FF

F ] G

E 8YC GG)9 C D8ZA B)8N9 B)CGH B)HFH B)HHG B)EGG B)CFE B)8FG B)8GE B)C88 B)CBC JJ JJ JJ

F ] G5= C9)N F8)N 8BB 8D8 C8H CG9 ENC HNH DFG FBD B)DE

HLEM 8B8)F C D8 <1 A?'@ ?C'> BD'? &C& &B? A?= CAA >&= >E& ?AC FF FF FFH 8B8)F C D8ZA B)CHH B)CHH B)CHC B)CHB B)CEF B)CEH B)CE8 B)CCB B)89G B)CBN JJ JJ JJ

5= EG)N N9)C 8CN 89E CNC ENG H9G FCB NCC NFH B)DN

HJJ8YCLEM 88H)E C D8 <1 CC'? DB'? &&= &D@ AC? CA@ >C& ?CD DA? DD& FF FF FFH 8YC 88H)E C D8ZA B)CHH B)CHE B)CHC B)CHB B)CEN B)CEH B)CC9 B)C8D B)899 B)CBN JJ JJ JJ

8) +% 8BB[ %"1=&/)C) KO@1/ 0&"-&$%1<& -41"1-%&"#3%#- LX#-", 2,"PM)E) X,'#R#&' 01"1?,/#- -41"1-%&"#3%#-)

Page 15: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

KO@1/ !&"-&$%1<&

-<=B '7';C346 /6 97 "R@ *6C4 !$"HH 'J7 Z I77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899F7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ &<&9=,,&

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

,QG"$ /BF?BR#"&B W0$%O P=X ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB [%@< /%F# -%#"$0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$

)"$AB [%@<C>TB

/%F#3>"MB#BF

-%#"$-F"AB$

\ H]!0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'X

4R?SBH 346 MM 4R?SBH MMW4R?SBHX

\AH]!A !%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= B)BEG B)BDF B)BGC B)8CC B)8GB B)CFF B)E9E B)DGC B)DFB 8)CN B)9C

F 8YH 8)8Y8)CN <1 ='=CC ='=>B ='=@& ='&=D ='&?D ='AC= ='C>= ='?=C ='>B> &'&= FF FF FFF 8YH 8)8Y8)CNZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)BN9 B)88F B)8NC B)CDH B)ENF B)DDF B)GCC 8)CC 8)GB C)FF B)98

8YC 8D 8B EYG 8FLDYGM C)EYC)FF <1 ='=DB ='&== ='&>E ='AA= ='CA? ='>B& ='@&& &'=D &'?D A'C= FF FF FF8YC 8D 8B EYG 8FLDYGM C)EYC)FFZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)8CB B)8NN B)CFC B)EGN B)DNC B)GHF 8)CD 8)GD C)NH H)BD B)9B

8D 8YC E)DYH)BD <1 ='&=> ='&?C ='AA@ ='CC? ='>E? ='@CA &'=B &'D= A'C@ C'?= FF FF FF8D 8YC E)DYH)BDZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)BB9 B)B8E B)B89 B)BCG B)BH8 B)BFB B)BG9 B)8EC B)89D B)CG9 B)9C

F 8YH B)CDYB)CG9 <1 ='==B ='=&& ='=&D ='=A> ='=C? ='=?A ='=@@ ='&&> ='&DE ='A?= FF FF FFF 8YH B)CDYB)CG9ZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)B8H B)BCB B)BEB B)BHH B)BFD B)B9N B)8HE B)C88 B)E8E B)HFC B)9C

F 8YH B)HYB)HFC <1 ='=&A ='=&@ ='=AD ='=CB ='=?D ='=B> ='&A> ='&BC ='A@& ='>== FF FF FFF 8YH B)HYB)HFCZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)BC8 B)BEB B)BHD B)BFF B)B9G B)8HD B)C8H B)E8N B)HF9 B)F9H B)9C

F 8YH B)FYB)F9H <1 ='=&B ='=AD ='=CE ='=?@ ='=B? ='&A? ='&B? ='A@> ='>=D ='D== FF FF FFF 8YH B)FYB)F9HZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)BE8 B)BHF B)BFN B)B99 B)8HN B)C8G B)ECC B)HNF B)NBH 8)BH B)9C

F 8YH B)9Y8)BH <1 ='=A@ ='=>= ='=?B ='=BD ='&A@ ='&BE ='A@E ='>&A ='D=E ='E== FF FF FFF 8YH B)9Y8)BHZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)BHH B)BFF B)B9N B)8HH B)C8E B)E8H B)HFD B)FGN 8)BC 8)DB B)9C

8 CD F 8YH 8FLDYGM 8)EY8)DB <1 ='=CB ='=?@ ='=B> ='&A? ='&B> ='A@A ='>=A ='?E> ='BBA &'C= FF FF FF8 CD F 8YH 8FLDYGM 8)EY8)DBZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)B9C B)8EN B)CBC B)C9G B)HH8 B)FDE B)9FD 8)HE C)88 E)8C B)98

8B EYG C)NYE)8C <1 ='=B= ='&&E ='&@? ='A?B ='CB& ='?D? ='BC? &'A> &'BC A'@= FF FF FF8B EYG C)NYE)8CZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)8EN B)CBC B)C99 B)HHC B)FDH B)9FN 8)HE C)8C E)8E H)FC B)9B

8D 8YC H)BYH)FC <1 ='&&E ='&@? ='A?E ='CBA ='?DD ='BCD &'A> &'BC A'@& >'== FF FF FF8D 8YC H)BYH)FCZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)CCC B)EC9 B)HGF B)N89 8)BF 8)DN C)EC E)HH D)BG N)D8 B)G9

CB EYH F)DYN)D8 <1 ='&EA ='AB? ='>A= ='DAA ='E&@ &'CD A'=& A'EB >'CE D'?= FF FF FFCB EYH F)DYN)D8ZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)EHC B)DBF B)NHG 8)88 8)FH C)HC E)DG D)C9 N)GC 88)F B)GG

CD 8 8BY88)F <1 ='AED ='>CB ='D>@ ='ED= &'>A A'=E C'&= >'?B D'@D &='= FF FF FFCD 8 8BY88)FZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

Page 16: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

)"$AB [%@< /%F# -%#"$0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$

)"$AB [%@<C>TB

/%F#3>"MB#BF

-%#"$-F"AB$

\ ]!0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'X

4R?SBH 346 MM 4R?SBH MMW4R?SBHX

\AH]!A !%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= B)CCC B)EC9 B)HGF B)N89 8)BF 8)DCN C)EC E)HH D)BG N)D8 B)G9

CB EYH F)DYN)D8 <1 ='&EA ='AB? ='>A= ='DAA ='E&@ &'CA A'=& A'EB >'CE D'?= FF FF FFCB EYH F)DYN)D8ZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)ENF B)DDF B)GCC 8)CC 8)GB C)FF E)9E D)GC G)FB 8C)N B)GG

CD 8 88Y8C)N <1 ='CA? ='>B& ='@&& &'=D &'?D A'C= C'>= ?'=C @'>> &='EE FF FF FF

8 8YC HB

CD 8

8FLDYGM

88Y8C)NZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

8JJ8YC HB 8FLDYGM5= B)DG8 B)GD9 8)CN 8)GG C)NG H)88 F)BG G)99 8E)E 89)N B)GN

EB 8JJ8YH 8NY89)N <1 B)DBE ='@>C &'&= &'DC A'>= C'?D ?'AD @'@B &&'? &@'= FF FF FFEB 8 8YH 8NY89)NZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)GDH 8)CF 8)GN C)NF H)B9 F)BH G)9H 8E)C 89)D CG)9 B)GF

HB 8JJ8YC CDYCG)9 <1 ='@CE &'=E &'DA A'CE C'?> ?'AA @'@C &&'> &D'E A?'= FF FF FFHB 8 8YC CDYCG)9ZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)CCC B)EC9 B)HGF B)N89 8)BF 8)DN C)EC E)HH D)BG N)D8 B)G9

CB EYH F)DYN)D8 <1 ='&EA ='AB? ='>A= ='DAA ='E&@ &'CD A'=& A'EB >'CE D'?= FF FF FFCB EYH F)DYN)D8ZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)H8B B)FBN B)G9N 8)EE 8)9F C)9B H)C9 F)EH 9)EG 8E)9 B)GG

CD 8 8CY8E)9 <1 ='C?? ='?A? ='@@D &'&? &'@= A'?& C'@& ?'>B B'&& &A'= FF FF FFCD 8 8CY8E)9ZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)F8D B)98B 8)ED 8)99 C)9H H)ED F)HH 9)DC 8H)8 CB)G B)GN

C DB EB 8JJ8YH 8FLDYGM 8GYCB)G <1 ='?CA ='@B@ &'&@ &'@A A'?> C'@D ?'?@ B'AC &A'A &B'= FF FF FFC DB EB 8 8YH 8FLDYGM 8GYCB)GZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= B)GDD 8)CF 8)GN C)NF H)B9 F)BH G)9H 8E)C 89)D CG)9 B)GF

HB 8JJ8YC CDYCG)9 <1 ='@>= &'=E &'DA A'CE C'?> ?'AA @'@C &&'> &D'E A?'= FF FF FFHB 8 8YC CDYCG)9ZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= 8)8F 8)NC C)DH E)NF D)DF G)CC 8C)C 8G)B CF)F E9)E B)GH

DB C EHYE9)E <1 &'== &'>E A'A= C'A? >'B& @'&& &='D &?'D AC'= C>'= FF FF FFDB C EHYE9)EZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= 8)8F 8)NC C)DH E)NF D)DF G)CC 8C)C 8G)B CF)F E9)E B)GF

HB 8JJ8YC EHYE9)E <1 &'== &'>E A'A= C'A? >'B& @'&& &='D &?'D AC'= C>'= FF FF FFHB 8 8YC EHYE9)EZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= 8)DN C)EE E)HH D)B9 N)DC 88)8 8F)H CH)E EF)B DE)C B)GH

DB C HFYDE)C <1 &'CD A'=A A'EB >'>= D'?= E'D= &>'A A&'= C&'& >D'= FF FF FF

E GB

DB C

EC

HFYDE)CZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

E GBEC

L8JJ8YHM 5= C)E9 E)DH D)CE N)NH 88)H 8F)9 CD)B EN)B DH)N GB)9 B)GC

FD CJJ8YC

L M

NBYGB)9 <1 A'=@ C'=D >'?A D'@= E'BD &>'D A&'D CA'= >@'C @='= FF FF FFFD C 8YC NBYGB)9ZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= E)BG H)DD F)NE 9)9D 8H)N C8)G EC)C HN)F NB)H 8BH)B B)GB

GB E 9BY8BH <1 A'DD C'E> ?'BA B'D& &A'@ &B'E A@'E >&'A D='E E='= FF FF FFGB E 9BY8BHZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

5= E)BG H)DD F)NE 9)9D 8H)N C8)G EC)C HN)F NB)H 8BH B)GB

GB E 9BY8BH <1 A'DD C'E> ?'BA B'D& &A'@ &B'E A@'E >&'A D='E E='= FF FF FF

H 8BB

GB E

EC

9BY8BHZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

H 8BBEC

L8JJ8YHM 5= H)N9 N)BG 8B)D 8D)D CC)9 EE)G DB)B NH)B 8B9 8FC B)NG

9D EJJEYH

L M

8HBY8FC <1 >'&> D'&A E'=B &C'> &E'B AE'A >C'C D>'= E>'C &>= FF FF FF9D E EYH 8HBY8FCZA B)H9H B)H9N B)DBB B)DBH B)D88 B)DC8 B)DEF B)DD9 B)D98 B)FHB JJ JJ JJ

8) +% 8BB[ %"1=&/)

-<=B '7';C346 /6 97 "R@ *6C4 !$"HH 'J7 Z I77

KO@1/ !&"-&$%1<&

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899F7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ &<&9=,.

!"#"$%& '(

Page 17: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

+>RB"F W0$%O P=X +>RB"F!S"F"?#BF>H#>?

)"$AB [%@< /%F# -%#"$0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$

)"$AB [%@<C>TB

/%F#3>"MB#BF

-%#"$-F"AB$

\ H]!0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'X

4R?SBH 346 MM 4R?SBH MMW4R?SBHX

\AH]!A !%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= B)DBD B)9CH 8)EH 8)NF C)8G C)FB E)BC E)HH E)GF H)CG B)9BB

8YC 8D 8D 8YC 8FLDYGM E)NYH)CG <1 ='>C@ ='@EE &'&D &'?A &'BE A'A? A'D& A'EB C'C> C'@= FF FF FF8YC 8D 8D 8YC 8FLDYGM E)NYH)CGZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

5= B)8NN B)ECD B)HNC B)F89 B)NFF B)98H 8)BF 8)C8 8)EF 8)DB B)9C

8 CD F 8YH 8FLDYGM 8)EY8)DB <1 ='&?C ='AB& ='>=B ='?C? ='DDC ='@E& ='E&@ &'=? &'&B &'C= FF FF FF8 CD F 8YH 8FLDYGM 8)EY8)DBZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

5= B)HB9 B)NH9 8)B9 8)HE 8)NN C)88 C)HD C)N9 E)8E E)HN B)98

8B EYG E)BYE)HN <1 ='C?> ='D>B ='E>C &'A> &'?C &'BC A'&A A'>& A'@& C'== FF FF FF8B EYG E)BYE)HNZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

5= B)FGC 8)CD 8)GC C)EG C)9D E)D8 H)BG H)FD D)C8 D)NG B)9B

8D 8YC D)BYD)NG <1 ='?E= &'=B &'?@ A'=D A'?? C'=> C'?C >'=A >'?& ?'== FF FF FF

8 CD

8D 8YC

8FLDYGM

D)BYD)NGZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

8 CD 8FLDYGM5= 8)BC 8)GN C)NC E)DN H)HC D)CN F)8C F)9N N)GC G)FN B)G9

CB EYH N)DYG)FN <1 ='BBA &'DA A'C? C'=E C'BA >'?D ?'AE D'=C D'@D @'?= FF FF FFCB EYH N)DYG)FNZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

5= 8)DB C)ND E)99 D)CH F)H9 N)NE G)9G 8B)C 88)D 8C)N B)GG

CD 8 88Y8C)N <1 &'C= A'CB C'>? >'?C ?'D& D'DE @'@@ B'BA E'E? &&'= FF FF FFCD 8 88Y8C)NZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

5= H)DB G)CH 8C)B 8D)N 89)D CE)C CF)9 EB)N EH)H EG)8 B)GF

8JJ8YC HB HB 8JJ8YC 8FLDYGM EEYEG)8 <1 C'BE @'&C &='> &C'D &D'E A='& AC'C AD'D AE'B CC'= FF FF FF8 8YC HB HB 8 8YC 8FLDYGM EEYEG)8ZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

5= H)98 G)99 8E)8 8N)C C8)C CD)E C9)H EE)D EN)D H8)F B)GF

HB 8JJ8YC EFYH8)F <1 >'A? @'@B &&'C &>'E &B'C A&'E A?'> AE'= CA'> CD'= FF FF FF

C DB

HB 8 8YC

8FLDYGM

EFYH8)FZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

C DB 8FLDYGM5= F)8H 88)C 8F)E C8)H CF)D E8)F EF)N H8)G HF)9 DC)B B)GH

DB C HDYDC)B <1 ?'C& E'DE &>'& &B'? AA'E A@'C C&'@ CD'A >='D >?'= FF FF FFDB C HDYDC)BZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

EC5= 8D)B CN)D E9)9 DC)H FH)9 NN)E G9)G 8BC 88D 8CN B)GB

E GB GB EEC

L8JJ8YHM 88BY8CN <1 &C'= AC'B C>'? >?'C ?D'& DD'E @@'@ BB'A EE'? &&= FF FF FFE GB GB E L8JJ8YHM 88BY8CNZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

EC5= C8)G HB)B DG)8 NF)C 9H)E 88C)D 8E8 8H9 8FN 8GD B)NG

H 8BB 9D EJJEYHEC

L8JJ8YHM 8FBY8GD <1 &B'E C>'D ?='C D?'E B&'D E@'C &&C &AE &>> &D= FF FF FFH 8BB 9D E EYH L8JJ8YHM 8FBY8GDZA B)DBG B)DCC B)DEN B)DDC B)DFN B)DG8 B)D9F B)F88 B)FCD B)FHB JJ JJ JJ

8) +% 8BB[ %"1=&/)

-<=B '7';C346 /6 97 "R@ *6C4 !$"HH 'J7 Z I77

W#$&1"

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899F7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ &<&9=,1-&<&9=,:

!"#"$%& '(2#34&" 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 18: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 19: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

5/133 8DB;&=&"3& 2/,S

-<=B ;JI(

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899B7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ 921.,&

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

!%BEE>?>BR#H)"$ABC>TB

)"$AB 5%#"#>%RU 3B&FBBH!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

5I 9D E8F F9D 8CBB 89BB CGHB E9GB D8CB FECB

^I8H

GC)C CNE FB8 8BEG 8FHE CHDN EHHE HHC9 DHFN

2W8H

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I 8C9 HEB 9HF 8FHB CDGB EGNB DHCB F9NB GFBB

^I8F

88C ENC G8G 8H89 CCEC EEHG HFGG FBC9 NHE9

2W8F

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I 8FF DDE 8CCB C8BB EECB H9NB F9FB G9DB 887BDB

^I8G

8HH HNG 8BDD 8G8N CGNC HC99 FBCB NNHC 9DDG

2W8G

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I CBG F9C 8DCB CFEB H8FB FCEB GNEB 887CCB 8E7GDB

^ICB

8GB D99 8E8D CCND ED9G DEG9 NDD8 9NBD 8879GB

2WCB

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I ECC 8BGB CENB HBGB FHDB 9FNB 8E7DHB 8N7H8B C87DBB

^ICH

CNN 9EH CBDB EDC9 DDN9 GEFD 887N8C 8D7BFB 8G7D9G

2WCH

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

Page 20: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

5/133 EBB;&=&"3& 2/,S

-<=B ;JI(

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899B7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ 921.,.

!"#"$%& '(

!%BEE>?>BR#H)"$ABC>TB

)"$AB 5%#"#>%RU 3B&FBBH!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

5I 8EF EH8 NBH 8CBB 8GFB CFGB EHDB HBDB HDDB

^I8H

88G C9D FB9 8BEG 8FB9 CE8G C9GH EDBE E9EF

2W8H

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I 8F9 HCC GNE 8H9B CE8B EECB HCGB DB8B DFEB

^I8F

8HF EFD NDD 8CG9 899G CGNC ENBC HEEH HGNB

2W8F

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I CHN F8N 8CGB C8GB EENB HGFB FCFB NEEB GCEB

^I8G

C8H DEH 88BN 8GGF C98D HCBH DH8D FEHB N889

2W8G

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I CGF N8H 8HGB CDCB E98B DFCB NCHB GHGB 9DEB

^ICB

CHN F8G 8CGB C8GB EEGC HGF8 FCFE NEED GCHE

2WCB

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I END 9EG 89HB EECB D8EB NEGB 9D8B 8878HB 8C7D8B

^ICH

ECH G88 8FNG CGNC HHEN FEGH GCCF 9FEF 8B7GC8

2WCH

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

Page 21: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Class 150Forward Flow

Type 8560

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2001;All Rights Reserved

July 2001Page 8560-1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

CoefficientsValveSize

Valve Rotation, DegreesCoefficients Size,

Inches 10 20 30 40 50 60 70 80 90

CV 2.25 11.4 19.9 32.6 48.1 58.9 64.0 69.8 80.2

KV 1.95 9.86 17.2 28.2 41.6 50.9 55.4 60.4 69.4

FL 2(1) - - - 0.78 0.77 0.76 0.74 0.76 0.77 0.76 0.71

XT

20.295 0.289 0.315 0.314 0.357 0.497 0.540 0.518 0.442

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 3.21 20.8 40.5 66.7 90.1 115 150 189 237

KV 2.78 18.0 35.0 57.7 77.9 99.5 130 163 205

FL 3 0.78 0.89 0.80 0.75 0.68 0.71 0.65 0.61 0.58

XT

30.855 0.602 0.461 0.404 0.372 0.358 0.306 0.259 0.232

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 18.2 52.6 96.7 154 199 270 351 447 499

KV 15.7 45.5 83.6 133 172 234 304 387 432

FL 4 0.80 0.85 0.79 0.73 0.74 0.69 0.64 0.61 0.53

XT

40.474 0.474 0.500 0.416 0.407 0.326 0.271 0.220 0.196

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 34.7 109 198 321 452 664 882 1180 1250

KV 30.0 94.3 171 278 391 574 763 1020 1080

FL 6 0.85 0.83 0.75 0.71 0.71 0.67 0.65 0.61 0.55

XT

60.389 0.552 0.528 0.438 0.424 0.331 0.278 0.206 0.203

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 60.5 190 345 560 788 1160 1540 2060 2180

KV 52.3 164 298 484 682 1000 1330 1780 1890

FL 8 0.81 0.81 0.79 0.82 0.71 0.66 0.60 0.55 0.48

XT

80.368 0.520 0.498 0.412 0.399 0.310 0.261 0.193 0.191

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 83.3 259 463 727 1090 1670 2400 3340 3600

KV 72.1 224 400 629 943 1440 2080 2890 3110

FL 10 0.81 0.81 0.79 0.82 0.71 0.66 0.60 0.55 0.48

XT

100.626 0.658 0.646 0.622 0.538 0.381 0.285 0.201 0.167

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 125 388 694 1090 1640 2500 3600 5010 5400

KV 108 336 600 943 1420 2160 3110 4330 4670

FL 12 0.83 0.78 0.78 0.78 0.75 0.66 0.61 0.52 0.47

XT

120.528 0.556 0.547 0.528 0.451 0.324 0.241 0.170 0.141

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.701. The 2-inch size is multirated to Classes 150, 300 and 600.

Page 22: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize

Valve Rotation, DegreesCoefficients Size,

Inches 10 20 30 40 50 60 70 80 90

CV 2.11 9.96 20.7 34.0 50.5 68.4 81.0 81.0 81.0

KV 1.83 8.62 17.9 29.4 43.7 59.2 70.0 70.0 70.0

FL 2(1) - - - 0.88 0.84 0.77 0.71 0.69 0.67 0.71 0.69

XT

20.399 0.507 0.354 0.334 0.340 0.342 0.359 0.401 0.401

Fd 0.090 0.17 0.26 .034 0.42 0.49 0.57 0.64 0.70

CV 1.79 23.0 37.0 58.8 91.9 139 192 270 259

KV 1.55 19.9 32.0 50.9 79.5 120 166 234 224

FL 3 0.70 0.81 0.73 0.76 0.75 0.66 0.60 0.50 0.54

XT

30.449 0.455 0.395 0.417 0.423 0.313 0.256 0.188 0.203

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 17.2 50.2 87.8 146 206 285 365 465 521

KV 14.9 43.4 75.9 126 178 247 316 402 451

FL 4 0.72 0.84 0.79 0.75 0.71 0.63 0.58 0.53 0.55

XT

40.445 0.471 0.481 0.417 0.370 0.276 0.225 0.191 0.196

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 30.6 100 173 285 424 640 893 1180 1290

KV 26.5 86.5 150 247 367 554 772 1020 1120

FL 6 0.83 0.83 0.80 0.78 0.76 0.69 0.59 0.52 0.54

XT

60.444 0.608 0.574 0.485 0.441 0.316 0.227 0.176 0.182

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 53.6 175 303 499 743 1120 1560 2070 2260

KV 46.4 151 262 432 643 969 1350 1790 1950

FL 8 0.79 0.83 0.82 0.79 0.73 0.66 0.58 0.51 0.48

XT

80.413 0.567 0.534 0.449 0.409 0.295 0.213 0.164 0.170

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 84.4 232 423 737 1180 1730 2560 3250 3710

KV 73.0 200 366 638 1020 1500 2210 2810 3210

FL 10 0.79 0.83 0.82 0.79 0.73 0.66 0.58 0.51 0.48

XT

100.542 0.745 0.673 0.590 0.489 0.380 0.245 0.189 0.156

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 126 347 631 1100 1760 2590 3820 4850 5540

KV 109 300 546 95.2 1520 2240 3300 4200 4790

FL 12 0.78 0.87 0.85 0.80 0.75 0.69 0.55 0.51 0.47

XT

120.491 0.671 0.610 0.535 0.443 0.343 0.222 0.171 0.141

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.701. The 2-inch size is multirated to Classes 150, 300 and 600.

Type 8560

Class 150Reverse Flow

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2001;All Rights Reserved

July 2001Page 8560 - 2

Catalog 12

Page 23: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize

Valve Rotation, DegreesCoefficients Size,

Inches 10 20 30 40 50 60 70 80 90

CV 2.25 11.4 19.9 32.6 48.1 58.9 64.0 69.8 80.2

KV 1.95 9.86 17.2 28.2 41.6 50.9 55.4 60.4 69.4

FL 2(1) - - - 0.78 0.77 0.75 0.74 0.75 0.77 0.75 0.71

XT

20.299 0.292 0.319 0.318 0.362 0.502 0.546 0.525 0.446

Fd 0.090 0.17 0.26 .034 0.42 0.49 0.57 0.64 0.70

CV 3.21 20.8 40.5 66.7 90.1 115 150 189 237

KV 2.78 18.0 35.0 57.7 77.9 99.5 130 163 205

FL 3 0.78 0.88 0.78 0.77 0.79 0.80 0.72 0.69 0.64

XT

30.370 0.542 0.433 0.411 0.464 0.469 0.397 0.346 0.286

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 12.9 37.4 72.9 124 174 236 318 420 488

KV 11.2 32.4 63.1 107 151 204 275 363 422

FL 4 0.81 0.86 0.79 0.73 0.72 0.71 0.65 0.60 0.54

XT

40.455 0.499 0.416 0.395 0.410 0.363 0.292 0.235 0.210

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 39.6 120 215 340 440 598 777 1050 1100

KV 34.3 104 186 294 381 604 672 908 952

FL 6 0.80 0.77 0.71 0.68 0.71 0.68 0.62 0.60 0.56

XT

60.420 0.433 0.434 0.369 0.360 0.299 0.282 0.214 0.205

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 73.9 224 401 634 821 1120 1450 1960 2070

KV 63.9 194 347 548 710 969 1250 1700 1790

FL 8 0.80 0.79 0.77 0.75 0.71 0.66 0.61 0.55 0.49

XT

80.367 0.380 0.381 0.322 0.314 0.260 0.248 0.187 0.177

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 64.6 248 453 706 1070 1630 2340 3280 3480

KV 55.9 215 392 611 926 1410 2020 2840 3010

FL 10 0.80 0.79 0.77 0.75 0.71 0.66 0.61 0.55 0.49

XT

100.464 0.565 0.562 0.544 0.455 0.335 0.255 0.179 0.159

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 95.2 365 668 1040 1580 2410 3450 4840 5130

KV 82.3 316 578 900 1370 2080 2980 4190 4440

FL 12 0.86 0.80 0.78 0.79 0.74 0.67 0.59 0.53 0.48

XT

120.422 0.514 0.506 0.492 0.412 0.301 0.231 0.162 0.144

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.701. The 2-inch size is multirated to Classes 150, 300 and 600.

Type 8560

Class 300Forward Flow

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2001;All Rights Reserved

July 2001Page 8560 - 3

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 24: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize

Valve Rotation, DegreesCoefficients Size,

Inches 10 20 30 40 50 60 70 80 90

CV 2.11 9.96 20.7 34.0 50.5 68.4 81.0 81.0 81.0

KV 1.83 8.62 17.9 29.4 43.7 59.2 70.0 70.0 70.0

FL 2(1) - - - 0.88 0.84 0.77 0.71 0.69 0.67 0.71 0.69

XT

20.399 0.507 0.354 0.334 0.340 0.342 0.359 0.401 0.401

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 1.79 23.0 37.0 58.8 91.9 139 192 270 259

KV 1.55 19.9 32.0 50.9 79.5 120 166 234 224

FL 3 0.71 0.75 0.77 0.81 0.79 0.71 0.62 0.49 0.59

XT

30.370 0.542 0.433 0.411 0.464 0.469 0.397 0.346 0.286

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 12.7 35.2 61.3 105 163 242 361 463 482

KV 11.0 30.4 53.0 90.8 141 209 312 400 417

FL 4 0.74 0.80 0.82 0.80 0.77 0.69 0.57 0.51 0.55

XT

40.455 0.499 0.416 0.395 0.410 0.363 0.292 0.235 0.210

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 38.8 106 183 294 436 605 779 976 1100

KV 33.6 91.7 158 254 377 523 674 844 952

FL 6 0.78 0.81 0.79 0.80 0.74 0.68 0.59 0.58 0.57

XT

60.420 0.433 0.434 0.369 0.360 0.299 0.282 0.214 0.205

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 73.1 200 345 554 821 1140 1470 1840 2090

KV 63.2 173 298 479 710 986 1270 1590 1810

FL 8 0.80 0.83 0.83 0.80 0.74 0.66 0.58 0.50 0.48

XT

80.405 0.454 0.542 0.451 0.346 0.269 0.239 0.206 0.173

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 66.2 217 399 708 1110 1690 2400 3100 3560

KV 57.3 188 345 612 960 1460 2080 2680 3080

FL 10 0.80 0.83 0.83 0.80 0.74 0.66 0.58 0.50 0.48

XT

100.505 0.714 0.672 0.557 0.465 0.339 0.243 0.187 0.155

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 100 328 603 1070 1680 2550 3620 4690 5380

KV 86.5 284 522 926 1450 2210 3130 4060 4650

FL 12 0.80 0.86 0.87 0.80 0.75 0.66 0.55 0.50 0.48

XT

120.451 0.636 0.595 0.494 0.414 0.303 0.217 0.167 0.138

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.701. The 2-inch size is multirated to Classes 150, 300 and 600.

Type 8560

Class 300Reverse Flow

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2001;All Rights Reserved

July 2001Page 8560 - 4

Catalog 12

Page 25: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

-<=B YJ77!$"HH '(J]I77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89G87899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ '2<<,,&

!"#"$%& '(2#34%1#/7 2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$J%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T31"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

!%RABR#>%R"$ 3>H^ *==F%V>M"#B$< ,QG"$/BF?BR#"&B !S"F"?#BF>H#>?

)"$AB C>TBU!%BEE>?>BR#H

3>H^ *R&$B %E 1=BR>R&U 3B&FBBH)"$AB C>TBU4R?SBH !%BEE>?>BR#H

7 '7 (7 I7 97 J7 :7 K7 ;7 Y7

!) B B)C 8)G D)N 8C)N CH)B HB)8 N8)H GF)N 98)C

(\) B B)8N 8)DF H)9E 88)B CB)G EH)N F8)G ND)B NG)9

(0+ B )NG )GB )GC )GH )GB )NH )FN )D9 )DD

_- B )H9B )H9B )DFE )DFE )H9H )H8E )CDD )8G9 )8GD

!) B B)D D)8 8F)8 ED)G FN)F 88C CBB CHE CDF

I\) B B)HE H)H8 8E)9 E8)B DG)D 9F)9 8NE C8B CC8

I0+ B )NG )GB )GC )GH )GB )NH )FN )D9 )DD

_- B )H9B )H9B )DFE )DFE )H9H )H8E )CDD )8G9 )8GD

!) B 8)B 8B)E EC)F NC)D 8EF CCN HBD H9C D8G

9\) B B)GN G)98 CG)C FC)N 88G 89F EDB HCF HHG

90+ B )NG )GB )GC )GH )GB )NH )FN )D9 )DD

_- B )H9B )H9B )DFE )DFE )H9H )H8E )CDD )8G9 )8GD

!) B CC)N DD)9 8E8 CHH HDH NF9 88CB 8F8B 8NDB

:\) B 89)F HG)H 88E C88 E9E FFD 9F9 8E9B 8D8B

:0+ B )NG )GB )GC )GH )GB )NH )FN )D9 )DD

_- B )E98 )E9H )HCF )HEF )HH9 )END )CNB )8E9 )8CG

!) B EF)F 9B)C C88 E9H NEE 8CHB 8GBB CDBB CGCB

;\) B E8)N NG)B 8GE EH8 FEH 8BNB 8DFB C8FB CHHB

;0+ B )NG )GB )GC )GH )GB )NH )FN )D9 )DD

_- B )E98 )E9H )HCF )HEF )HH9 )END )CNB )8E9 )8CG

!) B FB)C 8HG EHN FHG 8CBB CBHB C9FB HCFB HFEB

'7\) B DC)8 8CG EBB DF8 8BHB 8NFB CDFB EFGB HBBB

'70+ B )NG )GB )GC )GH )GB )NH )FN )D9 )DD

_- B )E98 )E9H )HCF )HEF )HH9 )END )CNB )8E9 )8CG

!) B 98)C CCH DCF 9GC 8GCB EB9B HH9B FHFB NBCB

'(\) B NG)9 89H HDD GH9 8DNB CFNB EGGB DD9B FBNB

'(0+ B )NG )GB )GC )GH )GB )NH )FN )D9 )DD

_- B )E98 )E9H )HCF )HEF )HH9 )END )CNB )8E9 )8CG

Page 26: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

5/133 8CDYEBB

-<=B YJ77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ '2<<,,.

!"#"$%& '(

0>HS#">$R 3>H^ *==F%V>M"#B$< ,QG"$/BF?BR#"&B !S"F"?#BF>H#>?

)"$AB C>TBU!%BEE>?>BR#H

3>H^ *R&$B %E 1=BR>R&U 3B&FBBH)"$AB C>TBU4R?SBH !%BEE>?>BR#H

7 '7 (7 I7 97 J7 :7 K7 ;7 Y7

!) B 8)G8 H)NG G)EN 8H)E CH)F E9)D F8)N GB 98

(\) B 8)DN H)8E N)CH 8C)H C8)E EH)C DE)H F9)C NG)N

(0+ B )GH )GH )GH )GH )GC )NG )N8 )FN )FF

_- B )HFF )DD9 )DFE )FB8 )DDD )HFC )EE8 )C9H )CBD

!) B H)B 8B)F 8G)N E8)G DH)G 9C 8EG 8N9 CBE

I\) B E)HF 9)8N 8F)C CN)D HN)H N9)F 889 8DD 8NF

I0+ B )GH )GH )GH )GH )GC )NG )N8 )FN )FF

_- B )HFF )DD9 )DFE )FB8 )DDD )HFC )EE8 )C9H )CBD

!) B N)ND 89)H ED F8)C 8BC 8N8 CND HBG H9B

9\) B F)NB 8F)G EB)E DC)9 GG)C 8HG CEG EDE HCH

90+ B )GH )GH )GH )GH )GC )NG )N8 )FN )FF

_- B )HFF )DD9 )DFE )FB8 )DDD )HFC )EE8 )C9H )CBD

!) B 8F)G HH)E NG)9 8H8 CEC E99 FEG 99H 8CCB

:\) B 8H)D EG)E FG)C 8CC CB8 EHD DDC GFB 8BFB

:0+ B )GH )GH )GH )GH )GC )NG )N8 )FN )FF

_- B )HFF )DD9 )NFF )NHH )FCB )D8D )ENC )CCG )8FB

!) B C9)9 NG)G 8HB CDC H8C N8B 88EB 8NNB C8NB

;\) B CD)9 FG)C 8C8 C8G EDF F8H 9NN 8DEB 8GGB

;0+ B )GH )GH )GH )GH )GC )NG )N8 )FN )FF

_- B )HFF )DD9 )NFF )NHH )FCB )D8D )ENC )CCG )8FB

!) B HF 8CE CCC H8C FNC 88NB 898B E8FB HB8B

'7\) B E9)G 8BF 89C EDF DG8 8B8B 8FDB CNEB EHNB

'70+ B )GH )GH )GH )GH )GC )NG )N8 )FN )FF

_- B )HFF )DD9 )NFF )NHH )FCB )D8D )ENC )CCG )8FB

!) B N9 8NG ECC D9C 9FN 8FGB CNCB HHNB DFHB

'(\) B FG)E 8DH CN9 D8C GEF 8HDB CEDB EGNB HGGB

'(0+ B )GH )GH )GH )GH )GC )NG )N8 )FN )FF

_- B )HFF )DD9 )NFF )NHH )FCB )D8D )ENC )CCG )8FB

Page 27: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

5/133&3 8DBY8DB 1$' 8DB;&=&"3& 2/,S

-<=B *''

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ !&& , &

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

!$"HH 'J7]'J7

!%BEE>?>BR#H)"$ABC>TB

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

!) FBG C7BEB H7HFB N7NBB 8C7CBB 8G7CBB CD7DBB EC7GBB HB7DBB

\)I7

DCF 8NFB EGFB FFFB 8BFBB 8DNBB CC8BB CGHBB EDBBB

0+I7

B)NN B)N9 B)G8 B)G8 B)NG B)NE B)FG B)FB B)DC

_- B)DB B)DE B)DD B)DD B)D8 B)HD B)E9 B)EB B)CE

!A 98B E7BEB F7FNB 887DBB 8G7CBB CN7EBB EG7CBB H978BB FB7FBB

\)I:

NGN CFCB DNNB 99DB 8DNBB CEFBB EEBBB HCDBB DCHBB

0+I:

B)NN B)N9 B)G8 B)G8 B)NG B)NE B)FG B)FB B)DC

_- B)DB B)DE B)DD B)DD B)D8 B)HD B)E9 B)EB B)CE

!A 87CBB E799B G7NGB 8D7CBB CH7BBB ED79BB DB7EBB FH7NBB N97GBB

\)9(

8BHB EHDB NFBB 8E8BB CBGBB E88BB HEDBB DFBBB F9BBB

0+9(

B)NN B)N9 B)G8 B)G8 B)NG B)NE B)FG B)FB B)DC

_- B)DB B)DE B)DD B)DD B)D8 B)HD B)E9 B)EB B)CE

!A 87D9B D7EBB 887NBB CB78BB E87GBB HN7NBB FF7GBB GD7GBB 8BF7BBB

\)9;

8EGB HDGB 8B8BB 8NHBB CNDBB H8EBB DNGBB NHCBB 98NBB

0+9;

B)NN B)N9 B)G8 B)G8 B)NG B)NE B)FG B)FB B)DC

_- B)DB B)DE B)DD B)DD B)D8 B)HD B)E9 B)EB B)CE

!$"HH 'J7

!%BEE>?>BR#H)"$ABC>TB

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

!A DBG 87F9B E7NEB F7HHB 8B7CBB 8D7CBB C87EBB CN7HBB EE79BB

\)I7

HE9 8HFB ECEB DDNB GGCE 8E8BB 8GHBB CENBB C9EBB

0+I7

B)NN B)N9 B)G8 B)G8 B)NG B)NE B)FG B)FB B)DC

_- B)DB B)DE B)DF B)DD B)D8 B)HD B)E9 B)EB B)CE

!A NDN C7DCB D7DDB 97D9B 8D78BB CC7NBB E87GBB HB79BB DB7DBB

\)I:

FDH C8GB HGBB GEBB 8E8BB 89FBB CNDBB EDHBB HENBB

0+I:

B)NN B)N9 B)G8 B)G8 B)NG B)NE B)FG B)FB B)DC

_- B)DB B)DE B)DF B)DD B)D8 B)HD B)E9 B)EB B)CE

!A 87B9B E7FHB G7BBB 8E7GBB C87GBB EC7NBB HD7GBB DG79BB NC7NBB

\)9(

9HE E8DB F9CB 889BB 8G9BB CGEBB E9FBB DB9BB FC9BB

0+9(

B)NN B)N9 B)G8 B)G8 B)NG B)NE B)FG B)FB B)DC

_- B)DB B)DE B)DF B)DD B)D8 B)HD B)E9 B)EB B)CE

!A 87E9B H7FEB 8B7CBB 8N7FBB CN7GBB H87NBB DG7HBB ND7BBB 9C7FBB

\)9;

8CBB HBBB GGCB 8DCBB CHBBB EF8BB DBDBB FH9BB GB8BB

0+9;

B)NN B)N9 B)G8 B)G8 B)NG B)NE B)FG B)FB B)DC

_- B)DB B)DE B)DF B)DD B)D8 B)HD B)E9 B)EB B)CE

Page 28: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

!$"HH I77

!%BEE>?>BR#H)"$ABC>TB

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

!A N8D 87N9B E7NBB F7ECB 97NGB 8H7BBB 8G78BB C87CBB CE7GBB

\)I7

F8G 8DDB ECBB DHNB GHFB 8C8BB 8DNBB 8GEBB CBFBB

0+I7

B)NG B)G8 B)G8 B)N9 B)ND B)F9 B)FC B)DF B)DC

_- B)D8 B)DD B)DD B)DE B)HN B)HB B)EE B)CF B)CE

!A 878BB C7NFB D7NBB 97NDB 8D78BB C87NBB CG7BBB EC7GBB EF7GBB

\)I:

9DC CE9B H9EB GHEB 8E8BB 8GGBB CHCBB CGHBB E8GBB

0+I:

B)NG B)G8 B)G8 B)N9 B)ND B)F9 B)FC B)DF B)DC

_- B)D8 B)DD B)DD B)DE B)HN B)HB B)EE B)CF B)CE

!A 87N8B H7CGB G7GHB 8D78BB CE7HBB EE7NBB HE7HBB DB7GBB DN78BB

\)9(

8HGB ENBB NFDB 8E8BB CBCBB C9CBB ENDBB HE9BB H9HBB

0+9(

B)NG B)G8 B)G8 B)N9 B)ND B)F9 B)FC B)DF B)DC

_- B)D8 B)DD B)DD B)DE B)HN B)HB B)EE B)CF B)CE

!A 87GNB H7FNB 97FDB 8F7DBB CD7DBB EF7NBB HN7EBB DD7HBB FC7CBB

\)9;

8FCB HBHB GEDB 8HEBB CC8BB E8NBB HB9BB HN9BB DEGBB

0+9;

B)NG B)G8 B)G8 B)N9 B)ND B)F9 B)FC B)DF B)DC

_- B)D8 B)DD B)DD B)DE B)HN B)HB B)EE B)CF B)CE

!$"HH :77

!%BEE>?>BR#H)"$ABC>TB

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

!A D 8F E8 D8 GH 8CC 8D8 8F9 8GC

\)I

H 8H CN HH NE 8BF 8E8 8HF 8DN

0+I

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!AX G CE HE N8 88F 8F9 CB9 CEH CDC

\)9

N CB EN F8 8BB 8HF 8G8 CBC C8G

0+9

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!A 8D HF GN 8HH CEF EHH HCF HNN D8E

\):

8E HB ND 8CD CBH C9G EFG H8E HHH

0+:

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

-<=B *''

5/133 EBB;&=&"3& 2/,S

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ !&& , .

!"#"$%& '(

Page 29: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

!$"HH :77

!%BEE>?>BR#H)"$ABC>TB

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

!A ED 8BH 89N ECH DEC NND 9FB 87BGB 878FB

\);

EB 9B 8NB CGB HFB FNB GEB 9EH 8BBB

0+;

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!A FC 8GD EDB DNN 9HN 87EGB 87N8B 879CB C7BFB

\)'7

DE 8FB EBE H99 G89 889B 8HGB 8FFB 8NGB

0+'7

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!A GD CDD HG8 N9E 87EBB 879BB C7EDB C7FEB C7GEB

\)'(

NH CC8 H8F FGF 88CB 8FHB CBEB CCNB CHDB

0+'(

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!A 8BH E8C D9B 9N8 87FBB C7ECB C7GGB E7CEB E7HNB

\)'9

9B CNB D8B GHB 8EGB CB8B CH9B CN9B EBBB

0+'9

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!%BEE>?>BR#H)"$ABC>TBU4R?SBH

'7 (7 I7 97 J7 :7 K7 ;7 Y7

!A 8EG H8E NG8 87C9B C788B E7BGB E7G8B H7CNB H7D9B

\)':

889 EDN FNF 88CB 8GEB CFFB EEBB EF9B E9NB

0+':

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!A 8ND DCH 9G9 87FEB C7FGB E79BB H7GEB D7H8B D7GCB

\)';

8D8 HDE GDD 8H8B CECB EENB H8GB HFGB DBEB

0+';

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!A 89F DGG 8788B 87GEB E7B8B H7EGB D7HEB F7BGB F7DHB

\)(7

8NB DB9 9FB 8DGB CFBB EN9B HNBB DCFB DFFB

0+(7

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

!A EH9 87BDB 879GB E7CFB D7EDB N7N9B 97FDB 8B7GBB 887FBB

\)(9

EBC 9BG 8N8B CGCB HFEB FNHB GEDB 9EHB 8BBBB

0+(9

B)NG B)G8 B)G8 B)N9 B)NE B)FF B)D9 B)DD B)DC

_- B)D8 B)DD B)DD B)DC B)HD B)EN B)C9 B)CD B)CE

-<=B *''

5/133 FBB;&=&"3& 2/,S

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ !&& , 1-!&& ,, :

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 30: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 31: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

;&=&"3& 2/,S

-<=B *I'*

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ !1&!,&-!1&!,,.

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

A4& A.0& +E8+ 413 R/,S -,&RR#-#&$%3 #'&$%#-1/ %, %4& A.0& GDEC) ;&R&" %, %4& A.0& GDEC #$R,"P1%#,$)

Page 32: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 33: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

5/133 8DB;&=&"3& 2/,S

-<=B *I'3

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ !1&>,&

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

A4& A.0&+E8\ R/,S -,&RR#-#&$%3 1"& #'&$%#-1/ %, %4& A.0&GDEC) 2," 3#_&3 8HJ %4",@<4 CHJ#$-4+E8\ R/,S -,&RR#-#&$%37"&R&" %, %4& A.0& GDEC #$R,"P1%#,$)

!%BEE>?>BR#H)"$ABC>TB

)"$AB 5%#"#>%RU 3B&FBBH!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

5I F 8H C9 DB NN 888 8HE 8FN 8GG

^IE

D)89 8C)8 CD)8 HE)E FF)F 9F)B 8CH 8HH 8FE

2WE

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I 8C EB FE 8BN 8FD CEG EBN ED9 HBH

^IH

8B)H CF)B DH)D 9C)F 8HE CBF CFF E88 EH9

2WH

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I EC G8 8FN CGD HH8 FED G8G 9DN 8BGB

^IF

CN)N NB)8 8HH CHN EG8 DH9 NBG GCG 9EH

2WF

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I EH 88E CHG HC9 FNN 8BCB 8HCB 8GEB CCFB

^IG

C9)H 9N)N C8D EN8 DGF GGC 8CCG 8DGE 89DD

2WG

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I HN 8D9 EH9 FBH 9DE 8HEB CBBB CDGB E8GB

^I8B

HB)N 8EG EBC DCC GCH 8CEN 8NEB CCEC CND8

2W8B

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I NH CHN DHE 9E9 8HGB CCCB E88B HBBB H9HB

^I8C

FH)B C8H HNB G8C 8CGB 89CB CF9B EHFB HCNE

2W8C

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

Page 34: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

5/133 EBB;&=&"3& 2/,S

-<=B *I'3

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ !1&>,.

!"#"$%& '(

A4& A.0&+E8\ R/,S -,&RR#-#&$%3 1"& #'&$%#-1/ %, %4& A.0&GDEC) 2," 3#_&3 8HJ %4",@<4 CHJ#$-4+E8\ R/,S -,&RR#-#&$%37"&R&" %, %4& A.0& GDEC #$R,"P1%#,$)

!%BEE>?>BR#H)"$ABC>TB

)"$AB 5%#"#>%RU 3B&FBBH!%BEE>?>BR#H C>TBU

4R?SBH '7 (7 I7 97 J7 :7 K7 ;7 Y7

5I F 8H C9 DB NN 888 8HE 8FN 8GG

^IE

D)89 8C)8 CD)8 HE)E FF)F 9F)B 8CH 8HH 8FE

2WE

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I 8C EB FE 8BN 8FD CEG EBN ED9 HBH

^IH

8B)H CF)B DH)D 9C)F 8HE CBF CFF E88 EH9

2WH

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I EC G8 8FN CGD HH8 FED G8G 9DN 8BGB

^IF

CN)N NB)8 8HH CHN EG8 DH9 NBG GCG 9EH

2WF

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I HB 8BB CBF EDC DHD NGE 8B8B 88GB 8EEB

^IG

EH)F GF)D 8NG EBH HN8 FNN GNH 8BCB 88DB

2WG

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I N8 8NG EFN FCG 9N8 8HBB 8GBB C88B CENB

^I8B

F8)H 8DH E8N DHE GHB 8C88 8DDN 8GCD CBDB

2W8B

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

5I 88B CNF DNB 9ND 8D8B C8NB CGBB ECGB EFGB

^I8C

9D)C CE9 H9E GHE 8EBF 8GNN CHCC CGEN E8GE

2W8C

J J J )G8 )G8 )N9 )ND )F9 )FC )DF )DC

ZA )D8 )DD )DD )HN )HB )EE )CF )CF )CE

Page 35: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Class 150Forward Flow

Type A41

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2001;All Rights Reserved

July 2001Page A41-1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

CoefficientsValveSize,Inches

Valve Rotation, DegreesValve

Rotation,Degrees

Inches 10 20 30 40 50 60 70 80 90

CV 2.25 11.4 19.9 32.6 48.1 58.9 64.0 69.8 80.2

KV 1.95 9.86 17.2 28.2 41.6 50.9 55.4 60.4 69.4

FL 2(1) - - - 0.78 0.77 0.76 0.74 0.76 0.77 0.76 0.71

XT

20.295 0.289 0.315 0.314 0.357 0.497 0.540 0.518 0.442

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 3.21 20.8 40.5 66.7 90.1 115 150 189 237

KV 2.78 18.0 35.0 57.7 77.9 99.5 130 163 205

FL 3 0.78 0.89 0.80 0.75 0.68 0.71 0.65 0.61 0.58

XT

30.855 0.602 0.461 0.404 0.372 0.358 0.306 0.259 0.232

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 18.2 52.6 96.7 154 199 270 351 447 499

KV 15.7 45.5 83.6 133 172 234 304 387 432

FL 4 0.80 0.85 0.79 0.73 0.74 0.69 0.64 0.61 0.53

XT

40.474 0.474 0.500 0.416 0.407 0.326 0.271 0.220 0.196

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 34.7 109 198 321 452 664 882 1180 1250

KV 30.0 94.3 171 278 391 574 763 1020 1080

FL 6 0.85 0.83 0.75 0.71 0.71 0.67 0.65 0.61 0.55

XT

60.389 0.552 0.528 0.438 0.424 0.331 0.278 0.206 0.203

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 60.5 190 345 560 788 1160 1540 2060 2180

KV 52.3 164 298 484 682 1000 1330 1780 1890

FL 8 0.81 0.81 0.79 0.82 0.71 0.66 0.60 0.55 0.48

XT

80.368 0.520 0.498 0.412 0.399 0.310 0.261 0.193 0.191

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 83.3 259 463 727 1090 1670 2400 3340 3600

KV 72.1 224 400 629 943 1440 2080 2890 3110

FL 10 0.81 0.81 0.79 0.82 0.71 0.66 0.60 0.55 0.48

XT

100.626 0.658 0.646 0.622 0.538 0.381 0.285 0.201 0.167

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 125 388 694 1090 1640 2500 3600 5010 5400

KV 108 336 600 943 1420 2160 3110 4330 4670

FL 12 0.83 0.78 0.78 0.78 0.75 0.66 0.61 0.52 0.47

XT

120.528 0.556 0.547 0.528 0.451 0.324 0.241 0.170 0.141

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.701. The 2-inch size is multirated to Classes 150, 300 and 600.

Page 36: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize

Valve Rotation, DegreesCoefficients Size,

Inches 10 20 30 40 50 60 70 80 90

CV 2.11 9.96 20.7 34.0 50.5 68.4 81.0 81.0 81.0

KV 1.83 8.62 17.9 29.4 43.7 59.2 70.0 70.0 70.0

FL 2(1) - - - 0.88 0.84 0.77 0.71 0.69 0.67 0.71 0.69

XT

20.399 0.507 0.354 0.334 0.340 0.342 0.359 0.401 0.401

Fd 0.090 0.17 0.26 .034 0.42 0.49 0.57 0.64 0.70

CV 1.79 23.0 37.0 58.8 91.9 139 192 270 259

KV 1.55 19.9 32.0 50.9 79.5 120 166 234 224

FL 3 0.70 0.81 0.73 0.76 0.75 0.66 0.60 0.50 0.54

XT

30.449 0.455 0.395 0.417 0.423 0.313 0.256 0.188 0.203

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 17.2 50.2 87.8 146 206 285 365 465 521

KV 14.9 43.4 75.9 126 178 247 316 402 451

FL 4 0.72 0.84 0.79 0.75 0.71 0.63 0.58 0.53 0.55

XT

40.445 0.471 0.481 0.417 0.370 0.276 0.225 0.191 0.196

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 30.6 100 173 285 424 640 893 1180 1290

KV 26.5 86.5 150 247 367 554 772 1020 1120

FL 6 0.83 0.83 0.80 0.78 0.76 0.69 0.59 0.52 0.54

XT

60.444 0.608 0.574 0.485 0.441 0.316 0.227 0.176 0.182

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 53.6 175 303 499 743 1120 1560 2070 2260

KV 46.4 151 262 432 643 969 1350 1790 1950

FL 8 0.79 0.83 0.82 0.79 0.73 0.66 0.58 0.51 0.48

XT

80.413 0.567 0.534 0.449 0.409 0.295 0.213 0.164 0.170

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 84.4 232 423 737 1180 1730 2560 3250 3710

KV 73.0 200 366 638 1020 1500 2210 2810 3210

FL 10 0.79 0.83 0.82 0.79 0.73 0.66 0.58 0.51 0.48

XT

100.542 0.745 0.673 0.590 0.489 0.380 0.245 0.189 0.156

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 126 347 631 1100 1760 2590 3820 4850 5540

KV 109 300 546 95.2 1520 2240 3300 4200 4790

FL 12 0.78 0.87 0.85 0.80 0.75 0.69 0.55 0.51 0.47

XT

120.491 0.671 0.610 0.535 0.443 0.343 0.222 0.171 0.141

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.701. The 2-inch size is multirated to Classes 150, 300 and 600.

Type A41

Class 150Reverse Flow

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2001;All Rights Reserved

July 2001Page A41 - 2

Catalog 12

Page 37: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize

Valve Rotation, DegreesCoefficients Size,

Inches 10 20 30 40 50 60 70 80 90

CV 2.25 11.4 19.9 32.6 48.1 58.9 64.0 69.8 80.2

KV 1.95 9.86 17.2 28.2 41.6 50.9 55.4 60.4 69.4

FL 2(1) - - - 0.78 0.77 0.75 0.74 0.75 0.77 0.75 0.71

XT

20.299 0.292 0.319 0.318 0.362 0.502 0.546 0.525 0.446

Fd 0.090 0.17 0.26 .034 0.42 0.49 0.57 0.64 0.70

CV 3.21 20.8 40.5 66.7 90.1 115 150 189 237

KV 2.78 18.0 35.0 57.7 77.9 99.5 130 163 205

FL 3 0.78 0.88 0.78 0.77 0.79 0.80 0.72 0.69 0.64

XT

30.370 0.542 0.433 0.411 0.464 0.469 0.397 0.346 0.286

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 12.9 37.4 72.9 124 174 236 318 420 488

KV 11.2 32.4 63.1 107 151 204 275 363 422

FL 4 0.81 0.86 0.79 0.73 0.72 0.71 0.65 0.60 0.54

XT

40.455 0.499 0.416 0.395 0.410 0.363 0.292 0.235 0.210

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 39.6 120 215 340 440 598 777 1050 1100

KV 34.3 104 186 294 381 604 672 908 952

FL 6 0.80 0.77 0.71 0.68 0.71 0.68 0.62 0.60 0.56

XT

60.420 0.433 0.434 0.369 0.360 0.299 0.282 0.214 0.205

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 73.9 224 401 634 821 1120 1450 1960 2070

KV 63.9 194 347 548 710 969 1250 1700 1790

FL 8 0.80 0.79 0.77 0.75 0.71 0.66 0.61 0.55 0.49

XT

80.367 0.380 0.381 0.322 0.314 0.260 0.248 0.187 0.177

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 64.6 248 453 706 1070 1630 2340 3280 3480

KV 55.9 215 392 611 926 1410 2020 2840 3010

FL 10 0.80 0.79 0.77 0.75 0.71 0.66 0.61 0.55 0.49

XT

100.464 0.565 0.562 0.544 0.455 0.335 0.255 0.179 0.159

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 95.2 365 668 1040 1580 2410 3450 4840 5130

KV 82.3 316 578 900 1370 2080 2980 4190 4440

FL 12 0.86 0.80 0.78 0.79 0.74 0.67 0.59 0.53 0.48

XT

120.422 0.514 0.506 0.492 0.412 0.301 0.231 0.162 0.144

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.701. The 2-inch size is multirated to Classes 150, 300 and 600.

Type A41

Class 300Forward Flow

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2001;All Rights Reserved

July 2001Page A41 - 3

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 38: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize

Valve Rotation, DegreesCoefficients Size,

Inches 10 20 30 40 50 60 70 80 90

CV 2.11 9.96 20.7 34.0 50.5 68.4 81.0 81.0 81.0

KV 1.83 8.62 17.9 29.4 43.7 59.2 70.0 70.0 70.0

FL 2(1) - - - 0.88 0.84 0.77 0.71 0.69 0.67 0.71 0.69

XT

20.399 0.507 0.354 0.334 0.340 0.342 0.359 0.401 0.401

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 1.79 23.0 37.0 58.8 91.9 139 192 270 259

KV 1.55 19.9 32.0 50.9 79.5 120 166 234 224

FL 3 0.71 0.75 0.77 0.81 0.79 0.71 0.62 0.49 0.59

XT

30.370 0.542 0.433 0.411 0.464 0.469 0.397 0.346 0.286

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 12.7 35.2 61.3 105 163 242 361 463 482

KV 11.0 30.4 53.0 90.8 141 209 312 400 417

FL 4 0.74 0.80 0.82 0.80 0.77 0.69 0.57 0.51 0.55

XT

40.455 0.499 0.416 0.395 0.410 0.363 0.292 0.235 0.210

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 38.8 106 183 294 436 605 779 976 1100

KV 33.6 91.7 158 254 377 523 674 844 952

FL 6 0.78 0.81 0.79 0.80 0.74 0.68 0.59 0.58 0.57

XT

60.420 0.433 0.434 0.369 0.360 0.299 0.282 0.214 0.205

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 73.1 200 345 554 821 1140 1470 1840 2090

KV 63.2 173 298 479 710 986 1270 1590 1810

FL 8 0.80 0.83 0.83 0.80 0.74 0.66 0.58 0.50 0.48

XT

80.405 0.454 0.542 0.451 0.346 0.269 0.239 0.206 0.173

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 66.2 217 399 708 1110 1690 2400 3100 3560

KV 57.3 188 345 612 960 1460 2080 2680 3080

FL 10 0.80 0.83 0.83 0.80 0.74 0.66 0.58 0.50 0.48

XT

100.505 0.714 0.672 0.557 0.465 0.339 0.243 0.187 0.155

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.70

CV 100 328 603 1070 1680 2550 3620 4690 5380

KV 86.5 284 522 926 1450 2210 3130 4060 4650

FL 12 0.80 0.86 0.87 0.80 0.75 0.66 0.55 0.50 0.48

XT

120.451 0.636 0.595 0.494 0.414 0.303 0.217 0.167 0.138

Fd 0.090 0.17 0.26 0.34 0.42 0.49 0.57 0.64 0.701. The 2-inch size is multirated to Classes 150, 300 and 600.

Type A41

Class 300Reverse Flow

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2001;All Rights Reserved

July 2001Page A41 - 4

Catalog 12

Page 39: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

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45678+# &''9()*+ ?@#++,A)0 BC66+#D%0 ,, &

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+8GGDJ8

Page 40: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

-SFBBL2"< [G##BFE$<)"$AB C>T>R&

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Page 41: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Forward FlowWithout Attenuator Disk

Design BV500

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 2000;All Rights Reserved

November 2000Page BV500-1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

1- through 2-Inch Linear Modified LinearCharacteristic

Valve Size, Port DiameterCoefficients

Disk Angle of Opening, DegreesValve Size,Inches Inch mm

Coefficients10 20 30 40 50 60 Fd

Cv 0.5 0.9 1.4 1.9 2.3 2.8

0 32 8 12KV 0.4 0.8 1.2 1.6 2.0 2.4

270.32 8.12FL 0.95 0.95 0.94 0.93 0.93 0.93

.27

XT 0.570 0.690 0.740 0.770 0.750 0.700

Cv 0.9 1.9 2.8 3.7 4.7 5.6

0 50 12 70KV 0.7 1.6 2.4 3.2 4.1 4.8

290.50 12.70FL 0.95 0.95 0.93 0.93 0.93 0.93

.29

1XT 0.580 0.680 0.710 0.760 0.720 0.690

1Cv 1.4 2.8 4.2 5.6 7.0 8.4

0 58 14 73KV 1.2 2.4 3.6 4.8 6.1 7.3

310.58 14.73FL 0.94 0.94 0.93 0.93 0.92 0.92

.31

XT 0.650 0.690 0.720 0.750 0.740 0.690

Cv 2.3 4.7 7.0 9.3 12 14

0 72 18 29KV 2.0 4.1 6.1 8.0 10 12

450.72 18.29FL 0.88 0.89 0.87 0.87 0.86 0.86

.45

XT 0.540 0.570 0.630 0.620 0.650 0.570

Cv 1.0 2.0 3.0 4.0 5.0 6.0

0 50 12 70KV 0.9 1.7 2.6 3.5 4.3 5.2

270.50 12.70FL 0.94 0.94 0.95 0.94 0.93 0.93

.27

XT 0.520 0.680 0.700 0.760 0.700 0.680

Cv 2.0 4.0 6.0 8.0 10 12

0 75 19 05KV 1.7 3.5 5.2 6.9 8.7 10

290.75 19.05FL 0.95 0.94 0.94 0.93 0.93 0.92

.29

1 1/2XT 0.550 0.670 0.710 0.753 0.690 0.670

1-1/2Cv 3.0 6.0 9.0 12 15 18

0 91 23 11KV 2.6 5.2 7.8 10 13 16

310.91 23.11FL 0.94 0.94 0.93 0.93 0.92 0.92

.31

XT 0.600 0.660 0.690 0.740 0.700 0.660

Cv 5.0 10 15 20 25 30

1 06 26 92KV 4.3 8.7 13 17 22 26

451.06 26.92FL 0.88 0.87 0.87 0.86 0.86 0.86

.45

XT 0.520 0.55 0.610 0.610 0.630 0.560

Cv 5.50 12.0 19.0 23.0 27.0 30.0

1 25 31 75KV 4.80 10.0 16.0 20.0 23.0 26.0

311.25 31.75FL 0.94 0.94 0.93 0.93 0.92 0.92

.31

2XT 0.47 0.64 0.67 0.75 0.69 0.56

2Cv 6.60 14.0 21.0 31.0 39.0 45.0

1 56 39 62KV 5.70 12.0 18.0 27.0 34.0 39.0

451.56 39.62FL 0.87 0.87 0.86 0.86 0.86 0.86

.45

XT 0.47 0.41 0.56 0.60 0.62 0.57

Page 42: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

3- through 6-Inch Modified LinearCharacteristic

Valve Size, Port DiameterCoefficients

Disk Angle of Opening, Degrees FdValve Size,Inches Inch mm

Coefficients10 20 30 40 50 60

Cv 14.0 29.0 45.0 59.0 70.0 77.0

1 81 45 97KV 12.0 25.0 39.0 51.0 61.0 67.0

311.81 45.97FL 0.94 0.94 0.89 0.89 0.88 0.90

.31

3XT 0.59 0.69 0.74 0.65 0.59 0.60

3Cv 15.0 30.0 51.0 75.0 96.0 107

2 25 57 15KV 13.0 26.0 44.0 65.0 83.0 93.0

452.25 57.15FL 0.92 0.92 0.88 0.87 0.87 0.86

.45

XT 0.61 0.62 0.55 0.58 0.57 0.56

Cv 19.0 48.0 69.0 87.0 107 118

2 31 58 67KV 16.0 42.0 60.0 75.0 93.0 102

312.31 58.67FL 0.94 0.90 0.88 0.88 0.88 0.88

.31

4XT 0.67 0.59 0.69 0.73 0.60 0.61

4Cv 27.0 57.0 94.0 142 177 195

3 00 76 20KV 23.0 49.0 81.0 123 153 169

453.00 76.20FL 0.92 0.88 0.87 0.86 0.86 0.85

.45

XT 0.49 0.46 0.57 0.56 0.57 0.58

Cv 38.0 87.0 142 179 200 224

3 38 85 85KV 33.0 75.0 123 155 173 194

313.38 85.85FL 0.92 0.91 0.91 0.90 0.88 0.88

.31

XT 0.70 0.68 0.70 0.68 0.66 0.66

Cv 39.0 89.0 167 215 270 310

6 4 00 101 60KV 34.0 77.0 144 186 234 268

406 4.00 101.60FL 0.90 0.90 0.90 0.89 0.88 0.88

.40

XT 0.71 0.77 0.66 0.70 0.66 0.63

Cv 69.0 125 204 272 354 410

4 50 114 30KV 60.0 108 176 235 306 355

454.50 114.30FL 0.89 0.88 0.88 0.87 0.87 0.85

.45

XT 0.71 0.60 0.67 0.68 0.60 0.60

Design BV500

Forward FlowWithout Attenuator Disk

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 2000;All Rights Reserved

November 2000Page BV500 - 2

Catalog 12

Page 43: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Valve Size, Port DiameterCoefficients

Disk Angle of Opening, DegreesF F X

Valve Size,Inches Inch mm

Coefficients10 20 30 40 50 60

FL Fd XT

1 25 31 75Cv 5.5 12.0 19.0 22.0 25.0 28.0

0 6 0 084 0 69

2

1.25 31.75KV 4.8 10.0 16.0 19.0 22.0 24.0

0.6 0.084 0.69

2

1 56 39 62Cv 6.6 14.0 21.0 29.0 35.0 39.0

0 6 0 084 0 711.56 39.62KV 5.7 12.0 18.0 25.0 30.0 34.0

0.6 0.084 0.71

1 81 45 97Cv 13.0 27.0 44.0 56.0 63.0 67.0

0 6 0 084 0 62

3

1.81 45.97KV 11.0 23.0 38.0 48.0 54.0 58.0

0.6 0.084 0.62

3

2 25 57 15Cv 15.0 29.0 50.0 69.0 80.0 86.0

0 6 0 084 0 652.25 57.15KV 13.0 25.0 43.0 60.0 69.0 74.0

0.6 0.084 0.65

2 31 58 67Cv 19.0 48.0 68.0 85.0 102 110

0 6 0 071 0 65

4

2.31 58.67KV 16.0 42.0 59.0 74.0 88.0 95.0

0.6 0.071 0.65

4

3 00 76 20Cv 27.0 57.0 93.0 128 148 162

0 6 0 071 0 583.00 76.20KV 23.0 49.0 80.0 111 128 140

0.6 0.071 0.58

3 38 85 85Cv 37.0 86.0 138 170 190 210

0 6 0 071 0 613.38 85.85KV 32.0 74.0 119 147 164 182

0.6 0.071 0.61

6 4 00 101 60Cv 38.0 88.0 162 204 248 281

0 6 0 071 0 586 4.00 101.60KV 33.0 76.0 140 176 215 243

0.6 0.071 0.58

4 50 114 30Cv 64.0 124 199 260 325 362

0 6 0 071 0 634.50 114.30KV 55.0 107 172 225 281 313

0.6 0.071 0.63

Design BV500

Forward FlowWith Attenuator Disk

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 2000, 2001;All Rights Reserved

September 2001Page BV500 - 3/4

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher ControlsInternational, Inc. or Fisher-Rosemount Systems, Inc. All other marks arethe property of their respective owners.

Page 44: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 45: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

51=#%",/R 6I A"#P

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45678+# &''9()*+ E!F:,&-E!F:,.

!"#"$%& '(51=#%",/7 2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$J%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T31"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

!$"HH (J77 W0$%O 3%ORX /GFB +>RB"F !S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

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0$%O!%BEE>L D>R>L

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4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# MGMW'X

'7 (7 I7 97 J7 :7 K7 ;7 Y7 '770+W(X

C 8 8YC EG 8 8 8YC EG 8!A B)HF B)DC 8)H9 C)DD E)DB H)DE D)HB F)CD N)BB N)FN G)CD B)99

C 8J8YC EG)8 8J8YC EG)8!" ='>= ='>? &'AE A'A& C'=C C'EA >'D@ ?'>& D'=D D'D> @'&> F F F

H C EYH F9 9 C 8YC FE D!A B)G8 C)8D H)HC F)ND 9)BH 88)E 8E)F 8D)G 8G)B CB)B C8)9 B)99

H CJEYH F9)9 CJ8YC FE)D!" ='@= &'BD C'BA ?'B> @'BA E'@B &&'B &C'@ &?'D &@'C &B'E F F F

F H EYG 888 H 8B8!A 8)EB H)HD 8B)9 8N)H CE)H C9)C ED)B HB)N HF)8 DB)9 DD)F B)99

F HJEYG 888 H 8B8!" &'&C C'E? E'>C &?'& A='A A?'C C='C C?'A CE'E >>'= >B'& F F F

!$"HH (J77 W0$%O 3%ORX *==F%V>M"#B$< +>RB"F!S"F"?#BF>H#>?

'7 (7 I7 97 J7 :7 K7 ;7 Y7 '77 0+W(X

C 8 8YC EG 8 8 8YC EG 8!A B)HF B)E8 8)88 C)8C E)HH D)BC F)DD N)99 9)ED 8B)F 88)E B)99

C 8J8YC EG)8 8J8YC EG)8!" ='>= ='A@ ='ED &'BC A'EB >'C> ?'D@ D'E& B'=E E'&@ E'@B F F F

H C EYH F9 9 C 8YC FE D!A B)G8 C)EE H)G9 N)H9 8B)F 8H)F 89)F CD)D E8)E ED)G EG)C B)99

H CJEYH F9)9 CJ8YC FE)D!" ='=@ A'=A >'AC D'>B E'&@ &A'D &@'= AA'& A@'& C&'= CC'= F F F

F H EYG 888 H 8B8!A 8)EB E)9B 8B)8 8F)9 CH)8 EE)H HD)C DG)H N8)B GC)8 G9)8 B)99

F HJEYG 888 H 8B8!" &'&C C'C@ B'@> &>'D A='B AB'E CE'& ?='? D&'> @&'= @@'& F F F

8) A4& 1?#/#%. ,R 51=#%",/ 6I %"#P %, 0"&=&$% -1=#%1%#,$ $,#3& 1$' '1P1<& #3 '#P#$#34&' S4&$ %4",%%/#$< R," /,$< %#P&3 1% 5=3 /&33 %41$ %4&3& P#$#P@P3)C) +% 8BB[ %"1=&/)

Page 46: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 47: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1995, 1998;All Rights Reserved

October 1998Page CP-1

Catalog 12Fisher and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Linear - Flow Up LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.27 2.10 3.04 4.01 4.99 6.07 7.39 9.04 10.8 11.9 0.96

3/4 19 1 3/4 19Kv 1.09 1.82 2.63 3.47 4.32 5.25 6.39 7.82 9.34 10.3 - - -

3/4 19.1 3/4 19XT 0.525 0.600 0.609 0.615 0.610 0.620 0.634 0.660 0.707 0.780 - - -

Fd 0.14 0.19 0.23 0.27 0.31 0.35 0.40 0.46 0.54 0.62 - - -

Cv 0.136 0.370 0.659 0.958 1.27 1.61 2.00 2.46 2.98 3.49 0.96

1 3/8 9 5 3/4 19Kv 0.118 0.320 0.570 0.829 1.09 1.39 1.73 2.13 2.58 3.02 - - -

1 3/8 9.5 3/4 19XT 0.696 0.654 0.630 0.624 0.621 0.617 0.614 0.609 0.617 0.675 - - -

Fd 0.12 0.17 0.23 0.27 0.32 0.37 0.43 0.49 0.58 0.72 - - -

Cv 0.614 1.21 1.83 2.43 2.98 3.51 4.07 4.66 5.29 5.93 0.97

1/2 12 7 3/4 19Kv 0.531 1.05 1.58 2.10 2.58 3.04 3.52 4.03 4.58 5.13 - - -

1/2 12.7 3/4 19XT 0.625 0.634 0.625 0.614 0.617 0.621 0.626 0.629 0.638 0.663 - - -

Fd 0.16 0.23 0.28 0.33 0.37 0.42 0.47 0.52 0.58 0.67 - - -

Cv 2.00 3.58 5.51 7.86 11.5 16.2 20.0 22.2 24.3 25.7 0.93

1-1/8 29.1 3/4 19 Kv 1.73 3.10 4.77 6.80 9.95 14.0 17.3 19.2 21.0 22.2 - - -1 1/8 29.1 3/4 19XT 0.592 0.608 0.609 0.615 0.546 0.492 0.543 0.684 0.789 0.816 - - -

Cv 0.651 1.26 1.86 2.43 2.96 3.50 4.08 4.69 5.33 6.00 0.96

1-1/2 1/2 12.7 3/4 19 Kv 0.563 1.09 1.61 2.10 2.56 3.03 3.53 4.06 4.61 5.19 - - -1 1/2 1/2 12.7 3/4 19XT 0.597 0.597 0.602 0.609 0.620 0.625 0.613 0.613 0.621 0.648 - - -

Cv 1.27 2.10 3.04 4.01 4.99 6.07 7.39 9.04 10.8 11.9 0.96

3/4 19.1 3/4 19 Kv 1.09 1.82 2.63 3.47 4.32 5.25 6.39 7.82 9.34 10.3 - - -3/4 19.1 3/4 19XT 0.525 0.600 0.609 0.615 0.610 0.620 0.634 0.660 0.707 0.780 - - -

Cv 6.69 11.7 16.3 23.2 29.2 33.9 38.0 41.8 45.5 47.7 0.91

1 1/2 38 1 3/4 19Kv 5.79 10.1 14.1 20.1 25.3 29.3 32.9 36.2 39.4 41.3 - - -

1-1/2 38.1 3/4 19XT 0.331 0.419 0.486 0.447 0.482 0.562 0.663 0.730 0.753 0.785 - - -

Fd 0.14 0.21 0.26 0.31 0.36 0.39 0.43 0.47 0.52 0.56 - - -

Cv 1.04 1.92 2.85 3.79 4.75 5.84 7.19 8.87 10.7 12.2 0.92

2 3/4 19 1 3/4 19Kv 0.900 1.66 2.47 3.28 4.11 5.05 6.22 7.67 9.26 10.6 - - -

2 3/4 19.1 3/4 19XT 0.614 0.628 0.599 0.613 0.631 0.635 0.636 0.648 0.688 0.728 - - -

Fd 0.14 0.19 0.23 0.27 0.31 0.35 0.40 0.46 0.54 0.62 - - -

Cv 1.90 3.51 6.09 8.08 11.0 15.4 20.3 23.9 25.7 28.0 0.90

1 1/8 29 1 3/4 19Kv 1.64 3.04 5.27 6.99 9.52 13.3 17.6 20.7 22.2 24.2 - - -

1-1/8 29.1 3/4 19XT 0.612 0.588 0.459 0.553 0.569 0.512 0.492 0.566 0.715 0.716 - - -

Fd 0.12 0.16 0.20 0.25 0.30 0.36 0.41 0.46 0.49 0.55 - - -

1. At 100% travel.Restricted trim.

Design CP

Linear Valve PlugFlow Up Through the Port

Page 48: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Linear - Flow Up LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 8.37 18.9 30.9 44.0 58.3 73.3 87.0 97.1 102 102 0.89

2 1/2 63 5 1 1/2 38Kv 7.24 16.3 26.7 38.1 50.4 63.4 75.3 84.0 88.2 88.2 - - -

2-1/2 63.5 1-1/2 38XT 0.615 0.646 0.652 0.613 0.604 0.617 0.665 0.713 0.745 0.792 - - -

Fd 0.11 0.17 0.23 0.28 0.32 0.38 0.43 0.48 0.53 0.59 - - -

Cv 1.63 3.19 5.04 7.40 10.4 14.1 17.9 21.5 24.5 27.1 0.93

3 1 1/8 29 1 3/4 19Kv 1.41 2.76 4.36 6.40 9.00 12.2 15.5 18.6 21.2 23.4 - - -

3 1-1/8 29.1 3/4 19XT 0.651 0.634 0.630 0.627 0.614 0.599 0.626 0.688 0.769 0.774 - - -

Fd 0.12 0.16 0.20 0.25 0.30 0.36 0.41 0.46 0.49 0.55 - - -

Cv 4.98 11.5 18.7 26.2 34.3 43.2 52.4 61.2 68.5 73.9 0.91

1 7/8 47 6 1 1/2 38Kv 4.31 9.95 16.2 22.7 29.7 37.4 45.3 52.9 59.3 63.9 - - -

1-7/8 47.6 1-1/2 38XT 0.621 0.644 0.660 0.664 0.664 0.664 0.674 0.689 0.713 0.736 - - -

Fd 0.12 0.18 0.24 0.29 0.34 0.40 0.46 0.52 0.58 0.65 - - -

Cv 20.1 38.5 58.9 79.6 100 123 147 168 178 180 0.88

3 1/4 82 6 2 51Kv 17.4 33.3 50.9 68.9 86.5 106 127 145 154 156 - - -

3-1/4 82.6 2 51XT 0.598 0.656 0.651 0.654 0.656 0.636 0.636 0.666 0.745 0.775 - - -

Fd 0.13 0.19 0.24 0.29 0.33 0.37 0.42 0.46 0.50 0.59 - - -

Cv 3.10 6.75 10.6 14.7 19.2 24.5 30.6 37.2 43.6 48.0 0.93

4 1 1/2 38 1 1 1/8 29Kv 2.68 5.84 9.17 12.7 16.6 21.2 26.5 32.2 37.7 41.5 - - -

4 1-1/2 38.1 1-1/8 29XT 0.633 0.636 0.643 0.641 0.634 0.625 0.630 0.658 0.700 0.729 - - -

Fd 0.11 0.17 0.22 0.26 0.31 0.36 0.42 0.48 0.53 0.57 - - -

Cv 7.89 18.7 30.6 43.0 56.4 70.9 85.9 99.9 112 123 0.91

2 1/2 63 5 1 1/2 38Kv 6.83 16.2 26.5 37.2 48.8 61.3 74.3 86.4 96.9 106 - - -

2-1/2 63.5 1-1/2 38XT 0.671 0.664 0.651 0.642 0.637 0.648 0.667 0.699 0.728 0.738 - - -

Fd 0.11 0.17 0.23 0.28 0.32 0.38 0.43 0.48 0.53 0.59 - - -

1. At 100% travel.Restricted trim.

Design CP

Linear Valve PlugFlow Up Through the Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1995, 1998;All Rights Reserved

October 1998Page CP-2

Catalog 12

Page 49: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Linear - Flow Down LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 2.06 3.62 4.98 6.10 7.09 8.15 9.48 11.1 12.7 13.4 0.76

1 3/4 19 1 3/4 19Kv 1.78 3.13 4.31 5.28 6.13 7.05 8.20 9.60 11.0 11.6 - - -

1 3/4 19.1 3/4 19XT 0.206 0.196 0.215 0.245 0.279 0.315 0.353 0.405 0.470 0.544 - - -

Fd 0.14 0.19 0.23 0.27 0.31 0.35 0.40 0.46 0.54 0.62 - - -

Cv 3.09 4.95 6.75 9.27 12.8 17.0 21.1 24.3 26.2 27.4 0.82

1-1/8 29.1 3/4 19 Kv 2.67 4.28 5.84 8.02 11.1 14.7 18.3 21.0 22.7 23.7 - - -

1 1/2

1 1/8 29.1 3/4 19XT 0.230 0.301 0.392 0.428 0.418 0.410 0.438 0.512 0.624 0.695 - - -

1-1/2Cv 2.06 3.62 4.98 6.10 7.09 8.15 9.48 11.1 12.7 13.4 0.76

3/4 19.1 3/4 19 Kv 1.78 3.13 4.31 5.28 6.13 7.05 8.20 9.60 11.0 11.6 - - -3/4 19.1 3/4 19XT 0.206 0.196 0.215 0.245 0.279 0.315 0.353 0.405 0.470 0.544 - - -

Cv 5.00 10.3 16.6 22.8 28.3 33.0 37.0 40.6 43.6 46.1 0.84

1 1/2 38 1 3/4 19Kv 4.33 8.91 14.4 19.7 24.5 28.5 32.0 35.1 37.7 39.9 - - -

1-1/2 38.1 3/4 19XT 0.577 0.540 0.453 0.422 0.443 0.499 0.580 0.649 0.700 0.697 - - -

2Fd 0.14 0.21 0.26 0.31 0.36 0.39 0.43 0.47 0.52 0.56 - - -

2Cv 2.50 3.90 5.48 8.12 11.6 15.4 19.2 22.8 26.2 28.7 0.82

1 1/8 29 1 3/4 19Kv 2.16 3.37 4.74 7.02 10.0 13.3 16.6 19.7 22.7 24.8 - - -

1-1/8 29.1 3/4 19XT 0.339 0.485 0.580 0.562 0.518 0.512 0.536 0.593 0.647 0.661 - - -

Fd 0.12 0.16 0.20 0.25 0.30 0.36 0.41 0.46 0.49 0.55 - - -

Cv 9.22 22.0 37.3 50.7 61.9 71.9 81.1 89.1 95.3 101 0.89

2 1/2 63 5 1 1/2 38Kv 7.98 19.0 32.3 43.9 53.5 62.2 70.2 77.1 82.4 87.4 - - -

2-1/2 63.5 1-1/2 38XT 0.484 0.455 0.414 0.416 0.465 0.540 0.625 0.703 0.758 0.795 - - -

Fd 0.11 0.17 0.23 0.28 0.32 0.38 0.43 0.48 0.53 0.59 - - -

Cv 1.59 3.10 5.04 7.70 11.1 14.9 18.9 22.4 25.3 27.8 0.84

3 1 1/8 29 1 3/4 19Kv 1.38 2.68 4.36 6.66 9.60 12.9 16.3 19.4 21.9 24.0 - - -

3 1-1/8 29.1 3/4 19XT 0.569 0.650 0.638 0.594 0.559 0.562 0.592 0.666 0.750 0.767 - - -

Fd 0.12 0.16 0.20 0.25 0.30 0.36 0.41 0.46 0.49 0.55 - - -

Cv 4.85 11.5 19.6 27.7 35.6 43.5 51.4 58.8 64.9 69.3 0.88

1 7/8 47 6 1 1/2 38Kv 4.20 9.95 17.0 24.0 30.8 37.6 44.5 50.9 56.1 59.9 - - -

1-7/8 47.6 1-1/2 38XT 0.621 0.616 0.603 0.579 0.615 0.674 0.692 0.710 0.767 0.784 - - -

Fd 0.12 0.18 0.24 0.29 0.34 0.40 0.46 0.52 0.58 0.65 - - -

Cv 21.8 46.6 69.5 89.6 107 122 136 147 157 163 0.87

3 1/4 82 6 2 51Kv 18.9 40.3 60.1 77.5 92.6 106 118 127 136 141 - - -

3-1/4 82.6 2 51XT 0.452 0.406 0.420 0.454 0.491 0.536 0.589 0.677 0.765 0.798 - - -

Fd 0.13 0.19 0.24 0.29 0.33 0.37 0.42 0.46 0.50 0.59 - - -

Cv 2.99 6.51 10.7 15.5 20.4 25.3 30.2 35.2 40.3 44.9 0.90

4 1 1/2 38 1 1 1/8 29Kv 2.59 5.63 9.26 13.4 17.6 21.9 26.1 30.4 34.9 38.8 - - -

4 1-1/2 38.1 1-1/8 29XT 0.648 0.652 0.613 0.572 0.567 0.598 0.666 0.760 0.842 0.844 - - -

Fd 0.11 0.17 0.22 0.26 0.31 0.36 0.42 0.48 0.53 0.57 - - -

Cv 7.62 18.9 31.6 44.3 57.0 69.6 82.1 93.5 103 111 0.87

2 1/2 63 5 1 1/2 38Kv 6.59 16.3 27.3 38.3 49.3 60.2 71.0 80.9 89.1 96.0 - - -

2-1/2 63.5 1-1/2 38XT 0.659 0.631 0.610 0.605 0.624 0.661 0.699 0.746 0.790 0.830 - - -

Fd 0.11 0.17 0.23 0.28 0.32 0.38 0.43 0.48 0.53 0.59 - - -1. At 100% travel.

Restricted trim.

Design CP

Linear Valve PlugFlow Down Through the Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1995, 1998;All Rights Reserved

October 1998Page CP-3

Catalog 12Fisher and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 50: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Equal Percentage - Flow Up Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.583 0.821 1.18 1.62 2.31 3.61 5.91 8.87 10.8 11.9 0.95

3/4 19 1 3/4 19Kv 0.504 0.710 1.02 1.40 2.00 3.12 5.11 7.67 9.34 10.3 - - -

3/4 19.1 3/4 19XT 0.616 0.615 0.569 0.567 0.566 0.535 0.505 0.527 0.664 0.769 - - -

Fd 0.085 0.11 0.13 0.16 0.19 0.25 0.34 0.43 0.53 0.61 - - -

Cv 0.0358 0.0518 0.0787 0.116 0.161 0.216 0.282 0.367 0.489 0.697 0.91

3/16 4 8 3/4 19Kv 0.0310 0.0448 0.0681 0.100 0.139 0.187 0.244 0.318 0.423 0.603 - - -

3/16 4.8 3/4 19XT 0.847 0.842 0.812 0.730 0.660 0.620 0.617 0.621 0.587 0.553 - - -

Fd 0.070 0.076 0.11 0.15 0.18 0.22 0.26 0.32 0.37 0.46 - - -

Cv 0.0538 0.0880 0.138 0.202 0.287 0.410 0.600 0.869 1.19 1.54 0.91

1 1/4 6 4 3/4 19Kv 0.0465 0.0761 0.119 0.175 0.228 0.355 0.519 0.752 1.03 1.33 - - -

1 1/4 6.4 3/4 19XT 0.865 0.805 0.731 0.681 0.654 0.646 0.628 0.624 0.638 0.654 - - -

Fd 0.21 0.13 0.16 0.19 0.22 0.27 0.33 0.41 0.55 0.72 - - -

Cv 0.0833 0.154 0.256 0.385 0.556 0.813 1.22 1.82 2.58 3.35 0.98

3/8 9 5 3/4 19Kv 0.0721 0.133 0.221 0.333 0.481 0.703 1.06 1.57 2.23 2.90 - - -

3/8 9.5 3/4 19XT 0.981 0.819 0.673 0.635 0.641 0.637 0.607 0.597 0.634 0.682 - - -

Fd 0.11 0.13 0.16 0.18 0.21 0.26 0.31 0.40 0.51 0.69 - - -

Cv 0.212 0.332 0.510 0.757 1.09 1.54 2.19 3.16 4.46 5.60 0.96

1/2 12 7 3/4 19Kv 0.183 0.287 0.441 0.655 0.943 1.33 1.89 2.73 3.86 4.84 - - -

1/2 12.7 3/4 19XT 0.722 0.707 0.654 0.631 0.619 0.620 0.615 0.611 0.632 0.713 - - -

Fd 0.10 0.12 0.15 0.17 0.21 0.25 0.31 0.39 0.49 0.61 - - -

Cv 0.606 0.854 1.28 2.05 3.66 6.81 11.6 16.8 21.4 24.2 0.92

1 1/8 29 1 3/4 19Kv 0.524 0.739 1.11 1.77 3.17 5.89 10.0 14.5 18.5 20.9 - - -

1-1/8 29.1 3/4 19XT 0.689 0.646 0.602 0.584 0.551 0.540 0.599 0.713 0.760 0.804 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Cv 0.199 0.321 0.500 0.750 1.08 1.54 2.20 3.26 4.76 5.74 0.95

1 1/2 1/2 12 7 3/4 19Kv 0.172 0.278 0.433 0.649 0.934 1.33 1.90 2.82 4.12 4.97 - - -

1-1/2 1/2 12.7 3/4 19XT 0.660 0.677 0.672 0.621 0.591 0.582 0.606 0.595 0.571 0.693 - - -

Fd 0.10 0.12 0.15 0.17 0.21 0.25 0.31 0.39 0.49 0.61 - - -

Cv 0.583 0.821 1.18 1.62 2.31 3.61 5.91 8.87 10.8 11.9 0.95

3/4 19 1 3/4 19Kv 0.504 0.710 1.02 1.40 2.00 3.12 5.11 7.67 9.34 10.3 - - -

3/4 19.1 3/4 19XT 0.616 0.615 0.569 0.567 0.566 0.535 0.505 0.527 0.664 0.769 - - -

Fd 0.085 0.11 0.13 0.16 0.19 0.25 0.34 0.43 0.53 0.61 - - -

Cv 1.22 1.85 2.60 4.74 9.78 18.0 26.2 32.0 37.9 41.3 0.88

1 1/2 38 1 3/4 19Kv 1.06 1.60 2.25 4.10 8.46 15.6 22.7 27.7 32.8 35.7 - - -

1-1/2 38.1 3/4 19XT 0.617 0.607 0.599 0.552 0.493 0.467 0.492 0.570 0.666 0.737 - - -

Fd 0.070 0.086 0.10 0.13 0.20 0.26 0.31 0.36 0.42 0.47 - - -

Cv 0.356 0.589 0.918 1.37 2.03 3.09 4.73 6.93 9.26 11.4 0.91

2 3/4 19 1 3/4 19Kv 0.308 0.510 0.794 1.19 1.76 2.67 4.09 5.99 8.01 9.86 - - -

2 3/4 19.1 3/4 19XT 0.672 0.651 0.627 0.617 0.615 0.594 0.578 0.592 0.660 0.729 - - -

Fd 0.086 0.10 0.13 0.16 0.19 0.23 0.30 0.38 0.47 0.52 - - -

Cv 0.555 0.756 1.19 1.97 3.41 6.09 10.7 17.2 22.9 25.6 0.88

1 1/8 29 1 3/4 19Kv 0.480 0.654 1.03 1.70 2.95 5.27 9.26 14.9 19.8 22.1 - - -

1-1/8 29.1 3/4 19XT 0.658 0.622 0.605 0.603 0.611 0.622 0.639 0.640 0.662 0.751 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -1. At 100% travel.

Restricted trim.

Design CP

Equal Percentage Valve PlugFlow Up Through the Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1995, 1998;All Rights Reserved

October 1998Page CP-4

Catalog 12

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Equal Percentage - Flow Up Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.96 3.39 5.02 8.33 16.1 32.4 58.2 82.5 92.1 99.7 0.86

2 1/2 63 5 1 1/2 38Kv 1.70 2.93 4.34 7.21 13.9 28.0 50.3 71.4 79.7 86.2 - - -

2-1/2 63.5 1-1/2 38XT 0.627 0.573 0.643 0.670 0.600 0.510 0.466 0.500 0.623 0.731 - - -

Fd 0.052 0.066 0.086 0.11 0.14 0.22 0.29 0.36 0.44 0.50 - - -

Cv 0.465 0.660 1.08 1.81 3.20 5.96 11.1 18.0 23.0 24.5 0.93

3 1 1/8 29 1 3/4 19Kv 0.402 0.571 0.934 1.57 2.77 5.16 9.60 15.6 19.9 21.2 - - -

3 1-1/8 29.1 3/4 19XT 0.400 0.762 0.634 0.586 0.630 0.656 0.618 0.599 0.707 0.850 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Cv 1.42 2.16 3.19 5.18 9.41 17.9 32.1 49.4 62.6 68.7 0.93

1 7/8 47 6 1 1/2 38Kv 1.23 1.87 2.76 4.48 8.14 15.5 27.8 42.7 54.1 59.4 - - -

1-7/8 47.6 1-1/2 38XT 0.693 0.649 0.587 0.559 0.556 0.580 0.614 0.655 0.698 0.791 - - -

Fd 0.061 0.075 0.094 0.11 0.15 0.22 0.31 0.38 0.46 0.53 - - -

Cv 3.92 7.29 11.9 21.7 44.6 85.7 129 151 166 175 0.86

3 1/4 82 6 2 51Kv 3.39 6.31 10.3 18.8 38.6 74.1 112 131 144 151 - - -

3-1/4 82.6 2 51XT 0.717 0.545 0.576 0.603 0.537 0.472 0.498 0.615 0.672 0.741 - - -

Fd 0.058 0.076 0.10 0.13 0.20 0.27 0.34 0.41 0.48 0.54 - - -

Cv 0.805 1.41 2.29 3.72 7.10 14.6 26.0 35.0 39.9 45.8 0.91

4 1 1/2 38 1 1 1/8 29Kv 0.696 1.22 1.98 3.22 6.14 12.6 22.5 30.3 34.5 39.6 - - -

4 1-1/2 38.1 1-1/8 29XT 0.685 0.608 0.636 0.647 0.553 0.480 0.535 0.719 0.779 0.811 - - -

Fd 0.057 0.073 0.10 0.13 0.16 0.25 0.32 0.40 0.47 0.54 - - -

Cv 1.71 2.88 5.29 7.82 14.4 33.8 61.7 76.6 94.2 109 0.91

2 1/2 63 5 1 1/2 38Kv 1.48 2.49 4.58 6.76 12.5 29.2 53.4 66.3 81.5 94.3 - - -

2-1/2 63.5 1-1/2 38XT 0.745 0.671 0.593 0.647 0.575 0.462 0.532 0.734 0.800 0.818 - - -

Fd 0.052 0.066 0.086 0.11 0.14 0.22 0.29 0.36 0.44 0.50 - - -1. At 100% travel.

Restricted trim.

Design CP

Equal Percentage Valve PlugFlow Up Through the Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1995, 1998;All Rights Reserved

October 1998Page CP-5

Catalog 12Fisher and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

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Equal Percentage - Flow Down Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.803 1.19 2.01 2.75 3.19 4.12 6.53 10.2 12.2 13.2 0.76

1 3/4 19 1 3/4 19Kv 0.695 1.03 1.74 2.38 2.76 3.56 5.65 8.82 10.6 11.4 - - -

1 3/4 19.1 3/4 19XT 0.332 0.281 0.184 0.190 0.301 0.435 0.434 0.405 0.491 0.549 - - -

Fd 0.085 0.11 0.13 0.16 0.19 0.25 0.34 0.43 0.53 0.61 - - -

Cv 0.785 1.09 1.59 2.47 4.06 7.00 12.0 18.1 21.8 24.2 0.83

1 1/8 29 1 3/4 19Kv 0.679 0.943 1.38 2.14 3.51 6.06 10.4 15.7 18.9 20.9 - - -

1-1/8 29.1 3/4 19XT 0.402 0.382 0.375 0.381 0.415 0.471 0.517 0.546 0.596 0.702 - - -

1 1/2Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

1-1/2Cv 0.803 1.19 2.01 2.75 3.19 4.12 6.53 10.2 12.2 13.2 0.76

3/4 19 1 3/4 19Kv 0.695 1.03 1.74 2.38 2.76 3.56 5.65 8.82 10.6 11.4 - - -

3/4 19.1 3/4 19XT 0.332 0.281 0.184 0.190 0.301 0.435 0.434 0.405 0.491 0.549 - - -

Fd 0.085 0.11 0.13 0.16 0.19 0.25 0.34 0.43 0.53 0.61 - - -

Cv 1.53 2.23 3.09 5.23 9.86 17.4 25.6 31.6 35.8 39.6 0.84

1 1/2 38 1 3/4 19Kv 1.32 1.93 2.67 4.52 8.53 15.1 22.1 27.3 31.0 34.3 - - -

1-1/2 38.1 3/4 19XT 0.362 0.396 0.394 0.421 0.453 0.448 0.432 0.473 0.630 0.692 - - -

2Fd 0.070 0.086 0.10 0.13 0.20 0.26 0.31 0.36 0.42 0.47 - - -

2Cv 0.619 0.846 1.41 2.34 3.89 6.66 11.3 17.1 21.3 25.3 0.83

1 1/8 29 1 3/4 19Kv 0.535 0.732 1.22 2.02 3.36 5.76 9.77 14.8 18.4 21.9 - - -

1-1/8 29.1 3/4 19XT 0.565 0.509 0.419 0.417 0.470 0.537 0.569 0.594 0.650 0.704 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Cv 2.68 5.93 8.64 12.1 18.7 31.0 49.8 69.7 82.3 92.9 0.90

2 1/2 63 5 1 1/2 38Kv 2.32 5.13 7.47 10.5 16.2 26.8 43.1 60.3 71.2 80.4 - - -

2-1/2 63.5 1-1/2 38XT 0.372 0.176 0.206 0.283 0.364 0.445 0.536 0.630 0.686 0.760 - - -

Fd 0.052 0.066 0.086 0.11 0.14 0.22 0.29 0.36 0.44 0.50 - - -

Cv 0.519 0.744 1.28 1.94 3.27 6.25 11.3 16.3 20.4 24.7 0.87

3 1 1/8 29 1 3/4 19Kv 0.449 0.644 1.11 1.68 2.83 5.41 9.77 14.1 17.6 21.4 - - -

3 1-1/8 29.1 3/4 19XT 0.480 0.518 0.433 0.531 0.615 0.609 0.617 0.728 0.766 0.799 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Cv 1.27 2.41 3.60 5.03 8.58 17.1 31.0 44.7 57.4 65.8 0.89

1 7/8 47 6 1 1/2 38Kv 1.10 2.08 3.11 4.35 7.42 14.8 26.8 38.7 49.7 56.9 - - -

1-7/8 47.6 1-1/2 38XT 0.603 0.455 0.451 0.511 0.550 0.558 0.598 0.693 0.768 0.807 - - -

Fd 0.061 0.075 0.094 0.11 0.15 0.22 0.31 0.38 0.46 0.53 - - -

Cv 6.08 10.8 17.0 27.2 45.0 72.6 106 131 142 155 0.87

3 1/4 82 6 2 51Kv 5.26 9.34 14.7 23.5 38.9 62.8 91.7 113 123 134 - - -

3-1/4 82.6 2 51XT 0.276 0.237 0.268 0.352 0.465 0.565 0.636 0.714 0.810 0.817 - - -

Fd 0.058 0.076 0.10 0.13 0.20 0.27 0.34 0.41 0.48 0.54 - - -

Cv 0.837 1.62 2.60 3.80 6.63 13.2 23.4 31.9 38.7 43.8 0.91

4 1 1/2 38 1 1 1/8 29Kv 0.724 1.40 2.25 3.29 5.74 11.4 20.2 27.6 33.5 37.9 - - -

4 1-1/2 38.1 1-1/8 29XT 0.625 0.446 0.455 0.559 0.599 0.578 0.614 0.780 0.888 0.876 - - -

Fd 0.057 0.073 0.10 0.13 0.16 0.25 0.32 0.40 0.47 0.54 - - -

Cv 1.76 3.59 6.15 9.14 15.2 29.2 53.9 78.4 90.7 103 0.89

2 1/2 63 5 1 1/2 38Kv 1.52 3.11 5.32 7.91 13.1 25.3 46.6 67.8 78.5 89.1 - - -

2-1/2 63.5 1-1/2 38XT 0.650 0.403 0.371 0.469 0.557 0.578 0.622 0.745 0.842 0.875 - - -

Fd 0.052 0.066 0.086 0.11 0.14 0.22 0.29 0.36 0.44 0.50 - - -1. At 100% travel.

Restricted trim.

Design CP

Equal Percentage Valve PlugFlow Down Through the Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1995, 1998;All Rights Reserved

October 1998Page CP-6

Catalog 12

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Micro-Flow Linear - Flow Up LinearCharacteristic

Valve Port Maximum Angle Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

Angleof

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmofFlat

Coeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.00365 0.00546 0.00845 0.0121 0.0163 0.0205 0.0246 0.0284 0.0326 0.0389 0.97

1_8’Kv 0.00316 0.00472 0.00731 0.0105 0.0141 0.0177 0.0213 0.0246 0.0282 0.0337 - - -

1_8’ XT 0.998 0.936 0.813 0.759 0.694 0.638 0.596 0.587 0.595 0.582 - - -

Fd 0.050 0.055 0.060 0.066 0.073 0.079 0.086 0.092 0.10 0.11 - - -

Cv 0.0437 0.0512 0.0597 0.0694 0.0806 0.0929 0.105 0.116 0.126 0.139 0.86

1 3/16 4 8 3/4 19 2_15’Kv 0.0378 0.0443 0.0516 0.0600 0.0697 0.0804 0.0908 0.100 0.109 0.120 - - -

1 3/16 4.8 3/4 19 2_15’ XT 0.543 0.536 0.537 0.541 0.538 0.534 0.541 0.556 0.572 0.561 - - -

Fd 0.076 0.084 0.094 0.11 0.12 0.13 0.14 0.15 0.16 0.17 - - -

Cv 0.0356 0.0524 0.0736 0.0984 0.127 0.158 0.191 0.224 0.257 0.294 0.93

4_39’Kv 0.0308 0.0453 0.0637 0.0851 0.110 0.137 0.165 0.194 0.222 0.254 - - -

4_39’ XT 0.550 0.539 0.570 0.580 0.566 0.553 0.546 0.558 0.572 0.554 - - -

Fd 0.080 0.10 0.13 0.15 0.17 0.19 0.22 0.24 0.26 0.28 - - -1. At 100% travel.

Whisper Trim - Flow Up(2) LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.84 3.53 5.47 8.01 11.6 15.7 19.2 21.3 22.6 23.7 0.88

1-1/2 1-1/8 29.1 3/4 19 Kv 1.59 3.05 4.73 6.93 10.0 13.6 16.6 18.4 19.5 20.5 - - -1 1/2 1 1/8 29.1 3/4 19XT 0.545 0.560 0.576 0.558 0.512 0.508 0.569 0.683 0.767 0.789 - - -

Cv 3.44 7.40 11.4 15.5 20.0 25.2 30.2 33.9 36.1 38.8 0.88

2 1-1/2 38.1 1-1/8 29 Kv 2.98 6.40 9.86 13.4 17.3 21.8 26.1 29.3 31.2 33.6 - - -2 1 1/2 38.1 1 1/8 29XT 0.545 0.529 0.572 0.577 0.587 0.614 0.670 0.741 0.795 0.774 - - -

Cv 8.08 19.6 31.8 42.4 51.4 59.3 66.6 73.4 79.2 82.9 0.88

3 2-1/2 63.5 1-1/2 38 Kv 6.99 17.0 27.5 36.7 44.5 51.3 57.6 63.5 68.5 71.7 - - -3 2 1/2 63.5 1 1/2 38XT 0.601 0.589 0.602 0.651 0.692 0.720 0.728 0.728 0.724 0.732 - - -

Cv 19.9 39.3 56.2 71.0 83.8 95.3 106 116 126 133 0.88

4 3-1/4 82.6 2 51 Kv 17.2 34.0 48.6 61.4 72.5 82.4 91.7 100 109 115 - - -4 3 1/4 82.6 2 51XT 0.587 0.640 0.671 0.675 0.681 0.691 0.706 0.715 0.706 0.718 - - -

1. At 100% travel.2. Noise prediction per Whisper I calculation method.

Design CP

Micro-Flowt and Whisper TrimR Valve Plugs

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1995, 2001;All Rights Reserved

January 2001Page CP-7

Catalog 12Cavitrol, Micro-Flow, Whisper Trim, Fisher, and Fisher-Rosemount aremarks owned by Fisher Controls International, Inc. or Fisher-RosemountSystems, Inc. All other marks are the property of their respective owners.

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Whisper Trim - Flow Up(2) Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.348 0.588 1.05 1.85 3.40 6.45 11.1 15.4 18.4 20.2 0.90

1-1/2 1-1/8 29.1 3/4 19 Kv 0.301 0.509 0.908 1.60 2.94 5.58 9.60 13.3 15.9 17.5 - - -1 1/2 1 1/8 29.1 3/4 19XT 0.777 0.710 0.573 0.549 0.569 0.584 0.622 0.732 0.775 0.773 - - -

Cv 0.773 1.45 2.31 3.97 7.53 14.3 23.8 31.3 33.4 36.1 0.90

2 1-1/2 38.1 1-1/8 29 Kv 0.669 1.25 2.00 3.43 6.51 12.4 20.6 27.1 28.9 31.2 - - -2 1 1/2 38.1 1 1/8 29XT 0.830 0.620 0.708 0.568 0.492 0.548 0.638 0.672 0.763 0.771 - - -

Cv 1.07 2.45 4.34 7.95 15.7 30.2 49.0 61.3 63.2 73.4 0.90

3 2-1/2 63.5 1-1/2 38 Kv 0.926 2.12 3.75 6.88 13.6 26.1 42.4 53.0 54.7 63.5 - - -3 2 1/2 63.5 1 1/2 38XT 0.732 0.582 0.696 0.525 0.477 0.590 0.658 0.608 0.739 0.693 - - -

Cv 3.92 7.13 12.0 22.4 43.8 72.6 91.5 99.5 113 122 0.90

4 3-1/4 82.6 2 51 Kv 3.39 6.17 10.4 19.4 37.9 62.8 79.1 86.1 97.7 106 - - -4 3 1/4 82.6 2 51XT 0.728 0.591 0.550 0.564 0.566 0.597 0.698 0.761 0.678 0.707 - - -

1. At 100% travel.

Cavitrol III (One-Stage) - Flow Down LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient Min(1) 10 20 30 40 50 60 70 80 90 100

FL(1)

1 1/2 1 1/8 29 1 3/4 19Cv 0.171 0.171 0.175 0.708 1.96 3.46 4.81 6.08 7.47 8.73 9.91 0.94

1-1/2 1-1/8 29.1 3/4 19Kv 0.148 0.148 0.151 0.612 1.70 2.99 4.16 5.26 6.46 7.55 8.57 - - -

2 1 1/2 38 1 1 1/8 29Cv 0.430 0.430 0.997 3.12 5.44 7.62 9.72 11.8 13.9 15.7 17.6 0.93

2 1-1/2 38.1 1-1/8 29Kv 0.372 0.372 0.862 2.70 4.71 6.59 8.41 10.2 12.0 13.6 15.2 - - -

3 2 1/2 63 5 1 1/2 38Cv 0.909 0.909 2.55 9.90 17.8 25.2 32.3 39.3 46.0 51.8 57.2 0.95

3 2-1/2 63.5 1-1/2 38Kv 0.786 0.786 2.21 8.56 15.4 21.8 27.9 34.0 39.8 44.8 49.5 - - -

4 3 1/4 82 6 2 51Cv 1.11 1.34 11.6 25.1 37.7 49.4 61.1 72.8 83.3 91.6 99.6 0.94

4 3-1/4 82.6 2 51Kv 0.960 1.16 10.0 21.7 32.6 42.7 52.9 63.0 72.1 79.2 86.2 - - -

1. Valves should not be required to throttle at less than the specified minimum coefficient for an extended period of time. Erosion damage to the valve seat may result.2. Noise prediction per Whisper I calculation method.

Design CP

Whisper TrimR and CavitrolR III Valve Plugs

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1995, 2001;All Rights Reserved

January 2001Page CP-8

Catalog 12

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Linear - Flow Up LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel Trim(1)

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(2)Size,

Inches Inches mm Inches mmTrim(1) Coeffi-

cient 10 20 30 40 50 60 70 80 90 100FL(2)

Cv 0.264 0.516 0.786 1.05 1.31 1.57 1.84 2.12 2.42 2.78 0.88

Full Flow Kv 0.228 0.446 0.680 0.908 1.13 1.36 1.59 1.83 2.09 2.40 - - -Full FlowXT 0.603 0.593 0.590 0.580 0.577 0.579 0.584 0.591 0.591 0.577 - - -

Cv 0.263 0.446 0.622 0.785 0.947 1.12 1.30 1.49 1.69 1.90 0.93

1/2 0.38 9.7 0.500 12.7 70% Flow Kv 0.228 0.386 0.538 0.679 0.819 0.969 1.12 1.29 1.46 1.64 - - -1/2 0.38 9.7 0.500 12.7 70% FlowXT 0.575 0.563 0.560 0.567 0.569 0.569 0.578 0.585 0.581 0.554 - - -

Cv 0.161 0.256 0.357 0.458 0.558 0.658 0.762 0.873 0.991 1.11 0.97

40% Flow Kv 0.139 0.221 0.309 0.396 0.483 0.569 0.659 0.755 0.857 0.960 - - -40% FlowXT 0.596 0.587 0.568 0.558 0.554 0.561 0.576 0.583 0.584 0.585 - - -

Cv 0.803 1.40 2.07 2.75 3.45 4.24 5.11 5.83 6.13 6.33 0.83

Full Flow Kv 0.695 1.21 1.79 2.38 2.98 3.67 4.42 5.04 5.30 5.48 - - -Full FlowXT 0.528 0.548 0.542 0.533 0.510 0.473 0.455 0.482 0.601 0.714 - - -

Cv 0.669 1.08 1.54 2.02 2.50 2.98 3.47 3.97 4.48 4.95 0.86

3/4 0.56 14.2 0.500 12.7 70% Flow Kv 0.579 0.934 1.33 1.75 2.16 2.58 3.00 3.43 3.88 4.28 - - -3/4 0.56 14.2 0.500 12.7 70% FlowXT 0.475 0.519 0.514 0.503 0.492 0.478 0.471 0.468 0.478 0.485 - - -

Cv 0.384 0.638 0.890 1.13 1.38 1.64 1.90 2.15 2.40 2.70 0.92

40% Flow Kv 0.332 0.552 0.770 0.977 1.19 1.42 1.64 1.86 2.08 2.34 - - -40% FlowXT 0.558 0.543 0.548 0.553 0.536 0.517 0.509 0.513 0.523 0.517 - - -

1. This column lists trim for full flow and two restricted-capacity flows, 70% and 40% of full capacity.2. At 100% travel.

Equal Percentage - Flow Up Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel Trim(1)

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(2)Size,

Inches Inches mm Inches mmTrim(1) Coeffi-

cient 10 20 30 40 50 60 70 80 90 100FL(2)

Cv 0.153 0.225 0.264 0.316 0.441 0.670 0.973 1.32 1.86 2.41 0.90

Full Flow Kv 0.132 0.195 0.228 0.273 0.381 0.580 0.842 1.14 1.61 2.08 - - -Full FlowXT 0.646 0.585 0.562 0.585 0.585 0.564 0.578 0.625 0.607 0.541 - - -

Cv 0.122 0.173 0.226 0.273 0.341 0.477 0.718 1.03 1.27 1.58 0.95

1/2 0.38 9.7 0.500 12.7 70% Flow Kv 0.106 0.150 0.195 0.236 0.295 0.413 0.621 0.891 1.10 1.37 - - -1/2 0.38 9.7 0.500 12.7 70% FlowXT 0.640 0.614 0.576 0.561 0.566 0.569 0.572 0.569 0.592 0.592 - - -

Cv 0.0791 0.0956 0.117 0.152 0.211 0.302 0.432 0.598 0.779 0.932 0.97

40% Flow Kv 0.0684 0.0827 0.101 0.131 0.183 0.261 0.374 0.517 0.674 0.806 - - -40% FlowXT 0.753 0.709 0.667 0.639 0.604 0.587 0.582 0.592 0.628 0.628 - - -

Cv 0.355 0.503 0.616 0.748 0.997 1.50 2.43 3.76 5.04 5.92 0.84

Full Flow Kv 0.307 0.435 0.533 0.647 0.862 1.30 2.10 3.25 4.36 5.12 - - -Full FlowXT 0.533 0.526 0.516 0.518 0.521 0.527 0.516 0.493 0.488 0.612 - - -

Cv 0.216 0.340 0.440 0.536 0.711 1.08 1.74 2.59 3.27 4.25 0.88

3/4 0.56 14.2 0.500 12.7 70% Flow Kv 0.187 0.294 0.381 0.464 0.615 0.934 1.51 2.24 2.83 3.68 - - -3/4 0.56 14.2 0.500 12.7 70% FlowXT 0.591 0.558 0.527 0.522 0.525 0.528 0.529 0.529 0.531 0.503 - - -

Cv 0.178 0.216 0.258 0.326 0.456 0.691 1.06 1.47 1.82 2.31 0.93

40% Flow Kv 0.154 0.187 0.223 0.282 0.394 0.598 0.917 1.27 1.57 2.00 - - -40% FlowXT 0.660 0.632 0.607 0.575 0.554 0.546 0.548 0.564 0.559 0.543 - - -

1. This column lists trim for full flow and two restricted-capacity flows, 70% and 40% of full capacity.2. At 100% travel.

Design CP1/2 and 3/4 Inch

Linear and Equal Percentage Valve Plugs

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1997, 1998;All Rights Reserved

October 1998Page CP-9

Catalog 12ENVIRO-SEAL, Fisher and Fisher-Rosemount are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

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Linear - Flow Up LinearCharacteristic

Valve Port Plug Flow Valve Opening Percent of Total TravelValveSize

PortDiameter

PlugTravel Maximum

FlowCoeffi

Valve Opening—Percent of Total TravelF (1)Size,

InchesDiameter,Inches

Travel,Inches

MaximumTravel

Coeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.05 2.31 3.45 4.32 5.11 6.10 7.45 9.09 10.7 11.7 0.93

3/4 9/16 Short(2)Kv 0.908 2.00 2.98 3.74 4.42 5.28 6.44 7.86 9.26 10.1 - - -

3/4 9/16 Short(2)XT 0.51 0.62 0.59 0.63 0.65 0.60 0.55 0.56 0.64 0.72 - - -

Fd 0.14 0.19 0.23 0.27 0.31 0.35 0.40 0.46 0.54 0.62 - - -

Cv 0.193 0.422 0.677 0.944 1.23 1.54 1.89 2.27 2.70 3.21 0.94

1 3/8 9/16 ShortKv 0.167 0.365 0.586 0.817 1.06 1.33 1.63 1.96 2.34 2.78 - - -

1 3/8 9/16 ShortXT 0.61 0.64 0.64 0.62 0.61 0.61 0.60 0.60 0.60 0.64 - - -

Fd 0.12 0.17 0.23 0.27 0.32 0.37 0.43 0.49 0.58 0.72 - - -

Cv 0.375 0.786 1.25 1.73 2.23 2.77 3.38 4.03 4.74 5.50 0.97

1/2 9/16 ShortKv 0.324 0.680 1.08 1.50 1.93 2.40 2.92 3.49 4.10 4.76 - - -

1/2 9/16 ShortXT 0.63 0.63 0.61 0.61 0.62 0.62 0.60 0.61 0.63 0.68 - - -

Fd 0.16 0.23 0.28 0.33 0.37 0.42 0.47 0.52 0.58 0.67 - - -

Cv 3.63 5.16 7.85 12.0 16.5 19.6 21.5 22.9 24.8 26.4 0.94

1-1/8 9/16 Short Kv 3.14 4.46 6.79 10.4 14.3 17.0 18.6 19.8 21.5 22.8 - - -1 1/8 9/16 ShortXT 0.30 0.52 0.48 0.38 0.36 0.44 0.57 0.71 0.75 0.77 - - -

Cv 0.375 0.786 1.25 1.73 2.23 2.77 3.38 4.03 4.74 5.50 0.97

1-1/2 1/2 9/16 Short Kv 0.324 0.680 1.08 1.50 1.93 2.40 2.92 3.49 4.10 4.76 - - -1 1/2 1/2 9/16 ShortXT 0.63 0.63 0.61 0.61 0.62 0.62 0.60 0.61 0.63 0.68 - - -

Cv 1.05 2.31 3.45 4.32 5.11 6.10 7.45 9.09 10.7 11.7 0.93

3/4 9/16 Short Kv 0.908 2.00 2.98 3.74 4.42 5.28 6.44 7.86 9.26 10.1 - - -3/4 9/16 ShortXT 0.51 0.62 0.59 0.63 0.65 0.60 0.55 0.56 0.64 0.72 - - -

Cv 6.69 11.7 16.3 23.2 29.2 33.9 38.0 41.8 45.5 47.7 0.91

1 1/2 3/4 Std(3)Kv 5.79 10.1 14.1 20.1 25.3 29.3 32.9 36.2 39.4 41.3 - - -

1-1/2 3/4 Std(3)XT 0.33 0.41 0.48 0.44 0.48 0.55 0.65 0.72 0.74 0.78 - - -

Fd 0.14 0.21 0.26 0.31 0.36 0.39 0.43 0.47 0.52 0.56 - - -

Cv 1.04 1.92 2.85 3.79 4.75 5.84 7.19 8.87 10.7 12.2 0.92

2 3/4 3/4 StdKv 0.900 1.66 2.47 3.28 4.11 5.05 6.22 7.67 9.26 10.6 - - -

2 3/4 3/4 StdXT 0.61 0.62 0.59 0.61 0.62 0.63 0.63 0.64 0.68 0.72 - - -

Fd 0.14 0.19 0.23 0.27 0.31 0.35 0.40 0.46 0.54 0.62 - - -

Cv 1.90 3.51 6.09 8.08 11.0 15.4 20.3 23.9 25.7 28.0 0.89

1 1/8 3/4 StdKv 1.64 3.04 5.27 6.99 9.52 13.3 17.6 20.7 22.2 24.2 - - -

1-1/8 3/4 StdXT 0.60 0.58 0.45 0.55 0.56 0.51 0.49 0.56 0.71 0.71 - - -

Fd 0.12 0.16 0.20 0.25 0.30 0.36 0.41 0.46 0.49 0.55 - - -

Cv 8.37 18.9 30.9 44.0 58.3 73.3 87.0 97.1 102 102 0.88

2 1/2 1 1/2 StdKv 7.24 16.3 26.7 38.1 50.4 63.4 75.3 84.0 88.2 88.2 - - -

2-1/2 1-1/2 StdXT 0.61 0.64 0.64 0.61 0.60 0.61 0.66 0.70 0.74 0.78 - - -

Fd 0.11 0.17 0.23 0.28 0.32 0.38 0.43 0.48 0.53 0.59 - - -

Cv 1.63 3.19 5.04 7.40 10.4 14.1 17.9 21.5 24.5 27.1 0.93

3 1 1/8 3/4 StdKv 1.41 2.76 4.36 6.40 9.00 12.2 15.5 18.6 21.2 23.4 - - -

3 1-1/8 3/4 StdXT 0.64 0.63 0.62 0.62 0.61 0.59 0.62 0.68 0.76 0.76 - - -

Fd 0.12 0.16 0.20 0.25 0.30 0.36 0.41 0.46 0.49 0.55 - - -

Cv 4.98 11.5 18.7 26.2 34.3 43.2 52.4 61.2 68.5 73.9 0.91

1 7/8 1 1/2 StdKv 4.31 9.95 16.2 22.7 29.7 37.4 45.3 52.9 59.3 63.9 - - -

1-7/8 1-1/2 StdXT 0.61 0.64 0.65 0.66 0.65 0.66 0.67 0.68 0.70 0.73 - - -

Fd 0.12 0.18 0.24 0.29 0.34 0.40 0.46 0.52 0.58 0.59 - - -

Design CP

ENVIRO-SEALR Bellows Seal Bonnet

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998;All Rights Reserved

October 1998Page CP-10

Catalog 12

Page 57: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Valve Port Plug Flow Valve Opening Percent of Total TravelValveSi e

PortDiameter

PlugTra el Maximum

FlowCoeffi

Valve Opening—Percent of Total TravelF (1)Size,

InchesDiameter,Inches

Travel,Inches

MaximumTravel

Coeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 20.0 34.9 50.9 69.9 92.9 119 143 162 174 182 0.84

3 1/4 1 1/2 ShortKv 17.3 30.2 44.0 60.5 80.4 103 124 140 151 157 - - -

3-1/4 1-1/2 ShortXT 0.55 0.69 0.67 0.62 0.58 0.57 0.60 0.64 0.68 0.71 - - -

Fd 0.13 0.19 0.24 0.29 0.33 0.37 0.42 0.46 0.50 0.59 - - -

Cv 3.10 6.75 10.6 14.7 19.2 24.5 30.6 37.2 43.6 48.0 0.93

4 1 1/2 1 1/8 StdKv 2.68 5.84 9.17 12.7 16.6 21.2 26.5 32.2 37.7 41.5 - - -

4 1-1/2 1-1/8 StdXT 0.63 0.63 0.64 0.63 0.63 0.62 0.62 0.65 0.69 0.72 - - -

Fd 0.11 0.17 0.22 0.26 0.31 0.36 0.42 0.48 0.53 0.57 - - -

Cv 7.89 18.7 30.6 43.0 56.4 70.9 85.9 99.9 112 123 0.91

2 1/2 1 1/2 StdKv 6.82 16.2 26.5 37.2 48.8 61.3 74.3 86.4 96.9 106 - - -

2-1/2 1-1/2 StdXT 0.66 0.66 0.64 0.63 0.63 0.64 0.66 0.69 0.72 0.73 - - -

Fd 0.11 0.17 023 0.28 0.32 0.38 0.43 0.48 0.53 0.59 - - -1. At 100% travel.2. Short travel is approximately 75% of the standard valve travel.3. Standard travel is the same as Design CP with standard bonnet.

Restricted trim.

Design CP

ENVIRO-SEALR Bellows Seal Bonnet

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998;All Rights Reserved

October 1998Page CP-11

Catalog 12ENVIRO-SEAL, Fisher and Fisher-Rosemount are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

Page 58: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Linear - Flow Down LinearCharacteristic

Valve Port Plug Flow Valve Opening Percent of Total TravelValveSize

PortDiameter

PlugTravel Maximum

FlowCoeffi

Valve Opening—Percent of Total TravelF (1)Size,

InchesDiameter,Inches

Travel,Inches

MaximumTravel

Coeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.35 3.22 4.99 6.30 7.21 8.02 9.05 10.4 12.0 12.8 0.74

1 3/4 9/16 Short(2)Kv 1.17 2.79 4.32 5.45 6.24 6.94 7.83 9.00 10.4 11.1 - - -

1 3/4 9/16 Short(2)XT 0.28 0.30 0.26 0.27 0.30 0.32 0.34 0.39 0.45 0.53 - - -

Fd 0.14 0.19 0.23 0.27 0.31 0.35 0.40 0.46 0.54 0.62 - - -

Cv 2.55 5.14 7.89 11.0 15.0 18.4 21.8 24.1 25.3 26.6 0.84

1-1/8 9/16 Short Kv 2.21 4.45 6.82 9.52 13.0 15.9 18.9 20.8 21.9 23.0 - - -

1 1/2

1 1/8 9/16 ShortXT 0.58 0.51 0.46 0.43 0.39 0.43 0.47 0.55 0.65 0.69 - - -

1-1/2Cv 1.35 3.22 4.99 6.30 7.21 8.02 9.05 10.4 12.0 12.8 0.74

3/4 9/16 Short Kv 1.17 2.79 4.32 5.45 6.24 6.94 7.83 9.00 10.4 11.1 - - -3/4 9/16 ShortXT 0.28 0.30 0.26 0.27 0.30 0.32 0.34 0.39 0.45 0.53 - - -

Cv 5.00 10.3 16.6 22.8 28.3 33.0 37.0 40.6 43.6 46.1 0.84

1 1/2 3/4 Std(3)Kv 4.33 8.91 14.4 19.7 24.5 28.5 32.0 35.1 37.7 39.9 - - -

1-1/2 3/4 Std(3)XT 0.57 0.53 0.45 0.42 0.44 0.49 0.57 0.64 0.69 0.69 - - -

2Fd 0.14 0.21 0.26 0.31 0.36 0.39 0.43 0.47 0.52 0.56 - - -

2Cv 2.50 3.90 5.48 8.12 11.6 15.4 19.2 22.8 26.2 28.7 0.82

1 1/8 3/4 StdKv 2.16 3.37 4.74 7.02 10.0 13.3 16.6 19.7 22.7 24.8 - - -

1-1/8 3/4 StdXT 0.34 0.48 0.57 0.56 0.51 0.51 0.53 0.59 0.64 0.65 - - -

Fd 0.12 0.16 0.20 0.25 0.30 0.36 0.41 0.46 0.49 0.55 - - -

Cv 9.22 22.0 37.3 50.7 61.9 71.9 81.1 89.1 95.3 101 0.88

2 1/2 1 1/2 StdKv 7.98 19.0 32.3 43.9 53.5 62.2 70.2 77.1 82.4 87.4 - - -

2-1/2 1-1/2 StdXT 0.48 0.45 0.41 0.41 0.46 0.53 0.62 0.69 0.75 0.79 - - -

Fd 0.11 0.17 0.23 0.28 0.32 0.38 0.43 0.48 0.53 0.59 - - -

Cv 1.59 3.10 5.04 7.70 11.1 14.9 18.9 22.4 25.3 27.8 0.84

3 1 1/8 3/4 StdKv 1.38 2.68 4.36 6.66 9.60 12.9 16.3 19.4 21.9 24.0 - - -

3 1-1/8 3/4 StdXT 0.56 0.64 0.63 0.59 0.55 0.55 0.58 0.66 0.74 0.76 - - -

Fd 0.12 0.16 0.20 0.25 0.30 0.36 0.41 0.46 0.49 0.55 - - -

Cv 4.85 11.5 19.6 27.7 35.6 43.5 51.4 58.8 64.9 69.3 0.88

1 7/8 1 1/2 StdKv 4.20 9.95 17.0 24.0 30.8 37.6 44.5 50.9 56.1 59.9 - - -

1-7/8 1-1/2 StdXT 0.61 0.61 0.60 0.57 0.61 0.67 0.68 0.70 0.76 0.77 - - -

Fd 0.12 0.18 0.24 0.29 0.34 0.40 0.46 0.52 0.58 0.65 - - -

Cv 20.4 40.6 58.2 74.2 90.7 109 127 143 154 159 0.89

3 1/4 1 1/2 ShortKv 17.6 35.1 50.3 64.2 78.5 94.3 110 124 133 138 - - -

3-1/4 1-1/2 ShortXT 0.49 0.45 0.45 0.47 0.52 0.57 0.65 0.71 0.77 0.80 - - -

Fd 0.13 0.19 0.24 0.29 0.33 0.37 0.42 0.46 0.50 0.59 - - -

Cv 2.99 6.51 10.7 15.5 20.4 25.3 30.2 35.2 40.3 44.9 0.90

4 1 1/2 1 1/8 StdKv 2.59 5.63 9.26 13.4 17.6 21.9 26.1 30.4 34.9 38.8 - - -

4 1-1/2 1-1/8 StdXT 0.64 0.64 0.61 0.56 0.56 0.59 0.66 0.75 0.83 0.83 - - -

Fd 0.11 0.17 0.22 0.26 0.31 0.36 0.42 0.48 0.53 0.57 - - -

Cv 7.62 18.9 31.6 44.3 57.0 69.6 82.1 93.5 103 111 0.87

2 1/2 1 1/2 StdKv 6.59 16.3 27.3 38.3 49.3 60.2 71.0 80.9 89.1 96.0 - - -

2-1/2 1-1/2 StdXT 0.65 0.62 0.60 0.60 0.62 0.65 0.69 0.74 0.78 0.82 - - -

Fd 0.11 0.17 0.23 0.28 0.32 0.38 0.43 0.48 0.53 0.59 - - -1. At 100% travel.2. Short travel is approximately 75% of the standard valve travel.3. Standard travel is the same as Design CP with standard bonnet.

Restricted trim.

Design CP

ENVIRO-SEALR Bellows Seal Bonnet

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998;All Rights Reserved

October 1998Page CP-12

Catalog 12

Page 59: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Equal Percentage - Flow Up Equal PercentageCharacteristic

Valve Port Plug Flow Valve Opening Percent of Total TravelValveSize

PortDiameter

PlugTravel Maximum

FlowCoeffi

Valve Opening—Percent of Total TravelF (1)Size,

InchesDiameter,Inches

Travel,Inches

MaximumTravel

Coeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.290 0.462 0.868 1.40 2.16 3.59 6.28 9.53 10.7 11.6 0.92

3/4 9/16 Short(2)Kv 0.251 0.400 0.751 1.21 1.87 3.11 5.43 8.24 9.26 10.0 - - -

3/4 9/16 Short(2)XT 0.61 0.66 0.65 0.63 0.59 0.51 0.46 0.48 0.62 0.74 - - -

Fd 0.085 0.11 0.13 0.16 0.19 0.25 0.34 0.43 0.53 0.61 - - -

Cv 0.115 0.140 0.176 0.253 0.410 0.700 1.17 1.79 2.48 3.10 0.94

1 3/8 9/16 ShortKv 0.099 0.121 0.152 0.219 0.355 0.605 1.01 1.55 2.15 2.68 - - -

1 3/8 9/16 ShortXT 0.79 0.81 0.71 0.65 0.64 0.62 0.60 0.61 0.63 0.66 - - -

Fd 0.11 0.13 0.16 0.18 0.21 0.26 0.31 0.40 0.51 0.69 - - -

Cv 0.220 0.283 0.353 0.492 0.771 1.27 2.08 3.18 4.42 5.32 0.95

1/2 9/16 ShortKv 0.190 0.245 0.305 0.426 0.667 1.10 1.80 2.75 3.82 4.60 - - -

1/2 9/16 ShortXT 0.70 0.74 0.70 0.66 0.63 0.62 0.61 0.60 0.62 0.70 - - -

Fd 0.10 0.12 0.15 0.17 0.21 0.25 0.31 0.39 0.49 0.61 - - -

Cv 0.868 1.74 3.70 7.22 13.0 16.7 20.3 22.7 24.5 28.0 0.88

1 1/8 9/16 ShortKv 0.751 1.51 3.20 6.25 11.2 14.4 17.6 19.6 21.2 24.2 - - -

1-1/8 9/16 ShortXT 0.64 0.58 0.47 0.43 0.38 0.49 0.55 0.64 0.78 0.66 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Cv 0.220 0.283 0.353 0.492 0.771 1.27 2.08 3.18 4.42 5.32 0.95

1 1/2 1/2 9/16 ShortKv 0.190 0.245 0.305 0.426 0.667 1.10 1.80 2.75 3.82 4.60 - - -

1-1/2 1/2 9/16 ShortXT 0.70 0.74 0.70 0.66 0.63 0.62 0.61 0.60 0.62 0.70 - - -

Fd 0.10 0.12 0.15 0.17 0.21 0.25 0.31 0.39 0.49 0.61 - - -

Cv 0.290 0.462 0.868 1.40 2.16 3.59 6.28 9.53 10.7 11.6 0.92

3/4 9/16 ShortKv 0.251 0.400 0.751 1.21 1.87 3.11 5.43 8.24 9.26 10.0 - - -

3/4 9/16 ShortXT 0.61 0.66 0.65 0.63 0.59 0.51 0.46 0.48 0.62 0.74 - - -

Fd 0.085 0.11 0.13 0.16 0.19 0.25 0.34 0.43 0.53 0.61 - - -

Cv 1.22 1.85 2.60 4.74 9.78 18.0 26.2 32.0 37.9 41.3 0.88

1 1/2 3/4 Std(3)Kv 1.06 1.60 2.25 4.10 8.46 15.6 22.7 27.7 32.8 35.7 - - -

1-1/2 3/4 Std(3)XT 0.61 0.60 0.59 0.55 0.49 0.46 0.49 0.56 0.66 0.73 - - -

Fd 0.070 0.086 0.10 0.13 0.20 0.26 0.31 0.36 0.42 0.47 - - -

Cv 0.356 0.589 0.918 1.37 2.03 3.09 4.73 6.93 9.26 11.4 0.92

2 3/4 3/4 StdKv 0.308 0.509 0.794 1.19 1.76 2.67 4.09 5.99 8.01 9.86 - - -

2 3/4 3/4 StdXT 0.66 0.64 0.62 0.61 0.61 0.59 0.57 0.58 0.65 0.72 - - -

Fd 0.086 0.10 0.13 0.16 0.19 0.23 0.30 0.38 0.47 0.52 - - -

Cv 0.555 0.756 1.19 1.97 3.41 6.09 10.7 17.2 22.9 25.6 0.88

1 1/8 3/4 StdKv 0.480 0.654 1.03 1.70 2.95 5.27 9.26 14.9 19.8 22.1 - - -

1-1/8 3/4 StdXT 0.65 0.61 0.60 0.60 0.60 0.61 0.63 0.63 0.65 0.74 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Design CP

ENVIRO-SEALR Bellows Seal Bonnet

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998;All Rights Reserved

October 1998Page CP-13

Catalog 12ENVIRO-SEAL, Fisher and Fisher-Rosemount are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

Page 60: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Valve Port Plug Flow Valve Opening Percent of Total TravelValveSi e

PortDiameter

PlugTra el Maximum

FlowCoeffi

Valve Opening—Percent of Total TravelF (1)Size,

InchesDiameter,Inches

Travel,Inches

MaximumTravel

Coeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.96 3.39 5.02 8.33 16.1 32.4 58.2 82.5 92.1 99.7 0.87

2 1/2 1 1/2 StdKv 1.70 2.93 4.34 7.21 13.9 28.0 50.3 71.4 79.7 86.2 - - -

2-1/2 1-1/2 StdXT 0.62 0.57 0.63 0.66 0.59 0.50 0.46 0.49 0.62 0.72 - - -

Fd 0.052 0.066 0.086 0.11 0.14 0.22 0.29 0.36 0.44 0.50 - - -

Cv 0.465 0.660 1.08 1.81 3.20 5.96 11.1 18.0 23.0 24.5 0.93

3 1 1/8 3/4 StdKv 0.402 0.571 0.934 1.57 2.77 5.16 9.60 15.6 19.9 21.2 - - -

3 1-1/8 3/4 StdXT 0.40 0.75 0.63 0.58 0.62 0.65 0.61 0.59 0.70 0.84 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Cv 1.42 2.16 3.19 5.18 9.41 17.9 32.1 49.4 62.6 68.7 0.93

1 7/8 1 1/2 StdKv 1.23 1.87 2.76 4.48 8.14 15.5 27.8 42.7 54.1 59.4 - - -

1-7/8 1-1/2 StdXT 0.68 0.64 0.58 0.55 0.55 0.57 0.61 0.65 0.69 0.78 - - -

Fd 0.061 0.075 0.094 0.11 0.15 0.22 0.31 0.38 0.46 0.53 - - -

Cv 6.52 12.5 20.9 38.3 67.6 98.4 121 145 164 173 0.85

3 1/4 1 1/2 ShortKv 5.64 10.8 18.1 33.1 58.5 85.1 105 125 142 150 - - -

3-1/4 1-1/2 ShortXT 0.61 0.61 0.62 0.54 0.48 0.51 0.59 0.60 0.65 0.70 - - -

Fd 0.058 0.076 0.10 0.13 0.20 0.27 0.34 0.41 0.48 0.54 - - -

Cv 0.805 1.41 2.29 3.72 7.10 14.6 26.0 35.0 39.9 45.8 0.91

4 1 1/2 1 1/8 StdKv 0.696 1.22 1.98 3.22 6.14 12.6 22.5 30.3 34.5 39.6 - - -

4 1-1/2 1-1/8 StdXT 0.68 0.60 0.63 0.64 0.55 0.47 0.53 0.71 0.77 0.80 - - -

Fd 0.057 0.073 0.10 0.13 0.16 0.25 0.32 0.40 0.47 0.54 - - -

Cv 1.71 2.88 5.29 7.82 14.4 33.8 61.7 76.6 94.2 109 0.91

2 1/2 1 1/2 StdKv 1.48 2.49 4.58 6.76 12.5 29.2 53.4 66.3 81.5 94.3 - - -

2-1/2 1-1/2 StdXT 0.74 0.66 0.59 0.64 0.57 0.46 0.53 0.73 0.79 0.81 - - -

Fd 0.052 0.066 0.086 0.11 0.14 0.22 0.29 0.36 0.44 0.50 - - -1. At 100% travel.2. Short travel is approximately 75% of the standard valve travel.3. Standard travel is the same as Design CP with standard bonnet.

Restricted trim.

Design CP

ENVIRO-SEALR Bellows Seal Bonnet

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998;All Rights Reserved

October 1998Page CP-14

Catalog 12

Page 61: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Equal Percentage - Flow Down Equal PercentageCharacteristic

Valve Port Plug Flow Valve Opening Percent of Total TravelValveSize

PortDiameter

PlugTravel Maximum

FlowCoeffi

Valve Opening—Percent of Total TravelF (1)Size,

InchesDiameter,Inches

Travel,Inches

MaximumTravel

Coeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.282 0.556 1.19 1.87 2.51 3.71 6.20 9.67 11.4 12.7 0.74

1 3/4 9/16 Short(2)Kv 0.244 0.481 1.03 1.62 2.17 3.21 5.36 8.36 9.86 11.0 - - -

1 3/4 9/16 Short(2)XT 0.61 0.43 0.32 0.33 0.42 0.48 0.46 0.41 0.44 0.55 - - -

Fd 0.085 0.11 0.13 0.16 0.19 0.25 0.34 0.43 0.53 0.61 - - -

Cv 1.04 2.03 3.70 6.80 11.7 16.4 19.8 21.9 24.4 25.7 0.85

1 1/8 9/16 ShortKv 0.900 1.76 3.20 5.88 10.1 14.2 17.1 18.9 21.1 22.2 - - -

1-1/8 9/16 ShortXT 0.46 0.46 0.47 0.45 0.42 0.44 0.48 0.57 0.68 0.71 - - -

1 1/2Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

1-1/2Cv 0.282 0.556 1.19 1.87 2.51 3.71 6.20 9.67 11.4 12.7 0.74

3/4 9/16 ShortKv 0.244 0.481 1.03 1.62 2.17 3.21 5.36 8.36 9.86 10.99 - - -

3/4 9/16 ShortXT 0.61 0.43 0.32 0.33 0.42 0.48 0.46 0.41 0.44 0.55 - - -

Fd 0.085 0.11 0.13 0.16 0.19 0.25 0.34 0.43 0.53 0.61 - - -

Cv 1.53 2.23 3.09 5.23 9.86 17.4 25.6 31.6 35.8 39.6 0.84

1 1/2 3/4 Std(3)Kv 1.32 1.93 2.67 4.52 8.53 15.1 22.1 27.3 31.0 34.3 - - -

1-1/2 3/4 Std(3)XT 0.36 0.39 0.39 0.42 0.42 0.44 0.43 0.47 0.62 0.68 - - -

2Fd 0.070 0.086 0.10 0.13 0.20 0.26 0.31 0.36 0.42 0.47 - - -

2Cv 0.619 0.846 1.41 2.34 3.89 6.66 11.3 17.1 21.3 25.3 0.83

1 1/8 3/4 StdKv 0.535 0.732 1.22 2.02 3.36 5.76 9.77 14.8 18.4 21.9 - - -

1-1/8 3/4 StdXT 0.56 0.50 0.41 0.41 0.46 0.53 0.56 0.59 0.64 0.70 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Cv 2.68 5.93 8.64 12.1 18.7 31.0 49.8 69.7 82.3 92.9 0.91

2 1/2 1 1/2 StdKv 2.32 5.13 7.47 10.5 16.2 26.8 43.1 60.3 71.2 80.4 - - -

2-1/2 1-1/2 StdXT 0.37 0.17 0.20 0.28 0.36 0.44 0.53 0.62 0.68 0.75 - - -

Fd 0.052 0.066 0.086 0.11 0.14 0.22 0.29 0.36 0.44 0.50 - - -

Cv 0.519 0.744 1.28 1.94 3.27 6.25 11.3 16.3 20.4 24.7 0.87

3 1 1/8 3/4 StdKv 0.449 0.644 1.11 1.68 2.83 5.41 9.77 14.1 17.6 21.4 - - -

3 1-1/8 3/4 StdXT 0.47 0.51 0.43 0.52 0.61 0.60 0.61 0.72 0.76 0.79 - - -

Fd 0.066 0.076 0.092 0.12 0.16 0.22 0.29 0.35 0.42 0.48 - - -

Cv 1.27 2.41 3.60 5.03 8.58 17.1 31.0 44.7 57.4 65.8 0.89

1 7/8 1 1/2 StdKv 1.10 2.08 3.11 4.35 7.42 14.8 26.8 38.7 49.7 56.9 - - -

1-7/8 1-1/2 StdXT 0.60 0.45 0.45 0.51 0.54 0.55 0.59 0.69 0.76 0.80 - - -

Fd 0.061 0.075 0.094 0.11 0.15 0.22 0.31 0.38 0.46 0.53 - - -

Cv 10.0 18.0 27.5 41.6 62.0 87.1 111 129 142 152 0.89

3 1/4 1 1/2 ShortKv 8.65 15.6 23.8 36.0 53.6 75.3 96.0 112 123 131 - - -

3-1/4 1-1/2 ShortXT 0.22 0.26 0.33 0.41 0.50 0.57 0.63 0.70 0.78 0.79 - - -

Fd 0.058 0.076 0.10 0.13 0.20 0.27 0.34 0.41 0.48 0.54 - - -

Cv 0.837 1.62 2.60 3.80 6.63 13.2 23.4 31.9 38.7 43.8 0.91

4 1 1/2 1 1/8 StdKv 0.724 1.40 2.25 3.29 5.73 11.4 20.2 27.6 33.5 37.9 - - -

4 1-1/2 1-1/8 StdXT 0.62 0.44 0.45 0.55 0.59 0.57 0.61 0.77 0.88 0.87 - - -

Fd 0.057 0.073 0.10 0.13 0.16 0.25 0.32 0.40 0.47 0.54 - - -

Cv 1.76 3.59 6.15 9.14 15.2 29.2 53.9 78.4 90.7 103 0.89

2 1/2 1 1/2 StdKv 1.52 3.11 5.32 7.91 13.1 25.3 46.6 67.8 78.5 89.1 - - -

2-1/2 1-1/2 StdXT 0.64 0.40 0.37 0.46 0.56 0.57 0.61 0.74 0.83 0.86 - - -

Fd 0.052 0.066 0.086 0.11 0.14 0.22 0.29 0.36 0.44 0.50 - - -1. At 100% travel.2. Short travel is approximately 75% of the standard valve travel.3. Standard travel is the same as Design CP with standard bonnet.

Restricted trim.

Design CP

ENVIRO-SEALR Bellows Seal Bonnet

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998;All Rights Reserved

October 1998Page CP-15/CP-16

Catalog 12ENVIRO-SEAL, Fisher and Fisher-Rosemount are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

Page 62: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 63: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Forward Flow

Design CV500

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1992, 2001;All Rights Reserved

April 2001Page CV500-1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher ControlsInternational, Inc. or Fisher-Rosemount Systems, Inc. All other marks arethe property of their respective owners.

Forward Flow Modified EqualPercentage Characteristic

CoefficientsValve Size, Valve Rotation, Degrees

CoefficientsValve Size,Inches 10 20 30 40 50 60 70 80 90

Cv 4.74 14.1 34.6 60.1 84.0 107 133 163 166

KV 4.10 12.2 29.9 52.0 72.7 92.6 115 141 144

Fd 3 0.18 0.24 0.33 0.43 0.53 0.63 0.75 0.99 0.99

FL

30.85 0.86 0.84 0.83 0.87 0.86 0.80 0.71 0.69

XT 0.294 0.632 0.511 0.494 0.537 0.559 0.501 0.384 0.372

Cv 11.1 27.1 61.7 106 149 193 252 324 346

KV 9.60 23.4 53.4 91.7 129 167 218 280 299

Fd 4 0.18 0.28 0.34 0.43 0.51 0.59 0.70 0.99 0.99

FL

40.76 0.89 0.86 0.82 0.85 0.83 0.77 0.66 0.62

XT 0.263 0.616 0.526 0.476 0.497 0.501 0.422 0.311 0.276

Cv 15.7 33.0 86.1 154 229 330 497 718 809

KV 13.6 28.5 74.5 133 198 285 430 621 700

Fd 6 0.12 0.24 0.32 0.40 0.48 0.56 0.64 0.74 0.99

FL

60.93 0.82 0.81 0.78 0.77 0.74 0.70 0.61 0.57

XT 0.281 0.174 0.311 0.449 0.522 0.459 0.322 0.228 0.221

Cv 21.5 82.4 156 259 402 592 832 1120 1440

KV 18.6 71.3 135 224 348 512 720 969 1250

Fd 8 0.11 0.19 0.27 0.35 0.45 0.49 0.55 0.62 0.99

FL

80.83 0.80 0.83 0.83 0.80 0.75 0.72 0.62 0.58

XT 0.126 0.432 0.624 0.620 0.529 0.429 0.342 0.273 0.221

Cv 41.4 162 301 455 699 995 1300 1820 2360

KV 35.8 140 260 394 605 861 1125 1514 2041

Fd 10 0.14 0.23 0.30 0.38 0.45 0.53 0.60 0.68 1.00

FL

100.72 0.77 0.84 0.87 0.82 0.75 0.74 0.63 0.54

XT 0.273 0.384 0.473 0.487 0.369 0.302 0.284 0.219 0.152

Cv 60.4 215 443 699 1020 1390 1850 2560 3050

KV 52.2 186 383 605 882 1200 1600 2210 2640

Fd 12 0.14 0.24 0.32 0.40 0.48 0.55 0.63 0.73 1.00

FL

120.81 0.78 0.77 0.72 0.78 0.73 0.68 0.63 0.51

XT 0.714 0.336 0.366 0.449 0.452 0.416 0.360 0.263 0.223

Page 64: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Reverse Flow

Design CV500

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1992, 2001;All Rights Reserved

April 2001Page CV500-2

Catalog 12

Reverse Flow Modified EqualPercentage Characteristic

CoefficientsValve Size, Valve Rotation, Degrees

CoefficientsValve Size,Inches 10 20 30 40 50 60 70 80 90

Cv 3.25 14.2 34.2 61.8 94.5 129 160 181 181

KV 2.81 12.3 29.6 53.5 81.7 112 138 157 157

Fd 3 0.18 0.24 0.33 0.43 0.53 0.63 0.75 0.99 0.99

FL

30.96 0.91 0.80 0.73 0.70 0.64 0.57 0.54 0.53

XT 0.581 0.555 0.515 0.466 0.406 0.345 0.289 0.253 0.258

Cv 7.20 27.2 64.8 116 172 223 263 290 300

KV 6.23 23.5 56.1 100 149 193 227 251 260

Fd 4 0.18 0.28 0.34 0.43 0.51 0.59 0.70 0.99 0.99

FL

40.98 0.93 0.84 0.72 0.67 0.65 0.63 0.62 0.61

XT 0.436 0.685 0.526 0.410 0.354 0.334 0.322 0.305 0.308

Cv 5.20 33.3 88.5 170 268 372 476 600 808

KV 4.50 28.8 76.6 147 232 322 412 519 699

Fd 6 0.12 0.24 0.32 0.40 0.48 0.56 0.64 0.74 0.99

FL

60.69 0.80 0.84 0.80 0.72 0.67 0.63 0.60 0.49

XT 0.668 0.620 0.544 0.459 0.403 0.366 0.339 0.294 0.198

Cv 8.68 61.1 156 293 463 656 856 1050 1240

KV 7.51 52.9 135 253 400 567 740 908 1070

Fd 8 0.11 0.19 0.27 0.35 0.45 0.49 0.55 0.62 0.99

FL

80.77 0.83 0.87 0.80 0.73 0.66 0.61 0.59 0.58

XT 0.898 0.731 0.585 0.483 0.413 0.354 0.314 0.284 0.260

Cv 37.0 137 288 505 752 1080 1460 1710 2140

KV 32.0 119 249 437 650 934 1260 1480 1850

Fd 10 0.14 0.23 0.30 0.38 0.45 0.53 0.60 0.68 1.00

FL

100.84 0.86 0.90 0.79 0.74 0.64 0.58 0.57 0.49

XT 0.248 0.462 0.483 0.366 0.308 0.250 0.207 0.203 0.166

Cv 39.0 192 411 703 1090 1560 2040 2490 3080

KV 33.7 166 356 608 943 1350 1760 2150 2660

Fd 12 0.14 0.24 0.32 0.40 0.48 0.55 0.63 0.73 1.00

FL

120.71 0.81 0.80 0.74 0.69 0.63 0.59 0.54 0.50

XT 0.975 0.616 0.533 0.473 0.391 0.325 0.286 0.258 0.196

Page 65: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

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Page 66: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

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8YH F)H EYH 89 !" ='=BC= ='&?= ='A?> ='>&D ='DAE ='BD& &'&@ &'@A A'CD A'@B F F F8YH F)H EYH 89_- B)DNG B)EN9 B)CN8 B)CB8 B)8DH B)8HH B)8HG B)8C9 B)8CN B)8DE J J J

!A B)8G9 B)EHE B)FCH 8)BD 8)HD 8)GH C)HN E)G8 D)DG N)BF B)HD

EYG 9)D EYH 89 !" ='&D> ='AE@ ='?>= ='E=B &'A? &'?E A'&> C'C= >'BC D'&& F F F

8

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8!A B)HGN B)9DC 8)HB C)BN C)9B E)DD H)DH F)8F G)N9 88)C B)DB

8YC 8C)N EYH 89 !" ='>A& ='BAC &'A& &'@E A'?& C'=@ C'EC ?'CC @'D= E'DE F F F8YC 8C)N EYH 89_- B)CCF B)8EN B)8CH B)888 B)888 B)8HH B)8NH B)8GD B)8GB B)8GF J J J

!A B)GHB 8)DG C)CD C)GF E)GC D)D8 G)F9 88)G 8H)H 8F)G B)FN

EYH 89)8 EYH 89 !" ='@A@ &'C@ &'E? A'>@ C'C= >'@@ @'?A &='A &A'? &>'? F F FEYH 89)8 EYH 89_- B)89H B)8HC B)8FG B)CEG B)CGG B)C9C B)CHC B)CD9 B)E8G B)ENC J J J

!A B)B9F B)8NN B)EDE B)DHF B)NHC B)99D 8)ED 8)99 C)NE E)C8 B)DB

8YH F)H EYH 89 !" ='=BC ='&?C ='C=? ='>@A ='D>A ='BD& &'&@ &'@A A'CD A'@B F F F8YH F)H EYH 89_- B)DNG B)EFC B)8GG B)8DF B)8HG B)8HH B)8HG B)8EG B)8E9 B)8FH J J J

!A B)CDF B)HHD B)NEH 8)B9 8)HD 8)GH C)HN E)G8 D)DG N)BF B)HD

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!A B)FH8 8)BE 8)DD C)CB C)9B E)DD H)FE N)8E 9)GF 8C)8 B)HD

8YC 8C)N EYH 89 !" ='??? ='BE& &'C> &'E= A'?& C'=@ >'=& D'&@ B'?C &='? F F F

C

8YC 8C)N EYH 89_- B)CFD B)89D B)8FC B)8HE B)8HF B)8FG B)8N9 B)8FD B)8FD B)8FH J J J

C!A 8)BF 8)NB C)CD C)GF E)GC D)D8 G)F9 8E)8 8N)H C8)C B)DD

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!A C)BH C)9E E)D9 H)EC D)9G G)N8 8E)B 89)9 CF)N E8)G B)DD

8 CD)H EYH 89 !" &'@D A'?C C'&& C'@> ?'&@ @'?C &&'A &@'A AC'& A@'? F F F8 CD)H EYH 89_- B)8N8 B)8NF B)CHC B)EHC B)EHE B)E8E B)CNH B)CCN B)CCD B)CDD J J J

!A 8)NC C)E8 E)E8 H)N8 F)NG 8B)D 8N)F CF)B ED)C HH)9 B)D9

8J8YH E8)G EYH 89 !" &'>E A'== A'BD >'=@ ?'BD E'=B &?'A AA'? C='> CB'B F F F8 8YH E8)G EYH 89_- B)E8C B)E88 B)E88 B)E88 B)E8B B)E8B B)E8C B)E88 B)E88 B)E8B J J J

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EYG 9)D EYH 89 !" ='&C> ='AA? ='C?A ='?&D ='@>A &'=? &'>C &'EA A'D= C'>E F F F

8

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8!A B)CNE B)HEF B)FE8 B)988 8)EB 8)GH C)DN E)FD D)BG F)D8 B)GH

8YC 8C)N EYH 89 !" ='ACD ='C@@ ='?>D ='@BB &'&A &'?E A'AA C'&D >'CE ?'DC F F F8YC 8C)N EYH 89_- B)FNE B)FHH B)FH8 B)D9B B)D9C B)DGN B)DGF B)DDN B)DCH B)DH9 J J J

!A B)HGE B)NND 8)CD 8)9N C)G9 H)8E D)GN G)8F 8B)9 8C)E B)9C

EYH 89)8 EYH 89 !" ='>&B ='D@= &'=B &'@= A'?= C'?@ ?'=B @'=D E'>C &='D F F FEYH 89)8 EYH 89_- B)DN8 B)D99 B)DCN B)HNE B)H9C B)D89 B)DEN B)DBD B)HGF B)FCG J J J

!A B)BNB B)88D B)8FH B)CCH B)E8D B)HDB B)FH8 B)9C8 8)CG 8)FF B)GN

8YH F)H EYH 89 !" ='=D& ='&== ='&>A ='&E> ='A@C ='CBE ='??? ='@E@ &'&& &'>> F F F8YH F)H EYH 89_- B)NGE B)NGE B)NHH B)F9D B)FCD B)F8H B)FB9 B)F88 B)F8B B)F88 J J J

!A B)8DD B)CFB B)HBN B)D9F B)GDG 8)C8 8)FD C)CC E)BB H)BE B)GH

EYG 9)D EYH 89 !" ='&C> ='AA? ='C?A ='?&D ='@>A &'=? &'>C &'EA A'D= C'>E F F FEYG 9)D EYH 89_- B)FCD B)DED B)DEH B)DE9 B)DED B)DED B)DEG B)DEH B)DEN B)DEF J J J

!A B)EHG B)DBD B)NB9 B)9G9 8)EG 8)9C C)F9 E)GC D)CD F)GC B)G8

8YC 8C)N EYH 89 !" ='C=& ='>C@ ='D&C ='B?D &'&E &'DD A'CC C'C= >'?> ?'E= F F F

C

8YC 8C)N EYH 89_- B)F8E B)FCN B)DGD B)DGN B)DFD B)DDE B)DED B)DB9 B)H9B B)DB8 J J J

C!A B)F8E B)9DC 8)HH C)BF C)9C H)8E D)GN G)8F 88)8 8H)8 B)G8

EYH 89)8 EYH 89 !" ='?C= ='BA> &'A? &'@B A'?C C'?@ ?'=B @'=D E'D= &A'A F F FEYH 89)8 EYH 89_- B)DGC B)F8F B)DG8 B)DGF B)DG8 B)DNE B)DH9 B)DH8 B)DC9 B)DCG J J J

!A 8)CB 8)FG C)HH E)DE D)BD N)CG 8B)D 8H)B 8G)H CE)N B)G8

8 CD)H EYH 89 !" &'=> &'>? A'&& C'=? >'C@ D'C= E'=B &A'& &?'E A='? F F F8 CD)H EYH 89_- B)D8F B)DF9 B)DDF B)DHC B)DHH B)DHB B)DBN B)DBG B)DBN B)DBG J J J

!A 8)EC 8)NF C)DB E)FF D)HC G)CD 8C)N CB)F C9)B EH)D B)GN

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8 1$' C

8 2/@%& 82/@%&

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8 1$' C

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8 2/@%&

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Page 71: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

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5= C9)H G)NN 8N)8 CF)C EF)8 HD)H DE)H D9)E FE)F FN)E NB)N B)NF

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C 5= 8N)E D)98 8B)8 8D)8 C8)N C9)H EN)E HE)N HG)D DC)H DD)C B)FBC

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CJNYG NE)B 8J8YC EG <1 AD'? A='E >='B D@'C EC'> &&? &AB &CB &>B &?@ &?B F F F

E

C NYG NE)B 8 8YC EGZA B)DHB B)D8N B)DEH B)DBH B)DHD B)DGC B)FEF B)FD8 B)F8F B)DND B)DF9 F F F

E 5= C9)G N)9F 8D)D CD)N EN)H H9)B F8)C NC)D GE)8 9C)G 8BC B)FB

8JNYG HN)F EYH 89 ^= A?'B D'BE &C'> AA'A CA'> >A'> ?A'E DA'@ @&'E B='C BB'A F F F

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5= EN)8 CC)E HF)E NN)8 88N 8DD 8GB 89N C8C CEB CED B)NC

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H

E NY8F GN)E 8 8YC EGZA B)DGB B)F8F B)DHN B)DEN B)DE8 B)DC9 B)DND B)FC9 B)FED B)FB9 B)FCB F F F

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5= DB)B E9)G GH)B 8DB C89 CN9 EEC EN9 HCB HED HED B)N8

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F

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W: MMX-F"AB$W(X '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+WIX

5= 8H)G D)BN 9)EF 8E)F 8F)G 89)C CB)9 CC)C CE)8 CE)F CE)N B)GN

8 DY8F EE)E EYH 89 <1 &A'B >'CE B'&= &&'B &>'? &D'D &B'& &E'A A='= A='> A='? F F F8 DY8F EE)E EYH 89ZA B)NDN B)FEG B)NDE B)NDE B)NFF B)NEF B)NBE B)FNB B)FDB B)FHB B)FEF F F F

5= CG)B G)BF 8D)N CH)9 EH)E HE)8 D8)B DN)8 F8)H FH)F FN)C B)GN

8JNYG HN)F EYH 89 <1 A>'A D'E@ &C'D A&'? AE'@ C@'C >>'& >E'> ?C'& ??'E ?B'& F F F

C

8 NYG HN)F EYH 89ZA B)FC9 B)DE8 B)FC8 B)FCE B)FE8 B)FH8 B)FEG B)FDF B)FNF B)FGF B)FGC F F F

C5= 8N)C F)BC 8B)H 8D)H CB)9 CN)8 EE)N EG)D H8)N HH)C HD)F B)N8

8JDY8F EE)E EYH 89 ^= 8H)9 ?'A& E'== &C'C &B'& AC'> AE'A CC'C CD'& CB'A CE'> J J J8 DY8F EE)E EYH 89ZA B)DNE B)HNB B)DH8 B)DNB B)DND B)DFE B)DCF B)D8B B)H9C B)HNF B)HNB F F F

5= E9)C CE)H HN)9 NG)N 8BG 8CG 8HC 8DE 8FE 8N8 8N8 B)G8

CJNYG NE)B 8J8YC EG <1 CC'E A='A >&'> DB'& EC'> &&& &AC &CA &>& &>B &>B F F F

E

C NYG NE)B 8 8YC EGZA B)DNF B)DGG B)DNE B)DEH B)DNE B)FED B)FFC B)FDH B)FCF B)FBB B)FBD F F F

E5= C9)8 G)CN 8D)9 CD)F EF)B HF)G DF)H FH)F NC)8 N9)E GF)8 B)NC

8JNYG HN)F EYH 89 <1 A?'A @'&? &C'B AA'& C&'& >='? >B'B ??'E DA'> DB'D @>'? F F F8 NYG HN)F EYH 89ZA B)FB9 B)HGG B)FBE B)F8B B)D9H B)DND B)DNH B)DF9 B)DF8 B)DEB B)H9B J J J

5= E9)B CE)9 HG)C GB)E 88G 8D8 8NG 89D CB9 CCE CCE B)NF

EJNY8F GN)E 8J8YC EG <1 CC'@ A='@ >&'@ DE'? &=A &C& &?> &DE &B& &EC &EC F F F

H

E NY8F GN)E 8 8YC EGZA B)DFC B)DGG B)DFF B)DDH B)DDF B)DGB B)F8B B)FD9 B)FF9 B)FHH B)FDB F F F

H5= EB)9 8E)F CN)B HE)9 FC)D GB)F 9F)B 8B9 8CB 8CN 8EE B)NE

CJDY8F DG)N 8J8YG C9 <1 AD'@ &&'B AC'> CB'= ?>'& DE'@ BC'= E>'C &=> &&= &&? F F FC DY8F DG)N 8 8YG C9ZA B)FBG B)D9E B)F8H B)DGC B)DNG B)DGN B)D9B B)DNF B)DHN B)DEE B)D8E J J J

5= HD)G EN)F N9)F 8HC CBN CFD E88 ED8 EGE E9G E9G B)NF

HJEYG 888)8 C D8 <1 CE'D CA'? DB'E &AC &@E AAE ADE C=> CC& C>> C>> F F F

F

H EYG 888)8 C D8ZA B)FDC B)FGB B)FDC B)FE9 B)FE9 B)FDD B)FGF B)FGE B)FFF B)FDN B)FFN F F F

F5= ED)H C8)G HE)8 N8)D 8BE 8EB 8DH 8NE 8GG 89G CBF B)NH

CJNYG NE)B 8J8YC EG <1 C='D &B'E C@'C D&'B BE'& &&A &CC &?= &DC &@& &@B F F FC NYG NE)B 8 8YC EGZA B)FN8 B)FCH B)FDB B)FDC B)F8G B)FD9 B)FD9 B)FHF B)FCB B)D9D B)DFG J J J

8) `4&$ @3#$< A.0& FDDJK+\ 13 1 -,$%",/ =1/=& R," ,$J,RR 3&"=#-&7 %4& P1]#P@P %"1=&/ R," 3#_#$< 0@"0,3&3 #3 EYH #$-4 L89 PPM)C) `4&$ 3#_#$< 3&/RJ,0&"1%&' "&<@/1%,"37 @3& -,&RR#-#&$%3 /#3%&' R," 8YH #$-4 LF PPM %"1=&/)E) +% 8BB[ %"1=&/)

;&3%"#-%&' %"#P)

6%#Ba -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&RH ,*C "R@ ,*-8

3BH>&R ,*3

`#%4,@% W#$&"`G>?^ 1=BR>R& !"&B

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!>,.

!"#"$%& '(

Page 73: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2>#S +>RBF L 0$%O 3%OR +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= C)N8 D)8N G)8H 8B)N 8E)B 8D)C 8N)C 89)8 CB)N CC)B B)9B

8 8JDY8F EE)E EYH 89 <1 A'C> >'>@ @'=> E'AD &&'A &C'& &>'E &D'? &@'E &E'= F F F8 8 DY8F EE)E EYH 89ZA B)FEC B)F9C B)N89 B)NNC B)NGF B)NNN B)NDD B)NCC B)FGC B)FEH F F F

5= E)NN F)9H 88)E 8F)8 C8)B CF)N EE)8 HB)8 HF)G DE)G B)GC

8JNYG HN)F EYH 89 <1 C'AD D'== E'@@ &C'E &B'A AC'& AB'D C>'@ >='? >D'? F F F

C

8 NYG HN)F EYH 89ZA B)FFD B)FND B)FFE B)FHC B)FCN B)F8F B)F8N B)FBN B)FEE B)FF8 F F F

C5= C)9D D)H9 G)FD 8C)8 8D)N 89)E CE)H C9)N ED)N H8)B B)FF

8JDY8F EE)E EYH 89 <1 A'?? >'@? @'>B &='? &C'D &D'@ A='A A?'@ C='E C?'? F F F8 DY8F EE)E EYH 89ZA B)HNH B)D9C B)DGN B)DG8 B)DN9 B)DGH B)DFH B)HGN B)HD8 B)HCF J J J

5= 8B)E CH)B EG)G DH)E F9)G GF)D 8BC 8CH 8H8 8DD B)GB

CJNYG NE)B 8J8YC EG <1 B'E& A='B CC'D >@'= D='> @>'B BB'A &=@ &AA &C> F F F

E

C NYG NE)B 8 8YC EGZA B)FEB B)FCE B)F8G B)D9G B)D99 B)D98 B)F89 B)FBE B)F8H B)F8H F F F

E5= E)EN F)HD 8B)F 8D)E 89)G CD)E EC)C HB)8 HG)H DG)8 B)NH

8JNYG HN)F EYH 89 <1 A'EA ?'?B E'&@ &C'A &@'& A&'E A@'E C>'@ >&'E ?='C F F F8 NYG HN)F EYH 89ZA B)FEB B)FGC B)F9E B)FFD B)FFE B)FEN B)FBB B)DGG B)DF9 B)DHG J J J

5= 8C)N E8)F DH)8 NN)G 8BE 8CG 8H9 8N8 898 CBG B)NG

EJNY8F GN)E 8J8YC EG <1 &&'= A@'C >D'B D@'C BE'& &&& &AE &>B &D? &B= F F F

H

E NY8F GN)E 8 8YC EGZA B)FNN B)FEG B)D9F B)D9B B)DDC B)DHG B)DNE B)D9H B)F8E B)FCN F F F

H5= F)NB 8D)E CD)C EN)B DB)C FH)D N9)H 9H)F 88B 8CH B)FF

CJDY8F DG)N 8J8YG C9 <1 ?'B= &C'A A&'B CA'= >C'> ??'B DB'@ B&'B E?'A &=@ F F FC DY8F DG)N 8 8YG C9ZA B)NBD B)D9B B)D9F B)DNE B)DEF B)DB9 B)H9E B)H9B B)HN8 B)HHD J J J

5= CD)H DE)F GE)B 88E 8HF 8N9 C8G CFE EB9 EDB B)NG

HJEYG 888)8 C D8 <1 AA'= >D'> @&'B E@'@ &AD &?? &BE AA@ AD@ C=C F F F

F

H EYG 888)8 C D8ZA B)FNB B)FFF B)FFF B)FD9 B)FE8 B)FCN B)FCE B)FCH B)FEB B)F8N F F F

F5= 8B)F CD)C H8)8 DN)N NF)8 9H)G 88F 8E9 8FG 89D B)FN

CJNYG NE)B 8J8YC EG <1 E'&@ A&'B C?'D >E'E D?'B BA'= &== &A= &>? &DE F F FC NYG NE)B 8 8YC EGZA B)HHD B)HHE B)HHG B)HHD B)HHD B)HHD B)HHE B)HHG B)HHC B)HHH J J J

8) +% 8BB[ %"1=&/);&3%"#-%&' %"#P)

6%#Ba -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&RH ,*C "R@ ,*-8

`#%4 W#$&"

3BH>&R ,*3+>RB"F !"&B

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!>,1

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$%7 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/36$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"&%4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 74: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2>#S%G# +>RBF L 0$%O 3%OR +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= C)9B D)NG G)GD 88)F 8E)9 8F)B 8G)B 89)N C8)C CC)E B)G9

8 8JDY8F EE)E EYH 89 <1 A'?& ?'== @'DD &='= &A'= &C'B &?'D &@'= &B'C &E'C F F F8 8 DY8F EE)E EYH 89ZA B)NNG B)NBH B)F99 B)NEF B)NHD B)NHN B)NEB B)F99 B)FFH B)FCH F F F

5= E)FG F)9G 88)E 8D)9 CB)G CF)H EC)N E9)C HD)N DC)D B)GH

8JNYG HN)F EYH 89 <1 C'&B D'=> E'@@ &C'B &B'= AA'B AB'C CC'E CE'? >?'> F F F

C

8 NYG HN)F EYH 89ZA B)FNF B)FFN B)FGH B)FFF B)FCH B)FCN B)FEC B)FCD B)FDD B)FN9 F F F

C5= E)B8 D)HD G)9D 8C)D 8D)9 89)8 CE)E CG)H EE)C EN)F B)NE

8JDY8F EE)E EYH 89 <1 A'D= >'@& @'@> &='B &C'B &D'? A='A A>'D AB'@ CA'? F F F8 DY8F EE)E EYH 89ZA B)N9B B)NFG B)FF8 B)F8G B)FBG B)F88 B)DGC B)DHD B)DED B)D8F J J J

5= 8B)9 CD)8 H8)E DG)H ND)N 9E)9 88C 8CG 8HE 8DE B)GE

CJNYG NE)B 8J8YC EG <1 E'>C A&'@ C?'@ ?='? D?'? B&'A ED'E &&& &A> &CA F F F

E

C NYG NE)B 8 8YC EGZA B)NEF B)FEG B)D98 B)DHG B)DEG B)DEC B)DHE B)DGE B)F89 B)FE8 F F F

E5= E)F8 F)9C 88)8 8D)D CB)F CF)H EE)C H8)H DB)8 FB)C B)NG

8JNYG HN)F EYH 89 <1 C'&A ?'EE E'D= &C'> &@'B AA'B AB'@ C?'B >C'C ?A'& F F F8 NYG HN)F EYH 89ZA B)FCE B)NC8 B)F9H B)FGH B)FFE B)FEB B)FBC B)DNB B)DFG B)DHF J J J

5= 8H)B EE)G DF)E GB)C 8BH 8CN 8HG 8F9 8GD CB8 B)G8

EJNY8F GN)E 8J8YC EG <1 &A'& AE'A >B'@ DE'> E='= &&= &AB &>D &D= &@> F F F

H

E NY8F GN)E 8 8YC EGZA B)FHB B)FEG B)F88 B)DGG B)DNB B)DFG B)D9E B)FCC B)FFB B)FFH F F F

H5= N)BC 8D)N CD)N EF)9 HG)F FB)9 NC)9 GH)F 9N)C 8BG B)NF

CJDY8F DG)N 8J8YG C9 <1 D'=@ &C'D AA'A C&'E >A'= ?A'@ DC'& @C'A B>'& EC'> F F FC DY8F DG)N 8 8YG C9ZA B)N8C B)FCF B)FCD B)D9N B)DGN B)DNN B)D9B B)FBH B)DGB B)DFF J J J

5= CH)C D8)C G8)G 8B9 8HB 8N8 CBG CDF EBB EH8 B)NG

HJEYG 888)8 C D8 <1 A='E >>'C @='B E>'C &A& &>B &B= AA& AD= AE? F F F

F

H EYG 888)8 C D8ZA B)FHE B)F9N B)FFF B)F9E B)FNC B)FFG B)FGH B)FFE B)FFG B)FFC F F F

F5= 8B)C CC)G EF)F DC)8 FG)B GH)D 8BC 8CH 8HN 8FG B)NH

CJNYG NE)B 8J8YC EG <1 B'BA &E'@ C&'@ >?'& ?B'B @C'& BB'A &=@ &A@ &>? F F FC NYG NE)B 8 8YC EGZA B)D9C B)FD8 B)FF8 B)FED B)F89 B)F89 B)F8D B)DGH B)DFG B)DDF J J J

8) +% 8BB[ %"1=&/);&3%"#-%&' %"#P)

6%#Ba -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&RH ,*C "R@ ,*-8

3BH>&R ,*3

`#%4,@% W#$&"+>RB"F !"&B

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!>,:

!"#"$%& '(

Page 75: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2>#S +>RBF L 0$%O 3%OR ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= 8)BC 8)H9 C)BN C)NB E)9C D)FG G)8G 88)N 8D)D 8G)D B)9E

8 8JDY8F EE)E EYH 89 <1 ='BBA &'AE &'@E A'C> C'CE >'E& @'=B &='& &C'> &D'= F F F8 8 DY8F EE)E EYH 89ZA B)9BC B)9BC B)GCB B)NHB B)NH8 B)NEN B)NEG B)NEH B)NHC B)NE9 F F F

5= 8)HH C)EG E)DH D)8B N)FB 88)F 8G)8 CF)9 EN)G HG)8 B)GE

8JNYG HN)F EYH 89 <1 &'A? A'=D C'=D >'>& D'?@ &='= &?'@ AC'C CA'@ >&'D F F F

C

8 NYG HN)F EYH 89ZA B)F89 B)FH9 B)FN8 B)FNG B)FFF B)FE9 B)DNH B)DNG B)DNG B)DNF F F F

C5= B)N9C 8)CG 8)GH C)DF E)NG D)FF G)FH 8E)E 89)9 CN)F B)ND

8JDY8F EE)E EYH 89 <1 ='DB? &'&& &'?E A'A& C'A@ >'E= @'>@ &&'? &@'A AC'E F F F8 DY8F EE)E EYH 89ZA B)FHG B)FDH B)FGC B)FD9 B)FGE B)FF8 B)D9C B)DEH B)HN9 B)HFG J J J

5= H)EG N)99 8C)8 8F)D CH)C EF)D DF)F GD)9 88F 8D8 B)NG

CJNYG NE)B 8J8YC EG <1 C'@E D'E& &='? &>'C A='E C&'D >E'= @>'C &== &C& F F F

E

C NYG NE)B 8 8YC EGZA B)NGE B)NHF B)FGB B)FDC B)FCB B)DGG B)DD8 B)DCD B)DDE B)DDB F F F

E5= 8)E8 C)CG E)HG D)BD N)DG 88)9 8G)C CF)N EG)H DB)D B)NG

8JNYG HN)F EYH 89 <1 &'&C &'E@ C'=& >'C@ D'?D &='C &?'@ AC'& CC'A >C'@ F F F8 NYG HN)F EYH 89ZA B)GBH B)NDG B)N89 B)NCD B)F9F B)FEH B)FEN B)F88 B)DF8 B)DEB J J J

5= C)E8 B)HNB N)HD 88)E 8N)G CG)N HN)9 NN)D 88C 8DC B)G8

EJNY8F GN)E 8J8YC EG <1 A'== ='>& D'>> E'@@ &?'> A>'B >&'> D@'= ED'E &C& F F F

H

E NY8F GN)E 8 8YC EGZA B)NGB B)NGB B)N98 B)NCF B)FDC B)FEB B)DFD B)DHF B)DH9 B)DHD F F F

H5= C)CH E)FN D)HH N)G8 88)N 8N)9 CN)F H8)9 FC)F GF)E B)NE

CJDY8F DG)N 8J8YG C9 <1 &'E> C'&@ >'@& D'@D &='& &?'? AC'E CD'A ?>'& @>'D F F FC DY8F DG)N 8 8YG C9ZA B)FEB B)FFG B)FFC B)FNC B)FD9 B)F8B B)D9E B)DNH B)DBB B)HDF J J J

5= D)DH 88)B 8G)8 EB)9 D8)N GH)E 8EF CBD CNF EEF B)NH

HJEYG 888)8 C D8 <1 >'@E E'?A &?'@ AD'@ >>'@ @A'E &&B &@@ ACE AE& F F F

F

H EYG 888)8 C D8ZA B)NCN B)FGH B)FDN B)FCH B)D99 B)DGD B)D9B B)DGN B)DNE B)DNF F F F

F5= 8)EC E)NE N)CB 88)8 8N)D CN)F HE)H FN)G 8BC 8HN B)NH

CJNYG NE)B 8J8YC EG <1 &'&> C'AC D'AC E'D= &?'& AC'E C@'? ?B'D BB'A &A@ F F FC NYG NE)B 8 8YC EGZA B)HDD B)HDG B)HDH B)HDN B)HDE B)HDH B)HDH B)HDD B)HDH B)HDH J J J

8) +% 8BB[ %"1=&/);&3%"#-%&' %"#P)

`#%4 W#$&"

3BH>&R ,*3,QG"$ /BF?BR#"&B !"&B

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!>,2

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$%7 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/36$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"&%4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 76: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2>#S%G# +>RBF L 0$%O 3%OR ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= 8)BG 8)FC C)CB C)9F H)8G F)BH G)NH 8C)D 8F)D 89)B B)98

8 8JDY8F EE)E EYH 89 <1 ='EC> &'>= &'E= A'?D C'DA ?'AA @'?D &='B &>'C &D'> F F F8 8 DY8F EE)E EYH 89ZA B)98C B)GFB B)GBG B)NN8 B)NHC B)NBF B)F9E B)F99 B)F9N B)F9H F F F

5= 8)FN C)FB E)GC D)HE N)N9 8C)C 8G)9 CN)H EN)G HN)C B)GD

8JNYG HN)F EYH 89 <1 &'>> A'A? C'C= >'@= D'@> &='D &D'C AC'@ CA'@ >='B F F F

C

8 NYG HN)F EYH 89ZA B)FGB B)F9B B)NBC B)NCD B)NBN B)F89 B)FCC B)FC8 B)F89 B)FCE F F F

C5= 8)88 8)DD C)BD C)GN H)BN D)9D G)GH 8E)H 89)F CF)G B)N9

8JDY8F EE)E EYH 89 <1 ='ED= &'C> &'@@ A'>B C'?A ?'&? @'D? &&'D &@'= AC'A F F F8 DY8F EE)E EYH 89ZA B)9EG B)G99 B)GHG B)NG9 B)NF8 B)F9C B)FEF B)DFG B)D89 B)DBN J J J

5= H)D9 G)C9 8C)B 8F)9 CD)B EN)N DN)E GD)8 8C8 8HG B)GB

CJNYG NE)B 8J8YC EG <1 C'E@ @'&@ &='> &>'D A&'D CA'D >E'D @C'D &=? &AB F F F

E

C NYG NE)B 8 8YC EGZA B)NN9 B)NHH B)N8D B)FGH B)FEB B)DGC B)DGE B)DN9 B)DNG B)DGB F F F

E5= 8)DF C)D8 E)FG D)HB N)FD 88)N 8G)C CN)B EN)E HN)G B)GH

8JNYG HN)F EYH 89 <1 &'C? A'&@ C'&B >'D@ D'DA &='& &?'@ AC'> CA'C >&'C F F F8 NYG HN)F EYH 89ZA B)GEH B)GBN B)NFG B)N8G B)NDF B)NCE B)FN9 B)FCN B)F8D B)F8D J J J

5= C)D8 D)8B G)BE 8C)B 8G)N EB)N HN)H GB)E 88F 8DF B)G8

EJNY8F GN)E 8J8YC EG <1 A'&@ >'>& D'E? &='> &D'A AD'D >&'= DE'? &== &C? F F F

H

E NY8F GN)E 8 8YC EGZA B)G9B B)NNB B)NHH B)NB8 B))F9F B)FEN B)FFG B)DNC B)DFF B)DFD F F F

H5= C)EE E)DF D)FH G)8G 88)9 8G)B CG)C HC)F FC)C G8)G B)N9

CJDY8F DG)N 8J8YG C9 <1 A'=A C'=B >'BB @'=B &='C &?'D A>'> CD'B ?C'B @='B F F FC DY8F DG)N 8 8YG C9ZA B)NDE B)GHF B)NBC B)FFF B)FGC B)FDF B)F89 B)FB9 B)DD9 B)DEB J J J

5= D)D8 8B)9 8N)9 EB)C DB)D GC)B 8EE CBB CF9 ECG B)NG

HJEYG 888)8 C D8 <1 >'@@ E'>C &?'? AD'& >C'@ @='E &&? &@C ACC AB> F F F

F

H EYG 888)8 C D8ZA B)NBD B)NB8 B)FFE B)FHF B)F8C B)FBH B)FBF B)FBD B)D9F B)FBH F F F

F5= H)BB N)FE 88)8 8D)B CE)E ED)B DE)E N9)F 88C 8HH B)NG

CJNYG NE)B 8J8YC EG <1 C'>D D'D= E'D= &C'= A='A C='C >D'& DB'E ED'E &A? F F FC NYG NE)B 8 8YC EGZA B)FNB B)F9G B)NCD B)NE8 B)FEN B)FC9 B)D99 B)D9N B)DNE B)DN8 J J J

8) +% 8BB[ %"1=&/);&3%"#-%&' %"#P)

6%#Ba -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&RH ,*C "R@ ,*-8

3BH>&R ,*3

`#%4,@% W#$&",QG"$ /BF?BR#"&B !"&B

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!>,;

!"#"$%& '(

Page 77: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2S>H=BF -F>M 4 L 0$%O P= +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$C>TBU4R?SBH 4R?SBH MM 4R?SBH MM

!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

5= C)8N D)EB G)HH 88)G 8H)N 8F)F 89)D C8)D CE)8 CH)8

8 8JDY8F EE)E EYH 89 <1 &'BB >'?B @'C= &='A &A'@ &>'> &D'E &B'D A='= A='B8 8 DY8F EE)E EYH 89ZA B)E9B B)HBF B)HCH B)HDH B)HDF B)H9B B)H9B B)DBF B)DCF B)DEF

5= H)9G 88)B 89)N CN)9 EH)D HB)F HD)N DB)8 DE)N DD)9

C 8JNYG HN)F EYH 89 <1 >'C& E'?A &@'= A>'& AE'B C?'& CE'? >C'C >D'? >B'>C 8 NYG HN)F EYH 89ZA B)FNB B)FEE B)HBE B)EEB B)ECC B)ECN B)EHE B)ED9 B)ENC B)EGF

5= 8C)H EB)H HG)E FN)F GH)C 9D)C 88C 8CE 8EC 8EG

E CJNYG NE)B 8J8YC EG <1 &='@ AD'C >&'B ?B'? @A'B BA'C ED'E &=D &&> &&EE C NYG NE)B 8 8YC EGZA B)EBN B)EBE B)EEB B)EC9 B)EEC B)EE8 B)EF8 B)EFB B)EFB B)END

5= 8F)N HC)9 FN)D 98)C 88E 8EE 8DC 8FG 8GC 89H

H EJNY8F GN)E 8J8YC EG <1 &>'> C@'& ?B'> @B'E E@'@ &&? &C& &>? &?@ &DBH E NY8F GN)E 8 8YC EGZA B)NEG B)H88 B)ENG B)EE8 B)ECE B)EHC B)EDH B)ENB B)E98 B)HBB

5= CG)G NB)H 88C 8DN 89D CCB CFB CGD E8B ECB

F HJEYG 888)8 C D8 <1 A>'E D='E ED'E &CD &DE &E= AA? A>@ ADB A@@F H EYG 888)8 C D8ZA B)EBE B)EE8 B)EF8 B)EEB B)EEB B)EFB B)EFB B)E9B B)E98 B)HBE

6%#Ba -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&R ,*-8

3BH>&R ,*32S>H=BF -F>MRRRR 4 !"&B

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!>,3-G!>,9

!"#"$%& '(2#34&"7 2#34&"J;,3&P,@$%7 1$' `4#30&" A"#P 1"& P1"T3 ,S$&' ?. 2#34&"5,$%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&"P1"T3 1"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 78: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 79: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!=,&

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

`G>?^ 1=BR>R& `G>?^ 1=BR>R&!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O!%BEEH8

)"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$W'X

0$%O!%BEE>L

!%BEEH8E%F ']9 >R8W: X

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+WIXC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR#

W: MMX-F"AB$W(X '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+WIX

5= 8D)F H)9B 9)9H 8H)E 8N)9 CB)D CC)E CE)E CE)F CE)G CE)9 B)9B

8 8JDY8F EE)E EYH 89 <1 &C'? >'A> B'D= &A'> &?'? &@'@ &E'C A='A A='> A='D A='@ F F F8 8 DY8F EE)E EYH 89ZA B)N89 B)NCF B)NEF B)NCC B)NB9 B)FNB B)FHF B)FCD B)F8H B)FBN B)FBH F F F

5= C9)C N)9B 8F)H CD)G ED)9 HH)G DE)E D9)9 FH)C FN)C F9)9 B)G8

8JNYG HN)F EYH 89 <1 A?'C D'BC &>'A AA'C C&'& CB'B >D'& ?&'B ??'? ?B'& D='? F F F

C

8 NYG HN)F EYH 89ZA B)FHG B)FB8 B)FE8 B)FHD B)FH8 B)FHF B)FCG B)FCC B)FE8 B)FCC B)FBC F F F

C5= 8F)N D)HE 8B)C 8D)8 CB)E CF)8 E8)H ED)C EN)D E9)C HB)D B)GN

8JDY8F EE)E EYH 89 <1 &>'> >'@= B'BA &C'& &@'D AA'D A@'A C='> CA'> CC'E C?'= F F F8 DY8F EE)E EYH 89ZA B)FEC B)D98 B)FE8 B)FEC B)FC8 B)FEG B)FNE B)NE9 B)NGF B)NFE B)NCF F F F

5= EG)G CH)D HN)E N9)8 8BF 8CD 8E9 8DH 8FG 8NN 8GH B)9B

CJNYG NE)B 8J8YC EG <1 CC'D A&'A >='E DB'> E&'@ &=B &A= &CC &>? &?C &?E F F F

E

C NYG NE)B 8 8YC EGZA B)FEG B)FEB B)FEN B)F89 B)F9E B)NC9 B)NBD B)FH8 B)D9F B)DF9 B)DFE F F F

E5= C9)N N)EH 8D)9 CF)G EF)H HD)E DE)N FB)N FF)F N8)G NF)D B)9N

8JNYG HN)F EYH 89 <1 A?'@ D'C? &C'B AC'A C&'? CE'A >D'? ?A'? ?@'D DA'& DD'A F F F8 NYG HN)F EYH 89ZA B)DFG B)D9G B)D9H B)DF8 B)DN8 B)FCE B)FFH B)N8E B)NNG B)GCB B)G89 F F F

5= EN)D CE)G HF)E N9)F 88F 8DB 8NF 89N C8N CEE CHD B)N9

EJNY8F GN)E 8J8YC EG <1 CA'> A='D >='= DB'E &== &C= &?A &@= &BB A=A A&A F F F

H

E NY8F GN)E 8 8YC EGZA B)FBG B)D9H B)FBH B)FC8 B)FHF B)FEC B)F89 B)F8E B)FBD B)D9E B)D9B F F F

H5= E8)D 8H)C CG)H HD)C FE)C GB)F 9F)8 8B9 889 8C9 8ED B)G8

CJDY8F DG)N 8J8YG C9 <1 A@'A &A'C A>'D CE'& ?>'@ DE'@ BC'& E>'C &=C &&A &&@ F F FC DY8F DG)N 8 8YG C9ZA B)FCH B)FCC B)FCE B)F8N B)FCF B)FFD B)NBF B)NHB B)NN8 B)FFF B)FCD F F F

5= D8)8 HB)B GH)E 8EG 89H CHF C9E EHB ENG HBE HB9 B)NG

HJEYG 888)8 C D8 <1 >>'A C>'D @A'E &&E &DB A&C A?C AE> CA@ C>E C?> F F F

F

H EYG 888)8 C D8ZA B)DGC B)DG8 B)DGD B)DGN B)DGH B)DGC B)DGE B)DGD B)DNG B)DGC B)DGH F F F

F5= EF)D C8)E HD)E N8)H 9G)9 8CE 8HC 8D9 8ND 8GF 89C B)G8

CJNYG NE)B 8J8YC EG <1 C&'D &B'> CE'A D&'B B?'? &=D &AC &CB &?& &D& &DD F F FC NYG NE)B 8 8YC EGZA B)NC8 B)NCB B)NCC B)N8G B)N8N B)N8G B)NCE B)N8G B)N8D B)NE8 B)N89 F F F

8) `4&$ @3#$< A.0& FDDJK+* 13 1 -,$%",/ =1/=& R," ,$J,RR 3&"=#-&7 %4& P1]#P@P %"1=&/ R," 3#_#$< 0@"0,3&3 #3 EYH #$) L89 PPM)C) `4&$ 3#_#$< 3&/RJ,0&"1%&' "&<@/1%,"37 @3& -,&RR#-#&$%3 /#3%&' R," 8YH #$) LF PPM %"1=&/)E) +% 8BB[ %"1=&/)

;&3%"#-%&' %"#P)

c@#-T d0&$#$< 51<&

3BH>&R ,*C0$%O P=

Page 80: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

+>RB"F +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= E)9N F)8N G)HB 8B)N 8C)9 8D)E 8N)9 CB)E CC)E CH)C B)9C

8 8JDY8F EE)E EYH 89 <1 C'>C ?'C> @'A@ E'AD &&'A &C'A &?'? &@'D &E'C A='E F F F8 8 DY8F EE)E EYH 89ZA B)N8C B)F9N B)F99 B)NBH B)NEH B)NEB B)F9E B)FHH B)FB9 B)DNN F F F

5= D)CB F)9N 88)B 8D)C 89)F CH)D EB)E EF)N HC)G H9)8 B)GD

8JNYG HN)F EYH 89 <1 >'?= D'=C E'?A &C'& &@'= A&'A AD'A C&'@ C@'= >A'? F F F

C

8 NYG HN)F EYH 89ZA B)DGH B)FBB B)F8G B)FFB B)FDG B)FFH B)FF9 B)FN9 B)F9G B)F9N F F F

C5= C)HD H)ED F)HH G)GB 88)G 8D)H 89)H CE)F CG)8 EC)N B)G9

8JDY8F EE)E EYH 89 <1 A'&& C'@D ?'?@ @'D& &='A &C'C &D'B A='> A>'C AB'C F F F8 DY8F EE)E EYH 89ZA B)NCE B)NCE B)NH9 B)NEF B)F9B B)FD8 B)FHC B)FDD B)FGG B)NCB F F F

5= 8B)D CC)9 ED)D HG)N F8)G NF)E 98)E 8B9 8C9 8H9 B)GD

CJNYG NE)B 8J8YC EG <1 E'=B &E'B C='@ >A'& ?C'? DD'= @E'= E>'C &&A &AE F F F

E

C NYG NE)B 8 8YC EGZA B)FD8 B)FH9 B)F98 B)F9C B)NB8 B)F9G B)NBC B)FGF B)FFF B)FHF F F F

E5= E)FC F)9H 8B)N 8H)9 89)B CE)9 CG)9 EH)9 HC)H D8)B B)9C

8JNYG HN)F EYH 89 <1 C'&C D'== E'AD &A'E &D'> A='@ A?'= C='A CD'@ >>'& F F F8 NYG HN)F EYH 89ZA B)DBF B)FEH B)NCE B)FNE B)NCE B)NBH B)NCC B)NE9 B)NC8 B)NBE F F F

5= 8C)9 CG)F HD)D FN)G GG)H 8BG 8C9 8D8 8NH 89F B)G8

EJNY8F GN)E 8J8YC EG <1 &&'A A>'@ CE'> ?B'D @D'? EC'> &&A &C& &?& &@= F F F

H

E NY8F GN)E 8 8YC EGZA B)F8F B)FHG B)FF8 B)FNF B)FGN B)F9G B)FGG B)FNC B)FF8 B)FDF F F F

H5= F)GH 8E)9 CC)8 E8)C HB)9 D8)E FC)B NE)C GH)G 9D)B B)GN

CJDY8F DG)N 8J8YG C9 <1 ?'EA &A'= &E'& A@'= C?'> >>'> ?C'D DC'C @C'> BA'A F F FC DY8F DG)N 8 8YG C9ZA B)FHN B)FF8 B)FGG B)FDD B)FE8 B)FCE B)FCD B)FHH B)F9F B)NCE F F F

5= CF)8 DC)E NG)E 8BD 8EC 8FH CBB CHN EBE EF8 B)G8

HJEYG 888)8 C D8 <1 AA'D >?'A D@'@ E='B &&> &>A &@C A&> ADA C&A F F F

F

H EYG 888)8 C D8ZA B)FE8 B)FGH B)NCN B)N8G B)NCB B)F9B B)FGE B)FNB B)FHN B)FCE F F F

F5= 8B)D CC)N ED)8 HG)B FB)G NH)N G9)F 8BN 8CG 8DB B)9B

CJNYG NE)B 8J8YC EG <1 E'=B &E'D C='> >&'? ?A'D D>'D @@'? EA'D &&& &C= F F FC NYG NE)B 8 8YC EGZA B)FND B)NBG B)NE8 B)NDN B)NFN B)NF9 B)NNC B)NNC B)NNC B)NN8 F F F

8) +% 8BB[ %"1=&/);&3%"#-%&' %"#P)

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!=,.

!"#"$%& '(

W#$&1" 51<&3

3BH>&R ,*C0$%O P=

Page 81: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

,QG"$ /BF?BR#"&B ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= 8)C9 8)GN C)D9 E)GD D)D9 G)HF 8C)D 8F)9 CB)9 CE)D B)GC

8 8JDY8F EE)E EYH 89 <1 &'&A &'DA A'A> C'CC >'B> @'CA &='B &>'D &B'& A='C F F F8 8 DY8F EE)E EYH 89ZA B)G8C B)NN8 B)FNH B)NBC B)NEB B)N8H B)NCE B)FF9 B)FEE B)DN9 F F F

5= 8)H8 C)H8 E)HE H)GF N)CF 88)E 8N)E CH)D EC)F HB)G B)98

8JNYG HN)F EYH 89 <1 &'AA A'=E A'E@ >'A= D'AB E'@B &?'= A&'A AB'A C?'C F F F

C

8 NYG HN)F EYH 89ZA B)NCH B)NEF B)NCN B)NEG B)NCE B)N8H B)FHF B)FGB B)FNE B)NCD F F F

C5= B)GDB 8)ED 8)GN C)HC E)FH D)DH G)CC 88)9 8F)F C8)G B)9D

8JDY8F EE)E EYH 89 <1 ='@C? &'&@ &'DA A'=E C'&? >'@E @'&& &='C &>'> &B'E F F F8 DY8F EE)E EYH 89ZA B)GDG B)GCN B)GHF B)GBB B)G8B B)FND B)FHH B)F9F B)NCN B)NFB F F F

5= H)8F F)9B 8B)H 8H)N C8)C EC)F H9)E NE)E 8B8 8CG B)GD

CJNYG NE)B 8J8YC EG <1 C'D= ?'E@ E'== &A'@ &B'C AB'A >A'D DC'> B@'> &&& F F F

E

C NYG NE)B 8 8YC EGZA B)N8G B)GFN B)NNB B)NHE B)NFF B)N8C B)FGE B)FGN B)FN8 B)FNB F F F

E5= 8)HG C)HH E)HN H)GN N)E8 8B)9 8F)N CH)D EE)B H8)E B)98

8JNYG HN)F EYH 89 <1 &'AB A'&& C'== >'A& D'CA E'>C &>'> A&'A AB'? C?'@ F F F8 NYG HN)F EYH 89ZA B)N8E B)NEN B)NHN B)NGB B)NH9 B)NHH B)NEE B)NBH B)NCB B)NH9 F F F

5= E)FE F)EE 9)EC 8E)9 C8)B EC)9 DC)D G8)N 88D 8HG B)GH

EJNY8F GN)E 8J8YC EG <1 C'&> ?'>B B'=D &A'= &B'A AB'? >?'> @='@ EE'? &AB F F F

H

E NY8F GN)E 8 8YC EGZA B)GE9 B)NNF B)NGH B)N99 B)N9E B)F99 B)NNF B)NCH B)F9N B)F98 F F F

H5= 8)9H E)EF H)G8 F)NF 8B)N 8F)H CD)B EF)G D8)H FN)F B)98

CJDY8F DG)N 8J8YG C9 <1 &'DB A'E& >'&D ?'B? E'AD &>'A A&'D C&'B >>'? ?B'? F F FC DY8F DG)N 8 8YG C9ZA B)F9E B)F9H B)F9C B)N9H B)N9C B)NCH B)F9H B)FNF B)F9C B)F9C F F F

5= D)C8 8B)E 8F)9 CG)B HD)F NE)D 8C8 8GH CD8 E8B B)GH

HJEYG 888)8 C D8 <1 >'?& B'E& &>'D A>'A CE'> DC'D &=? &?E A&@ ADB F F F

F

H EYG 888)8 C D8ZA B)9FG B)GHF B)GB8 B)N9H B)NF9 B)NNB B)NCG B)N8C B)FGN B)F9B F F F

F5= H)8C N)CN 8B)D 8H)F C8)H EC)8 HN)9 N8)E 9N)B 8CF B)9B

CJNYG NE)B 8J8YC EG <1 C'?D D'AE E'=B &A'D &B'? A@'B >&'> D&'@ BC'E &=E F F FC NYG NE)B 8 8YC EGZA B)NCG B)NFE B)NNC B)N9B B)NNG B)NNH B)NNG B)NDB B)NNN B)NNF F F F

8) +% 8BB[ %"1=&/);&3%"#-%&' %"#P)

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!=,1

!"#"$%& '(2#34&"7 2#34&"J;,3&P,@$%7 1$' `4#30&" A"#P 1"& P1"T3 ,S$&' ?. 2#34&"5,$%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&"P1"T3 1"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

KO@1/ !&"-&$%1<& 51<&3

3BH>&R ,*C0$%O P=

Page 82: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2S>H=BF -F>M 4 +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$C>TBU4R?SBH 4R?SBH MM 4R?SBH MM

!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

5= C)EB D)FC G)9D 8C)D 8D)F 8N)F CB)N CC)G CH)D CD)D

8 8JDY8F EE)E EYH 89 <1 &'EE >'BD @'@> &='B &C'? &?'A &@'E &E'@ A&'A AA'&8 8 DY8F EE)E EYH 89ZA B)ED8 B)ENN B)E9D B)HCE B)H89 B)HHG B)HHG B)HFN B)HGH B)H9G

5= H)NN 8B)F 8G)G CF)9 EE)C E9)C HH)B HG)G DC)9 DF)8

C 8JNYG HN)F EYH 89 <1 >'&C E'&@ &D'C AC'C AB'@ CC'E CB'& >A'A >?'B >B'?C 8 NYG HN)F EYH 89ZA B)N9H B)FED B)HB9 B)EH8 B)EED B)EE9 B)EFE B)ENC B)EGE B)EGH

5= 8C)G EE)9 DF)F NF)H 9F)E 88H 8EB 8HE 8DF 8FH

E CJNYG NE)B 8J8YC EG <1 &&'& AE'C >E'= DD'& BC'C EB'D &&A &A> &C? &>AE C NYG NE)B 8 8YC EGZA B)FEG B)HN8 B)EDB B)EEC B)E8N B)ECF B)EE8 B)EH9 B)EF8 B)ENN

5= 89)C H9)E NN)F 8BD 8EB 8DE 8ND 89E CB9 CCE

H EJNY8F GN)E 8J8YC EG <1 &D'D >A'D D@'& E='B &&A &CA &?& &D@ &B& &ECH E NY8F GN)E 8 8YC EGZA B)HNG B)HBC B)EN8 B)ECH B)E8N B)EEF B)EHG B)EFH B)EGD B)E9H

5= E8)N NN)D 8CE 8NE C8H CHC CGF E8E EH8 EDC

F HJEYG 888)8 C D8 <1 A@'> D@'= &=D &?= &B? A=E A>@ A@& AE? C=>F H EYG 888)8 C D8ZA B)C9C B)E8G B)EDB B)E8G B)ECB B)EHN B)EHN B)ENN B)ENN B)EG9

`4#30&" A"#PR 6 51<&

3BH>&R ,*C0$%O P=

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!=,:

!"#"$%& '(

Page 83: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

A4& \&3#<$ K+* =1/=& Le2/,S \,S$eM 413 R/,S -,&RR#-#&$%3 #'&$%#-1/ %, %4& \&J3#<$ K+\ =1/=&) ;&R&" %, %4& \&3#<$ K+\ -,&RR#-#&$%3) 2," 1''#%#,$1/ \&3#<$K+* =1/=& ?,'. #$R,"P1%#,$7 "&R&" %, Q@//&%#$ D8)8VK*)

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!=,2-G!=,;

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

2/,S \,S$3BH>&R ,*C

Page 84: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
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2/,S \,S$3BH>&R ,*-

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G!?,&-G!?,.

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

A4& \&3#<$ K+A =1/=& Le2/,S \,S$eM 413 R/,S -,&RR#-#&$%3 #'&$%#-1/ %, %4& \&3#<$ K+\=1/=&) ;&R&" %, %4& \&3#<$ K+\ -,&RR#-#&$%3) 2," 1''#%#,$1/ \&3#<$ K+A =1/=& ?,'. #$R,"JP1%#,$7 "&R&" %, Q@//&%#$ D8)8VKA)

Page 86: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 87: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Quick Opening Cage

Design EDClasses 125 - 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1998;All Rights Reserved

October 1998Page ED-1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Quick Opening Quick OpeningCharacteristic

Valve Port Maximum FlowCoeffs

Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel(1)

FlowCoeffi-

Coeffsfor 1/4-In(6 )

Valve Opening—Percent of Total TravelFL(3)Size,

Inches Inches mm Inches mmCoeffi-cient

(6 mm)Travel(2) 10 20 30 40 50 60 70 80 90 100

FL(3)

Cv 14.7 4.86 9.39 13.4 16.9 18.9 20.3 21.1 21.8 21.9 22.1 0.81

1 & 1-1/4 1-5/16 33.3 3/4 19 Kv 12.7 4.20 8.12 11.6 14.6 16.3 17.6 18.3 18.9 18.9 19.1 - - -1 & 1 1/4 1 5/16 33.3 3/4 19XT 0.703 0.556 0.744 0.724 0.666 0.626 0.584 0.566 0.549 0.554 0.556 - - -

Cv 22.6 7.79 14.4 20.5 26.8 32.0 36.6 39.4 41.3 42.7 44.0 0.79

1 7/8 47 6 3/4 19Kv 19.5 6.74 12.5 17.7 23.2 27.7 31.7 34.1 35.7 36.9 38.1 - - -

1-7/8 47.6 3/4 19XT 0.679 0.494 0.641 0.682 0.680 0.686 0.661 0.649 0.638 0.616 0.597 - - -

1-1/2 Fd - - - 0.22 0.28 0.32 0.34 0.35 0.36 0.36 0.36 0.36 0.36 - - -1 1/2Cv 16.2 5.05 9.99 14.7 20.0 24.0 25.7 26.2 27.4 28.6 29.9 0.88

1-5/16 33.3 3/4 19 Kv 14.0 4.37 8.64 12.7 17.3 20.8 22.2 22.7 23.7 24.7 25.9 - - -1 5/16 33.3 3/4 19XT 0.942 0.803 0.904 0.946 0.872 0.838 0.849 0.874 0.832 0.795 0.756 - - -

Cv 29.7 13.4 26.8 39.9 51.3 62.9 70.6 73.7 75.6 76.8 77.6 0.77

2 5/16 58 7 1 1/8 29Kv 25.7 11.6 23.2 34.5 44.4 54.4 61.1 63.8 65.4 66.4 67.1 - - -

2-5/16 58.7 1-1/8 29XT 0.773 0.605 0.695 0.737 0.761 0.703 0.658 0.641 0.635 0.626 0.623 - - -

2 Fd - - - 0.24 0.30 0.33 0.35 0.36 0.36 0.36 0.36 0.36 0.36 - - -2Cv 16.7 4.80 9.58 14.9 20.2 25.7 29.3 31.2 31.2 31.2 31.2 0.87

1-5/16 33.3 3/4 19 Kv 14.4 4.15 8.29 12.9 17.5 22.2 25.3 27.0 27.0 27.0 27.0 - - -1 5/16 33.3 3/4 19XT 0.705 0.578 0.733 0.695 0.698 0.666 0.689 0.735 0.791 0.805 0.805 - - -

Cv 33.4 20.9 39.6 58.8 74.2 84.9 97.0 103 106 108 109 0.81

2 7/8 73 0 1 1/2 38Kv 28.9 18.1 34.3 50.9 64.2 73.4 83.9 89.1 91.7 93.4 94.3 - - -

2-7/8 73.0 1-1/2 38XT 0.635 0.601 0.684 0.738 0.767 0.744 0.689 0.669 0.658 0.660 0.652 - - -

2-1/2 Fd - - - 0.25 0.31 0.34 0.35 0.36 0.36 0.36 0.36 0.36 0.35 - - -2 1/2Cv 25.3 7.83 15.2 22.8 31.0 40.0 48.3 54.9 60.3 66.4 71.2 0.86

1-7/8 47.6 3/4 19 Kv 21.9 6.77 13.1 19.7 26.8 34.6 41.8 47.5 52.2 57.4 61.6 - - -1 7/8 47.6 3/4 19XT 0.642 0.498 0.618 0.627 0.636 0.640 0.669 0.725 0.758 0.737 0.710 - - -

Cv 43.6 27.2 52.2 77.9 99.5 124 140 149 154 158 161 0.77

3 7/16 87 3 1 1/2 38Kv 37.7 23.5 45.2 67.4 86.1 107 121 129 133 137 139 - - -

3-7/16 87.3 1-1/2 38XT 0.635 0.626 0.671 0.745 0.796 0.703 0.657 0.619 0.602 0.591 0.577 - - -

3 Fd - - - 0.22 0.29 0.32 0.34 0.35 0.36 0.36 0.36 0.36 0.36 - - -3Cv 35.2 15.9 31.7 47.2 60.7 74.4 83.6 87.3 89.5 91.0 91.9 0.86

2-5/16 58.7 1-1/8 29 Kv 30.4 13.8 27.4 40.8 52.5 64.4 72.3 75.5 77.4 78.7 79.5 - - -2 5/16 58.7 1 1/8 29XT 0.852 0.718 0.837 0.889 0.905 0.842 0.784 0.763 0.760 0.744 0.744 - - -

1. When using Type 655-ED or 655-ET as a control valve for on-off service, the maximum travel for sizing purposes is 3/4-inch (19 mm).2. When using self-operated regulators, use coefficients listed for 1/4-inch (6 mm) travel.3. At 100% travel.

Restricted trim.

Notes: The coefficients shown on this page are also appropriate for Designs EDR, ET, and ETR.

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Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

October 1999Page ED-2

Catalog 12

Valve Port Maximum FlowCoeffs

Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel(1)

FlowCoeffi-

Coeffsfor 1/4-In(6 )

Valve Opening—Percent of Total TravelFL(3)Size,

Inches Inches mm Inches mmCoeffi-cient

(6 mm)Travel(2) 10 20 30 40 50 60 70 80 90 100

FL(3)

Cv 45.9 37.7 75.0 125 163 193 220 238 247 251 251 0.79

4 3/8 111 1 2 51Kv 39.7 32.6 64.9 108 141 167 190 206 214 217 217 - - -

4-3/8 111.1 2 51XT 0.607 0.623 0.689 0.733 0.764 0.762 0.723 0.689 0.669 0.683 0.694 - - -

4 Fd - - - 0.22 0.27 0.29 0.31 0.31 0.31 0.31 0.31 0.31 0.30 - - -4Cv 39.8 25.0 47.2 70.1 88.5 101 116 123 127 129 130 0.89

2-7/8 73.0 1-1/2 38 Kv 34.4 21.6 40.8 60.6 76.6 87.4 100 106 110 112 112 - - -2 7/8 73.0 1 1/2 38XT 0.841 0.707 0.879 0.948 0.989 0.956 0.875 0.851 0.834 0.840 0.834 - - -

Cv 92.0 73.6 150 232 306 353 389 416 441 451 460 0.82

7 177 8 2 51Kv 79.6 63.7 130 201 265 305 336 360 381 390 398 - - -

7 177.8 2 51XT 0.660 0.664 0.651 0.667 0.694 0.722 0.742 0.728 0.723 0.719 0.710 - - -

6 Fd - - - 0.17 0.22 0.25 0.26 0.27 0.28 0.28 0.28 0.28 0.28 - - -6Cv 64.9 52.3 101 150 199 247 284 310 329 345 358 0.87

4-3/8 111.1 2 51 Kv 56.1 45.2 87.4 130 172 214 246 268 285 298 310 - - -4 3/8 111.1 2 51XT 0.758 0.774 0.763 0.771 0.778 0.763 0.761 0.717 0.699 0.707 0.691 - - -

Cv 108 80.3 188 290 389 480 554 615 658 705 744 0.87

8 8 203.2 2 51 Kv 93.4 69.5 163 251 336 415 479 532 569 610 644 - - -8 8 203.2 2 51XT 0.653 0.670 0.628 0.679 0.731 0.766 0.806 0.829 0.859 0.863 0.866 - - -

Cv 108 135 291 434 551 639 706 759 807 841 863 0.85

8 8 203 2 3 76Kv 93.4 117 252 375 477 553 611 657 698 727 746 - - -

8 8 203.2 3 76XT 0.653 0.643 0.699 0.757 0.807 0.838 0.861 0.857 0.841 0.838 0.827 - - -

Fd - - - 0.19 0.24 0.26 0.27 0.28 0.28 0.28 0.28 0.28 0.27 - - -1. When using Type 655-ED or 655-ET as a control valve for on-off service, the maximum travel for sizing purposes is 3/4-inch (19 mm).2. When using self-operated regulators, use coefficients listed for 1/4-inch (6 mm) travel.3. At 100% travel.

Restricted trim.

Notes: The coefficients shown on this page are also appropriate for Designs EDR, ET, and ETR.

Design ED

Quick Opening Cage

Classes 125 - 600

Page 89: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Linear Linear

Characteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel(2)

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 3.21 5.50 8.18 10.9 13.2 15.0 16.9 18.6 19.9 20.6 0.84

1 & 1-1/4 1-5/16 33.3 3/4 19 Kv 2.78 4.76 7.08 9.43 11.4 13.0 14.6 16.1 17.2 17.8 - - -1 & 1 1/4 1 5/16 33.3 3/4 19XT 0.340 0.644 0.494 0.509 0.532 0.580 0.610 0.629 0.628 0.636 - - -

Cv 4.23 7.84 11.8 15.8 20.4 25.3 30.3 34.7 37.2 39.2 0.82

1 7/8 47 6 3/4 19Kv 3.66 6.78 10.2 13.7 17.6 21.9 26.2 30.0 32.2 33.9 - - -

1-7/8 47.6 3/4 19XT 0.656 0.709 0.758 0.799 0.738 0.729 0.708 0.686 0.683 0.656 - - -

1-1/2 Fd 0.30 0.37 0.41 0.44 0.44 0.41 0.38 0.35 0.34 0.34 - - -1 1/2Cv 2.92 5.70 9.05 12.5 15.6 18.5 21.1 23.9 26.8 29.2 0.91

1-5/16 33.3 3/4 19 Kv 2.53 4.93 7.83 10.8 13.5 16.0 18.3 20.7 23.2 25.3 - - -1 5/16 33.3 3/4 19XT 0.690 0.651 0.633 0.634 0.650 0.666 0.708 0.718 0.737 0.733 - - -

Cv 7.87 16.0 24.9 33.4 42.1 51.8 62.0 68.1 70.6 72.9 0.77

2 5/16 58 7 1 1/8 29Kv 6.81 13.8 21.5 28.9 36.4 44.8 53.6 58.9 61.1 63.1 - - -

2-5/16 58.7 1-1/8 29XT 0.641 0.720 0.728 0.767 0.793 0.754 0.683 0.658 0.652 0.638 - - -

2 Fd 0.30 0.35 0.36 0.37 0.37 0.36 0.35 0.35 0.34 0.33 - - -2Cv 3.53 6.36 9.92 13.3 16.5 19.7 22.7 25.6 29.3 33.3 0.87

1-5/16 33.3 3/4 19 Kv 3.05 5.50 8.58 11.5 14.3 17.0 19.6 22.1 25.3 28.8 - - -1 5/16 33.3 3/4 19XT 0.456 0.529 0.549 0.582 0.611 0.633 0.671 0.723 0.727 0.694 - - -

Cv 9.34 21.6 35.5 49.5 62.7 74.1 83.6 93.5 102 108 0.81

2 7/8 73 0 1 1/2 38Kv 8.08 18.7 30.7 42.8 54.2 64.1 72.3 80.9 88.2 93.4 - - -

2-7/8 73.0 1-1/2 38XT 0.680 0.660 0.644 0.669 0.674 0.706 0.716 0.687 0.658 0.641 - - -

2-1/2 Fd 0.27 0.33 0.35 0.36 0.35 0.34 0.32 0.29 0.27 0.27 - - -2 1/2Cv 4.10 8.09 12.3 16.7 21.1 26.8 33.7 41.3 49.2 57.0 0.84

1-7/8 47.6 3/4 19 Kv 3.55 7.00 10.6 14.4 18.3 23.2 29.2 35.7 42.6 49.3 - - -1 7/8 47.6 3/4 19XT 0.668 0.646 0.684 0.688 0.698 0.694 0.678 0.668 0.669 0.666 - - -

Cv 14.5 32.9 52.1 70.4 88.5 105 118 133 142 148 0.82

3 7/16 87 3 1 1/2 38Kv 12.5 28.5 45.1 60.9 76.6 90.8 102 115 123 128 - - -

3-7/16 87.3 1-1/2 38XT 0.671 0.699 0.697 0.720 0.733 0.718 0.707 0.650 0.630 0.620 - - -

3 Fd 0.26 0.32 0.35 0.36 0.36 0.36 0.36 0.28 0.29 0.30 - - -3Cv 8.06 16.9 26.7 37.5 49.0 61.4 73.8 85.3 94.7 102 0.85

2-5/16 58.7 1-1/8 29 Kv 6.97 14.6 23.1 32.4 42.4 53.1 63.8 73.8 81.9 88.2 - - -2 5/16 58.7 1 1/8 29XT 0.592 0.614 0.662 0.672 0.674 0.676 0.694 0.722 0.736 0.732 - - -

Cv 23.3 50.3 78.1 105 127 152 181 203 223 236 0.82

4 3/8 111 1 2 51Kv 20.2 43.5 67.6 90.8 110 131 157 176 193 204 - - -

4-3/8 111.1 2 51XT 0.691 0.714 0.720 0.731 0.764 0.757 0.748 0.762 0.732 0.688 - - -

4 Fd 0.31 0.36 0.38 0.38 0.37 0.35 0.32 0.30 0.27 0.28 - - -4Cv 9.77 22.6 37.2 51.8 65.7 77.5 87.5 97.9 107 113 0.84

2-7/8 73.0 1-1/2 38 Kv 8.45 19.5 32.2 44.8 56.8 67.0 75.7 84.7 92.6 97.7 - - -2 7/8 73.0 1 1/2 38XT 0.926 0.899 0.873 0.904 0.919 0.962 0.972 0.937 0.891 0.872 - - -

1. At 100% travel.2. If coefficients listed above for the 8-inch linear cage with 2-inch (51 mm) travel are not sufficient for your application, consider using the quick opening cage. The 8-inch quickopening cage with 2-inch (51 mm) travel has approximately a linear characteristic.

Restricted trim.

Notes: The coefficients shown on this page are also appropriate for Designs EDR, ET, and ETR. The full-size port coefficients for size 3 through8-inch also apply to Design ET-C valves.

Design ED

Linear Cage

Classes 125 - 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1998;All Rights Reserved

October 1998Page ED-3

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 90: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

October 1999Page ED-4

Catalog 12

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel(2)

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 46.3 107 171 228 279 327 367 402 420 433 0.84

7 177 8 2 51Kv 40.0 92.6 148 197 241 283 317 348 363 375 - - -

7 177.8 2 51XT 0.656 0.727 0.744 0.781 0.803 0.800 0.784 0.758 0.755 0.740 - - -

6 Fd 0.21 0.26 0.29 0.30 0.31 0.31 0.31 0.28 0.28 0.28 - - -6Cv 16.7 38.6 65.4 93.7 123 156 194 244 290 322 0.88

4-3/8 111.1 2 51 Kv 14.4 33.4 56.6 81.1 106 135 168 211 251 279 - - -4 3/8 111.1 2 51XT 0.762 0.698 0.675 0.684 0.681 0.660 0.676 0.657 0.685 0.703 - - -

Cv 60.2 129 206 285 363 444 526 581 640 688 0.87

8(2) 8 203.2 2 51 Kv 52.1 112 178 247 314 384 455 503 554 595 - - -8 8 203.2 2 51XT 0.704 0.721 0.657 0.651 0.683 0.713 0.740 0.801 0.821 0.839 - - -

Cv 91.4 207 325 440 550 639 711 760 795 846 0.87

8 8 203 2 3 76Kv 79.1 179 281 381 476 553 615 657 688 732 - - -

8 8 203.2 3 76XT 0.651 0.624 0.677 0.746 0.786 0.803 0.823 0.836 0.843 0.807 - - -

Fd 0.23 0.28 0.30 0.31 0.31 0.31 0.31 0.31 0.31 0.31 - - -1. At 100% travel.2. If coefficients listed above for th 8-inch linear cage with 2-inch (51 mm) travel are not sufficient for your application, consider using the quick opening cage. The 8-inch quickopening cage with 2-inch (51 mm) travel has approximately a linear characteristic.

Restricted trim.

Notes: The coefficients shown on this page are also appropriate for Designs EDR, ET, and ETR. The full-size port coefficients for size 3 through8-inch also apply to Design ET-C valves.

Design ED

Linear Cage

Classes 125 - 600

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Equal Percentage Equal Percentage

Characteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.783 1.54 2.20 2.89 4.21 5.76 7.83 10.9 14.1 17.2 0.88

1 & 1-1/4 1-5/16 33.3 3/4 19 Kv 0.677 1.33 1.90 2.50 3.64 4.98 6.77 9.43 12.2 14.9 - - -1 & 1 1/4 1 5/16 33.3 3/4 19XT 0.766 0.614 0.587 0.667 0.672 0.687 0.743 0.760 0.733 0.667 - - -

Cv 1.52 2.63 3.87 5.41 7.45 11.2 17.4 24.5 30.8 35.8 0.84

1 7/8 47 6 3/4 19Kv 1.31 2.27 3.35 4.68 6.44 9.69 15.1 21.2 26.6 31.0 - - -

1-7/8 47.6 3/4 19XT 0.780 0.735 0.716 0.715 0.738 0.727 0.690 0.685 0.685 0.679 - - -

1 1/2 Fd 0.64 0.63 0.63 0.64 0.46 0.45 0.30 0.31 0.35 0.38 - - -1 1/2Cv 1.12 1.56 2.22 3.10 4.27 6.17 9.01 13.1 18.2 23.1 0.91

1-5/16 33.3 3/4 19 Kv 0.969 1.35 1.92 2.68 3.69 5.34 7.79 11.3 15.7 20.0 - - -1 5/16 33.3 3/4 19XT 0.821 0.864 0.820 0.703 0.721 0.679 0.665 0.639 0.650 0.700 - - -

Cv 1.66 2.93 4.66 6.98 10.8 16.5 25.4 37.3 50.7 59.7 0.85

2 5/16 58 7 1 1/8 29Kv 1.44 2.53 4.03 6.04 9.34 14.3 22.0 32.3 43.9 51.6 - - -

2-5/16 58.7 1-1/8 29XT 0.827 0.834 0.774 0.727 0.687 0.684 0.702 0.736 0.686 0.687 - - -

2 Fd 0.41 0.50 0.53 0.58 0.37 0.32 0.27 0.26 0.29 0.31 - - -2Cv 0.923 1.42 2.09 2.84 4.11 5.83 8.58 12.8 18.5 24.3 0.88

1-5/16 33.3 3/4 19 Kv 0.798 1.23 1.81 2.46 3.56 5.04 7.42 11.1 16.0 21.0 - - -1 5/16 33.3 3/4 19XT 0.775 0.744 0.742 0.707 0.715 0.714 0.714 0.641 0.621 0.649 - - -

Cv 3.43 7.13 10.8 15.1 22.4 33.7 49.2 71.1 89.5 99.4 0.84

2 7/8 73 0 1 1/2 38Kv 2.97 6.17 9.34 13.1 19.4 29.2 42.6 61.5 77.4 86.0 - - -

2-7/8 73.0 1-1/2 38XT 0.778 0.702 0.678 0.677 0.658 0.654 0.661 0.665 0.661 0.660 - - -

2-1/2 Fd 0.45 0.49 0.49 0.47 0.35 0.32 0.30 0.24 0.25 0.27 - - -2 1/2Cv 1.57 2.57 3.82 5.44 7.64 11.5 18.2 26.7 35.1 43.9 0.89

1-7/8 47.6 3/4 19 Kv 1.36 2.22 3.30 4.71 6.61 9.95 15.7 23.1 30.4 38.0 - - -1 7/8 47.6 3/4 19XT 0.801 0.756 0.713 0.677 0.648 0.672 0.628 0.635 0.706 0.710 - - -

Cv 4.32 7.53 10.9 17.1 27.2 43.5 66.0 97.0 120 136 0.82

3 7/16 87 3 1 1/2 38Kv 3.74 6.51 9.43 14.8 23.5 37.6 57.1 83.9 104 118 - - -

3-7/16 87.3 1-1/2 38XT 0.774 0.706 0.682 0.635 0.616 0.602 0.663 0.693 0.670 0.675 - - -

3 Fd 0.52 0.63 0.68 0.39 0.36 0.29 0.26 0.28 0.30 0.32 - - -3Cv 1.75 3.11 4.77 7.07 10.7 17.0 27.9 41.5 58.0 70.7 0.87

2-5/16 58.7 1-1/8 29 Kv 1.51 2.69 4.13 6.12 9.26 14.7 24.1 35.9 50.2 61.2 - - -2 5/16 58.7 1 1/8 29XT 0.944 0.840 0.803 0.757 0.735 0.642 0.531 0.613 0.629 0.702 - - -

Cv 5.85 11.6 18.3 30.2 49.7 79.7 125 171 205 224 0.82

4 3/8 111 1 2 51Kv 5.06 10.0 15.8 26.1 43.0 68.9 108 148 177 194 - - -

4-3/8 111.1 2 51XT 0.731 0.650 0.643 0.645 0.632 0.625 0.672 0.742 0.737 0.716 - - -

4 Fd 0.45 0.42 0.40 0.33 0.30 0.28 0.23 0.24 0.26 0.28 - - -4Cv 3.82 7.65 11.4 16.9 25.5 38.2 60.5 85.7 105 112 0.89

2-7/8 73.0 1-1/2 38 Kv 3.30 6.62 9.86 14.6 22.1 33.0 52.3 74.1 90.8 96.9 - - -2 7/8 73.0 1 1/2 38XT 0.746 0.700 0.694 0.669 0.640 0.627 0.591 0.644 0.735 0.813 - - -

1. At 100% travel.Restricted trim.

Notes: The coefficients shown on this page are also appropriate for Designs EDR, ET, and ETR. The full-size port coefficients for size 3 through8-inch also apply to Design ET-C valves.

Design ED

Equal Percentage Cage

Classes 125 - 600

Flow Down

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 2001;All Rights Reserved

January 2001Page ED-5

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

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Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

October 1999Page ED-6

Catalog 12

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 12.9 25.8 43.3 67.4 104 162 239 316 368 394 0.85

7 177 8 2 51Kv 11.2 22.3 37.5 58.3 90.0 140 207 273 318 341 - - -

7 177.8 2 51XT 0.688 0.680 0.682 0.709 0.700 0.720 0.736 0.744 0.780 0.778 - - -

6 Fd 0.39 0.44 0.47 0.33 0.29 0.22 0.22 0.24 0.25 0.26 - - -6Cv 5.40 10.1 15.8 26.7 45.2 71.2 111 169 232 274 0.88

4-3/8 111.1 2 51 Kv 4.67 8.74 13.7 23.1 39.1 61.6 96.0 146 201 237 - - -4 3/8 111.1 2 51XT 0.834 0.834 0.735 0.654 0.626 0.613 0.614 0.610 0.629 0.695 - - -

Cv 18.5 38.0 58.4 86.7 130 189 268 371 476 567 0.85

8 8 203.2 2 51 Kv 16.0 32.9 50.5 75.0 112 163 232 321 412 490 - - -8 8 203.2 2 51XT 0.727 0.623 0.600 0.588 0.580 0.587 0.599 0.611 0.671 0.724 - - -

Cv 27.0 58.1 105 188 307 478 605 695 761 818 0.86

8 8 203 2 3 76Kv 23.4 50.3 90.8 163 266 413 523 601 658 708 - - -

8 8 203.2 3 76XT 0.644 0.654 0.636 0.611 0.643 0.615 0.725 0.809 0.804 0.807 - - -

Fd 0.28 0.26 0.23 0.20 0.17 0.22 0.24 0.25 0.25 0.26 - - -1. At 100% travel.

Restricted trim.

Notes: The coefficients shown on this page are also appropriate for Designs EDR, ET, and ETR. The full-size port coefficients for size 3 through8-inch also apply to Design ET-C valves.

Design ED

Equal Percentage Cage

Classes 125 - 600

Flow Down

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Whisper Trim I LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelSize,

Inches(1) Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

Cv 3.28 7.39 12.0 14.2 14.9 15.3 15.7 16.0 16.4 16.8

1 & 1-1/4 1-5/16 33.3 3/4 19 Kv 2.84 6.39 10.4 12.3 12.9 13.2 13.6 13.8 14.2 14.51 & 1 1/4 1 5/16 33.3 3/4 19XT 0.581 0.605 0.617 0.644 0.764 0.790 0.809 0.813 0.795 0.768

Cv 2.62 7.42 13.9 20.8 23.2 24.2 24.9 25.4 26.1 26.7

1-7/8 47.6 3/4 19 Kv 2.27 6.42 12.0 18.0 20.1 20.9 21.5 22.0 22.6 23.1

1 1/2

1 7/8 47.6 3/4 19XT 0.892 0.766 0.632 0.498 0.614 0.771 0.876 0.919 0.901 0.894

1-1/2Cv 3.12 7.36 13.0 18.5 20.7 21.4 21.8 23.1 23.9 25.2

1-5/16 33.3 3/4 19 Kv 2.70 6.37 11.2 16.0 17.9 18.5 18.9 20.0 20.7 21.81 5/16 33.3 3/4 19XT 0.559 0.605 0.460 0.383 0.472 0.622 0.768 0.823 0.874 0.857

Cv 7.30 19.2 34.6 42.2 45.5 47.0 47.1 47.2 47.2 48.0

2-5/16 58.7 1-1/8 29 Kv 6.31 16.6 29.9 36.5 39.4 40.7 40.7 40.8 40.8 41.5

2

2 5/16 58.7 1 1/8 29XT 0.604 0.467 0.318 0.387 0.526 0.689 0.843 0.899 0.940 0.938

2Cv 2.86 6.79 11.7 18.4 23.6 27.9 30.9 33.5 35.3 36.7

1-5/16 33.3 3/4 19 Kv 2.47 5.87 10.1 15.9 20.4 24.1 26.7 29.0 30.5 31.71 5/16 33.3 3/4 19XT 0.672 0.755 0.547 0.386 0.358 0.377 0.398 0.431 0.470 0.483

Cv 12.2 32.6 49.7 54.4 55.9 59.8 64.0 67.7 71.4 74.0

2-7/8 73.0 1-1/2 38 Kv 10.6 28.2 43.0 47.1 48.4 51.7 55.4 58.6 61.8 64.0

2 1/2

2 7/8 73.0 1 1/2 38XT 0.748 0.428 0.414 0.589 0.792 0.877 0.857 0.792 0.712 0.719

2-1/2Cv 3.11 8.31 14.9 22.4 29.9 36.0 41.6 46.4 50.5 53.6

1-7/8 47.6 3/4 19 Kv 2.69 7.19 12.9 19.4 25.9 31.1 36.0 40.1 43.7 46.41 7/8 47.6 3/4 19XT 0.603 0.761 0.596 0.467 0.397 0.395 0.398 0.411 0.427 0.439

Cv 16.5 40.3 70.8 88.0 92.1 90.7 90.3 92.6 95.6 99.1

3-7/16 87.3 1-1/2 38 Kv 14.3 34.9 61.2 76.1 79.7 78.5 78.1 80.1 82.7 85.7

3

3 7/16 87.3 1 1/2 38XT 0.685 0.471 0.331 0.378 0.532 0.753 0.929 0.983 0.968 0.923

3Cv 8.15 19.1 33.2 47.6 60.8 72.1 81.8 90.1 97.4 103

2-5/16 58.7 1-1/8 29 Kv 7.05 16.5 28.7 41.2 52.6 62.4 70.8 77.9 84.3 89.12 5/16 58.7 1 1/8 29XT 0.720 0.660 0.500 0.439 0.406 0.412 0.437 0.472 0.504 0.510

Cv 33.9 76.6 117 135 137 137 141 149 157 169

4-3/8 111.1 2 51 Kv 29.3 66.3 101 117 119 119 122 129 136 146

4

4 3/8 111.1 2 51XT 0.607 0.385 0.352 0.467 0.682 0.887 0.977 0.958 0.921 0.811

4Cv 13.6 32.5 54.3 75.5 94.6 112 127 141 153 160

2-7/8 73.0 1-1/2 38 Kv 11.8 28.1 47.0 65.3 81.8 96.9 110 122 132 1382 7/8 73.0 1 1/2 38XT 0.674 0.481 0.374 0.344 0.345 0.354 0.370 0.385 0.407 0.428

Cv 55.8 125 196 245 270 286 297 308 323 338

6 7 177.8 2 51 Kv 48.3 108 170 212 234 247 257 266 279 2926 7 177.8 2 51XT 0.294 0.323 0.286 0.322 0.406 0.494 0.579 0.644 0.673 0.662

Cv 100 226 337 436 502 581 641 655 659 681

3 76 Kv 86.5 195 292 377 434 503 554 567 570 589

8 8 203 2

3 76XT 0.456 0.490 0.470 0.427 0.452 0.468 0.521 0.624 0.703 0.701

8 8 203.2Cv 142 303 428 542 611 652 669 689 700 726

4 29 Kv 123 262 370 469 529 564 579 596 606 6284 29XT 0.549 0.450 0.436 0.441 0.513 0.624 0.707 0.709 0.729 0.718

1. 6-inch E-body with restricted Whisper Trim not available. Use EW body where this trim is desired.Restricted trim.

Notes: The coefficients shown on this page are also appropriate for Designs EDR, ET, and ETR. The full-size port coefficients for size 3 through6-inch also apply to Design ET-C valves.

Design ED

Whisper TrimR I Cage

Classes 125 - 600

Flow Up

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1998;All Rights Reserved

October 1998Page ED-7

Catalog 12Fisher, Fisher-Rosemount, and Whisper Trim are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

Page 94: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

October 1999Page ED-8

Catalog 12

Whisper Trim III LinearCharacteristic (2)

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelXT(1)Size,

Inches Inches mm Inches mmCoeffi-cient Minimum(3) 20 30 40 50 60 70 80 90 100

XT(1)

A3 ∆∆∆∆P/P1±±±±0.6

6 5 3/8 136 5 3 76Cv 4.67 68.2 92.0 129 163 196 228 257 279 295 0.714

6 5-3/8 136.5 3 76Kv 4.04 59.0 79.6 112 141 170 197 222 241 255 - - -

B3 ∆∆∆∆P/P1±±±±0.75

6 5 3/8 136 5 3 76Cv 4.67 38.2 66.9 94.5 120 144 167 190 211 228 0.473

6 5-3/8 136.5 3 76Kv 4.04 33.0 57.9 81.7 104 125 144 164 183 197 - - -

C3 ∆∆∆∆P/P1±±±±0.85

6 5 3/8 136 5 3 76Cv 4.67 28.0 41.3 55.3 69.3 83.0 97.0 110 124 138 0.563

6 5-3/8 136.5 3 76Kv 4.04 24.2 35.7 47.8 59.9 71.8 83.9 95.2 107 119 - - -

D3 ∆∆∆∆P/P1±±±±0.99

6 5 3/8 136 5 3 76Cv 4.67 6.67 9.50 19.9 31.4 46.0 61.0 75.7 89.7 104 0.563

6 5-3/8 136.5 3 76Kv 4.04 5.77 8.22 17.2 27.2 39.8 52.8 65.5 77.6 90.0 - - -

1. This column lists XT factors for Whisper Trim III cages at 100% travel.2. Level D exhibits an equal percentage characteristic for the first 1-1/2 inches (38 mm) of travel, then linear charactersitic.3. This coefficient is minimum rather than 10% open. Valves should not be required to throttle at less than the specified minimum coefficient for an extended periodof time. Erosion damage to the valve may result.

Notes: The coefficients shown on this page are also appropriate for Designs EDR, ET, and ETR. The full-size port coefficients for size 3 through6-inch also apply to Design ET-C valves.

Design ED

Whisper TrimR III Cage

Classes 125 - 600

Flow Up

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3BH>&R ,35

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G>H,&-G>H,.

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

A4& \&3#<$ K\; =1/=& 413 R/,S -,&RR#-#&$%3 #'&$%#-1/ %, %4& 8 J H #$) 3#_&3 ,R%4& 5/133&3 8CD J FBB \&3#<$ K\ =1/=&) !/&13& "&R&" %, %4,3& -,&RR#-#&$%3)2," 1''#%#,$1/ \&3#<$ K\; ?,'. #$R,"P1%#,$7 "&R&" %, Q@//&%#$ D8)8VK\)

Page 96: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
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Linear & EqualPercentage Cages

Design EHDClass 900 & 1500

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

March 1999Page EH - 1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Linear - Flow Down LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.68 13.8 23.9 34.2 43.4 50.3 54.2 56.2 57.5 57.8 0.86

2 & 3 x 2 1-7/8 47.6 1-1/2 38 Kv 1.45 11.9 20.7 29.6 37.5 43.5 46.9 48.6 49.7 50.0 - - -2 & 3 x 2 1 7/8 47.6 1 1/2 38XT 0.644 0.319 0.559 0.636 0.632 0.608 0.585 0.566 0.551 0.555 - - -

Cv 3.28 27.4 55.8 77.2 94.1 109 120 128 131 132 0.92

3 & 4 x 3 2-7/8 73.0 2 51 Kv 2.84 23.7 48.3 66.8 81.4 94.3 104 111 113 114 - - -3 & 4 x 3 2 7/8 73.0 2 51XT 0.980 0.559 0.601 0.693 0.748 0.761 0.757 0.740 0.731 0.731 - - -

Cv 6.91 26.4 54.7 86.4 117 143 165 182 194 201 0.91

4 & 6 x 4 3-5/8 92.1 2 51 Kv 5.98 22.8 47.3 74.7 101 124 143 157 168 174 - - -4 & 6 x 4 3 5/8 92.1 2 51XT 0.322 0.574 0.570 0.504 0.518 0.593 0.664 0.701 0.706 0.718 - - -

Cv 8.78 63.3 149 231 298 350 385 408 424 425 0.91

6 & 8 x 6 5-3/8 136.5 3 76 Kv 7.59 54.8 129 200 258 303 330 353 367 368 - - -6 & 8 x 6 5 3/8 136.5 3 76XT - - - 0.605 0.537 0.566 0.612 0.664 0.714 0.735 0.701 0.718 - - -

Cv 105 212 332 458 578 689 788 878 954 1020 0.82

8 & 10 7 177.8 3 76 Kv 90.8 183 287 396 500 596 682 759 825 882 - - -8 & 10 7 177.8 3 76XT 0.591 0.676 0.661 0.653 0.633 0.620 0.624 0.622 0.614 0.592 - - -

Cv 211 390 593 804 1010 1240 1460 1660 1830 1970 0.80

12 & 14 10 254.0 4 102 Kv 183 337 513 695 874 1073 1263 1436 1583 1704 - - -12 & 14 10 254.0 4 102XT 0.443 0.652 0.669 0.664 0.671 .0653 0.662 0.669 0.658 0.629 - - -

Equal Percentage - Flow Down Equal PercentageCharacteristic

Cv 1.03 1.74 3.98 7.30 12.8 21.4 31.9 40.8 45.8 49.4 0.89

2 & 3 x 2 1-7/8 47.6 1-1/8 29 Kv 0.891 1.51 3.44 6.31 11.1 18.5 27.6 35.3 39.6 42.7 - - -2 & 3 x 2 1 7/8 47.6 1 1/8 29XT 0.870 0.753 0.549 0.601 0.624 0.601 0.585 0.616 0.660 0.632 - - -

Cv 2.88 6.40 13.0 21.7 33.0 49.1 69.8 89.5 102 113 0.93

3 & 4 x 3 2-7/8 73.0 1-1/2 38 Kv 2.49 5.54 11.2 18.8 28.5 42.5 60.4 77.4 88.2 97.7 - - -3 & 4 x 3 2 7/8 73.0 1 1/2 38XT 0.548 0.446 0.476 0.508 0.526 0.559 0.608 0.624 0.668 0.714 - - -

Cv 3.12 7.35 13.9 23.4 37.9 60.1 90.6 123 147 165 0.85

4 & 6 x 4 3-5/8 92.1 1-1/2 38 Kv 2.70 6.36 12.0 20.2 32.8 52.0 78.4 106 127 143 - - -4 & 6 x 4 3 5/8 92.1 1 1/2 38XT 0.668 0.544 0.511 0.480 0.442 0.439 0.456 0.504 0.563 0.672 - - -

Cv 3.64 13.3 23.1 36.2 63.0 105 156 217 280 319 0.82

6 & 8 x 6 5-3/8 136.5 1-1/2 64 Kv 3.15 11.5 20.0 31.3 54.5 90.8 135 188 242 276 - - -6 & 8 x 6 5 3/8 136.5 1 1/2 64XT - - - 0.677 0.608 0.578 0.533 0.503 0.490 0.476 0.508 0.585 - - -

Cv 32.5 59.6 85.3 114 159 229 334 468 619 755 0.85

8 & 10 7 177.8 3 76 Kv 28.1 51.6 73.8 98.6 138 198 289 405 535 653 - - -8 & 10 7 177.8 3 76XT 0.969 0.939 0.842 0.944 0.840 0.731 0.641 0.633 0.639 0.639 - - -

Cv 81.3 143 207 286 382 557 752 1000 1290 1570 0.82

12 & 14 10 254.0 4 102 Kv 70.3 124 179 247 330 482 650 865 1116 1358 - - -12 & 14 10 254.0 4 102XT 0.689 0.581 0.579 0.557 0.606 0.582 0.647 0.644 0.616 0.596 - - -

1. At 100% travel.

Notes: The coefficients on this page are also appropriate for the Design EHT Valve.

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Modified Equal Percentage - Flow Down Modified Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.07 3.12 7.44 15.3 27.8 40.9 48.3 50.6 53.8 55.2 0.87

2 & 3 x 2 1-7/8 47.6 1-1/2 38 Kv 0.926 2.70 6.44 13.2 24.0 35.4 41.8 43.8 46.5 47.7 - - -2 & 3 x 2 1 7/8 47.6 1 1/2 38XT 0.824 0.570 0.585 0.636 0.612 0.605 0.636 0.648 0.581 0.578 - - -

Cv 3.68 10.5 21.6 37.6 62.5 89.2 105 117 124 126 0.94

3 & 4 x 3 2-7/8 73.0 2 51 Kv 3.18 9.08 18.7 32.5 54.1 77.2 90.8 101 107 109 - - -3 & 4 x 3 2 7/8 73.0 2 51XT 0.490 0.456 0.504 0.544 0.566 0.620 0.710 0.718 0.723 0.723 - - -

Cv 4.33 11.3 23.3 45.0 79.6 121 155 176 192 203 0.89

4 & 6 x 4 3-5/8 92.1 2 51 Kv 3.75 9.77 20.2 38.9 68.9 105 134 152 166 176 - - -4 & 6 x 4 3 5/8 92.1 2 51XT 0.616 0.518 0.476 0.446 0.449 0.497 0.593 0.689 0.714 0.727 - - -

Cv 5.22 16.6 30.8 55.0 100 168 241 299 351 378 0.89

6 & 8 x 6 5-3/8 136.5 3 76 Kv 4.52 14.4 26.6 47.6 86.5 145 208 259 304 327 - - -6 & 8 x 6 5 3/8 136.5 3 76XT 0.874 0.718 0.563 0.589 0.585 0.508 0.518 0.616 0.660 0.718 - - -

Cv 38.3 70.2 103 145 216 324 495 684 844 912 0.85

8 & 10 7 177.8 3-1/2 89 Kv 33.1 60.7 89.1 125 187 280 428 592 730 789 - - -8 & 10 7 177.8 3 1/2 89XT 0.946 0.891 0.910 0.835 0.744 0.669 0.669 0.664 0.668 0.667 - - -

Cv 95.9 156 229 313 487 710 988 1280 1610 1830 0.83

12 & 14 10 254.0 4-1/2 114 Kv 83.0 135 198 271 421 614 855 1107 1393 1583 - - -12 & 14 10 254.0 4 1/2 114XT 0.579 0.607 0.561 0.618 0.577 0.617 0.576 0.620 0.610 0.611 - - -

1. At 100% travel.

Notes: The coefficients on this page are also appropriate for the Design EHT Valve.

Design EHD

Equal Percentage Cages

Classes 900 & 1500

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1998;All Rights Reserved

October 1998Page EH - 2

Catalog 12

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Linear - Flow Down LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.44 3.39 9.44 15.2 20.5 25.0 29.0 32.3 34.9 36.1 0.93

2 & 3 x 2 1-1/2 38.1 1-1/8 29 Kv 1.25 2.93 8.17 13.1 17.7 21.6 25.1 27.9 30.2 31.2 - - -2 & 3 x 2 1 1/2 38.1 1 1/8 29XT 0.718 0.612 0.566 0.605 0.648 0.697 0.727 0.740 0.740 0.735 - - -

Cv 2.77 13.2 31.0 47.4 59.7 68.7 75.5 80.6 83.9 85.9 0.95

3 & 4 x 3 2-5/16 58.7 1-1/2 38 Kv 2.40 11.4 26.8 41.0 51.6 59.4 65.3 69.7 72.6 74.3 - - -3 & 4 x 3 2 5/16 58.7 1 1/2 38XT 0.685 0.574 0.612 0.668 0.714 0.731 0.735 0.718 0.701 0.706 - - -

Cv 2.99 17.4 38.1 57.8 78.8 100 119 130 136 139 0.88

4 & 6 x 4 2-7/8 73.0 2 51 Kv 2.59 15.1 33.0 50.0 68.2 86.5 103 112 118 120 - - -4 & 6 x 4 2 7/8 73.0 2 51XT 0.757 0.624 0.570 0.533 0.559 0.632 0.681 0.706 0.697 0.689 - - -

Cv 17.5 38.9 86.1 141 195 241 274 293 301 309 0.89

6 & 8 x 6 4-3/8 111.1 3 76 Kv 15.1 33.6 74.5 122 169 208 237 253 260 267 - - -6 & 8 x 6 4 3/8 111.1 3 76XT 0.187 0.624 0.548 0.559 0.597 0.640 0.681 0.697 0.689 0.681 - - -

Cv 75.1 140 212 289 366 435 495 547 590 621 0.82

8 & 10 5-3/8 136.5 2-1/2 64 Kv 65.0 121 183 250 317 376 428 473 510 537 - - -8 & 10 5 3/8 136.5 2 1/2 64XT 0.772 0.833 0.840 0.779 0.741 0.733 0.729 0.715 0.704 0.688 - - -

Cv 104 229 369 477 587 691 804 906 981 1030 0.81

12 & 14 7 177.8 3 76 Kv 90.0 198 319 413 508 598 695 784 849 891 - - -12 & 14 7 177.8 3 76XT 0.406 0.476 0.478 0.523 0.543 0.561 0.552 0.547 0.558 0.584 - - -

Equal Percentage - Flow Down Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.25 1.36 2.47 4.14 6.33 9.48 13.8 18.7 23.1 27.0 0.93

2 & 3 x 2 1-1/2 38.1 7/8 22 Kv 1.08 1.18 2.14 3.58 5.48 8.20 11.9 16.2 20.0 23.4 - - -2 & 3 x 2 1 1/2 38.1 7/8 22XT 0.766 0.761 0.608 0.589 0.601 0.601 0.593 0.605 0.660 0.735 - - -

Cv 1.73 2.77 5.34 9.70 15.6 23.3 33.7 46.2 56.8 65.3 0.92

3 & 4 x 3 2-5/16 58.7 1-1/8 29 Kv 1.50 2.40 4.62 8.39 13.5 20.2 29.2 40.0 49.1 56.5 - - -3 & 4 x 3 2 5/16 58.7 1 1/8 29XT 0.870 0.710 0.605 0.581 0.616 0.648 0.640 0.632 0.668 0.748 - - -

Cv 2.57 6.53 10.0 12.5 17.3 25.1 33.8 42.8 59.6 81.1 0.84

4 & 6 x 4 2-7/8 73.0 1-1/2 38 Kv 2.22 5.65 8.65 10.8 15.0 21.7 29.2 37.0 51.6 70.2 - - -4 & 6 x 4 2 7/8 73.0 1 1/2 38XT 0.783 0.585 0.589 0.597 0.566 0.533 0.518 0.526 0.526 0.537 - - -

Cv 3.07 9.29 17.8 24.5 35.6 59.7 98.7 141 188 217 0.85

6 & 8 x 6 4-3/8 111.1 2 51 Kv 2.66 8.04 15.4 21.2 30.8 51.6 85.4 122 163 188 - - -6 & 8 x 6 4 3/8 111.1 2 51XT 0.922 0.723 0.620 0.660 0.640 0.555 0.529 0.578 0.559 0.640 - - -

Cv 19.8 34.4 50.3 69.2 96.8 139 210 307 399 484 0.82

8 & 10 5-3/8 136.5 2-1/2 64 Kv 17.1 29.8 43.5 59.9 83.7 120 182 266 345 419 - - -8 & 10 5 3/8 136.5 2 1/2 64XT 0.584 0.686 0.697 0.609 0.629 0.745 0.702 0.653 0.663 0.683 - - -

Cv 38.4 64.8 88.0 119 168 248 360 496 654 800 0.81

12 & 14 7 177.8 3 76 Kv 33.2 56.1 76.1 103 145 215 311 429 566 692 - - -12 & 14 7 177.8 3 76XT 0.727 0.701 0.736 0.664 0.709 0.582 0.552 0.556 0.556 0.553 - - -

1. At 100% travel.

Notes: The coefficients on this page are also appropriate for the Design EHT Valve.

Design EHD

Linear and Equal

Class 2500

Percentage Cages

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1998;All Rights Reserved

October 1998Page EH - 3

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 100: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Modified Equal Percentage - Flow Down Modified Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.24 1.82 3.91 6.86 11.1 16.9 23.3 28.1 30.4 33.2 0.94

2 & 3 x 2 1-1/2 38.1 1-1/8 29 Kv 1.07 1.57 3.38 5.93 9.60 14.6 20.2 24.3 26.3 28.7 - - -2 & 3 x 2 1 1/2 38.1 1 1/8 29XT 0.792 0.681 0.578 0.581 0.605 0.628 0.652 0.693 0.731 0.710 - - -

Cv 1.94 4.28 9.66 18.1 29.9 45.4 60.5 68.9 74.7 80.9 0.96

3 & 4 x 3 2-5/16 58.7 1-1/2 38 Kv 1.68 3.70 8.36 15.7 25.9 39.3 52.3 59.6 64.6 70.0 - - -3 & 4 x 3 2 5/16 58.7 1 1/2 38XT 0.805 0.640 0.593 0.624 0.668 0.672 0.677 0.753 0.779 0.710 - - -

Cv 2.99 9.01 12.7 19.6 30.3 44.5 65.8 96.3 114 126 0.90

4 & 6 x 4 2-7/8 73.0 2 51 Kv 2.59 7.79 11.0 17.0 26.2 38.5 56.9 83.3 98.6 109 - - -4 & 6 x 4 2 7/8 73.0 2 51XT 0.681 0.578 0.593 0.559 0.526 0.518 0.544 0.597 0.693 0.693 - - -

Cv 5.82 16.2 30.6 59.8 115 185 234 254 278 293 0.88

6 & 8 x 6 4-3/8 111.1 3 76 Kv 5.03 14.0 26.5 51.7 99.5 160 202 220 240 253 - - -6 & 8 x 6 4 3/8 111.1 3 76XT 0.806 0.677 0.624 0.574 0.559 0.597 0.664 0.723 0.706 0.689 - - -

Cv 22.9 41.9 61.9 86.4 140 225 334 451 537 584 0.85

8 & 10 5-3/8 136.5 3 76 Kv 19.8 36.2 53.5 74.7 121 195 289 390 465 505 - - -8 & 10 5 3/8 136.5 3 76XT 0.563 0.698 0.726 0.739 0.734 0.691 0.666 0.682 0.734 0.740 - - -

Cv 42.4 73.7 104 147 223 351 523 717 899 1010 0.80

12 & 14 7 177.8 3-1/2 89 Kv 36.7 63.8 90.0 127 193 304 452 620 778 874 - - -12 & 14 7 177.8 3 1/2 89XT 0.691 0.679 0.652 0.650 0.598 0.549 0.549 0.552 0.551 0.551 - - -

1. At 100% travel.

Notes: The coefficients on this page are also appropriate for the Design EHT Valve.

Design EHD

Equal Percentage Cages

Class 2500

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1998;All Rights Reserved

October 1998Page EH - 4

Catalog 12

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Linear LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.69 9.45 21.9 33.4 42.7 50.0 55.6 59.6 61.9 63.6 0.85

2 & 3 x 2 1 7/8 47 6 1 1/2 38Kv 1.46 8.17 18.9 28.9 36.9 43.3 48.1 51.6 53.5 55.0 - - -

2 & 3 x 2 1-7/8 47.6 1-1/2 38XT 0.810 0.744 0.693 0.689 0.672 0.640 0.593 0.559 0.533 0.522 - - -

Fd 0.22 0.26 0.25 0.20 0.17 0.16 0.15 0.14 0.13 0.13 - - -

Cv 3.41 25.4 52.6 76.0 96.4 114 127 133 135 136 0.95

3 & 4 x 3 2 7/8 73 0 2 51Kv 2.95 22.0 45.5 65.7 83.4 98.6 110 115 117 118 - - -

3 & 4 x 3 2-7/8 73.0 2 51XT - - - 0.681 0.701 0.697 0.706 0.723 0.723 0.714 0.706 0.706 - - -

Fd 0.22 0.31 0.26 0.23 0.22 0.20 0.19 0.16 0.16 0.16 - - -

Cv 6.89 25.1 50.1 77.9 106 134 157 175 185 188 0.93

4 & 6 x 4 3 5/8 92 1 2 51Kv 5.96 21.7 43.3 67.4 91.7 116 136 151 160 163 - - -

4 & 6 x 4 3-5/8 92.1 2 51XT 0.689 0.620 0.581 0.570 0.589 0.612 0.656 0.697 0.740 0.766 - - -

Fd 0.94 0.49 0.21 0.16 0.14 0.12 0.10 0.092 0.086 0.079 - - -

Cv 9.40 63.8 138 212 282 339 373 389 398 405 0.90

6 & 8 x 6 5 3/8 136 5 3 76Kv 8.13 55.2 119 183 244 293 323 336 344 350 - - -

6 & 8 x 6 5-3/8 136.5 3 76XT 0.581 0.559 0.540 0.529 0.555 0.612 0.681 0.731 0.753 0.757 - - -

Fd 0.66 0.17 0.11 0.086 0.073 0.065 0.059 0.054 0.050 0.047 - - -

Equal Percentage Equal PercentageCharacteristic

Cv 1.04 1.59 3.52 6.99 12.1 19.7 30.5 40.9 44.6 50.7 0.89

2 & 3 x 2 1 7/8 47 6 1 1/8 29Kv 0.900 1.38 3.04 6.05 10.5 17.0 26.4 35.4 38.6 43.9 - - -

2 & 3 x 2 1-7/8 47.6 1-1/8 29XT 0.995 0.926 0.761 0.693 0.685 0.685 0.668 0.652 0.668 0.616 - - -

Fd 0.41 0.61 0.37 0.27 0.24 0.20 0.19 0.17 0.15 0.15 - - -

Cv 2.56 5.17 10.8 18.2 28.9 44.9 62.6 82.9 104 117 0.95

3 & 4 x 3 2 7/8 73 0 1 1/2 38Kv 2.21 4.47 9.34 15.7 25.0 38.8 54.1 71.7 90.0 101 - - -

3 & 4 x 3 2-7/8 73.0 1-1/2 38XT 0.753 0.714 0.779 0.770 0.727 0.727 0.766 0.761 0.753 0.731 - - -

Fd 0.55 0.52 0.37 0.38 0.25 0.25 0.21 0.21 0.18 0.18 - - -

Cv 3.44 7.12 13.1 21.8 34.8 54.0 80.4 109 132 154 0.84

4 & 6 x 4 3 5/8 92 1 1 1/2 38Kv 2.98 6.16 11.3 18.9 30.1 46.7 69.5 94.3 114 133 - - -

4 & 6 x 4 3-5/8 92.1 1-1/2 38XT 0.951 0.710 0.672 0.644 0.601 0.585 0.593 0.624 0.636 0.697 - - -

Fd 1.45 0.47 0.52 0.37 0.26 0.19 0.15 0.12 0.11 0.10 - - -

Cv 5.27 13.0 22.1 35.3 57.4 92.7 141 194 246 308 0.80

6 & 8 x 6 5 3/8 136 5 2 1/2 64Kv 4.56 11.2 19.1 30.5 49.7 80.2 122 168 213 266 - - -

6 & 8 x 6 5-3/8 136.5 2-1/2 64XT 0.518 0.660 0.581 0.522 0.555 0.540 0.501 0.501 0.559 0.559 - - -

Fd 1.87 0.53 0.30 0.26 0.17 0.14 0.11 0.095 0.080 0.072 - - -1. At 100% travel.

Design EHS

Linear and Equal

Classes 900 & 1500

Percentage Cages

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1998;All Rights Reserved

October 1998Page EH - 5

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 102: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Modified Equal Percentage Modified Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.07 2.65 6.87 15.1 26.6 38.3 47.6 53.7 57.3 60.4 0.85

2 & 3 x 2 1 7/8 47 6 1 1/2 38Kv 0.93 2.29 5.94 13.1 23.0 33.1 41.2 46.5 49.6 52.2 - - -

2 & 3 x 2 1-7/8 47.6 1-1/2 38XT - - - 0.819 0.701 0.664 0.677 0.677 0.644 0.597 0.563 0.555 - - -

Fd 0.47 0.43 0.38 0.24 0.20 0.18 0.17 0.15 0.14 0.14 - - -

Cv 3.08 8.63 18.5 34.3 57.8 84.5 108 123 131 135 0.94

3 & 4 x 3 2 7/8 73 0 2 51Kv 2.66 7.46 16.0 29.7 50.0 73.1 93.4 106 113 117 - - -

3 & 4 x 3 2-7/8 73.0 2 51XT 0.727 0.731 0.735 0.689 0.697 0.731 0.740 0.748 0.727 0.706 - - -

Fd 0.58 0.37 0.38 0.25 0.21 0.21 0.18 0.18 0.18 0.18 - - -

Cv 4.49 10.7 21.8 41.2 71.0 107 141 166 183 193 0.92

4 & 6 x 4 3 5/8 92 1 2 51Kv 3.88 9.26 18.9 35.6 61.4 92.6 122 144 158 167 - - -

4 & 6 x 4 3-5/8 92.1 2 51XT 0.824 0.664 0.624 0.605 0.589 0.608 0.648 0.706 0.748 0.748 - - -

Fd 1.73 0.52 0.37 0.23 0.16 0.12 0.11 0.092 0.083 0.077 - - -

Cv 6.67 16.4 29.3 52.0 92.5 151 217 280 346 380 0.87

6 & 8 x 6 5 3/8 136 5 3 76Kv 5.77 14.2 25.3 45.0 80.0 131 188 242 299 329 - - -

6 & 8 x 6 5-3/8 136.5 3 76XT 0.562 0.578 0.581 0.533 0.501 0.515 0.522 0.537 0.598 0.676 - - -

Fd 1.38 0.37 0.25 0.18 0.14 0.11 0.087 0.075 0.066 0.059 - - -1. At 100% travel.

Design EHS

Equal Percentage Cages

Classes 900 & 1500

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1990, 1998;All Rights Reserved

October 1998Page EH - 6

Catalog 12

Page 103: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Linear LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 1.40 2.77 8.42 14.3 19.3 23.9 28.0 31.4 33.4 35.2 0.90

2 & 3 x 2 1-1/2 38.1 1-1/8 29 Kv 1.21 2.40 7.28 12.4 16.7 20.7 24.2 27.2 28.9 30.4 - - -2 & 3 x 2 1 1/2 38.1 1 1/8 29XT 0.718 0.815 0.624 0.628 0.685 0.706 0.701 0.685 0.677 0.656 - - -

Cv 2.98 11.7 28.3 45.7 58.8 67.9 75.3 82.0 86.4 88.6 0.94

3 & 4 x 3 2-5/16 58.7 1-1/2 38 Kv 2.58 10.1 24.5 39.5 50.9 58.7 65.1 70.9 74.7 76.6 - - -3 & 4 x 3 2 5/16 58.7 1 1/2 38XT 0.706 0.664 0.697 0.710 0.731 0.731 0.727 0.710 0.689 0.681 - - -

Cv 2.92 15.1 30.6 48.6 68.0 86.8 103 116 123 125 0.92

4 & 6 x 4 2-7/8 73.0 2 51 Kv 2.53 13.1 26.5 42.0 58.8 75.1 89.1 100 106 108 - - -4 & 6 x 4 2 7/8 73.0 2 51XT 0.748 0.819 0.792 0.636 0.624 0.697 0.779 0.797 0.788 0.797 - - -

Cv 9.11 37.3 78.2 128 180 224 254 269 278 282 0.89

6 & 8 x 6 4-3/8 111.1 3 76 Kv 7.88 32.3 67.6 111 156 194 220 233 240 244 - - -6 & 8 x 6 4 3/8 111.1 3 76XT 0.620 0.656 0.589 0.574 0.601 0.648 0.689 0.718 0.714 0.714 - - -

Equal Percentage Equal PercentageCharacteristic

Cv 1.06 1.31 2.10 3.73 6.26 9.46 13.1 17.3 22.1 26.3 0.91

2 & 3 x 2 1-1/2 38.1 7/8 22 Kv 0.917 1.13 1.82 3.23 5.41 8.18 11.3 15.0 19.1 22.7 - - -2 & 3 x 2 1 1/2 38.1 7/8 22XT 0.970 0.757 0.731 0.689 0.652 0.624 0.624 0.648 0.693 0.723 - - -

Cv 1.94 2.86 5.09 9.02 14.9 22.6 32.1 43.0 53.9 64.7 0.94

3 & 4 x 3 2-5/16 58.7 1-1/8 29 Kv 1.68 2.47 4.40 7.80 12.9 19.5 27.8 37.2 46.6 56.0 - - -3 & 4 x 3 2 5/16 58.7 1 1/8 29XT 0.810 0.757 0.681 0.677 0.706 0.706 0.668 0.652 0.723 0.761 - - -

Cv 2.35 6.15 9.08 11.3 15.4 22.0 30.3 40.0 53.9 69.6 0.80

4 & 6 x 4 2-7/8 73.0 1-1/2 38 Kv 2.03 5.32 7.85 9.77 13.3 19.0 26.2 34.6 46.6 60.2 - - -4 & 6 x 4 2 7/8 73.0 1 1/2 38XT 0.856 0.681 0.620 0.656 0.644 0.597 0.555 0.555 0.578 0.632 - - -

Cv 4.10 9.98 17.9 24.7 35.3 57.3 93.0 133 174 210 0.79

6 & 8 x 6 4-3/8 111.1 2 51 Kv 3.55 8.63 15.5 21.4 30.5 49.6 80.4 115 151 182 - - -6 & 8 x 6 4 3/8 111.1 2 51XT 0.697 0.677 0.605 0.578 0.597 0.608 0.574 0.555 0.616 0.605 - - -

Modified Equal Percentage Modified Equal PercentageCharacteristic

Cv 1.10 1.71 3.37 6.56 11.2 16.5 21.6 26.4 30.8 33.1 0.91

2 & 3 x 2 1-1/2 38.1 1-1/8 29 Kv 0.952 1.48 2.92 5.67 9.69 14.3 18.7 22.8 26.6 28.6 - - -2 & 3 x 2 1 1/2 38.1 1 1/8 29XT 0.898 0.748 0.689 0.640 0.636 0.656 0.693 0.723 0.727 0.677 - - -

Cv 2.11 4.16 8.97 16.9 28.4 42.5 55.8 68.2 78.5 84.0 0.

3 & 4 x 3 2-5/16 58.7 1-1/2 38 Kv 1.83 3.60 7.76 14.6 24.6 36.8 48.3 59.0 67.9 72.7 - - -3 & 4 x 3 2 5/16 58.7 1 1/2 38XT 0.828 0.710 0.672 0.731 0.723 0.689 0.731 0.766 0.723 0.706 - - -

Cv 2.75 8.60 11.8 16.6 26.8 42.3 59.8 78.9 106 116 0.88

4 & 6 x 4 2-7/8 73.0 2 51 Kv 2.38 7.44 10.2 14.4 23.2 36.6 51.7 68.2 91.7 100.3 - - -4 & 6 x 4 2 7/8 73.0 2 51XT - - - 0.608 0.636 0.640 0.570 0.537 0.578 0.664 0.693 0.779 - - -

Cv 6.81 16.5 30.5 58.0 109 175 228 256 275 281 0.88

6 & 8 x 6 4-3/8 111.1 3 76 Kv 5.89 14.3 26.4 50.2 94.3 151 197 221 238 243 - - -6 & 8 x 6 4 3/8 111.1 3 76XT 0.677 0.632 0.593 0.570 0.574 0.601 0.624 0.644 0.693 0.697 - - -

1. At 100% travel.

Design EHS

Linear & Equal

Class 2500

Percentage Cages

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1990, 1998;All Rights Reserved

October 1998Page EH - 7

Catalog 12Fisher, Fisher-Rosemount, and Micro-Form are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

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Class 900 & 1500 Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.062 0.095 0.137 0.209 0.309 0.438 0.630 0.894 1.22 1.61 0.96

1/4 6.4 3/4 19 Kv 0.054 0.082 0.119 0.181 0.267 0.379 0.545 0.773 1.06 1.39 - - -1/4 6.4 3/4 19XT 1.31 1.12 1.00 0.792 0.668 0.611 0.611 0.609 0.606 0.610 - - -

Cv 0.269 0.404 0.555 0.738 1.03 1.52 2.18 3.10 4.23 5.39 0.97

3/4 19 Kv 0.233 0.349 0.480 0.638 0.891 1.31 1.89 2.68 3.66 4.66 - - -

1/2 12 7

3/4 19XT 0.789 0.708 0.702 0.650 0.626 0.572 0.583 0.606 0.646 0.713 - - -

1/2 12.7Cv 0.310 0.470 0.620 0.930 1.43 2.94 3.53 4.96 5.58 6.20 0.95

7/8(2) 22(2) Kv 0.268 0.407 0.536 0.804 1.24 2.54 3.05 4.29 4.83 5.36 - - -7/8 22XT 0.631 0.620 0.631 0.633 0.627 0.384 0.629 0.634 0.702 0.631 - - -

1, Cv 0.384 0.577 0.941 1.39 2.02 2.93 4.40 6.58 8.45 9.61 0.951,1-1/2 x 1, 3/4 19 Kv 0.332 0.499 0.814 1.20 1.75 2.53 3.81 5.69 7.31 8.31 - - -1 1/2 x 1,& 2 x 1

3/4 19 1

3/4 19XT 0.532 0.774 0.714 0.587 0.579 0.584 0.588 0.607 0.672 0.773 - - -

3/4 19.1Cv 0.385 0.704 1.21 1.98 3.08 4.62 6.82 9.02 10.1 11.0 0.94

7/8(2) 22(2) Kv 0.333 0.609 1.05 1.71 2.66 4.00 5.90 7.80 8.74 9.52 - - -7/8 22XT 0.780 0.776 0.775 0.777 0.783 0.778 0.780 0.738 0.832 0.778 - - -

Cv 0.921 1.32 1.65 2.15 2.93 4.21 6.08 8.13 11.0 12.2 0.96

3/4 19 Kv 0.797 1.14 1.43 1.86 2.53 3.64 5.26 7.03 9.52 10.6 - - -

1 25 4

3/4 19XT 0.663 0.648 0.829 0.881 0.980 0.937 0.966 1.00 0.839 0.773 - - -

1 25.4Cv 0.910 1.43 1.95 3.06 4.55 7.15 9.75 11.7 12.4 13.0 0.93

7/8(2) 22(2) Kv 0.787 1.24 1.69 2.65 3.94 6.18 8.43 10.1 10.7 11.2 - - -7/8 22XT 0.744 0.743 0.742 0.736 0.744 0.740 0.742 0.742 0.738 0.742 - - -

Cv 0.980 1.39 1.90 2.88 4.73 8.17 14.0 19.8 23.9 26.7 0.89

3/4 19 Kv 0.848 1.20 1.64 2.49 4.09 7.07 12.1 17.1 20.7 23.1 - - -

1 1/4 31 8

3/4 19XT 0.559 0.582 0.623 0.578 0.509 0.526 0.651 0.773 0.714 0.715 - - -

1-1/4 31.8Cv 1.10 1.70 2.94 5.60 12.2 19.8 24.6 28.2 30.7 32.0 0.89

1(2) 25(2) Kv 0.952 1.47 2.54 4.84 10.6 17.1 21.3 24.4 26.6 27.7 - - -

2 &

1 25XT 0.594 0.619 0.572 0.473 0.603 0.692 0.744 0.686 0.659 0.686 - - -2 &

3 x 2 Cv 1.39 2.33 3.75 6.44 13.6 22.7 30.6 36.6 41.2 44.1 0.95

1-1/8 29 Kv 1.20 2.02 3.24 5.57 11.8 19.6 26.5 31.7 35.6 38.1 - - -

1 1/2 38 1

1 1/8 29XT 0.598 0.608 0.640 0.579 0.522 0.740 0.779 0.801 0.807 0.802 - - -

1-1/2 38.1Cv 1.64 3.33 6.56 16.5 28.1 36.5 42.6 45.7 48.1 50.1 0.96

1-1/2(2) 38(2) Kv 1.42 2.88 5.67 14.3 24.3 31.6 36.8 39.5 41.6 43.3 - - -1 1/2 38XT 0.631 0.586 0.647 0.660 0.807 0.805 0.817 0.835 0.799 0.745 - - -

1. At 100% travel.2. Travels identified with this superscript are modified equal percentage characteristic. All other travels are equal percentage.

Design EHS

Micro-Formt Valve Plug

Classes 900 & 1500

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Class 2500 Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.072 0.106 0.163 0.232 0.324 0.449 0.626 0.871 1.22 1.58 0.91

1/4 6.4 3/4 19 Kv 0.062 0.092 0.141 0.201 0.280 0.388 0.541 0.753 1.06 1.37 - - -1/4 6.4 3/4 19XT 0.778 0.717 0.421 0.474 0.513 0.540 0.558 0.566 0.569 0.644 - - -

Cv 0.220 0.360 0.532 0.746 1.04 1.50 2.15 3.06 4.15 5.37 0.92

3/4 19 Kv 0.190 0.311 0.460 0.645 0.900 1.30 1.86 2.65 3.59 4.65 - - -

1/2 12 7

3/4 19XT 0.893 0.803 0.748 0.636 0.633 0.637 0.644 0.642 0.661 0.718 - - -

1,1/2 12.7

Cv 0.254 0.445 0.636 0.890 1.40 2.23 3.50 4.77 5.72 6.36 0.931,1-1/2 x 1, 7/8(2) 22(2) Kv 0.220 0.385 0.550 0.770 1.21 1.93 3.03 4.13 4.95 5.50 - - -1 1/2 x 1,& 2 x 1

7/8 22XT 0.632 0.627 0.630 0.632 0.629 0.628 0.629 0.626 0.633 0.630 - - -

Cv 0.441 0.681 1.04 1.59 2.36 3.43 4.81 6.43 7.84 8.91 0.88

3/4 19 Kv 0.381 0.589 0.900 1.38 2.04 2.97 4.16 5.56 6.78 7.71 - - -

3/4 19 1

3/4 19XT 0.782 0.725 0.652 0.548 0.519 0.506 0.514 0.641 0.651 0.648 - - -

3/4 19.1Cv 0.550 0.721 1.24 1.85 2.78 4.43 6.70 8.45 9.27 10.3 0.84

7/8(2) 22(2) Kv 0.476 0.624 1.07 1.60 2.40 3.83 5.80 7.31 8.02 8.91 - - -7/8 22XT 0.516 0.693 0.581 0.587 0.586 0.589 0.585 0.583 0.587 0.585 - - -

Cv 0.653 1.19 1.89 2.89 4.50 7.08 10.9 15.9 20.0 21.5 0.95

7/8 22 Kv 0.565 1.03 1.63 2.50 3.89 6.12 9.43 13.8 17.3 18.6 - - -

2 &1 25 4

7/8 22XT 0.809 0.812 0.814 0.809 0.810 0.811 0.817 0.806 0.810 0.810 - - -2 &

3 x 2 1 25.4Cv 0.884 1.67 2.86 4.96 9.08 15.6 20.9 23.0 23.9 24.2 0.92

1-1/8(2) 29(2) Kv 0.765 1.44 2.47 4.29 7.85 13.5 18.1 19.9 20.7 20.9 - - -1 1/8 29XT 0.696 0.700 0.698 0.700 0.696 0.700 0.697 0.745 0.714 0.700 - -

1. At 100% travel.2. Travels identified with this superscript are modified equal percentage characteristic. All other travels are equal percentage.

Design EHS

Micro-Formt Valve Plug

Class 2500

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Classes 900 and 1500 LinearCharacteristic

Valve Port Maximum Flow Min Valve Opening Percent of Total TravelTrimSt

ValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Min.Throttling

Valve Opening—Percent of Total TravelFL(3)Stage

Size,Inches Inches mm Inches mm

Coeffi-cient

ThrottlingCv(2) 10 20 30 40 50 60 70 80 90 100

FL(3)

1 1 1/2 x 1 & 2 x 1(1) 7/8 22 2 1 1/2 38Cv 0.360 0.080 0.590 1.40 2.30 3.10 4.00 4.70 5.40 6.10 6.54 0.98

1, 1-1/2 x 1, & 2 x 1(1) 7/8 22.2 1-1/2 38Kv 0.311 0.069 0.510 1.21 1.99 2.68 3.46 4.07 4.67 5.28 5.66 - - -

2 & 3 x 2 1 3/4 44 5 2 51Cv 0.580 0.60 2.00 3.61 5.32 7.03 8.61 10.3 12.0 13.5 14.3 0.98

2 & 3 x 2 1-3/4 44.5 2 51Kv 0.502 0.519 1.73 3.12 4.60 6.08 7.45 8.91 10.4 11.7 12.4 - - -

Two3 & 4 x 3 2 1/2 63 5 2 1/2 64

Cv 0.720 1.46 4.98 9.24 13.2 17.0 20.7 24.7 28.5 31.9 34.4 0.98TwoStage 3 & 4 x 3 2-1/2 63.5 2-1/2 64

Kv 0.623 1.26 4.31 7.99 11.4 14.7 17.9 21.4 24.7 27.6 29.8 - - -g

4 & 6 x 4 3 7/16 87 3 3 76Cv 0.900 2.61 9.01 15.6 21.8 28.3 34.3 40.4 46.4 52.2 58.1 0.98

4 & 6 x 4 3-7/16 87.3 3 76Kv 0.778 2.26 7.79 13.5 18.9 24.5 29.7 34.9 40.1 45.2 50.3 - - -

6 & 8 x 6 5 1/4 133 4 4 102Cv 1.72 7.50 20.7 33.8 47.0 60.1 73.3 87.0 100 112 123 0.98

6 & 8 x 6 5-1/4 133.4 4 102Kv 1.49 6.49 17.91 29.2 40.7 52.0 63.4 75.3 86.5 96.9 106.4 - - -

1 1 1/2 x 1 & 2 x 1Cv - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

1, 1-1/2 x 1, & 2 x 1 - - - - - - - - - - - -Kv - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2 & 3 x 2 1 25 4 2 51Cv 0.590 0.560 1.30 2.20 3.10 3.90 4.80 5.60 6.50 7.30 7.40 0.99

2 & 3 x 2 1 25.4 2 51Kv 0.510 0.484 1.12 1.90 2.68 3.37 4.15 4.84 5.62 6.31 6.40 - - -

Three3 & 4 x 3 1 7/8 47 6 2 1/2 64

Cv 1.20 1.45 3.30 4.50 6.20 8.00 9.80 11.4 12.8 14.2 15.6 0.99ThreeStage 3 & 4 x 3 1-7/8 47.6 2-1/2 64

Kv 1.04 1.25 2.85 3.89 5.36 6.92 8.48 9.86 11.1 12.3 13.5 - - -g

4 & 6 x 4 2 7/8 73 0 3 76Cv 1.70 2.80 5.50 8.30 11.0 13.9 16.7 19.4 22.2 25.0 27.8 0.99

4 & 6 x 4 2-7/8 73.0 3 76Kv 1.47 2.42 4.76 7.18 9.52 12.0 14.4 16.8 19.2 21.6 24.0 - - -

6 & 8 x 6 4 9/16 115 9 4 102Cv 3.10 6.10 13.2 19.8 26.1 34.1 41.5 48.2 54.5 60.9 65.0 0.99

6 & 8 x 6 4-9/16 115.9 4 102Kv 2.68 5.28 11.4 17.1 22.6 29.5 35.9 41.7 47.1 52.7 56.2 - - -

1. Cavitrol III trim in the Class 1500 and 2500, 1-inch, two-stage and in the Class 2500, 2-inch, three-stage body sizes uses unbalanced valve plugs. Thses sizes and constructionsare Design EHS valves; all other valves in this table are Design EHT valves.2. Valves should not be required to throttle at a Cv less than the specified minimum of Cv for an extended period. Erosion damage to the valve seats might result.3. At 100 percent travel.

Notes:

All other Design EHT flow coefficients are identical to Design EHD coefficients. Referto Design EHD information using all flange ratings and cage styles.

In applications where pressure drop decreases with travel, consider using character-ized Cavitrol III cages. Contact your Fisher Controls sales office or sales representativefor assistance.

Design EHS & EHT(1)CavitrolRRRR III Cage

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Class 2500 LinearCharacteristic

Valve Port Maximum Flow Min Valve Opening Percent of Total TravelTrimSt

ValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Min.Throttling

Valve Opening—Percent of Total TravelFL(3)Stage

Size,Inches Inches mm Inches mm

Coeffi-cient

ThrottlingCv(2) 10 20 30 40 50 60 70 80 90 100

FL(3)

1 1 1/2 x 1 & 2 x 1(1) 5/8 15 9 1 1/4 32Cv 0.210 0.170 0.480 1.00 1.60 2.20 2.70 3.20 3.70 4.10 4.30 0.98

1, 1-1/2 x 1, & 2 x 1(1) 5/8 15.9 1-1/4 32Kv 0.182 0.147 0.415 0.865 1.38 1.90 2.34 2.77 3.20 3.55 3.72 - - -

2 & 3 x 2 1 1/4 31 8 2 51Cv 0.410 0.460 1.60 2.90 4.10 5.30 6.50 7.70 8.80 9.70 10.1 0.98

2 & 3 x 2 1-1/4 31.8 2 51Kv 0.355 0.398 1.38 2.51 3.55 4.58 5.62 6.66 7.61 8.39 8.74 - - -

Two3 & 4 x 3 1 7/8 47 6 2 1/2 64

Cv 0.610 0.990 3.80 6.60 9.40 12.1 14.9 17.6 20.1 22.7 24.1 0.98TwoStage 3 & 4 x 3 1-7/8 47.6 2-1/2 64

Kv 0.528 0.856 3.29 5.71 8.13 10.5 12.9 15.2 17.4 19.6 20.8 - - -g

4 & 6 x 4 2 7/8 73 0 2 3/4 70Cv 0.910 2.10 7.10 12.2 17.2 22.3 27.2 32.2 37.3 42.1 43.9 0.98

4 & 6 x 4 2-7/8 73.0 2-3/4 70Kv 0.787 1.82 6.14 10.6 14.9 19.3 23.5 27.9 32.3 36.4 38.0 - - -

6 & 8 x 6 4 3/8 111 1 3 3/4 95Cv 1.50 4.60 12.8 20.8 29.0 37.0 44.9 52.9 60.9 69.3 75.8 0.98

6 & 8 x 6 4-3/8 111.1 3-3/4 95Kv 1.30 3.98 11.1 18.0 25.1 32.0 38.8 45.8 52.7 59.9 65.6 - - -

1 1 1/2 x 1 & 2 x 1Cv - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

1, 1-1/2 x 1, & 2 x 1 - - - - - - - - - - - -Kv - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

2 & 3 x 2 5/8 15 9 2 51Cv 0.420 0.280 0.740 1.20 1.60 2.00 2.50 2.90 3.30 3.60 3.70 0.99

2 & 3 x 2 5/8 15.9 2 51Kv 0.363 0.242 0.640 1.04 1.38 1.73 2.16 2.51 2.85 3.11 3.20 - - -

Three3 & 4 x 3 1 5/16 33 3 2 1/2 64

Cv 0.730 1.44 2.67 4.06 5.37 6.67 7.93 9.26 10.5 11.8 13.1 0.99ThreeStage 3 & 4 x 3 1-5/16 33.3 2-1/2 64

Kv 0.631 1.25 2.31 3.51 4.65 5.77 6.86 8.01 9.08 10.2 11.3 - - -g

4 & 6 x 4 2 5/16 58 7 2 3/4 70Cv 1.00 1.00 3.90 6.50 8.90 11.7 14.4 16.9 19.0 20.3 20.8 0.99

4 & 6 x 4 2-5/16 58.7 2-3/4 70Kv 0.865 0.865 3.37 5.62 7.70 10.1 12.5 14.6 16.4 17.6 18.0 - - -

6 & 8 x 6 4 3/8 111 1 3 3/4 95Cv 2.80 5.50 14.7 22.7 29.5 35.8 42.0 49.1 56.3 63.5 66.7 0.99

6 & 8 x 6 4-3/8 111.1 3-3/4 95Kv 2.42 4.76 12.7 19.6 25.5 31.0 36.3 42.5 48.7 54.9 57.7 - - -

1. Cavitrol III trim in the Class 1500 and 2500, 1-inch, two-stage and in the Class 2500, 2-inch, three-stage body sizes uses unbalanced valve plugs. Thses sizes and constructionsare Design EHS valves; all other valves in this table are Design EHT valves.2. Valves should not be required to throttle at a Cv less than the specified minimum of Cv for an extended period. Erosion damage to the valve seats might result.3. At 100 percent travel.

Notes:

All other Design EHT flow coefficients are identical to Design EHD coefficients. Referto Design EHD information using all flange ratings and cage styles.

In applications where pressure drop decreases with travel, consider using character-ized Cavitrol III cages. Contact the Fisher sales office or sales representative for assis-tance.

Design EHS & EHT(1)

CavitrolRRRR III Cage

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October 1998Page EH - 11 / EH - 12

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Quick Opening Cage

Design ESClasses 125 - 600

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January 2001Page ES-1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Quick Opening - Flow Up Quick OpeningCharacteristic

Port MaximumValve Opening Percent of Total Travel

Valve

PortDiameter

MaximumTravel

FlowValve Opening—Percent of Total Travel

ValveSize,Inches Inches mm Inches(1) mm(1)

FlowCoeffi-cient

Coeffs.for 1/4 in.(6 mm)Travel(2)

10 20 30 40 50 60 70 80 90 100FL(3)

Cv 6.27 4.00 5.63 6.22 6.35 6.44 6.48 6.52 6.53 6.53 6.53 0.88

1/2 1-5/16 33.3 3/4 19 Kv 5.42 3.46 4.87 5.38 5.49 5.57 5.61 5.64 5.65 5.65 5.65 - - -1/2 1 5/16 33.3 3/4 19XT 0.665 0.681 0.711 0.653 0.651 0.640 0.632 0.624 0.622 0.622 0.622 - - -

Cv 12.3 4.94 8.80 11.8 13.1 13.8 14.1 14.2 14.2 14.2 14.2 0.83

3/4 1-5/16 33.3 3/4 19 Kv 10.6 4.27 7.61 10.2 11.3 11.9 12.2 12.3 12.3 12.3 12.3 - - -3/4 1 5/16 33.3 3/4 19XT 0.593 0.576 0.688 0.605 0.571 0.552 0.539 0.534 0.534 0.534 0.534 - - -

Cv 16.3 5.24 10.0 15.0 18.4 20.3 21.0 21.1 21.3 21.4 21.4 0.89

1 & 1-1/4 1-5/16 33.3 3/4 19 Kv 14.1 4.53 8.65 13.0 15.9 17.6 18.2 18.3 18.4 18.5 18.5 - - -1 & 1 1/4 1 5/16 33.3 3/4 19XT 0.661 0.540 0.664 0.656 0.660 0.641 0.650 0.663 0.654 0.648 0.650 - - -

Cv 24.4 7.60 15.1 22.3 28.2 33.4 37.0 38.0 38.0 38.0 38.0 0.94

1-7/8 47.6 3/4 19 Kv 21.1 6.57 13.1 19.3 24.4 28.9 32.0 32.9 32.9 32.9 32.9 - - -

1 1/2

1 7/8 47.6 3/4 19XT 0.645 0.577 0.613 0.639 0.684 0.703 0.713 0.743 0.777 0.789 0.789 - - -

1-1/2Cv 18.0 4.83 10.4 16.2 21.4 25.6 28.2 29.8 30.2 30.3 30.4 0.94

1-5/16 33.3 3/4 19 Kv 15.6 4.18 9.00 14.0 18.5 22.1 24.4 25.8 26.1 26.2 26.3 - - -1 5/16 33.3 3/4 19XT 0.605 0.611 0.607 0.588 0.598 0.610 0.651 0.666 0.699 0.708 0.717 - - -

Cv 35.3 14.3 31.1 48.6 59.3 65.2 67.2 67.2 67.2 67.2 67.2 0.93

2-5/16 58.7 1-1/8 29 Kv 30.5 12.4 26.9 42.0 51.3 56.4 58.1 58.1 58.1 58.1 58.1 - - -

2

2 5/16 58.7 1 1/8 29XT 0.607 0.633 0.627 0.619 0.732 0.758 0.771 0.797 0.810 0.810 0.810 - - -

2Cv 18.6 5.12 10.5 16.7 22.2 26.9 30.9 33.9 36.3 38.1 39.4 0.91

1-5/16 33.3 3/4 19 Kv 16.1 4.43 9.08 14.4 19.2 23.3 26.7 29.3 31.4 33.0 34.1 - - -1 5/16 33.3 3/4 19XT 0.560 0.588 0.617 0.565 0.571 0.640 0.722 0.796 0.826 0.785 0.734 - - -

Cv 35.3 21.8 42.0 66.6 83.8 91.1 93.1 93.1 93.1 93.1 93.1 0.91

2-7/8 73.0 1-1/2 38 Kv 30.5 18.9 36.3 57.6 72.5 78.8 80.5 80.5 80.5 80.5 80.5 - - -

2 1/2

2 7/8 73.0 1 1/2 38XT 0.675 0.659 0.684 0.720 0.790 0.795 0.827 0.848 0.868 0.868 0.868 - - -

2-1/2Cv 26.1 7.40 15.5 23.3 31.4 39.8 48.4 56.1 61.7 62.3 69.2 0.95

1-7/8 47.6 3/4 19 Kv 22.6 6.40 13.4 20.2 27.2 34.4 41.9 48.5 53.4 53.9 59.9 - - -1 7/8 47.6 3/4 19XT 0.609 0.636 0.599 0.612 0.619 0.692 0.747 0.824 0.859 0.842 - - - - - -

Cv 37.4 23.3 45.5 78.3 106 120 130 136 143 146 150 0.87

3-7/16 87.3 1-1/2 38 Kv 32.4 20.2 39.4 67.7 91.7 104 112 118 124 126 130 - - -

3

3 7/16 87.3 1 1/2 38XT 0.590 0.585 0.592 0.602 0.685 0.740 0.726 0.737 0.731 0.733 0.720 - - -

3Cv 36.3 14.7 32.4 51.2 68.8 83.1 94.3 103 108 112 115 0.91

2-5/16 58.7 1-1/8 29 Kv 31.4 12.7 28.0 44.3 59.5 71.9 81.6 89.1 93.4 96.9 99.5 - - -2 5/16 58.7 1 1/8 29XT 0.564 0.609 0.565 0.565 0.593 0.679 0.729 0.751 0.774 0.785 0.752 - - -

1. When using Type 655-EC as a control valve for on-off service, the maximum travel for sizing purposes is 3/4-inch (19 mm),2. When sizing self-operated regulators, use coefficients listed for 1/4-inch (6 mm) travel.3. At 100% travel.

Restricted trim.

Page 110: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Port MaximumValve Opening Percent of Total Travel

Valve

PortDiameter

MaximumTravel

FlowValve Opening—Percent of Total Travel

ValveSize,Inches Inches mm Inches(1) mm(1)

FlowCoeffi-cient

Coeffs.for 1/4 in.(6 mm)Travel(2)

10 20 30 40 50 60 70 80 90 100FL(3)

Cv 46.3 39.0 77.3 132 174 198 215 225 230 234 235 0.89

4-3/8 111.1 2 51 Kv 40.0 33.7 66.9 114 151 171 186 195 199 202 203 - - -

4

4 3/8 111.1 2 51XT 0.647 0.642 0.691 0.714 0.763 0.768 0.763 0.769 0.775 0.783 0.780 - - -

4Cv 41.2 26.9 47.2 76.4 108 135 156 169 178 181 183 0.88

2-7/8 73.0 1-1/2 38 Kv 35.6 23.3 40.8 66.1 93.4 117 135 146 154 157 158 - - -2 7/8 73.0 1 1/2 38XT 0.613 0.524 0.683 0.669 0.664 0.688 0.741 0.783 0.763 0.752 0.736 - - -

Cv 102 89.9 162 255 322 365 395 418 436 455 469 0.82

7 177.8 2 51 Kv 88.2 77.8 140 221 279 316 342 362 377 394 406 - - -

6

7 177.8 2 51XT 0.642 0.572 0.612 0.601 0.652 0.664 0.677 0.681 0.701 0.698 0.700 - - -

6Cv 66.1 49.8 108 164 217 255 274 282 290 291 302 0.90

4-3/8 111.1 2 51 Kv 57.2 43.1 93.4 142 188 221 237 244 251 252 261 - - -4 3/8 111.1 2 51XT 0.667 0.711 0.630 0.619 0.650 0.724 0.814 0.883 0.883 0.909 0.860 - - -

Cv 122 94.4 205 323 441 539 622 677 720 759 787 0.85

8 8 203.2 2 51 Kv 106 81.7 177 279 381 466 538 586 623 657 681 - - -8 8 203.2 2 51XT 0.616 0.683 0.607 0.575 0.603 0.682 0.726 0.772 0.809 0.814 0.814 - - -

Cv 122 156 337 490 612 700 759 796 827 844 875 0.85

8 8 203.2 3 76 Kv 106 135 292 424 529 606 657 689 715 730 757 - - -8 8 203.2 3 76XT 0.616 0.520 0.561 0.654 0.757 0.804 0.814 0.818 0.801 0.810 0.774 - - -

1. When using Type 655-EC as a control valve for on-off service, the maximum travel for sizing purposes is 3/4-inch (19 mm),2. When sizing self-operated regulators, use coefficients listed for 1/4-inch (6 mm) travel.3. At 100% travel.

Restricted trim.

Design ES

Quick Opening Cage

Classes 125 - 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 2001;All Rights Reserved

January 2001Page ES-2

Catalog 12

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Linear - Flow Up LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 2.27 4.12 6.23 8.54 11.0 13.4 15.8 17.8 19.3 20.1 0.89

1 & 1-1/4 1-5/16 33.3 3/4 19 Kv 1.96 3.56 5.39 7.39 9.52 11.6 13.7 15.4 16.7 17.4 - - -1 & 1 1/4 1 5/16 33.3 3/4 19XT 0.691 0.691 0.690 0.696 0.696 0.708 0.709 0.705 0.702 0.690 - - -

Cv 3.56 7.01 11.1 15.1 19.0 22.9 26.7 30.0 33.1 34.9 0.92

1-7/8 47.6 3/4 19 Kv 3.08 6.06 9.60 13.1 16.4 19.8 23.1 25.9 28.6 30.2 - - -

1 1/2

1 7/8 47.6 3/4 19XT 0.628 0.582 0.604 0.647 0.683 0.699 0.715 0.737 0.741 0.764 - - -

1-1/2Cv 2.42 4.30 6.40 8.77 11.5 14.6 17.8 21.1 24.3 26.9 0.95

1-5/16 33.3 3/4 19 Kv 2.09 3.72 5.54 7.59 9.95 12.6 15.4 18.3 21.0 23.3 - - -1 5/16 33.3 3/4 19XT 0.648 0.682 0.712 0.693 0.664 0.678 0.701 0.732 0.756 0.799 - - -

Cv 8.49 17.1 25.9 35.3 44.4 52.9 59.2 62.0 63.9 65.3 0.91

2-5/16 58.7 1-1/8 29 Kv 7.34 14.8 22.4 30.5 38.4 45.8 51.2 53.6 55.3 56.5 - - -

2

2 5/16 58.7 1 1/8 29XT 0.618 0.635 0.689 0.710 0.723 0.732 0.742 0.759 0.761 0.762 - - -

2Cv 2.22 4.11 6.06 8.25 11.0 14.3 18.0 21.8 26.0 30.9 0.91

1-5/16 33.3 3/4 19 Kv 1.92 3.56 5.24 7.14 9.52 12.4 15.6 18.9 22.5 26.7 - - -1 5/16 33.3 3/4 19XT 0.725 0.694 0.729 0.746 0.688 0.675 0.667 0.686 0.711 0.722 - - -

Cv 10.4 22.2 34.9 47.1 58.2 66.6 73.7 79.3 84.4 86.5 0.93

2-7/8 73.0 1-1/2 38 Kv 9.00 19.2 30.2 40.7 50.3 57.6 63.8 68.6 73.0 74.8 - - -

2 1/2

2 7/8 73.0 1 1/2 38XT 0.672 0.727 0.739 0.776 0.783 0.832 0.858 0.877 0.854 0.866 - - -

2-1/2Cv 3.50 6.85 10.8 14.8 18.9 23.3 28.2 34.1 41.1 48.6 0.93

1-7/8 47.6 3/4 19 Kv 3.03 5.93 9.34 12.8 16.3 20.2 24.4 29.5 35.6 42.0 - - -1 7/8 47.6 3/4 19XT 0.617 0.627 0.679 0.716 0.740 0.752 0.783 0.774 0.778 0.783 - - -

Cv 15.3 34.3 52.8 71.4 87.8 101 112 121 129 135 0.89

3-7/16 87.3 1-1/2 38 Kv 13.2 29.7 45.7 61.8 75.9 87.4 96.9 105 112 117 - - -

3

3 7/16 87.3 1 1/2 38XT 0.607 0.631 0.663 0.694 0.720 0.742 0.762 0.786 0.771 0.751 - - -

3Cv 6.39 13.0 20.7 29.1 38.2 47.9 58.0 68.4 79.3 88.8 0.91

2-5/16 58.7 1-1/8 29 Kv 5.53 11.2 17.9 25.2 33.0 41.4 50.2 59.2 68.6 76.8 - - -2 5/16 58.7 1 1/8 29XT 0.662 0.677 0.704 0.677 0.648 0.646 0.643 0.658 0.714 0.742 - - -

1. At 100% travel.2. If coefficients listed above for the 8 inch linear cage with 2 inch (51 mm) travel are not sufficient for your application, consider using the quick opening cage. The 8 inch quickopening cage with 2 inch (51 mm) travel has approximately a linear characteristic.

Restricted trim.

Design ES

Linear Cage

Classes 125 - 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 2001;All Rights Reserved

January 2001Page ES-3

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 112: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 23.7 46.4 72.9 98.2 122 145 165 183 199 212 0.89

4-3/8 111.1 2 51 Kv 20.5 40.1 63.1 84.9 106 125 143 158 172 183 - - -

4

4 3/8 111.1 2 51XT 0.553 0.619 0.644 0.680 0.713 0.737 0.743 0.823 0.816 0.791 - - -

4Cv 10.6 22.5 35.0 47.5 60.2 73.1 88.0 103 120 139 0.93

2-7/8 73.0 1-1/2 38 Kv 9.17 19.5 30.3 41.1 52.1 63.2 76.1 89.1 104 120 - - -2 7/8 73.0 1 1/2 38XT 0.613 0.671 0.698 0.718 0.718 0.731 0.722 0.751 0.769 0.780 - - -

Cv 55.0 118 180 235 280 312 341 368 390 417 0.81

6 7 177.8 2 51 Kv 47.6 102 156 203 242 270 295 318 337 361 - - -6 7 177.8 2 51XT 0.597 0.683 0.701 0.687 0.767 0.791 0.787 0.792 0.794 0.745 - - -

Cv 15.7 35.8 60.2 86.2 115 146 179 215 247 271 0.89

6 4-3/8 111.1 2 51 Kv 13.6 31.0 52.1 74.6 99.5 126 180 186 214 234 - - -6 4 3/8 111.1 2 51XT 0.678 0.668 0.676 0.683 0.668 0.645 0.668 0.695 0.759 0.817 - - -

Cv 66.6 147 221 292 375 450 522 592 652 701 0.84

8(2) 8 203.2 2 51 Kv 57.6 127 191 253 324 389 452 512 564 606 - - -8 8 203.2 2 51XT 0.758 0.588 0.597 0.637 0.640 0.676 0.702 0.720 0.738 0.757 - - -

Cv 100 213 330 451 553 648 719 773 809 836 0.85

8 8 203.2 3 76 Kv 86.5 184 285 390 478 561 622 669 700 723 - - -8 8 203.2 3 76XT 0.616 0.624 0.669 0.691 0.738 0.747 0.762 0.780 0.787 0.799 - - -

1. At 100% travel.2. If coefficients listed above for the 8 inch linear cage with 2 inch (51 mm) travel are not sufficient for your application, consider using the quick opening cage. The 8 inch quickopening cage with 2 inch (51 mm) travel has approximately a linear characteristic.

Restricted trim.

Design ES

Linear Cage

Classes 125 - 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 2001;All Rights Reserved

January 2001Page ES-4

Catalog 12

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Equal Percentage - Flow Up Equal PercentageCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 0.783 1.29 1.86 2.71 4.18 6.44 9.54 13.1 15.7 17.4 0.95

1 & 1-1/4 1-5/16 33.3 3/4 19 Kv 0.677 1.12 1.61 2.34 3.62 5.57 8.25 11.3 13.6 15.1 - - -1 & 1 1/4 1 5/16 33.3 3/4 19XT 0.754 0.794 0.763 0.670 0.652 0.621 0.630 0.677 0.718 0.721 - - -

Cv 1.54 2.52 3.57 4.94 7.41 11.6 17.2 23.5 28.7 33.4 0.94

1-7/8 47.6 3/4 19 Kv 1.33 2.18 3.09 4.27 6.41 10.0 14.9 20.3 24.8 28.9 - - -

1 1/2

1 7/8 47.6 3/4 19XT 0.674 0.670 0.694 0.731 0.706 0.681 0.698 0.692 0.789 0.793 - - -

1-1/2Cv 0.882 1.35 1.89 2.52 3.68 5.52 8.13 12.0 16.6 21.0 0.96

1-5/16 33.3 3/4 19 Kv 0.763 1.17 1.63 2.18 3.18 4.77 7.03 10.4 14.4 18.2 - - -1 5/16 33.3 3/4 19XT 0.858 0.845 0.867 0.810 0.833 0.755 0.776 0.766 0.766 0.766 - - -

Cv 1.74 3.15 4.72 6.91 10.6 16.3 25.0 36.7 47.8 56.2 0.92

2-5/16 58.7 1-1/8 29 Kv 1.51 2.72 4.08 5.98 9.17 14.1 21.6 31.7 41.3 48.6 - - -

2

2 5/16 58.7 1 1/8 29XT 0.863 0.848 0.849 0.805 0.782 0.778 0.792 0.772 0.847 0.848 - - -

2Cv 0.849 1.34 1.83 2.39 3.43 5.12 7.49 11.2 15.8 20.8 0.91

1-5/16 33.3 3/4 19 Kv 0.734 1.16 1.58 2.07 2.97 4.43 6.48 9.69 13.7 18.0 - - -1 5/16 33.3 3/4 19XT 0.844 0.778 0.803 0.767 0.791 0.764 0.764 0.764 0.755 0.728 - - -

Cv 4.05 7.19 10.6 14.5 21.2 31.6 45.5 64.2 77.7 82.7 0.93

2-7/8 73.0 1-1/2 38 Kv 3.50 6.22 9.17 12.5 18.3 27.3 39.4 55.5 67.2 71.5 - - -

2 1/2

2 7/8 73.0 1 1/2 38XT 0.747 0.768 0.745 0.779 0.764 0.744 0.783 0.802 0.841 0.878 - - -

2-1/2Cv 1.43 2.37 3.34 4.76 7.25 11.3 17.3 24.2 31.8 40.3 0.95

1-7/8 47.6 3/4 19 Kv 1.24 2.05 2.89 4.12 6.27 9.77 15.0 20.9 27.5 34.9 - - -1 7/8 47.6 3/4 19XT 0.664 0.721 0.741 0.765 0.679 0.681 0.678 0.681 0.748 0.744 - - -

Cv 4.05 6.84 10.0 15.0 23.8 37.8 59.0 87.1 110 121 0.89

3-7/16 87.3 1-1/2 38 Kv 3.50 5.92 8.65 13.0 20.6 32.7 51.0 75.3 95.2 105 - - -

3

3 7/16 87.3 1 1/2 38XT 0.768 0.757 0.761 0.757 0.758 0.571 0.754 0.756 0.758 0.757 - - -

3Cv 2.74 3.44 4.86 6.95 10.6 16.5 25.0 37.7 52.7 67.5 0..94

2-5/16 58.7 1-1/8 29 Kv 2.37 2.98 4.20 6.01 9.17 14.3 21.6 32.6 45.6 58.4 - - -2 5/16 58.7 1 1/8 29XT 0.753 0.748 0.756 0.783 0.786 0.741 0.736 0.732 0.737 0.738 - - -

Cv 6.56 11.4 17.3 27.0 42.2 66.4 103 146 184 203 0.91

4-3/8 111.1 2 51 Kv 5.67 9.86 15.0 23.4 36.5 57.4 89.1 126 159 176 - - -

4

4 3/8 111.1 2 51XT 0.722 0.717 0.739 0.772 0.738 0.718 0.718 0.736 0.792 0.822 - - -

4Cv 3.96 7.14 10.6 14.5 21.1 31.7 48.0 69.7 95.6 121 0.94

2-7/8 73.0 1-1/2 38 Kv 3.43 6.18 9.17 12.5 18.3 27.4 41.5 60.3 82.7 105 - - -2 7/8 73.0 1 1/2 38XT 0.792 0.803 0.770 0.767 0.760 0.725 0.703 0.717 0.763 0.764 - - -

1. At 100% travel.Restricted trim.

Design ES

Equal Percentage Cage

Classes 125 - 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 2001;All Rights Reserved

January 2001Page ES-5

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 114: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelFL(1)Size,

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

FL(1)

Cv 13.2 24.6 41.1 62.5 97.1 155 223 286 326 357 0.86

7 177.8 2 51 Kv 11.4 21.3 35.6 54.1 84.0 134 193 247 282 309 - - -

6

7 177.8 2 51XT 0.723 0.737 0.767 0.846 0.803 0.781 0.808 0.826 0.847 0.816 - - -

6Cv 4.96 9.02 14.0 24.2 39.4 60.8 94.6 144 199 233 0.91

4-3/8 111.1 2 51 Kv 4.29 7.80 12.1 20.9 34.1 52.6 81.8 125 172 202 - - -4 3/8 111.1 2 51XT 0.842 0.792 0.778 0.709 0.723 0.739 0.729 0.706 0.719 0.806 - - -

Cv 18.8 33.6 53.6 79.8 114 168 242 345 467 570 0.85

8 8 203.2 2 51 Kv 16.3 29.1 46.4 69.0 98.6 145 209 298 404 493 - - -8 8 203.2 2 51XT 0.874 0.865 0.769 0.748 0.731 0.697 0.712 0.707 0.697 0.694 - - -

Cv 25.9 53.3 97.8 178 299 461 618 727 768 808 0.85

8 8 203.2 3 76 Kv 22.4 46.1 84.6 154 259 399 535 629 664 699 - - -8 8 203.2 3 76XT 0.825 0.728 0.681 0.616 0.678 0.716 0.735 0.793 0.825 0.827 - - -

1. At 100% travel.Restricted trim.

Design ES

Equal Percentage Cage

Classes 125 - 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 2001;All Rights Reserved

January 2001Page ES-6

Catalog 12

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Whisper Trim I LinearCharacteristic

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,(1)

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelSize,(1)Inches Inches mm Inches mm

Coeffi-cient 10 20 30 40 50 60 70 80 90 100

Cv 3.16 6.97 11.8 15.1 16.5 17.2 17.3 17.4 17.4 18.4

1 & 1-1/4 1-5/16 33.3 3/4 19 Kv 2.73 6.03 10.2 13.1 14.3 14.9 15.0 15.1 15.1 15.91 & 1 1/4 1 5/16 33.3 3/4 19XT 0.828 0.747 0.553 0.570 0.645 0.667 0.686 0.694 0.709 0.678

Cv 3.42 8.78 14.6 22.2 27.7 31.6 34.0 35.1 36.0 37.2

1-7/8 47.6 3/4 19 Kv 2.96 7.59 12.6 19.2 24.0 27.3 29.4 30.4 31.1 32.2

1 1/2

1 7/8 47.6 3/4 19XT 0.635 0.649 0.594 0.455 0.457 0.504 0.563 0.625 0.648 0.640

1-1/2Cv 2.84 6.74 11.3 17.4 22.1 25.6 27.7 28.7 29.1 29.3

1-5/16 33.3 3/4 19 Kv 2.46 5.83 9.77 15.1 19.1 22.1 24.0 24.8 25.2 25.31 5/16 33.3 3/4 19XT 0.669 0.709 0.563 0.424 0.401 0.428 0.487 0.569 0.661 0.711

Cv 8.27 21.8 35.3 47.3 55.1 60.2 63.2 65.3 66.8 67.8

2-5/16 58.7 1-1/8 29 Kv 7.15 18.9 30.5 40.9 47.7 52.1 54.7 56.5 57.8 58.6

2

2 5/16 58.7 1 1/8 29XT 0.647 0.411 0.347 0.352 0.409 0.499 0.577 0.622 0.647 0.656

2Cv 3.62 7.07 12.2 18.4 23.3 27.6 31.1 34.0 35.8 37.0

1-5/16 33.3 3/4 19 Kv 3.13 6.12 10.6 15.9 20.2 23.9 26.9 29.4 31.0 32.01 5/16 33.3 3/4 19XT 0.620 0.769 0.559 0.420 0.390 0.396 0.408 0.440 0.475 0.494

Cv 12.8 33.9 55.0 70.6 80.0 85.4 88.5 90.3 91.1 91.7

2-7/8 73.0 1-1/2 38 Kv 11.1 29.3 47.6 61.1 69.2 73.9 76.6 78.1 78.8 79.3

2 1/2

2 7/8 73.0 1 1/2 38XT 0.766 0.476 0.377 0.388 0.460 0.540 0.590 0.631 0.660 0.669

2-1/2Cv 3.07 8.65 15.3 23.4 31.2 36.8 43.4 48.3 52.1 55.8

1-7/8 47.6 3/4 19 Kv 2.66 7.48 13.2 20.2 27.0 31.8 37.5 41.8 45.1 48.31 7/8 47.6 3/4 19XT 0.766 0.766 0.613 0.450 0.384 0.389 0.380 0.399 0.420 0.428

Cv 11.1 36.0 60.3 81.9 99.6 111 119 124 128 131

3-7/16 87.3 1-1/2 38 Kv 9.60 31.1 52.2 70.8 86.2 96.0 103 107 111 113

3

3 7/16 87.3 1 1/2 38XT 0.766 0.649 0.451 0.415 0.416 0.469 0.522 0.566 0.595 0.603

3Cv 6.63 18.1 30.8 43.4 56.1 67.1 77.8 87.2 95.9 102

2-5/16 58.7 1-1/8 29 Kv 5.73 15.7 26.6 37.5 48.5 58.0 67.3 75.4 83.0 88.22 5/16 58.7 1 1/8 29XT 0.766 0.662 0.483 0.424 0.395 0.387 0.385 0.387 0.395 0.397

Cv 25.1 56.5 85.6 111 128 139 147 151 208 211

4-3/8 111.1 2 51 Kv 21.7 48.9 74.0 96.0 111 120 127 131 180 183

4

4 3/8 111.1 2 51XT 1.222 0.807 0.683 0.680 0.786 0.909 1.017 1.109 0.635 0.645

4Cv 12.8 33.9 56.6 76.4 96.3 114 130 143 156 164

2-7/8 73.0 1-1/2 38 Kv 11.1 29.3 49.0 66.1 83.3 98.6 112 124 135 1422 7/8 73.0 1 1/2 38XT 0.766 0.471 0.350 0.332 0.317 0.325 0.331 0.349 0.361 0.377

Cv 54.1 114 174 231 281 319 349 369 387 401

6 7 177.8 2 51 Kv 46.8 98.6 151 200 243 276 302 319 335 3476 7 177.8 2 51XT 0.407 0.453 0.409 0.367 0.383 0.419 0.450 0.487 0.514 0.532

Cv 84.6 229 360 462 531 607 660 695 712 735

3 76 Kv 73.2 198 311 400 459 525 571 601 616 636

8 8 203 2

3 76XT 0.729 0.409 0.346 0.354 0.410 0.451 0.507 0.560 0.602 0.633

8 8 203.2Cv 132 318 464 566 641 693 724 742 760 773

4 29 Kv 114 275 401 490 554 599 626 642 657 6694 29XT 0.499 0.358 0.371 0.422 0.482 0.542 0.604 0.659 0.682 0.675

1. 6-inch E-body with restricted Whisper Trim not available. Use EW body where this trim is desired.- Restricted trim.

Design ES

Whisper TrimR I Cage

Classes 125 - 600

Flow Up through the Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 2001;All Rights Reserved

January 2001Page ES-7

Catalog 12Fisher, Fisher-Rosemount, and Whisper Trim are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

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Whisper Trim III LinearCharacteristic (1)

Valve Port Maximum Flow Valve Opening Percent of Total TravelValveSize,(2)

PortDiameter

MaximumTravel

FlowCoeffi-

Valve Opening—Percent of Total TravelXT(3)Size,(2)

Inches Inches mm Inches mmCoeffi-cient 10 20 30 40 50 60 70 80 90 100

XT(3)

A3 ∆∆∆∆P/P1±±±±0.6

6 5 3/8 136 5 3 76Cv 4.67(4) 74.0 111 147 183 219 254 288 322 353 0.563

6 5-3/8 136.5 3 76Kv 4.04 64.0 96.0 127 158 189 220 249 279 305 - - -

B3 ∆∆∆∆P/P1±±±±0.75

6 5 3/8 136 5 3 76Cv 4.67(4) 41.3 61.7 82.3 103 123 144 164 184 203 0.563

6 5-3/8 136.5 3 76Kv 4.04 35.7 53.4 71.2 89.1 106 125 142 159 176 - - -

C3 ∆∆∆∆P/P1±±±±0.85

6 5 3/8 136 5 3 76Cv 4.67(4) 28.0 41.3 55.3 69.3 83.0 97.0 110 124 138 0.563

6 5-3/8 136.5 3 76Kv 4.04 24.2 35.7 47.8 59.9 71.8 83.9 95.2 107 119 - - -

D3 ∆∆∆∆P/P1±±±±0.99

6 5 3/8 136 5 3 76Cv 4.67(4) 6.67 9.50 19.9 31.4 46.0 61.0 75.7 89.7 104 0.563

6 5-3/8 136.5 3 76Kv 4.04 5.77 8.22 17.2 27.2 39.8 52.8 65.5 77.6 90.0 - - -

1. Level D exhibits an equal percentage characteristic for the first 1-1/2 inches (38 mm) of travel, then linear characteristic.2. 6-inch E-body with restricted Whisper Trim not available. Use EW body where this trim is desired.3. This column lists XT factors for Whisper Trim III cages at 100% travel.4. This coefficient is minimum rather than 10% open. Valves should not be required to throttle at less than the speicified minimum coefficient for an extended period of time. Erosiondamage to the valve may result.

Design ES

Whisper TrimR III Cage

Classes 125 - 600

Flow Up through the Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 2001;All Rights Reserved

January 2001Page ES-8

Catalog 12

Page 117: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

51=#%",/R 666 51<&3BH>&R ,-

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G?,,&

!"#"$%& '(51=#%",/7 2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$J%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T31"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

!$"HH :77 L 0$%O 3%OR +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# -%#"$ D>R>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

-%#"$-F"AB$

D>R>MGM-SF%##$>R&

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+WIXC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM-SF%##$>R&

!AW'X!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+WIX

1RB C#"&B

8 8 DY8F EE E 8 CD H 8 95= B)CD B)HG C)EF D)BH N)EF 9)HN 88)C 8E)8 8H)F 8D)D B)9B

8 8JDY8F EE)E 8 CD)H 8)9<1 ='A&D ='>&? A'=> >'CD D'C@ B'&E E'DE &&'C &A'D &C'> F F F

8 8YC 8 NYG HN F NYG CC C C D5= B)D9 B)NC C)DH F)BE 9)EC 8C)G 8D)F 8G)C CB)G CC)D B)9E

8J8YC 8JNYG HN)F NYG CC)C C)D<1 ='?&= ='DAC A'A= ?'AA B'=D &&'& &C'? &?'@ &B'= &E'? F F F

C C DY8F DG N 8 8YG CG F E 95= B)GH 8)H9 F)FG 8C)E 8N)E CC)8 CF)N EB)9 EH)H EF)8 B)9E

C CJDY8F DG)N 8J8YG CG)F E)9<1 ='@A@ &'AE ?'@B &='D &?'= &E'& AC'& AD'@ AE'B C&'A F F F

C 8YC C NYG NE B 8 8YC EG 8LCM H C5= B)GH F)GE 8F)C CD)B EE)B H8)C HG)G DD)D F8)N FH)H B)98

CJ8YC CJNYG NE)B 8J8YC EG)8LCM H)C<1 ='@A@ ?'E& &>'= A&'D AB'? C?'D >A'A >B'= ?C'> ??'@ F F F

E E NY8F GN E 8 DYG H8 ELCM H F5= 8)FD 8B)G CC)E EH)E HD)E DD)D FH)N NC)N GB)B GF)N B)G9

E EJNY8F GN)E 8JDYG H8)ELCM H)F<1 &'>C E'C> &E'C AE'@ CE'A >B'= ?D'= DA'E DE'A @?'= F F F

H H EYG 888 8 C 8YG DH BLCM D C5= E)HN CC)N HE)E FE)H G8)G 8BB 88F 8E8 8HH 8D8 B)9B

H HJEYG 888)8 CJ8YG DH)BLCM D)C<1 C'== &E'D C@'? ?>'B @='B BD'? &== &&C &A? &C& F F F

F N 8NN G C 8YH DN C 8B5= H)F EB)B FD)E 99)N 8EH 8FD 89D C89 CH8 CD9 B)98

F N 8NN)G CJ8YH DN)C 8B<1 >'= A?'E ?D'? BD'A &&D &>C &DE &BE A=B AA> F F F

G G CBE C E EYG GD N 8D5= 8F)C NB)C 8CH 8NF CCN CNF ECH ENB H8C HE9 B)9H

G G CBE)C EJEYG GD)N 8D<1 &>'= D='@ &=@ &?A &ED ACE AB= CA= C?D CB= F F F

-O% C#"&B

8 8 CD H 8 CD B CG5= B)88 B)H8 8)BG 8)ND C)HE E)8B E)NG H)HD D)8C D)GB B)9G

8 8 CD)H 8 CD B)CG<1 ='=E? ='C?? ='EC> &'?& A'&= A'DB C'A@ C'B? >'>C ?'=A F F F

8 8YC 8 DY8F EE E 8 8YC EG B HH5= B)CC 8)CB C)CE E)CF H)C9 D)E8 F)EDD N)EN G)HB 9)HB B)9G

8J8YC 8JDY8F EE)E 8J8YC EG B)HH<1 ='&E &'=> &'EC A'BA C'@& >'?E ?'?= D'CB @'A@ B'&C F F F

C 8 NYG HN F C D8 B 9C5= B)GB E)BD D)C9 N)DF 9)GE 8C)8 8H)E 8F)D 8G)G C8)B B)9G

C 8JNYG HN)F C D8 B)9C<1 ='DEA A'D> >'?B D'?> B'?= &='? &A'> &>'C &D'C &B'A F F F

C 8YC C DY8F DG N C 8YC FH 8 8B5= 8)ND D)CD G)N8 8C)C 8D)F 89)8 CC)F CF)8 C9)F EE)B B)9G

CJ8YC CJDY8F DG)N CJ8YC FH 8)8B<1 &'?& >'?> @'?C &='D &C'? &D'? &E'? AA'D A?'D AB'? F F F

E C NYG NE B E NF 8 CB5= E)8H G)CE 8E)E 8G)D CE)D CG)N EE)G EG)9 HH)B H9)B B)9G

E CJNYG NE)B E NF 8)CB<1 A'@A @'&A &&'? &D'= A='C A>'B AE'A CC'D CB'& >A'> F F F

H C NYG NE B H 8BC 8 9B5= C)GE 88)C 89)H CN)H ED)D HE)C DB)D DN)8 FE)C F9)B B)9G

H CJNYG NE)B H 8BC 8)9B<1 A'>? E'DE &D'B AC'@ C='@ C@'> >C'@ >E'> ?>'@ ?E'@ F F F

F D EYG 8EF D H 8BC E BB5= F)BD CC)D EG)B DE)N F9)H GD)C 8BB 88D 8EB 8HH B)9G

F DJEYG 8EF)D H 8BC E)BB<1 ?'AC &E'? CA'E >D'? D='= @C'@ BD'? EE'? &&A &A? F F F

G N 8NN G F 8DC N BB5= 89)G HN)D NH)D 8B8 8C9 8DF 8GH C88 CEG CFD B)9G

G N 8NN)G F 8DC N)BB<1 &@'& >&'& D>'> B@'> &&A &C? &?E &BC A=D AAE F F F

8) I1/=&3 34,@/' $,% ?& "&O@#"&' %, %4",%%/& 1% 1 5= /&33 %41$ %4& 30&-#R#&' P#$#P@P 5= R," 1$ &]%&$'&' 0&"#,' ,R %#P&) K",3#,$ '1P1<& %, %4& =1/=& 3&1%3 P1. "&3@/%)C) W&33 %41$ R@//. 1=1#/1?/& %"1=&/)E) +% 8BB[ %"1=&/)

6%#BHa *$$ %#SBF #$%&'( )* E$%O ?%BEE>?>BR#H "FB >@BR#>?"$ #% #SB #$%&'( )#8 5BEBF #% #SB #$%&'( )# >RE%FM"#>%R GH>R& "$$ E$"R&B F"#>R&H "R@ ?"&BH#<$BH8 0%F "@@>#>%R"$ #$%&'( )* b%@< >RE%FM"#>%R FBEBF #% [G$$B#>R J'8'a,-8

Page 118: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

A4& \&3#<$ KAJ5 =1/=& 413 R/,S -,&RR#-#&$%3 #'&$%#-1/ %, %4& EJ %4",@<4 GJ#$-43#_&3 ,R %4& \&3#<$ K\ =1/=& S#%4 R@//J3#_&' 0,"%) !/&13& "&R&" %, %4,3& -,&RR#J-#&$%3) 2," 1''#%#,$1/ \&3#<$ KAJ5 =1/=& #$R,"P1%#,$7 "&R&" %, Q@//&%#$D8)8VB"H<LBR 5".,<&$#-)

3BH>&R ,-L!

B"H<LB #3 1 P1"T ,S$&' ?. 2#34&" 5,$%",/36$%&"$1%#,$1/7 6$-)!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899D7 8999:+// ;#<4%3 ;&3&"=&'

!"#$% &'''()*+ G?,.

!"#"$%& '(

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3BH>&R ,-5

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ G?,1-G?,:

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

A4& \&3#<$ KA; =1/=& 413 R/,S -,&RR#-#&$%3 #'&$%#-1/ %, %4& 8JH #$-4 3#_&3 ,R %4&5/133&3 8CDJFBB \&3#<$ K\ =1/=&) !/&13& "&R&" %, %4,3& -,&RR#-#&$%3) 2," 1''#J%#,$1/ \&3#<$ KA; ?,'. #$R,"P1%#,$7 "&R&" %, Q@//&%#$ D8)8VKA)

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Page 121: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Linear CagesFlow Down

Design EUD and EUT-2Class 150, 300, and 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1994, 1998;All Rights Reserved

October 1998Page EU--1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Linear LinearCharacteristic

Valve Port Total Con-- Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

TotalTravel

Con--struc--

FlowCoeffi-

Valve Opening—Percent of Total TravelFLSize,

Inches Inches mm Inches mmstruc--tion(1)

Coeffi-cient Min.(2) 10 20 30 40 50 60 70 80 90 100

FL

Cv 40 155 300 450 610 770 940 1100 1250 1390 1500 0.88

11.00 279.4 4.00 102 SNC Kv 34.6 134 260 389 528 666 813 952 1081 1202 1298 - - -

12

11.00 279.4 4.00 102 SNCXT 0.391 0.609 0.678 0.676 0.645 0.654 0.693 0.746 0.789 0.799 0.792 - - -

12Cv 40 190 375 570 770 980 1180 1360 1500 1570 1570 0.88

11.00 279.4 5.00 127 SNC Kv 34.6 164 324 493 666 848 1021 1176 1298 1358 1358 - - -11.00 279.4 5.00 127 SNCXT 0.391 0.644 0.683 0.644 0.654 0.704 0.769 0.805 0.792 0.775 0.818 - - -

Cv 46 270 520 790 1080 1380 1690 1980 2240 2450 2630 0.88

14.75 374.7 4.00 102 SNC Kv 39.8 234 450 683 934 1194 1462 1713 1938 2119 2275 - - -

16

14.75 374.7 4.00 102 SNCXT 0.391 0.643 0.684 0.667 0.645 0.650 0.664 0.694 0.721 0.749 0.755 - - -

16Cv 46 335 650 1000 1380 1770 2120 2410 2630 2780 2860 0.88

14.75 374.7 5.00 127 SNC Kv 39.8 290 562 865 1194 1531 1834 2085 2275 2405 2474 - - -14.75 374.7 5.00 127 SNCXT 0.391 0.650 0.677 0.652 0.650 0.666 0.709 0.745 0.755 0.739 0.763 - - -

Cv 56 315 625 920 1230 1570 1920 2260 2530 2800 3010 0.89

18.25 436.6 8.00 203 SND Kv 48.4 272 541 796 1064 1358 1661 1955 2188 2422 2604 - - -18.25 436.6 8.00 203 SNDXT 0.391 0.655 0.653 0.673 0.671 0.649 0.650 0.650 0.663 0.667 0.684 - - -

Cv 56 255 670 1030 1460 1930 2370 2780 3100 3390 3650 0.89

18.25 463.6 10.88 276 SND Kv 48.4 221 580 891 1263 1669 2050 2405 2682 2932 3157 - - -18.25 463.6 10.88 276 SNDXT 0.391 0.648 0.656 0.681 0.656 0.649 0.653 0.667 0.690 0.719 0.733 - - -

Cv 56 375 865 1370 1940 2460 2910 3330 3700 4000 4220 0.89

18.25 463.6 14.88 378 LND Kv 48.4 324 748 1185 1678 2128 2517 2880 3201 3460 3650 - - -

20

18.25 463.6 14.88 378 LNDXT 0.391 0.651 0.674 0.668 0.651 0.661 0.676 0.707 0.736 0.755 0.748 - - -

20Cv 60 340 675 990 1340 1710 2110 2420 2720 2960 3180 0.89

19.75 501.7 8.00 203 SND Kv 51.9 294 584 856 1159 1479 1825 2093 2353 2560 2751 - - -19.75 501.7 8.00 203 SNDXT 0.391 0.654 0.664 0.682 0.668 0.656 0.647 0.659 0.665 0.681 0.694 - - -

Cv 60 465 905 1370 1880 2360 2760 3080 3350 3610 3830 0.89

19.75 501.7 10.88 276 SND Kv 51.9 402 783 1185 1626 2041 2387 2664 2898 3123 3313 - - -19.75 501.7 10.88 276 SNDXT 0.391 0.650 0.673 0.665 0.654 0.657 0.669 0.685 0.711 0.726 0.742 - - -

Cv 60 410 935 1500 2130 2650 3070 3510 3870 4150 4340 0.89

19.75 501.7 14.88 378 LND Kv 51.9 355 809 1298 1842 2292 2656 3036 3348 3590 3754 - - -19.75 501.7 14.88 378 LNDXT 0.391 0.648 0.678 0.659 0.648 0.661 0.690 0.718 0.749 0.753 0.737 - - -

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Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1994, 1998;All Rights Reserved

October 1998Page EU-2

Catalog 12

Equal Percentage Equal PercentageCharacteristic

Valve Port Total Con-- Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

TotalTravel

Con--struc--

FlowCoeffi-

Valve Opening—Percent of Total TravelFLSize,

Inches Inches mm Inches mmstruc--tion(1)

Coeffi-cient Min.(2) 10 20 30 40 50 60 70 80 90 100

FL

Cv 21 37.0 68.6 99.4 135 183 261 366 502 669 873 0.78

11.00 279.4 4.00 102 SNC Kv 18.2 32.0 59.3 86.0 117 158 226 317 434 579 755 - - -

12

11.00 279.4 4.00 102 SNCXT 0.391 0.750 0.739 0.728 0.698 0.656 0.604 0.574 0.574 0.593 0.625 - - -

12Cv 21 46.2 83.6 123 183 280 424 618 873 1190 1380 0.78

11.00 279.4 5.00 127 SNC Kv 18.2 40.0 72.3 106 158 242 367 535 755 1029 1194 - - -11.00 279.4 5.00 127 SNCXT 0.391 0.750 0.737 0.715 0.656 0.595 0.570 0.578 0.625 0.692 0.804 - - -

Cv 23 49.0 87.0 130 188 274 426 640 915 1250 1630 0.78

14.75 374.7 4.00 102 SNC Kv 19.9 42.4 75.3 112 163 237 368 554 791 1081 1410 - - -

16

14.75 374.7 4.00 102 SNCXT 0.391 0.625 0.634 0.668 0.673 0.643 0.591 0.574 0.577 0.593 0.621 - - -

16Cv 23 58.1 106 166 274 464 758 1150 1630 2210 2540 0.78

14.75 374.7 5.00 127 SNC Kv 19.9 50.3 91.7 144 237 401 656 995 1410 1912 2197 - - -14.75 374.7 5.00 127 SNCXT 0.391 0.613 0.647 0.689 0.643 0.585 0.565 0.589 0.621 0.623 0.685 - - -

Cv 25 67.5 113 174 282 439 726 1170 1700 2200 2680 0.80

18.25 463.6 8.00 203 SND Kv 21.6 58.4 97.7 151 244 380 628 1012 1471 1903 2318 - - -18.25 463.6 8.00 203 SNDXT 0.391 0.677 0.624 0.647 0.681 0.645 0.584 0.566 0.585 0.602 0.621 - - -

Cv 25 76.8 132 204 333 535 880 1390 2000 2570 3250 0.80

18.25 463.6 10.88 276 SND Kv 21.6 66.4 114 176 288 463 761 1202 1730 2223 2811 - - -18.25 463.6 10.88 276 SNDXT 0.391 0.657 0.633 0.666 0.670 0.616 0.580 0.573 0.597 0.622 0.628 - - -

Cv 25 86.4 154 241 396 658 1080 1660 2360 3140 3760 0.80

18.25 463.6 14.88 378 LND Kv 21.6 74.7 133 208 343 569 934 1436 2041 2716 3252 - - -

20

18.25 463.6 14.88 378 LNDXT 0.391 0.629 0.643 0.678 0.653 0.595 0.566 0.581 0.613 0.624 0.658 - - -

20Cv 30 69.8 117 180 293 460 759 1220 1760 2280 2800 0.80

19.75 501.7 8.00 203 SND Kv 25.9 60.4 101 156 253 398 657 1055 1522 1972 2422 - - -19.75 501.7 8.00 203 SNDXT 0.391 0.673 0.628 0.656 0.681 0.638 0.584 0.566 0.591 0.608 0.623 - - -

Cv 30 79.3 137 213 348 562 924 1450 2080 2700 3410 0.80

19.75 501.7 10.88 276 SND Kv 25.9 68.6 119 184 301 486 799 1254 1799 2336 2950 - - -19.75 501.7 10.88 276 SNDXT 0.391 0.651 0.636 0.665 0.659 0.613 0.578 0.576 0.603 0.621 0.627 - - -

Cv 30 88.6 160 250 412 693 1130 1730 2460 3300 3860 0.80

19.75 501.7 14.88 378 LND Kv 25.9 76.6 138 216 356 599 977 1496 2128 2855 3339 - - -19.75 501.7 14.88 378 LNDXT 0.391 0.620 0.645 0.686 0.651 0.590 0.569 0.587 0.616 0.621 0.677 - - -

1. Construction—SNC = short neck, cast windows; SND = short neck, drilled windows; LND = long neck, drilled windows.2. Do not allow the valve to throttle at less than the minimum coefficient shown for an extended time, or erosion damage to the valve seat might result.

Equal Percentage CagesFlow Down

Design EUD and EUT-2Class 150, 300, and 600

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Whisper TrimR III

Design EUD and EUT--2Class 150, 300, and 600

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1994, 1998;All Rights Reserved

October 1998Page EU--3

Catalog 12Cavitrol, Fisher, Fisher-Rosemount, and Whisper Trim are marks ownedby Fisher Controls International, Inc. or Fisher-Rosemount Systems, Inc.All other marks are the property of their respective owners.

Design EUD and EUT-2Whisper Trim III Trim—Level A1Flow Up

LinearCharacteristic

Valve Port Total Con-- Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

TotalTravel

Con--struc--

FlowCoeffi-

Valve Opening—Percent of Total TravelFLSize,

Inches Inches mm Inches mmstruc--tion(1)

Coeffi-cient Min.(2) 10 20 30 40 50 60 70 80 90 100

FL

Cv 40 197 452 678 879 1075 1258 1397 1471 1536 1599 0.89

12 11.00 279.4 8.00 203 LN Kv 34.6 170 391 586 760 930 1088 1208 1272 1329 1383 - - -12 11.00 279.4 8.00 203 LNXT 0.391 0.395 0.411 0.455 0.498 0.520 0.549 0.592 0.649 0.670 0.676 - - -

Cv 46 300 629 931 1201 1459 1713 1953 2159 2310 2381 0.89

14.75 374.7 8.00 203 LN Kv 39.8 260 544 805 1039 1262 1482 1689 1868 1998 2060 - - -14.75 374.7 8.00 203 LNXT 0.391 0.392 0.409 0.440 0.475 0.501 0.520 0.542 0.570 0.609 0.659 - - -

Cv 46 337 713 1040 1330 1620 1900 2140 2310 2390 2490 0.89

14.75 374.7 8.88 226 LN Kv 39.8 292 617 900 1150 1401 1644 1851 1998 2067 2154 - - -14.75 374.7 8.88 226 LNXT 0.391 0.388 0.412 0.450 0.478 0.513 0.533 0.564 0.609 0.664 0.671 - - -

Cv 52 331 698 1022 1309 1593 1868 2109 2286 2380 2474 0.89

16.25 412.8 8.00 203 LN Kv 45.0 286 604 884 1132 1378 1616 1824 1977 2059 2140 - - -

16

16.25 412.8 8.00 203 LNXT 0.391 0.394 0.411 0.446 0.486 0.510 0.532 0.559 0.601 0.654 0.670 - - -

16Cv 52 374 740 1133 1452 1766 2051 2266 2380 2484 2559 0.89

16.25 412.8 8.88 226 LN Kv 45.0 324 640 980 1256 1528 1774 1960 2059 2149 2214 - - -16.25 412.8 8.88 226 LNXT 0.391 0.395 0.421 0.462 0.499 0.523 0.553 0.596 0.653 0.671 0.680 - - -

Cv 46 372 779 1128 1446 1759 2044 2260 2377 2480 2556 0.89

14.75 374.7 9.88 251 LN-S Kv 39.8 322 674 976 1251 1522 1768 1955 2056 2145 2211 - - -14.75 374.7 9.88 251 LN SXT 0.391 0.390 0.421 0.460 0.498 0.523 0.551 0.594 0.651 0.670 0.680 - - -

Cv 52 413 854 1228 1577 1915 2190 2355 2463 2553 2593 0.89

16.25 412.8 9.88 251 LN-S Kv 45.0 357 739 1062 1364 1656 1894 2037 2130 2208 2243 - - -16.25 412.8 9.88 251 LN SXT 0.391 0.396 0.426 0.474 0.509 0.535 0.575 0.634 0.669 0.678 0.691 - - -

Cv 56 506 1066 1565 2007 2441 2864 3238 3520 3680 3819 0.89

18.25 463.6 10.88 276 SN Kv 48.4 438 922 1354 1736 2111 2477 2801 3045 3183 3303 - - -18.25 463.6 10.88 276 SNXT 0.391 0.394 0.410 0.446 0.483 0.508 0.529 0.556 0.596 0.646 0.668 - - -

Cv 60 549 1156 1681 2152 2620 3058 3415 3641 3782 3921 0.89

19.75 501.7 10.88 276 SN Kv 51.9 475 1000 1454 1861 2266 2645 2954 3149 3271 3392 - - -

20

19.75 501.7 10.88 276 SNXT 0.391 0.394 0.415 0.456 0.494 0.518 0.541 0.579 0.629 0.667 0.675 - - -

20Cv 56 654 1347 1934 2485 3014 3434 3673 3847 3976 4027 0.89

18.25 463.6 13.88 353 LN Kv 48.4 566 1165 1673 2150 2607 2970 3177 3328 3439 3483 - - -18.25 463.6 13.88 353 LNXT 0.391 0.398 0.429 0.476 0.512 0.538 0.581 0.642 0.670 0.680 0.693 - - -

Cv 60 659 1356 1945 2500 3030 3447 3679 3856 3982 4028 0.89

19.75 501.7 12.88 327 LN Kv 51.9 570 1173 1682 2163 2621 2982 3182 3335 3444 3484 - - -19.75 501.7 12.88 327 LNXT 0.391 0.397 0.431 0.478 0.513 0.539 0.583 0.646 0.670 0.681 0.694 - - -

1. Construction—LN = long-neck valve; LN-S = long neck valve with bonnet spacer; SN = short-neck valve.2. Do not allow the valve to throttle at less than the minimum coefficient shown for an extended time, or erosion damage to the valve seat might occur.

Page 124: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1994, 2001;All Rights Reserved

September 2001Page EU-4

Catalog 12

Design EUT-2Cavitrol III Trim—One StageFlow Down

LinearCharacteristic

Valve Port Total Con-- Flow Valve Opening Percent of Total TravelValveSize,

PortDiameter

TotalTravel

Con--struc--

FlowCoeffi-

Valve Opening—Percent of Total TravelFLSize,

Inches Inches mm Inches mmstruc--tion(1)

Coeffi-cient Min.(2) 10 20 30 40 50 60 70 80 90 100

FL

11 00 279 4 8 00 203 SNDCv 40 132 302 462 607 736 849 946 1030 1100 1160 0.91

12

11.00 279.4 8.00 203 SNDKv 34.6 114 261 400 525 637 734 818 891 952 1003 - - -

12

11 00 279 4 8 88 226 SNDCv 40 151 338 512 666 801 915 1010 1090 1160 1210 0.91

11.00 279.4 8.88 226 SNDKv 34.6 131 292 443 576 693 791 874 943 1003 1047 - - -

14 75 374 7 8 00 203 SNDCv 46 177 408 632 844 1040 1230 1390 1540 1670 1790 0.91

16

14.75 374.7 8.00 203 SNDKv 39.8 153 353 547 730 900 1064 1202 1332 1445 1548 - - -

16

14 75 374 7 10 88 276 LNDCv 46 261 571 862 1130 1360 1560 1740 1890 2010 2120 0.91

14.75 374.7 10.88 276 LNDKv 39.8 226 494 746 977 1176 1349 1505 1635 1739 1834 - - -

18 25 436 6 10 88 276 SNDCv 56 323 710 1080 1430 1750 2030 2290 2520 2720 2890 0.91

20

18.25 436.6 10.88 276 SNDKv 48.4 279 614 934 1237 1514 1756 1981 2180 2353 2500 - - -

20

18 25 436 6 14 88 378 LNDCv 56 467 985 1460 1890 2260 2570 2830 3040 3220 3370 0.91

18.25 436.6 14.88 378 LNDKv 48.4 404 852 1263 1635 1955 2223 2448 2630 2785 2915 - - -

1. Construction—SND = short-neck valve, drilled windows; LND = long-neck valve, drilled windows.2. Do not allow the valve to throttle at less than the minimum coefficient shown for an extended time, or erosion damage to the valve seat might occur.

CavitrolR III Trim

Design EUT-2Class 150, 300, and 600

Page 125: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&

!"#"$%& '(2#34&"7 2#34&"J;,3&P,@$%7 1$' `4#30&" A"#P 1"& P1"T3 ,S$&' ?. 2#34&"5,$%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&"P1"T3 1"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

`G>?^ 1=BR>R& `G>?^ 1=BR>R&!S"F"?#BF>H#>?

)"$AB/%F# !%BEEH8

E%FD"V>MGM

0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF E%F

']9 >R8

D"V>MGM-F"AB$ 0$%O

!%BEE>L)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$

0+WIXC>TBU4R?SBHW'X 4R?SBH MM

']9 >R8W: MMX-F"AB$ W(X 4R?SBH MM

!%BEE>?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W X

5= 8E)G CF)D HC)N F8)G NG)8 9E)E 8BD 88H 889 8CH B)GC

H ] C CJDY8F DG)N C9)G 8J8YG C9 <1 &&'E AA'E CD'E ?C'? D@'D B='@ E='B EB'D &=C &=@ F F FH ] C C DY8F DG)N C9)G 8 8YG C9ZA B)DN8 B)FD8 B)FFC B)FHG B)FGN B)NBG B)N8H B)NB9 B)N8E B)F9E F F F5= HB)G GD)E 8HB 89F CHC CNN EBF ECF EHB EHB B)GG

F ] H HJEYG 888)8 H9)E C D8 <1 C?'C @C'B &A& &@= A=E A>= AD? ABA AE> AE> F F FF ] H H EYG 888)8 H9)E C D8ZA B)DNN B)D9H B)F8C B)FDF B)NEC B)NN9 B)N9E B)N98 B)GBH B)G8G F F F5= HE)C GG)N 8HN CBC CDC C9H ECG EDH EN8 EN9 B)G9

G ] H HJEYG 888)8 DC)N C D8 <1 C@'> @D'@ &A@ &@? A&B A?> AB> C=D CA& CAB F F FG ] H H EYG 888)8 DC)N C D8ZA B)FC9 B)FDB B)FE8 B)FNN B)NCF B)N9N B)GB9 B)G8N B)G8D B)G8N F F F5= N9)B 8DG CHN EEG H8E HN8 DE8 DF9 F8B FEN B)G9

G ] F N 8NN)G 9F)C C D8 <1 DB'C 8EN A&> AEA C?@ >=@ >?E >EA ?AB ??& F F FG ] F N 8NN)G 9F)C C D8ZA B)DHH B)DNH B)DNG B)FCF B)FNG B)NDG B)ND9 B)NH9 B)NCN B)NBD F F F5= GB)8 8DF CDB EHG HH9 DE9 FC8 FGE NHE G8N B)GC

8C ] F N 8NN)G 9G)B C D8 <1 DE'C &C? A&D C=& CBB >DD ?C@ ?E& D>C @=@ F F F8C ] F N 8NN)G 9G)B C D8ZA B)D8D B)FCN B)F8E B)FCH B)FHC B)FG9 B)N8D B)NFD B)NG9 B)NGC F F F5= 8EG EBF HFG FBN NCD GCH 9BE 9FB 99G 8BHB B)GG

8B ] G G CBE)C J J J E NF <1 &&E AD? >=? ?A? DA@ @&C @B& BC= BDC E== F F F8B ] G G CBE)C E NFZA B)FFD B)FEC B)FD8 B)FGD B)NBG B)NCC B)NH8 B)NF8 B)N98 B)NGN F F F5= 8H9 E8D HG8 FHB NGB G9G 8BBB 88BB 88GB 8CFB B)N9

8C ] G G CBE)C J J J E NF <1 &AE A@A >&D ??> D@? @@@ BD? E?A &=A& &=E= F F F8C ] G G CBE)C E NFZA B)FGN B)NED B)NCN B)NHD B)NDH B)NGH B)NHH B)NDH B)N88 B)FEF F F F

+>RB"F +>RB"F!S"F"?#BF>H#>?

5= F)GB 8H)F CE)B EC)N HE)9 DF)F NB)G GD)B 9N)C 8BN B)N9

H ] C CJDY8F DG)N J J J 8J8YG C9 <1 ?'BB &A'D &E'E AB'C CB'= >E'= D&'A @C'? B>'& EA'D J J JH ] C C DY8F DG)N 8 8YG C9ZA B)FCD B)FD9 B)F98 B)FGC B)FHD B)FBH B)DGC B)FBE B)FEC B)FDH J J J

5= C8)H H9)B NG)N 8B9 8EN 8FF CB8 CHD CGF ECB B)GF

F ] H HJEYG 888)8 J J J C D8 <1 &B'? >A'> DB'& E>'C &&E &>> &@> A&A A>@ A@@ J J JF ] H H EYG 888)8 C D8ZA B)FGF B)N8N B)FD8 B)FHG B)FDH B)FF8 B)FNC B)FNB B)F9D B)NCD J J J

5= CE)C D8)B GB)F 888 8H8 8NE C88 CDH C99 EHB B)GC

G ] H HJEYG 888)8 J J J C D8 <1 A='& >>'& DE'@ ED'= &AA &?= &BC AA= A?E AE> J J JG ] H H EYG 888)8 C D8ZA B)F9H B)N88 B)F98 B)FF8 B)FFG B)FF9 B)FNF B)FGG B)NCN B)NDE J J J

5= HH)B 8BG 8NB CEH C9E EDH HBD HNH DDC F8N B)GG

G ] F N 8NN)G J J J C D8 <1 CB'& EC'> &>@'& A=A A?C C=D C?= >&= >@@ ?C> J J JG ] F N 8NN)G C D8ZA B)N9F B)NCF B)NDG B)NHC B)NNC B)NFN B)GB8 B)NHG B)NBC B)FDF J J J

5= D8)N 888 8NF CH9 E89 E98 HDG DHB FEC NC9 B)G8

8C ] F N 8NN)G J J J C D8 <1 >>'@ ED'= &?A A&? A@D CCB CED >D@ ?>@ DC& J J J8C ] F N 8NN)G C D8ZA B)N8F B)N8B B)F98 B)FDF B)FE9 B)FE9 B)FF8 B)FH9 B)FE9 B)FEE J J J

5= 9D)9 C8C EEF HD9 DGF F9F N9G GNF 9CG 9ND B)98

8B ] G G CBE)C J J J E NF <1 BC'= &BC AE& CE@ ?=@ D=A DE= @?B B=C B>C J J J8B ] G G CBE)C E NFZA B)FGE B)F8N B)F8B B)FH8 B)FDN B)F9H B)N8D B)NHG B)N9D B)GHE J J J

5= 8BH CCE EHG H9B FEG NG8 9BN 999 8BGB 88FB B)GB

8C ] G G CBE)C J J J E NF <1 E='= &EC C=& >A> ??A D@D @B? BD> EC> &==C J J J8C ] G G CBE)C E NFZA B)NBB B)F9H B)FHN B)F9C B)F9N B)F9E B)N88 B)NH8 B)NEG B)F9F J J J

8) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 ?,'. #$/&% 1$' ,@%/&% 3#_&3) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)C) `4&$ 3#_#$< 3&/RJ,0&"1%&' "&<@/1%,"37 @3& -,&RR#-#&$%3 /#3%&' R," 8YH #$-4 LFPPM %"1=&/)E) +% 8BB[ %"1=&/)

6%#BHa -SB ?%BEE>?BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&R ,2-8-SB $>RB"F #F>M ?%BEE>?BR#H HS%OR %R #S>H ="&B E%F H>TBH : V 9 #SF%G&S '7 V ; "==$< #% 3BH>&R ,2-L! A"$ABH8

3BH>&R ,23!$"HHBH I77 "R@ :77

c@#-T d0&$#$< b W#$&1" 51<&32/,S \,S$ A4",@<4 %4& !,"%

Page 126: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

,QG"$ /BF?BR#"&B W0$%O 3%ORX ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W(XC>TBU

4R?SBHW'X 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W(X

5= C)DE H)DC F)FF 9)C9 8E)F 89)9 C9)H HD)C FD)G GC)C B)GC

H ] C CJDY8F DG)N 8J8YG C9 <1 A'&E C'E& ?'@D B'=> &&'B &@'A A?'> CE'& ?D'E @&'& J J JH ] C C DY8F DG)N 8 8YG C9ZA B)FCF B)FDC B)FFH B)FGE B)FDN B)F)F B)FHF B)D98 B)DFB B)DGN J J J

5= N)EH 8E)8 89)G EB)F HF)F F9)8 8BG 8FG CCD CN8 B)GN

F ] H HJEYG 888)8 C D8 <1 D'C? &&'C &@'& AD'? >='C ?E'B EC'> &>? &E? AC> J J JF ] H H EYG 888)8 C D8ZA B)99F B)GBG B)N88 B)FHB B)FBD B)FBD B)FEB B)F8E B)FFC B)N8C J J J

5= G)B8 8H)8 C8)8 E8)N HN)C NE)D 88G 8GB CHB CGF B)GD

G ] H HJEYG 888)8 C D8 <1 D'EC &A'A &B'C A@'> >='B DC'D &=A &?D A=B A>@ F F FG ] H H EYG 888)8 C D8ZA B)FGH B)FN8 B)FHE B)F8N B)DFF B)D98 B)DFF B)DNE B)FHD B)FND J J J

5= 8E)C CF)H HD)H N8)8 88C 8NG CDF EHC HE8 DBG B)98

G ] F N 8NN)G C D8 <1 &&'> AA'B CE'C D&'? ED'E &?> AA& AED C@C >CE J J JG ] F N 8NN)G C D8ZA B)GEN B)GEN B)N89 B)FGE B)D9F B)DNE B)FCF B)FGC B)FGG B)FGH J J J

5= CE)F EF)C DC)G NF)E 88B 8FH CHG EHG HDE DFD B)N9

8C ] F N 8NN)G C D8 <1 A='> C&'C >?'@ DD'= E?'A &>A A&? C=& CEA >BE J J J8C ] F N 8NN)G C D8ZA B)FCG B)FFH B)F9H B)N8H B)NBE B)NE9 B)F9D B)FGE B)FDG B)FCN J J J

5= EC)E FD)N 888 8GH EBE HFC FED NNG GNF 9CH B)G9

8B ] G G CBE)C E NF <1 A@'E ?D'B ED'= &?E ADA >== ?>E D@C @?B @EE J J J8B ] G G CBE)C E NFZA B)NCD B)NCB B)FGN B)FEH B)DGD B)DGC B)D9D B)F8D B)FDC B)GBC J J J

5= CG)H F8)B 88C 89F E88 HG8 FGN GE9 99C 8B9B B)G8

8C ] G G CBE)C E NF <1 A>'D ?A'B ED'E &@= ADE >&D ?E> @AD B?B E>C J J J8C ] G G CBE)C E NFZA B)FFF B)FFD B)FFN B)FFH B)FD9 B)FFN B)FFH B)FFC B)FFE B)FFE J J J

3BH>&R ,23

KO@1/ !&"-&$%1<& 51<&3!$"HHBH I77 Z :77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,.

!"#"$%& '(

Page 127: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2S>H=BF -F>M 4 W0$%O P=X +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W(XC>TBU

4R?SBHW'X 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W(X

5= 8H)G CG)9 HB)G DC)9 FD)8 NN)C G9)B 8BB 888 88G J J J

H ] C CJDY8F DG)N 8J8YG C9 <1 &A'B A?'= C?'C >?'B ?D'C DD'B @@'= BD'? ED'= &=A J J JH ] C C DY8F DG)N 8 8YG C9ZA B)ECB B)ECE B)ECE B)ECC B)ECE B)EC8 B)ECC B)ECD B)ECH B)ECC J J J

5= EB)9 F9)9 88B 8H9 8GN CCE CDE CG8 EBN ECD J J J

F ] H HJEYG 888)8 C D8 <1 AD'@ D='? E?'A &AE &DA &EC A&E A>C ADD AB& J J JF ] H H EYG 888)8 C D8ZA B)FFG B)HNF B)EGC B)ED8 B)EH9 B)EDG B)EFN B)EGC B)HB8 B)H8F J J J

5= EF)C NN)F 88F 8DD 89E CE8 CFF C9G ECF EHD J J J

G ] H HJEYG 888)8 C D8 <1 C&'C D@'& &== &C> &D@ A== AC= A?B ABA AEB J J JG ] H H EYG 888)8 C D8ZA B)HHN B)HBE B)EDF B)EEE B)EE8 B)EC9 B)EEH B)EH8 B)EDB B)EFG J J J

5= HC)G 99)N 8FH CCH C9B EDC HCC HNE DCE DHD J J J

C D8 <1 C@'= BD'A &>A &E> A?& C=> CD? >=E >?A >@& J J J

G ] F N 8NN G

C D8ZA B)DDB B)HB9 B)EFH B)EDB B)EEH B)ECF B)E8B B)ECF B)EC9 B)EDB J J J

G ] F N 8NN)G5= 88E CFF EDD HND DCC DCC DCC DCC D89 DCC J J J

HLEM 8BC <1 E@'@ AC= C=@ >&& >?A >?A >?A >?A >>E >?A J J JH 8BCZA B)H8C B)CGD B)EDN B)EDH B)HF9 B)FEC B)NNN B)GDH B)989 B)98N J J J

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W(XC>TBU

4R?SBHW'X 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W(X

5= H9)B 8CF 89F CF9 EHB HBF HNF DHB D9G FH8 J J J

C D8 <1 >A'> &=E &@= ACC AE> C?& >&A >D@ ?&@ ??> J J J

8C ] F N 8NN G

C D8ZA B)DHN B)EBB B)CGF B)CNB B)CFH B)CFN B)CFE B)CFH B)CNE B)CNE J J J

8C ] F N 8NN)G5= 88E CDG EHE HF9 DNC FH8 NDD GCG GGH 9DE J J J

HLEM 8BC <1 E@'@ AAC AE@ >=D >E? ??> D?C @&D @D? BA> J J JH 8BCZA B)HEC B)ECB B)E9E B)EFE B)EGB B)HCH B)HBG B)HEN B)HFG B)HNF J J J

5= 99)C CC9 EE9 HEB D8D FBD F98 NFE GBF GCF J J J

E NF <1 B?'B &EB AEC C@A ?&? ?AC ?EB DD= DE@ @&> J J J

8B ] G G CBE C

E NFZA B)N98 B)H9B B)HE9 B)HHN B)HFC B)HFD B)HFE B)HNG B)D8G B)D98 J J J

8B ] G G CBE)C5= 8HF EBB HEE DD8 FFH NDD GCH GDN GFF 9BE J J J

H 8BC <1 &AD AD= C@? >@@ ?@> D?C @&C @>& @>E @B& J J JH 8BCZA B)D9F B)HFD B)HH8 B)HD8 B)HD9 B)HGG B)DED B)F8F B)NCB B)NF8 J J J

5= 8HN CFG EDG HHD DEN FCH NBC NNC GHC 9BB J J J

E NF <1 &A@ ACA C&= CB? >D? ?>= D=@ DDB @AB @@E J J J

8C ] G G CBE C

E NFZA B)CDF B)CNC B)E9B B)HCC B)HBF B)H88 B)HE9 B)HNE B)HGB B)DBG J J J

8C ] G G CBE)C5= 8G8 EC9 HH9 DFE FNH NNG GFF 9E8 9NC 8BBB J J J

H 8BC <1 &?@ AB? CBB >B@ ?BC D@C @>E B=? B>& BD? J J JH 8BCZA B)EC9 B)EDB B)HBG B)HCD B)HE8 B)HDC B)H9H B)DHB B)DGE B)FHH J J J

8) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 ?,'. #$/&% 1$' ,@%/&% 3#_&) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)C) +% 8BB[ %"1=&/)E) A"1=&/ /#P#%&' %, EJ8YC #$-4&3 S4&$ ,0%#,$1/ P@/%#0/& 0#3%,$ "#$< #3 @3&') ;&'@-& 0"#$%&' -101-#%#&3 1--,"'#$</.)

6%#BHa -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&R ,2-8-SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B E%F H>TBH : V 9 #SF%G&S '7 V ; "$H% "==$< #% 3BH>&R ,2-L! A"$ABH8

3BH>&R ,23!$"HHBH I77 Z :77

`4#30&" A"#PR 6 51<&3

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,1

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_-W9X

*I ∆∆∆∆/]/' ≤≤≤≤ 78:

G ] F D EYG 8EF D D 8CN5= H)BB 9N)F 8D9 C8D CNB ECF EGE HCN HDN HFB B)N8B

G ] F DJEYG 8EF)D D 8CN<1 C'>D B> &CB &BD AC> ABA CC& CDE CE? CEB F F F

8C ] F D EYG 8EF D F 8YC 8FD5= H)BB 8D8 CEG ECH HBN H9C DNE FD8 F9N F9G B)DG9

8C ] F DJEYG 8EF)D FJ8YC 8FD<1 C'>D &C& A=D AB= C?A >AD >ED ?DC D=C D=> F F F

[I ∆∆∆∆/]/' ≤≤≤≤78KJ

G ] F D EYG 8EF D D 8CN5= H)FN NC)E 8BG 8HE 8NG C8E CHG CGB E8H EHN B)DFE

G ] F DJEYG 8EF)D D 8CN<1 >'=> DA'? EC'> &A> &?> &B> A&? A>A A@A C== F F F

8C ] F D EYG 8EF D F 8YC 8FD5= H)FN 9H)B 8H8 8GN CEE CNG ECH ENB H8E HDN B)DFE

8C ] F DJEYG 8EF)D FJ8YC 8FD<1 >'=> B&'C &AA &DA A=A A>= AB= CA= C?@ CE? F F F

!I ∆∆∆∆/]/' ≤≤≤≤ 78;J

G ] F D EYG 8EF D D 8CN5= H)FN DB)B NH)N 99)E 8CH 8H9 8NE 89N CC8 CHD B)DFE

G ] F DJEYG 8EF)D D 8CN<1 >'=> >C'C D>'D B?'E &=@ &AE &?= &@= &E& A&A F F F

8C ] F D EYG 8EF D F 8YC 8FD5= H)FN FH)B 9F)B 8CN 8FB 898 CCC CDH CGH E8D B)DFE

8C ] F DJEYG 8EF)D FJ8YC 8FD<1 >'=> ??'> BC'= &&= &CB &D? &EA AA= A>D A@A F F F

3I ∆∆∆∆/]/' ≤≤≤≤ 78YY

G ] F D EYG 8EF D D 8CN5= H)FN 8C)N E8)H DD)B N9)N 8BH 8CG 8DC 8NN CB8 B)DFE

G ] F DJEYG 8EF)D D 8CN<1 >'=> &&'= A@'A >@'D DB'E E='= &&& &C& &?C &@> F F F

8C ] F D EYG 8EF D F 8YC 8FD5= H)FN CE)G DE)E GD)B 88F 8HG 8GB C88 CHE CNE B)DFE

8C ] F DJEYG 8EF)D FJ8YC 8FD<1 >'=> A='D >D'& @C'? &== &AB &?D &BC A&= ACD F F F

8) W&=&/ \ &]4#?#%3 1$ &O@1/ 0&"-&$%1<& -41"1-%&"#3%#- R," %4& R#"3% 8J8YC #$-4 LEG PPM ,R %"1=&/7 %4&$ /#$&1" -41"1-%&"#3%#-)C) A4& R#"3% $@P?&" #$'#-1%&3 %4& ?,'. #$/&% 1$' ,@%/&% 3#_&) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)E) I1/=&3 34,@/' $,% ?& "&O@#"&' %, %4",%%/& 1% /&33 %41$ %4& 30&-#R#&' P#$#P@P -,&RR#-#&$% R," 1$' &]%&$'&' 0&"#,' ,R %#P&) K",3#,$ '1P1<& %, %4& =1/=& 3&1%3 P1. "&3@/%)H) A4#3 -,/@P$ /#3%3 ZA R1-%,"3 R," -1<&3 1% 8BB [ %"1=&/)

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0+W(X

5= GE 8FF CD9 EDD HEH H9D DDG D9N FH8 FNB B)G9

G ] F N 8NN)G C D8 <1 @&'B &>> AA> C=@ C@? >AB >BC ?&D ??> ?B= F F FG ] F N 8NN)G C D8ZA B)DB8 B)DF9 B)FBN B)FEE B)FGG B)NNC B)NGN B)G88 B)N9G B)GB9 J J J

5= 8H9 E8D HG8 FHB NGB G9G 8BBB 88BB 88GB 8CFB B)N9

8C ] G G CBE)C E NF <1 &AE A@A >&D ??> D@? @@@ BD? E?A &=A& &=E= F F F8C ] G G CBE)C E NFZA B)FGN B)NED B)NCN B)NHD B)NDH B)NGH B)NHH B)NDH B)N88 B)FEF J J J

+>RB"F L 0$%O 3%OR +>RB"F!S"F"?#BF>H#>?

5= HF 88C 8NN CHE EBD EFG HC8 H9E DNH FFH B)G9

G ] F N 8NN)G C D8 <1 CE'B ED'E &?C A&= AD> C&B CD> >AD >E@ ?@> F F FG ] F N 8NN)G C D8ZA B)GGH B)NHF B)NHN B)NHE B)NDD B)NDF B)NGE B)NGG B)ND9 B)NC9 J J J

5= 8BH CCE EHG H9B FEG NG8 9BN 999 8BGB 88FB B)GB

8C ] G G CBE)C E NF <1 E='= &EC C=& >A> ??A D@D @B? BD> EC> &==C F F F8C ] G G CBE)C E NFZA B)NBB B)F9H B)FHN B)F9C B)F9N B)F9E B)N88 B)NH8 B)NEG B)F9F J J J

,QG"$ /BF?BR#"&B L 0$%O 3%OR ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

5= 8C)C CH)H HC)H FN)8 8BD 8FN CH8 EC8 HBD HNN B)9C

G ] F N 8NN)G C D8 <1 &='D A&'& CD'@ ?B'= E='B &>> A=B A@B C?= >&C F F FG ] F N 8NN)G C D8ZA B)N8D B)F8H B)DCF B)DBF B)DBN B)DC9 B)FB9 B)FF9 B)NBH B)NDN J J J

5= CG)H F8)B 88C 89F E88 HG8 FGN GE9 99C 8B9B B)G8

8C ] G G CBE)C E NF <1 A>'D ?A'B ED'E &@= ADE >&D ?E> @AD B?B E>C F F F8C ] G G CBE)C E NFZA B)FFF B)FFD B)FFN B)FFH B)FD9 B)FFF B)FFH B)FFC B)FFE B)FFE J J J

2S>H=BF -F>M 4 L 0$%O P= +>RB"F!S"F"?#BF>H#>?

5= HH)G 8BH 8N8 CEE EBC EFF HE9 H9C DHH DFG J J J

G ] F N 8NN)G C D8 <1 EG)G 9B)B 8HG CBC CF8 C&@ CB= >AD >@& >E& F F FG ] F N 8NN)G C D8ZA B)D8F B)EGH B)EHC B)EEB B)E8D B)EBG B)C9C B)EBN B)EB9 B)ECN J J J

8) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 ?,'. #$/&% 1$' ,@%/&% 3#_&) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)C) +% 8BB[ %"1=&/)

6%#BHa -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&R ,2- "R@ 3BH>&R ,2-L'8 3BH>&RH ,23L' "R@ ,2-L' "FB "A">$"b$B%R$< >R '( V ; >R?S b%@< H>TB8

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*' Z *I∆∆∆∆/]/' ≤≤≤≤ 78:

8C ] G N EYH 89F G F 8DC5= H)FN GG)B 8ND CFH EDC HHB DCG F8F NBH N9C GGB B)DFE

8C ] G NJEYH 89F)G F 8DC<1 >'=> @D'& &?& AAB C=> CB& >?@ ?CC D=E DB? @D& F F F

[' Z [I∆∆∆∆/]/' ≤≤≤≤ 78KJ

8C ] G N EYH 89F G F 8DC5= H)FN DN)G 88F 8NE 8H8 CG9 EHN HE8 HFC DCB DNG B)DFE

8C ] G NJEYH 89F)G F 8DC<1 >'=> ?='= &== &?= &AA A?= C== C@C >== >?= ?== F F F

!' Z !I∆∆∆∆/]/' ≤≤≤≤ 78;J

8C ] G N EYH 89F G F 8DC5= H)FN HB)G G8)D 8CC 8FE CBH CHD CGD ECF EFN HBG B)DFE

8C ] G NJEYH 89F)G F 8DC<1 >'=> C?'C @='? &=D &>& &@D A&A A>@ ABA C&@ C?C F F F

3' Z 3I∆∆∆∆/]/' ≤≤≤≤ 78YY

8C ] G N EYH 89F G F 8DC5= E)FN EH)G F9)D 8BH 8E9 8NH CB9 CHE CNG E8E EHG B)DFE

8C ] G NJEYH 89F)G F 8DC<1 C'&@ C='& D='& E='= &A= &?& &B& A&= A>= A@& C=& F F F

8) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 #$/&% 1$' ,@%/&% 3#_&) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)C) I1/=& 34,@/' $,% ?& "&O@#"&' %, %4",%%/& 1% /&33 %41$ %4& 30&-#R#&' P#$#P@P -,&RR#-#&$% R," 1$ &]%&$'&' 0&"#,' ,R %#P& ," &",3#,$ '1P1<& %, %4& =1/=& 3&1% P1. "&3@/%)

6%#BHa -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F #SB 3BH>&R ,2-L'8

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+>RB"F!"H#L2>R@%O !"&B

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0+

5= HF CF9 DCH G8H 88BB 8E9B 8NEB CBNB CEGB CFNB C9FB B)GG

CB ] 8F 8H)ND ENH)N H)BB 8BC *U5 <1 CE'B ACC >?C @=> E?A &A=A &>ED &@E& A=?E AC&= A?D= F F FCB ] 8F 8H)ND ENH)N H)BB 8BC *U5ZA B)E98 B)9G9 B)9B8 B)GBH B)NDB B)NHC B)NHC B)NHG B)NDD B)ND9 B)NFN J J J

5= HF EC8 FNB 8BEB 8E9B 8G8B CCEB CD9B C9FB EEBB EDGB B)GG

CB ] 8F 8H)ND ENH)N D)BB 8CN *U5 <1 CE'B A@B ?B= BE& &A=A &?DD &EAE AA>= A?D= AB?? C=E@ F F FCB ] 8F 8H)ND ENH)N D)BB 8CN *U5ZA B)E98 B)99H B)GHE B)ND9 B)NHC B)NEG B)ND8 B)NF8 B)NNC B)ND9 B)NDB J J J

5= HF ED8 FBH D9B 88GE 8HNB 8NNB CB9B CHDB CGCB E89B B)GG

CH ] 8F 8H)ND ENH)N H)BB 8BC *U5 <1 CE'B C=> ?AA ?&= &=AC &A@A &?C& &B=B A&&E A>CE A@?E F F FCH ] 8F 8H)ND ENH)N H)BB 8BC *U5ZA B)E98 B)99H B)98H B)GBG B)ND8 B)NEG B)NHC B)NHH B)NDG B)NFF B)NDN J J J

5= HF H8G G8N 8CCB 8FBB CBHB CDHB EBDB EDEB EGDB HBFB B)GG

CH ] 8F 8H)ND ENH)N D)DB 8HB *U5 <1 CE'B CDA @=@ &=?? &CB> &@D? A&E@ ADCB C=?C CCC= C?&A F F FCH ] 8F 8H)ND ENH)N D)DB 8HB *U5ZA B)E98 B)9GF B)GCB B)NHH B)NE9 B)NHH B)ND9 B)NF9 B)ND9 B)NHF B)NFD J J J

8) 5,$3%"@-%#,$f*U5 g 34,"%J$&-T7 -13% S#$',S3)C) \, $,% 1//,S %4& =1/=& %, %4",%%/& 1% /&33 %41$ %4& P#$#P@P -,&RR#-#&$% 34,S$ R," 1$ &]%&$'&' %#P&7 ," &",3#,$ '1P1<& %, %4& =1/=& 3&1% P#<4% "&3@/%)

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Page 132: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

+>RB"F3F>$$B@L2>R@%O !"&B

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5= HB 8E9 C9G HN9 FD9 GHE 99E 889B 8EFB 8DEB 8F9B B)G9

8F ] 8C 88)BB CN9)H G)BB CBE WU\ <1 C>'D &A= A?B >&> ?@= @AE B?E &=AE &&@D &CAC &>DA F F F

K`\ b

8F ] 8C 88)BB CN9)H G)BB CBE WU\ZA B)E98 B)9G9 B)G99 B)N9N B)NHC B)NED B)NH8 B)NH9 B)NDF B)NDG B)NFN J J JK`\ b

K`AJC 5= HB 8HN E8F DBD F9H G9B 8BDB 8CFB 8HEB 8FCB 8N9B B)G9

8F ] 8C 88)BB CN9)H G)GG CCF WU\ <1 C>'D &A@ A@C >C@ D== @@= E=B &=E= &AC@ &>=& &?>B F F F8F ] 8C 88)BB CN9)H G)GG CCF WU\ZA B)E98 B)99B B)GGF B)NGD B)NH8 B)NE9 B)NHE B)NHD B)NFH B)NFE B)NFC J J J

5= HF CFC DDB GNH 8CBB 8DFB 8GDB C89B CHNB CNFB EBHB B)G9

CB ] 8F 8H)ND ENH)N 8B)GG CNF WU\ <1 CE'B AA@ >@D @?D &=CB &C>E &D== &BE> A&C@ ACB@ ADC= F F F

K`\

CB ] 8F 8H)ND ENH)N 8B)GG CNF WU\ZA B)E98 B)9GD B)G9H B)N98 B)NHB B)NEG B)NHE B)NHD B)NDG B)NFC B)NFB J J J

K`\5= HF EEB NHC 88FB 8DNB 89NB CENB CNHB E88B EHEB EFFB B)G9

CB ] 8F 8H)ND ENH)N 8H)GG ENG WUJ*\ <1 CE'B AB? D>A &==C &C?B &@=> A=?= AC@= ADE= AED@ C&DD F F FCB ] 8F 8H)ND ENH)N 8H)GG ENG WU *\ZA B)E98 B)9GD B)G8D B)NE9 B)NE9 B)NHB B)NDH B)NFH B)NFG B)NDC B)NDE J J J

5= DC ECC FN9 8BGB 8HGB 8GGB CC8B CDNB CGGB E8GB EHGB B)G9

CB ] 8F 8F)CD H8C)G 8B)GG CNF WU\ <1 >?'= A@E ?B@ EC> &AB= &DAD &E&A AAAC A>E& A@?& C=&= F F F

K`A C

CB ] 8F 8F)CD H8C)G 8B)GG CNF WU\ZA B)E98 B)9GG B)GGG B)NGF B)NHC B)NEG B)ND9 B)NHH B)NDH B)NFC B)NFG J J J

K`AJC5= DC E9B GFG 8EDB 8GDB CEHB CG8B ECHB EFNB HBFB HENB B)G9

CB ] 8F 8F)CD H8C)G 8H)GG ENG WUJ*\ <1 >?'= CC@ @?& &&DB &D== A=A> A>C& AB=C C&@? C?&A C@B= F F FCB ] 8F 8F)CD H8C)G 8H)GG ENG WU *\ZA B)E98 B)99B B)GCE B)ND8 B)NEF B)NHC B)NDH B)NFB B)NFB B)NDH B)NHF J J J

5= HF ECG NB8 88HB 8F8B CBFB CHGB CGFB E8HB EEHB EH9B B)G9

CH ] 8F 8H)ND ENH)N 8H)GG ENG WU\ <1 CE'B AB> D=D EBD &CEC &@BA A&>? A>@> A@&D ABBE C=&E F F F

K`\

CH ] 8F 8H)ND ENH)N 8H)GG ENG WU\ZA B)E98 B)99N B)9EH B)GCG B)NFN B)NHD B)NEH B)NHE B)NDE B)NFN B)NFH J J J

K`\5= HF EDF NFH 8CHB 8NDB CC8B CFCB EBEB EEBB EDBB EFNB B)G9

CH ] 8F 8H)ND ENH)N 8F)GG HC9 WUJ*\ <1 CE'B C=B DD& &=@C &?&> &E&A AADD ADA& AB?? C=AB C&@? F F FCH ] 8F 8H)ND ENH)N 8F)GG HC9 WU *\ZA B)E98 B)99H B)989 B)G8F B)NDN B)NHE B)NH8 B)ND8 B)ND9 B)ND9 B)NHG J J J

5= DC EFE NFD 8CHB 8NDB CCGB CNHB ECFB EFNB E9FB H8DB B)G9

CH ] 8F 8F)CD H8C)G 8H)GG ENG WU\ <1 >?'= C&> DDA &=@C &?&> &E@A AC@= ABA= C&@? C>A? C?E= F F F

K`A C

CH ] 8F 8F)CD H8C)G 8H)GG ENG WU\ZA B)E98 B)99N B)9DD B)GDE B)NGN B)NHD B)NE9 B)NEG B)NHG B)ND9 B)NFE J J J

K`AJC5= DC E9E GEC 8EDB 89BB CHHB C9HB EHGB EGDB H88B HE8B B)G9

CH ] 8F 8F)CD H8C)G 8F)GG HC9 WUJ*\ <1 >?'= C>= @A= &&DB &D>> A&&& A?>C C=&= CCC= C??? C@AB F F FCH ] 8F 8F)CD H8C)G 8F)GG HC9 WU *\ZA B)E98 B)99N B)9HC B)GEH B)NND B)NHF B)NEG B)NHE B)NDN B)NFN B)NDN J J J

5= DF HDN 99D 8DFB C8EB CFHB E89B EFFB H88B HDFB H9NB B)G9

CH ] CB 8G)CD HFE)F 8H)GG ENG WU\ <1 >B'> CE? BD& &C>E &B>A AAB> A@?E C&DD C??? CE>> >AEE F F F

K`\

CH ] CB 8G)CD HFE)F 8H)GG ENG WU\ZA B)E98 B)998 )BGDB B)NFE B)NEG B)NE9 B)NHE B)NDE B)NDN B)NF9 B)NFF J J J

K`\5= DF H9B 8BGB 8FGB CEBB C9CB EHHB E9NB HD8B DBBB DHHB B)G9

CH ] CB 8G)CD HFE)F 8F)GG HC9 WUJ*\ <1 >B'> >A> EC> &>?C &EE= A?AD AE@D C>C> CE=& >CA? >@=D F F FCH ] CB 8G)CD HFE)F 8F)GG HC9 WU *\ZA B)E98 B)99B B)GEC B)NDE B)NED B)NEE B)NHG B)NDD B)NFN B)NFF B)NDH J J J

5= FB DBC 8BNB 8F9B CEBB C9BB EDBB HBCB HHGB H9FB DHCB B)G9

CH ] CB 89)ND DB8)N 8H)GG ENG WU\ <1 ?&'E >C> EAD &>DA &EE= A?=E C=AB C>@@ CB@? >AE= >DBB F F F

K`A C

CH ] CB 89)ND DB8)N 8H)GG ENG WU\ZA B)E98 B)99C B)GNE B)NND B)NHE B)NEF B)NED B)NHN B)NDG B)NFB B)NFG J J J

K`AJC5= FB D98 8ECB CBDB CN9B EHNB H89B HGEB DHNB FBFB FDBB B)G9

CH ] CB 89)ND DB8)N 8F)GG HC9 WUJ*\ <1 ?&'E ?&& &&>A &@@C A>&C C==A CDA> >&@B >@CA ?A>A ?DAC F F FCH ] CB 89)ND DB8)N 8F)GG HC9 WU *\ZA B)E98 B)9GG B)G8F B)NH8 B)NED B)NHN B)NHG B)NFD B)NNB B)NDG B)NH9 J J J

8) 5,$3%"@-%#,$fWU\ J /,$< $&-T7 '"#//&' S#$',S3: WUJ*\ g /,$< $&-T S#%4 ?,$$&% 301-&"7 '"#//&' S#$',S3)C) \, $,% 1//,S %4& =1/=& %, %4",%%/& 1% /&33 %41$ %4& P#$#P@P -,&RR#-#&$% 34,S$ R," 1$ &]%&$'&' %#P&7 ," &",3#,$ '1P1<& %, %4& =1/=& 3&1% P#<4% "&3@/%)

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CB ] 8F 8H)ND ENH)N H)BB 8BC *U5 <1 &E'E A?'B ?C'= B?'@ &C& A=A C=@ >@& @=B &=A& &>&= F F FCB ] 8F 8H)ND ENH)N H)BB 8BC *U5ZA B)E98 B)99N B)99B B)99E B)99B B)9GN B)9GF B)G9F B)GBC B)NHH B)NED J J J

5= CE EN)C NN)H 8EC CEE EGG FDC 8BNB 8FEB CBGB CHFB B)GG

CB ] 8F 8H)ND ENH)N D)BB 8CN *U5 <1 &E'E CA'A D@'= &&> A=A CCD ?D> EAD &>&= &@EE A&AB F F FCB ] 8F 8H)ND ENH)N D)BB 8CN *U5ZA B)E98 B)9G9 B)99B B)9G9 B)9GN B)9D9 B)GHN B)ND8 B)NED B)NHN B)NDD J J J

5= CE H8)C GG)C 8FC C9E D8N 9BB 8HNB CBBB CHCB CGEB B)GG

CB ] 8F 8H)ND ENH)N D)DB 8HB *U5 <1 &E'E C?'D @D'C &>= A?C >>@ @@E &A@A &@C= A=EC A>>B F F FCB ] 8F 8H)ND ENH)N D)DB 8HB *U5ZA B)E98 B)99B B)99B B)998 B)9GN B)9BN B)NGD B)NH8 B)NHC B)NDN B)NFC J J J

5= CE EG)9 N9)G 8CG 89D C9F HHH FHF 9CC 8C9B 8NBB B)GG

CH ] 8F 8H)ND ENH)N H)BB 8BC *U5 <1 &E'E CC'D DE'= &&& &DE A?D CB> ??E @EB &&&D &>@& F F FCH ] 8F 8H)ND ENH)N H)BB 8BC *U5ZA B)E98 B)99C B)99C B)99F B)99D B)99E B)9GC B)G99 B)GB8 B)NHH B)NED J J J

5= CE HG)F 8BB 8NB C9F HGB NDE 88GB 8NBB C8EB CDGB B)GG

CH ] 8F 8H)ND ENH)N D)BB 8CN *U5 <1 &E'E >A'= BD'? &>@ A?D >&? D?& &=A& &>@& &B>A AACA F F FCH ] 8F 8H)ND ENH)N D)BB 8CN *U5ZA B)E98 B)9GF B)99B B)998 B)99E B)9F9 B)GDC B)ND8 B)NED B)NHC B)NDN J J J

5= CE DE)G 88H CBG EN8 F89 8B8B 8DFB CBEB CDEB EBHB B)GG

CH ] 8F 8H)ND ENH)N D)DB 8HB *U5 <1 &E'E >D'? EB'D &B= CA& ?C? B@> &C>E &@?D A&BB ADC= F F FCH ] 8F 8H)ND ENH)N D)DB 8HB *U5ZA B)E98 B)9G9 B)99B B)99E B)99D B)9BG B)NG8 B)NEC B)NHD B)NDG B)NNH J J J

8) 5,$3%"@-%#,$f*U5 g 34,"%J$&-T7 -13% S#$',S3)C) \, $,% 1//,S %4& =1/=& %, %4",%%/& 1% /&33 %41$ %4& P#$#P@P -,&RR#-#&$% 34,S$ R," 1$ &]%&$'&' %#P&7 ," &",3#,$ '1P1<& %, %4& =1/=& 3&1% P#<4% "&3@/%)

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5= C8 CE)9 CD)H 9H)B 8DC CH9 H8G FG8 99C 8CHB 8HNB B)G9

8F ] 8C 88)BB CN9)H G)BB CBE WU\ <1 &B'A A='@ AA'= B&'C &C& A&? CDA ?BE B?B &=@C &A@A F F F

K`\ b

8F ] 8C 88)BB CN9)H G)BB CBE WU\ZA B)E98 B)99B B)99H B)99D B)9GN B)98F B)GBD B)NEG B)NHE B)NDC B)NFH J J JK`\ b

K`AJC 5= C8 CD)N DF)E 8B8 8FH CFG HDB NEE 8BNB 8EHB 8D9B B)G9

8F ] 8C 88)BB CN9)H G)GG CCF WU\ <1 8G)C CC)C HG)N GN)H 8HC CEC EG9 FEH 9CF 88D9 8END F F F8F ] 8C 88)BB CN9)H G)GG CCF WU\ZA B)E98 B)9GH B)99G B)99D B)99H B)9CE B)G8B B)NE9 B)NHN B)NDF B)NFH J J J

5= CE HC)G 9E)D 8NB CNG HHD NDB 8CCB 8G8B CC9B CNBB B)G9

CB ] 8F 8H)ND ENH)N 8B)GG CNF WU\ <1 &E'E C@'= B='E &>@ A>= CB? D>E &=?? &?DD &EB& CEEF F F F

K`\

CB ] 8F 8H)ND ENH)N 8B)GG CNF WU\ZA B)E98 B)9GF B)99D B)998 B)99F B)9EH B)G8F B)NH8 B)NHE B)ND8 B)NFH J J J

K`\5= CE DD)N 8CE C8E EHB DGH 9NH 8DGB CC8B CNDB ECFB B)G9

CB ] 8F 8H)ND ENH)N 8H)GG ENG WUJ*\ <1 &E'E >B'A &=D &B> AE> ?=? B>C &CD@ &E&A AC@E ABA= F F FCB ] 8F 8H)ND ENH)N 8H)GG ENG WU *\ZA B)E98 B)99E B)99D B)99D B)9GD B)GN9 B)NN8 B)NED B)ND8 B)NFC B)NFH J J J

5= CD HG)8 8BD 8G9 E8G DBB GH8 8ENB CBNB CFHB E8BB B)G9

CB ] 8F 8F)CD H8C)G 8B)GG CNF WU\ <1 A&'D >&'D E='B &DC A@? >CC @A@ &&B? &@E& AAB> ADBA F F F

K`A C

CB ] 8F 8F)CD H8C)G 8B)GG CNF WU\ZA B)E98 B)99F B)99B B)99D B)99N B)9D8 B)GEE B)NHG B)NE9 B)NHH B)ND9 J J J

K`AJC5= CD FD)9 8HF CDE HBE F98 88DB 8GGB CFHB ECGB EG9B B)G9

CB ] 8F 8F)CD H8C)G 8H)GG ENG WUJ*\ <1 A&'D ?@'= &AD A&E C>E ?EB EE? &DAD AAB> ABC@ CCD? F F FCB ] 8F 8F)CD H8C)G 8H)GG ENG WU *\ZA B)E98 B)99D B)99B B)99F B)9GD B)GGD B)NGE B)NEF B)NHF B)NEN B)NDH J J J

5= CE HC)H GG)8 8DB CFD HEG NEC 8CDB CBBB CFDB E88B B)G9

CH ] 8F 8H)ND ENH)N 8H)GG ENG WU\ <1 &E'E CD'@ @D'A &C= AAE C@E DCC &=B& &@C= AAEA ADE= F F F

K`\

CH ] 8F 8H)ND ENH)N 8H)GG ENG WU\ZA B)E98 B)99E B)99G B)99N B)99D B)99G B)9CG B)G8H B)NHF B)NDD B)NFH J J J

K`\5= CE HF)G 9N)H 8FF C9E HGH GCB 8HBB CC8B CGFB ECNB B)G9

CH ] 8F 8H)ND ENH)N 8F)GG HC9 WUJ*\ <1 &E'E >='? B>'C &>> A?C >&E @=E &A&& &E&A A>@> ABAE F F FCH ] 8F 8H)ND ENH)N 8F)GG HC9 WU *\ZA B)E98 B)99G B)99C B)998 B)99N B)99H B)9BD B)N9N B)NE9 B)NHE B)NFB J J J

5= CD H9)F 8BE 8NF E88 D8E GDE 8HFB CEDB E8CB ENBB B)G9

CH ] 8F 8F)CD H8C)G 8H)GG ENG WU\ <1 A&'D >A'E BE'& &?A ADE >>> @CB &ADC A=CC ADEE CA=& F F F

K`A C

CH ] 8F 8F)CD H8C)G 8H)GG ENG WU\ZA B)E98 B)99F B)99D B)998 B)99H B)9GG B)9ED B)G8H B)NHE B)NED B)NHG J J J

K`AJC5= CD DE)8 88B 8GG EEC DH9 9C8 8DGB CD8B EC9B EGEB B)G9

CH ] 8F 8F)CD H8C)G 8F)GG HC9 WUJ*\ <1 A&'D >?'E E?'A &DC AB@ >@? @E@ &CD@ A&@& AB>D CC&C F F FCH ] 8F 8F)CD H8C)G 8F)GG HC9 WU *\ZA B)E98 B)99F B)99D B)99D B)9GG B)99D B)98G B)GBC B)NHC B)NEN B)NDH J J J

5= CG N8)G 8DG CGE HDN NH9 8CFB CBDB C99B ENEB HHEB B)G9

CH ] CB 8G)CD HFE)F 8H)GG ENG WU\ <1 A>'A DA'& &C@ A>? CE? D>B &=E= &@@C A?BD CAAD CBCA F F F

K`\

CH ] CB 8G)CD HFE)F 8H)GG ENG WU\ZA B)E98 B)99C B)9GN B)99F B)998 B)98G B)GB8 B)NE9 B)NHC B)ND9 B)NFD J J J

K`\5= CG G8)D 8GB E8D DB8 GDH 8HEB CEEB ECGB HBNB HGHB B)G9

CH ] CB 8G)CD HFE)F 8F)GG HC9 WUJ*\ <1 A>'A @='? &?D A@A >CC @CE &AC@ A=&? ABC@ C?A& >&B@ F F FCH ] CB 8G)CD HFE)F 8F)GG HC9 WU *\ZA B)E98 B)99H B)99H B)9GH B)9GF B)GG9 B)NNF B)NED B)NHC B)NF8 B)NFC J J J

5= EB NF)8 8FF EBC H9F N9C 8EEB C8NB ECEB HBGB HGCB B)G9

CH ] CB 89)ND DB8)N 8H)GG ENG WU\ <1 A?'E D?'B &>> AD& >AE DB? &&?= &B@@ A@E> C?AE >&DE F F F

K`A C

CH ] CB 89)ND DB8)N 8H)GG ENG WU\ZA B)E98 B)998 B)99N B)9GN B)99F B)9E9 B)GCH B)NHE B)NEG B)NDN B)ND9 J J J

K`AJC5= EB 9G)H C8G ENG FBC 8BEB 8NCB CGBB E9EB HGGB DNGB B)G9

CH ] CB 89)ND DB8)N 8F)GG HC9 WUJ*\ <1 A?'E B?'& &BE CA@ ?A& BE& &>BB A>AA CCEE >AA& ?=== F F FCH ] CB 89)ND DB8)N 8F)GG HC9 WU *\ZA B)E98 B)99C B)998 B)99N B)9GD B)GGC B)NNF B)NED B)NHG B)NDG B)NFE J J J

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8F ] 8C 88)BB CN9)H G)BB CBE WU <1 C>'D &EC CB? ?@B @DD E>D &&=> &A>C &C?= &>CB &?=C F F F

K`\ b

8F ] 8C 88)BB CN9)H G)BB CBE WUZA B)E98 B)DHE B)DH8 B)DHH B)DHG B)DDG B)DGH B)F8G B)FD9 B)NBH B)NHF J J JK`\ b

K`AJC 5= HB CHN H9H NH8 9NG 889G 8EGD 8DEH 8FDC 8NEF 8GBB B)G9

8F ] 8C 88)BB CN9)H G)GG CCF WU <1 C>'D A&> >A@ D>& B>D &=CD &&EB &CA@ &>AE &?=A &??@ F F F8F ] 8C 88)BB CN9)H G)GG CCF WUZA B)E98 B)DHE B)DHF B)DH8 B)DDB B)DN8 B)FBF B)FD8 B)F9G B)NHF B)NGG J J J

5= HF C9E DGN GGB 88NE 8HFE 8NHC CB8D CCD8 CHN8 CFF8 B)G9

CB ] 8F 8H)ND ENH)N G)BB CBE *U <1 CE'B A?C ?=B @D& &=&? &AD? &?=@ &@>C &E>@ A&C@ AC=A F F FCB ] 8F 8H)ND ENH)N G)BB CBE *UZA B)E98 B)DHC B)DHH B)DH8 B)DHH B)DHD B)DD8 B)DDG B)DGB B)FBH B)FEC J J J

5= HF E9G N9N 889D 8DGH 89DG CCGH CDND CN99 C9GC E88N B)G9

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5= HF C98 DGE GNC 88DN 8HHB 8NCC CBBH CCDN CHGF CF9N B)G9

CH ] 8F 8H)ND ENH)N G)BB CBE *U <1 CE'B A?A ?=> @?> &==& &A>D &>E= &@CC &E?A A&?= ACCC F F FCH ] 8F 8H)ND ENH)N G)BB CBE *UZA B)E98 B)DHH B)DHH B)DHE B)DHE B)DHD B)DDB B)DDN B)DNH B)D9F B)FC8 J J J

5= HF E9F N98 88NG 8DFC 89HH CC9C CD9N CGHE EBHF E8GC B)G9

K`\ CH ] 8F 8H)ND ENH)N 8B)GG CNF WU <1 CE'B C>C DB> &=&E &C?& &DBA &EBC AA>D A>?E ADC? A@?A F F FK`\ CH ] 8F 8H)ND ENH)N 8B)GG CNF WUZA B)E98 B)DHF B)DHE B)DHD B)DHN B)DDF B)DNN B)FB9 B)FHF B)FGN B)NEE J J J

5= HF DH8 8BNF 8FBC C8C8 CDDB CGGG E8C9 ECNE EEDN EH8N B)G9

CH ] 8F 8F)CD ENH)N 8H)GG ENG WU <1 CE'B >DB EC& &CBD &BC? AA=D A>EB A@=@ ABC& AE=> AE?D F F FCH ] 8F 8F)CD ENH)N 8H)GG ENG WUZA B)E98 B)DHF B)DHF B)DHN B)DFB B)FBE B)FDH B)NBH B)NN8 B)G8C B)GEF J J J

5= DC EC8 FHC 9FC 8CNN 8DG9 89B8 CC88 CDC8 CNGG EBEG B)G9

CH ] 8F 8F)CD H8C)G G)BB CBE *U <1 >?'= A@B ??? BCA &&=? &C@> &D>> &E&C A&B& A>&A ADAB F F FCH ] 8F 8F)CD H8C)G G)BB CBE *UZA B)E98 B)DHD B)DHN B)DHD B)DHD B)DHH B)DHN B)DDE B)DDG B)DNN B)D9G J J J

5= DC HEN GNE 8EBC 8NCF C8DB CDFG C9CB ECHN EH99 EN8D B)G9

K`AJC CH ] 8F 8F)CD H8C)G 8B)GG CNF WU <1 >?'= C@B @?? &&AD &>EC &BD= AAA& A?AD AB=E C=A@ CA&C F F FK`A C CH ] 8F 8F)CD H8C)G 8B)GG CNF WUZA B)E98 B)DHD B)DHD B)DHE B)DHH B)DDC B)DFB B)DGN B)F8N B)FDC B)F9F J J J

5= DC FEN 8CFG 8GGN CDBC EBCB EHH8 ENDB E9E9 HBDD H8CG B)G9

CH ] 8F 8F)CD H8C)G 8D)GG HBE WU <1 >?'= ??& &=E@ &DCA A&D> AD&A AE@D CA>> C>=@ C?=B C?@& F F FCH ] 8F 8F)CD H8C)G 8D)GG HBE WUZA B)E98 B)DH9 B)DHH B)DHN B)DDG B)D9F B)FE9 B)F9H B)NDF B)N99 B)GCD J J J

3BH>&R ,23 Z ,2-L(':L4R?S "R@ +"F&BF C>TBH!$"HH 'J7U I77U "R@ :77

`4#30&" A"#PR 666fW&=&/ +82/,S (0

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899H7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&&

!"#"$%& '(2#34&"7 2#34&"J;,3&P,@$%7 1$' `4#30&" A"#P 1"& P1"T3 ,S$&' ?. 2#34&"5,$%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&"P1"T3 1"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 136: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

)"$AB /%F# D"V>MGM !%RL 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$AB-

)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

!%RLH#FG?L

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+-<=B

C>TBU4R?SBH 4R?SBH MM 4R?SBH MM

H#FG?L#>%RW'X

!%BEE>L?>BR# D>RW(X '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+

5= DF FNF 8EDC CBCG CFNF ECGB EN9H HCBG HDEH HNFG H9HF B)G9

CH ] CB 8G)CD HEF)F 8H)GG ENG WU <1 >B'> ?B? &&DE &@?> AC&? ABC@ CABA CD>= CEAA >&A> >A@B F F F

K`\

CH ] CB 8G)CD HEF)F 8H)GG ENG WUZA B)E98 B)DHC B)DHC B)DHE B)DDC B)DFG B)FBD B)FHE B)FE9 B)NE9 B)NGE J J J

K`\5= DF NFN 8DEH CC9H EB8D EFE8 H8EN HD8G HNGE H9NN D88N B)G9

CH ] CB 8G)CD HEF)F 8F)GG HC9 WUJ* <1 >B'> DDC &CA@ &EB> AD=B C&>& C?@E CE=B >&C@ >C=? >>AD F F FCH ] CB 8G)CD HEF)F 8F)GG HC9 WU *ZA B)E98 B)DHE B)DHE B)DHH B)DDN B)D9D B)FEF B)F9G B)NHH B)N98 B)GCF J J J

5= FB NEE 8HFD C89G C98B ED9F H8GB HF9H DB9E DHB9 DFHB B)G9

CH ] CB 89)ND DB8)N 8H)GG ENG WU <1 ?&'E DC> &AD@ &E=& A?&@ C&&& CD&D >=D= >>=? >D@E >B@E F F F

K`A C

CH ] CB 89)ND DB8)N 8H)GG ENG WUZA B)E98 B)DHE B)DHE B)DHC B)DHG B)DDE B)DGF B)FC8 B)FFH B)NBG B)NDD J J J

K`AJC5= FB GE8 8FFC CH9E ECG8 E99F HF8B DBN8 DHC9 DFGB DGNC B)G9

CH ] CB 89)ND DB8)N 8F)GG HC9 WUJ* <1 ?&'E @&E &>CB A&?D ABCB C>?@ CEBB >CBD >DED >E&C ?=@E F F FCH ] CB 89)ND DB8)N 8F)GG HC9 WU *ZA B)E98 B)DHE B)DHE B)DHE B)DDE B)DNE B)F8G B)FFC B)N8G B)NFN B)GBN J J J

8) 5,$3%"@-%#,$f*U g 34,"%J$&-T =1/=&: WU g /,$<JJ$&-T =1/=&V WUJ* g /,$<J$&-T =1/=& S#%4 ?,$$&% 301-&")C) \, $,% 1//,S %4& =1/=& %, %4",%%/& 1% /&33 %41$ %4& P#$#P@P -,&RR#-#&$% 34,S$ R," 1$ &]%&$'&' %#P&7 ," &",3#,$ '1P1<& %, %4& =1/=& 3&1% P#<4% "&3@/%)

3BH>&R ,23 "R@ ,2-L(

`4#30&" A"#PR 666fW&=&/ +82/,S (0

':L4R?S "R@ +"F&BF C>TBH!$"HH 'J7U I77U "R@ :77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899H7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&.

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Page 137: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

3BH>&R ,23 Z ,2-L(!"A>#F%$ 444 -F>MN1RB C#"&B

+>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM !%RL 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

!%RLH#FG?L

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+C>TBU

4R?SBH 4R?SBH MM 4R?SBH MMH#FG?L#>%RW'X

!%BEE>L?>BR# D>RW(X '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+

8F ] 8C 88 BB CN9 H G BB CBE WU\5= HB 8EC EBH HN8 FCG NND 98B 8BEB 88HB 8CHB 8EEB B)98

8F ] 8C 88)BB CN9)H G)BB CBE WU\<1 C>'D &&> ADC >=@ ?>C D@= @B@ BE& EBD &=@C &&?= F F F

8H ND ENH N 8B GG CNF WU\5= HF CFC DNF GNN 88FB 8HCB 8FFB 8GGB CBNB CCHB CE9B B)98

CB ] 8F

8H)ND ENH)N 8B)GG CNF WU\<1 CE'B AA@ >EB @?E &==C &AAB &>CD &DAD &@E& &ECB A=D@ F F F

CB ] 8F

8H ND ENH N 8H GG ENG WU *\5= HF EN9 GBB 889B 8DHB 8GDB C88B CEEB CD8B CFNB CGBB B)98

8H)ND ENH)N 8H)GG ENG WUJ*\<1 CE'B CAB DEA &=AE &CCA &D== &BA? A=&? A&@& AC&= A>AA F F F

8H ND ENH N 8B GG CNF WU\5= HF CFC DNF GNG 88FB 8HCB 88FB 8GGB CBNB CCHB CE9B B)98

8H)ND ENH)N 8B)GG CNF WU\<1 CE'B AA@ >EB @?E &==C &AAB &==C &DAD &@E& &ECB A=D@ F F F

CH ] 8F 8H ND ENH N 8H GG ENG WU\5= HF EN9 GBB 889B 8DHB 8GDB C88B CEEB CDCB CFNB CGBB B)98

CH ] 8F 8H)ND ENH)N 8H)GG ENG WU\<1 CE'B CAB DEA &=AE &CCA &D== &BA? A=&? A&B= AC&= A>AA F F F

8H ND ENH N 8F GG HC9 WU *\5= HF HEN 9B9 8EHB 8N8B CBEB CC9B CD8B CFGB CGEB C9HB B)98

8H)ND ENH)N 8F)GG HC9 WUJ*\<1 CE'B C@B @BD &&?E &>@E &@?D &EB& A&@& AC&B A>>B A?>C F F F

8G CD HFE F 8H GG ENG WU\5= DF HFG 99D 8H9B 89FB CENB CNDB EBNB EEFB EFBB EG8B B)98

CH ] CB

8G)CD HFE)F 8H)GG ENG WU\<1 >B'> >=? BD& &ABE &DE? A=?= AC@E AD?D AE=D C&&> CAED F F F

CH ] CB

8G CD HFE F 8F GG HC9 WU *\5= DF DHB 88EB 8F9B C89B CFEB EB8B EEHB EFCB EGFB HBDB B)98

8G)CD HFE)F 8F)GG HC9 WUJ*\<1 >B'> >D@ E@@ &>DA &BE> AA@? AD=> ABBE C&C& CCCE C?=C F F F

8) 5,$3%"@-%#,$f*U\ g 34,"%J$&-T =1/=&7 '"#//&' S#$',S3: WU\ J /,$<J$&-T =1/=&7 '"#//&' S#$',S3: WUJ*\ g /,$<J$&-T =1/=& S#%4 ?,$$&% 301-&"7 '"#//&' S#$',S3)C) \, $,% 1//,S %4& =1/=& %, %4",%%/& 1% /&33 %41$ %4& P#$#P@P -,&RR#-#&$% 34,S$ R," 1$ &]%&$'&' %#P&7 ," &",3#,$ '1P1<& %, %4& =1/=& 3&1% P#<4% ,--@")

3BH>&R ,23 Z ,2-L(':L4R?S "R@ +"F&BF C>TBH!$"HH 'J7U I77U "R@ :77

51=#%",/R 666 A"#Pfd$& *%1<&2/,S \,S$

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899H7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&1

!"#"$%& '(51=#%",/7 2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$J%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T31"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 138: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

`G>?^ 1=BR>R& `G>?^ 1=BR>R&!S"F"?#BF>H#>?

)"$AB/%F# D"V>MGM

0$%O!%BEEH8E%F )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$AB

C>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$ 0$%O

!%BEE>LE%F

']9 >R8)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$

0+WIXC>TBU4R?SBHW'X 4R?SBH MM 4R?SBH MM

!%BEE>L?>BR#

']9 >R8W:MMX-F"AB$W(X

'7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+WIX

5=C9 9

8E)N CF)9 HC)8 FB)B NF)G 9B)C 8B8 88B 88N 8CE B)G9

H ] C CJDY8F DG)N 8J8YG C9 <1C9)9

&&'E AC'C CD'> ?&'E DD'> @B'= B@'> E?'A &=& &=D F F FH ] C C DY8F DG)N 8 8YG C9ZA B)FFB B)FE9 B)FFE B)FDC B)FFB B)NBD B)NNN B)GHE B)GFG B)GFB B)N9E J J J

5=HG 8

E9)H GD)C 8HN CBG CFG EC8 EDD ENE EN9 EGC B)GG

F ] H HJEYG 888)8 C D8 <1HG)8

C>'& @C'@ &A@ &B= ACA A@B C=@ CAC CAB CC= F F FF ] H H EYG 888)8 C D8ZA B)FBB B)F89 B)DGN B)D98 B)FEE B)FFC B)FGC B)NCF B)NHG B)NNB B)NG8 J J J

5=D8 E

HC)8 GG)C 8H9 C8C CF9 E8H EFD HBD HEN HDB B)GD

G ] H HJEYG 888)8 C D8 <1D8)E

CD'> @D'C &AE &BC ACC A@A C&D C?= C@B CBE F F FG ] H H EYG 888)8 C D8ZA B)DGD B)DNG B)DNE B)DFB B)DN9 B)FHB B)NCF B)NEE B)NCF B)NCN B)NBH J J J

5=9N G

N9)E 8DC CH9 EHF HHC DEE FBF FDB FGE N8H B)GF

G ] F N 8NN)G C D8 <19N)G

DB'D &C& A&? AEE CBA >D& ?A> ?DA ?E& D&B F F FG ] F N 8NN)G C D8ZA B)FF8 B)FGC B)FN8 B)FEH B)FDD B)FFE B)FG8 B)FGG B)NB9 B)N8D B)FN8 J J J

5=8B9

GF)8 8FG CF8 ED9 HFB DDH FH8 NCB N99 GNH B)N9

8C ] F N 8NN)G C D8 <18B9

@>'? &>? AAD C&& CEB >@E ??> DAC DE& @?D F F F8C ] F N 8NN)G C D8ZA B)D9H B)F8H B)DFE B)DN8 B)FBG B)FEB B)FFB B)FNN B)NBF B)NED B)NEF J J J

5= 8D8 E8E HN8 F8N NHG GHG 98G 9DF 9N8 8BBB B)9E

8B ] G G CBE)C E NF <1J J J

&C& A@& >=@ ?C> D>@ @C> @E> BA@ B>= BD? F F F8B ] G G CBE)C E NFZA J J J B)FEC B)FBF B)FCD B)FFE B)F9G B)ND8 B)N9G B)GEG B)GFH B)GHC J J J

5= 8DN ECC HGB FEC NFB GFB 9DN 8BEB 8BGB 888B B)G9

8C ] G G CBE)C E NF <1J J J

&CD A@E >&? ?>@ D?@ @>> BAB BE& EC> ED= F F F8C ] G G CBE)C E NFZA J J J B)N8G B)N8F B)N8C B)NEB B)NG9 B)GHH B)GDD B)GNE B)GFF B)GEF J J J

+>RB"F +>RB"F!S"F"?#BF>H#>?

5= F)GG 8E)N C8)D C9)9 E9)8 H9)B FB)B NC)C GH)D 9F)C B)G9

H ] C CJDY8F DG)N 8J8YG C9 <1 J J J ?'E? &&'E &B'D A?'E CC'B >A'> ?&'E DA'? @C'& BC'A F F FH ] C C DY8F DG)N 8 8YG C9ZA B)D99 B)FFC B)NCG B)NHC B)NHD B)NHE B)NHH B)NF8 B)NNN B)N9H J J J

5= CF)C DC)D NG)H 8BD 8EE 8FC 89N CEF CG8 ECB B)G9

F ] H HJEYG 888)8 C D8 <1 J J J AA'@ >?'> D@'B E='B &&? &>= &@= A=> A>C A@@ F F FF ] H H EYG 888)8 C D8ZA B)N8E B)FHB B)FF8 B)FFN B)FD9 B)FFF B)FFF B)FNF B)F9B B)NCD J J J

5= CD)8 D8)D NG)8 8BH 8EB 8DN 89C CEH CG8 ECG B)G9

G ] H HJEYG 888)8 C D8 <1 J J J A&'@ >>'? D@'D E='= &&A &CD &DD A=A A>C AB> F F FG ] H H EYG 888)8 C D8ZA B)F8B B)FDN B)FGC B)FGG )BNBB B)N8D B)N8F B)N88 B)N8F B)NC9 J J J

5= DC)D 88F 8GC CHF E88 END HED H9D DDH FBN B)GG

G ] F N 8NN)G C D8 <1 J J J >?'> &== &?@ A&C ADE CA> C@D >AB >@E ?A? F F FG ] F N 8NN)G C D8ZA B)FDD B)FNG B)FGG B)NBG B)NCF B)NCG B)NCE B)NC9 B)NCB B)FN9 J J J

5= DN)H 8CC 8GF CHG E88 END HH8 D8B D98 FND B)GH

8C ] F N 8NN)G C D8 <1 J J J >E'@ &=D &D& A&? ADE CA> CB& >>& ?&& ?B> F F F8C ] F N 8NN)G C D8ZA B)DCE B)DNC B)F8C B)FDH B)FD9 B)FGE B)NBH B)N89 B)NCE B)N89 J J J

5= 8BF C8B E8D HCN DHF FF8 NFF GHG 9BD 9DG B)9C

8B ] G G CBE)C E NF <1 J J J E&'@ &BA A@A CDE >@A ?@A DDC @C> @BC BAE F F F8B ] G G CBE)C E NFZA B)FNN B)FNN B)NBG B)N88 B)NBC B)NBD B)NE8 B)NNN B)GE8 B)GCB J J J

5= 889 C8G EEF HHN DFH FGB N9D G9D 9G8 8BDB B)G9

8C ] G G CBE)C E NF <1 J J J &=C &BE AE& CB@ >BB ?BB DBB @@> B>E E=B F F F8C ] G G CBE)C E NFZA B)FNG B)NFG B)G88 B)N98 B)GBC B)G88 B)GB9 B)G89 B)GEN B)GEF J J J

8) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 #$/&% 1$' ,@%/&% 3#_&3) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)C) `4&$ 3#_#$< 3&/RJJ,0&"1%&' "&<@/1%,"37 @3& -,&RR#-#&$%3 /#3%&' R," 8YH #$-4 LF PPM %"1=&/)E) +% 8BB[ %"1=&/)

3BH>&R ,2C!$"HHBH I77 "R@ :77c@#-T d0&$#$< b W#$&1" 51<&32/,S (0 %4",@<4 %4& !,"%

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&:

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Page 139: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

,QG"$ /BF?BR#"&B ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W(XC>TBU

4R?SBHW'X 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W(X

5= C)HB H)8F D)9N G)EN 8C)C 8N)F CF)E EG)8 DC)N FN)D B)9B

H ] C CJDY8F DG)N 8J8YG C9 <1 A'=B C'D= ?'&D @'A> &='D &?'A AA'@ CC'= >?'D ?B'> F F FH ] C C DY8F DG)N 8 8YG C9ZA B)ND8 B)NNB B)NG8 B)NNF B)NF9 B)NNE B)NEC B)NE9 B)NDH B)NNN J J J

5= N)8G 8C)E 8G)C CF)N E9)G F8)B 8BB 8DG C8N CN8 B)GG

F ] H HJEYG 888)8 C D8 <1 D'A& &='D &?'@ AC'& C>'> ?A'B BD'? &C@ &BB AC> F F FF ] H H EYG 888)8 C D8ZA B)N9H B)NNG B)NND B)NNE B)NNE B)NNF B)N8G B)FGN B)NBN B)F9H J J J

5= G)EN 8C)G CB)B CG)D HC)C FH)F 8BC 8DF C8H CF9 B)9B

G ] H HJEYG 888)8 C D8 <1 @'A> &&'& &@'C A>'@ CD'? ??'E BB'A &C? &B? ACC F F FG ] H H EYG 888)8 C D8ZA B)NF8 B)NE8 B)N8F B)NHD B)NDG B)NCH B)NB8 B)FGH B)NB9 B)NBH J J J

5= 8C)B CC)G EF)9 DG)G 98)E 8H9 CCF E88 E9N HNG B)9C

G ] F N 8NN)G C D8 <1 &='> &E'@ C&'E ?='E @E'= &AE &E? ADE C>C >&C F F FG ] F N 8NN)G C D8ZA B)NEE B)NGE B)GNH B)GD9 B)GEF B)N98 B)NNE B)NGC B)NDD B)NCN J J J

5= 8G)F EB)B HE)G FD)N 9N)8 8DE CE8 E8C E9D HNF B)GG

8C ] F N 8NN)G C D8 <1 &D'& A?'E C@'E ?D'B B>'= &CA A== A@= C>A >&A F F F8C ] F N 8NN)G C D8ZA B)FF8 B)F9H B)GCH B)G8E B)G8C B)GBC B)NFH B)NNN B)NNH B)NGG J J J

5= EE)9 F8)C 9N)N 8FC CF9 H8N DFG NBD GHB 9EC B)9B

8B ] G G CBE)C E NF <1 AE'C ?A'E B>'? &>= ACC CD& >E& D&= @A@ B=D F F F8B ] G G CBE)C E NFZA B)GEF B)GFN B)G9H B)N9F B)NHH B)NBH B)F99 B)N8C B)NCD B)NFB J J J

5= CG)G DG)8 8BC 8ND C9H HDC FDH GD9 9G9 8BCB B)GG

8C ] G G CBE)C E NF <1 A>'E ?='C BB'A &?& A?> CE& ?DD @>C B?? BBA F F F8C ] G G CBE)C E NFZA B)NF9 B)GEC B)9CG B)9EB B)N9N B)NHH B)FD8 B)DG8 B)FHF B)NFF J J J

3BH>&R ,2C

KO@1/ !&"-&$%1<& 51<&32/,S (0 %4",@<4 %4& !,"%

!$"HHBH I77 Z :77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&2

!"#"$%& '(2#34&"7 2#34&"J;,3&P,@$%7 1$' `4#30&" A"#P 1"& P1"T3 ,S$&' ?. 2#34&"5,$%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&"P1"T3 1"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 140: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2S>H=BF -F>M 4 +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W(XC>TBU

4R?SBHW'X 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W(X

5= 8H)C CN)N E9)G D8)N FE)G NF)C GG)E 99)9 888 88G F F F

H ] C CJDY8F DG)N 8J8YG C9 <1 &A'C A>'= C>'> >>'@ ??'A D?'E @D'> BD'> ED'= &=A F F FH ] C C DY8F DG)N 8 8YG C9ZA B)EC8 B)ECE B)ECC B)ECB B)ECE B)ECC B)ECH B)ECE B)ECB B)ECC J J J

5= EB)9 N8)D 88B 8DB 8GD CC8 CDC CGB EBC ECD F F F

F ] H HJEYG 888)8 C D8 <1 AD'@ D&'B E? &C= &D= &E& A&B A>A AD& AB& F F FF ] H H EYG 888)8 C D8ZA B)DCB B)EHB B)C99 B)C9B B)CGF B)CGF B)C9G B)E8E B)EC9 B)EE8 J J J

5= EH)E ND)D 88D 8DE 89B CCF CF8 C9D ECC EHE F F F

G ] H HJEYG 888)8 C D8 <1 AE'@ D?'C EE &CA &D> &E? AAD A?? A@E AE@ F F FG ] H H EYG 888)8 C D8ZA B)HGF B)E8B B)CNH B)CFE B)CFB B)CDG B)CFC B)CFF B)CNH B)CN9 J J J

5= HC)B 9D)D 8DN CCE CGC EHF H88 HNH DCG DND F F F

C D8 <1 CD'C BA'D &CD &EC A>> AEE C?D >&= >?@ >E@ F F F

G ] F @ 8NN G

C D8ZA B)DN8 B)HFB B)EGF B)EDG B)EDG B)EHD B)EE8 B)ECH B)EEH B)E89 J J J

G ] F @ 8NN)G5= 8BB CDN EFB HHE H9G DE8 DDG DGC FBH FCF F F F

H 8BC <1 BD'? AAA C&& CBC >C& >?E >BC ?=C ?AA ?>& FF FH 8BCZA B)EBG B)CCG B)EBD B)ED8 B)HEC B)DFF B)FDC B)N8B B)NHG B)NHH J J J

5= H9)F 8CE 89E CFC EE8 HB8 HFF DEC D9C FE9 F F F

C D8 <1 >A'E &=D &D@ AA@ ABD C>@ >=C >D= ?&A ??C FF F

8C ] F N 8NN G

C D8ZA B)DNC B)EHD B)E8B B)C9F B)CG9 B)CGB B)CGC B)CNN B)CN9 B)CNH J J J

8C ] F N 8NN)G5= 9H)B CC9 EHD HDB DHH FDB NFD GED GDD 9HB F F F

H 8BC <1 B&'C &EB AEB CBE >@& ?DA DDA @AA @>= B&C FF FH 8BCZA B)EDN B)C9C B)EEF B)EEH B)EFE B)EGH B)EF9 B)H8B B)H9B B)HFC J J J

5= GG)8 CEB EF8 HF9 DD9 FDH NE9 GBG GD8 GG8 J J J

E NF <1 @D'A &EE C&A >=D >B> ?DD DCE DEE @CD @DA F F F

8B ] G G CBE C

E NFZA B)DBN B)E9E B)EHG B)EEG B)ED9 B)EN9 B)HB9 B)HEH B)HF9 B)DEF J J J

8B ] G G CBE)C5= 8EF E8D HN8 FBB N8E GBC GFG G9D G9H 9HC F F F

H 8BC <1 &&B A@A >=@ ?&E D&@ DE> @?& @@> @@C B&? F F FH 8BCZA B)HDE B)EDG B)EHN B)EFD B)E9B B)HEE B)H9B B)DGC B)F9B B)F9H J J J

8) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 ?,'. #$/&% 1$' ,@%/&% 3#_&) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)

3BH>&R ,2C!$"HH I77 Z :77`4#30&" A"#PR 6 51<&32/,S (0 %4",@<4 %4& !,"%

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&;

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Page 141: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

2S>H=BF -F>M 444 L 0$%O P= +>RB"F!S"F"?#BF>H#>? W'X

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$V-W9XC>TBU

4R?SBHW(X 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# D>R>MGMWIX (7 I7 97 J7 :7 K7 ;7 Y7 '77

V-W9X

*I ∆∆∆∆/]/' ≤≤≤≤ 78:

G ] F D EYG 8EF D D 8CN5= H)BB 9F)D 8DN C8E CFN ECE ENG HCC HDC HFB B)NCN

G ] F DJEYG 8EF)D D 8CN<1 C'>D BC'? &CD &B> AC& A@E CA@ CD? CE& CEB F F F

8C ] F D EYG 8EF D F 8YC 8FD5= H)BB 8CH 89C CDG ECB EGE HHB DBB DDH FBE B)NFF

8C ] F DJEYG 8EF)D FJ8YC 8FD<1 C'>D &=@ &DD AAC A@@ CC& CB& >CC >@E ?AA F F F

[I ∆∆∆∆/]/' ≤≤≤≤ 78:

G ] F D EYG 8EF D D 8CN5= H)FN NC)E 8BG 8HE 8NG C8E CHG CGB E8H EHN B)DFE

G ] F DJEYG 8EF)D D 8CN<1 >'=> DA'? EC &A> &?> &B> A&? A>A A@A C== F F F

8C ] F D EYG 8EF D F 8YC 8FD5= H)FN 9H)B 8H8 8GN CEE CNG ECH ENB H8E HDN B)DFE

8C ] F DJEYG 8EF)D FJ8YC 8FD<1 >'=> B&'C &AA &DA A=A A>= AB= CA= C?@ CE? F F F

!I ∆∆∆∆/]/' ≤≤≤≤ 78:

G ] F D EYG 8EF D D 8CN5= H)FN DB)B NH)N 99)E 8CH 8H9 8NE 89N CC8 CHD B)DFE

G ] F DJEYG 8EF)D D 8CN<1 >'=> >C'C D>'D B?'E &=@ &AE &?= &@= &E& A&A F F F

8C ] F D EYG 8EF D F 8YC 8FD5= H)FN FH)B 9F)B 8CN 8FB 898 CCC CDH CGH E8D B)DFE

8C ] F DJEYG 8EF)D FJ8YC 8FD<1 >'=> ??'> BC'= &&= &CB &D? &EA AA= A>D A@A F F F

3I ∆∆∆∆/]/' ≤≤≤≤ 78:

G ] F D EYG 8EF D D 8CN5= H)FN 8C)N E8)H DD)B N9)N 8BH 8CG 8DC 8NN CB8 B)DFE

G ] F DJEYG 8EF)D D 8CN<1 >'=> &&'= A@'A >@'D DB'E E='= &&& &C& &?C &@> F F F

8C ] F D EYG 8EF D F 8YC 8FD5= H)FN CE)G DE)E GD)B 88F 8HG 8GB C88 CHE CNE B)DFE

8C ] F DJEYG 8EF)D FJ8YC 8FD<1 >'=> A='D >D'& @C'? &== &AB &?D &BC A&= ACD F F F

8) W&=&/ \ &]4#?#%3 1$ &O@1/ 0&"-&$%1<& -41"1-%&"#3%#- R," %4& R#"3% 8J8YC #$-4 LEG PPM ,R %"1=&/7 %4&$ /#$&1" -41"1-%&"#3%#-)C) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 ?,'. #$/&% 1$' ,@%/&% 3#_&) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)E) I1/=&3 34,@/' $,% ?& "&O@#"&' %, %4",%%/& 1% /&33 %41$ %4& 30&-#R#&' P#$#P@P -,&RR#-#&$% R," 1$ &]%&$'&' 0&"#,' ,R %#P&) K",3#,$ '1P1<& %, %4& =1/=& 3&1%3 P1. "&3@/%)H) A4#3 -,/@P$ /#3%3 ZA R1-%,"3 1% 8BB[ %"1=&/)

3BH>&R ,2C

`4#30&" A"#PR 666 51<&!$"HHBH I77 Z :77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&3

!"#"$%& '(2#34&"7 2#34&"J;,3&P,@$%7 1$' `4#30&" A"#P 1"& P1"T3 ,S$&' ?. 2#34&"5,$%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&"P1"T3 1"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

Page 142: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

`G>?^ 1=BR>R& L 0$%O P= `G>?^ 1=BR>R&!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W(XC>TBU

4R?SBHW'X 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W(X

5= NG)E 8DB CHN EHE HEG DCG FBB FHE FNF NBF B)GN

G ] F N 8NN)G C D8 <1 D@'@ &C= A&> AE@ C@E >?@ ?&E ??D ?B? D&& F F FG ] F N 8NN)G C D8ZA B)NFB B)NHD B)F9N B)N8D B)NEE B)ND8 B)NDG B)NGF B)NGN B)NHN J J J

5= 8DN ECC HGB FEC NFB GFB 9DN 8BEB 8BGB 888B B)G9

8C ] G G CBE)G E NF <1 &CD A@E >&? ?>@ D?@ @>> BAB BE& EC> ED= F F F8C ] G G CBE)G E NFZA B)N8G B)N8F B)N8C B)NEB B)NG9 B)GHH B)GDD B)GNE B)GFF B)GEF J J J

+>RB"F L 0$%O P= +>RB"F!S"F"?#BF>H#>?

5= D8)D 88D 8G8 CHD E8B ENH HEH H9H DDE FBF B)G9

G ] F N 8NN)G C D8 <1 >>'? EE &?@ A&A ADB CA> C@? >A@ >@B ?A> F F FG ] F N 8NN)G C D8ZA B)NFH B)NND B)NG8 B)GBE B)GEB B)GCF B)G8G B)GC8 B)GB9 B)NNC J J J

5= 889 C8G EEF HHN DFH FGB N9D G9D 9G8 8BDB B)G9

8C ] G G CBE)G E NF <1 &=C &BE AE& CB@ >BB ?BB DBB @@> B>E E=B F F F8C ] G G CBE)G E NFZA B)FNG B)NFG B)G88 B)N98 B)GBC B)G88 B)GB9 B)G89 B)GEN B)GEF J J J

,QG"$ /BF?BR#"&B L 0$%O P= ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

5= 88)B C8)G EH)9 DH)G GF)E 8HB C8C C9C ENE HHN B)9C

G ] F N 8NN)G C D8 <1 E'? &B'E C='A >@'> @>'D &A& &BC A?C CAC CB@ F F FG ] F N 8NN)G C D8ZA B)GE9 B)GCE B)9ED B)9DE B)G9N B)GD9 B)GHH B)GDD B)G89 B)N98 J J J

5= CG)G DG)8 8BC 8ND C9H HDC FDH GD9 9G9 8BCB B)GG

8C ] G G CBE)G E NF <1 A>'E ?='C BB &?& A?> CE& ?DD @>C B?? BBA F F F8C ] G G CBE)G E NFZA B)NF9 B)GEC B)9CG B)9EB B)N9N B)NHH B)FD8 B)DG8 B)FHF B)NFF J J J

8) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 ?,'. #$/&% 1$' ,@%/&% 3#_&) A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)C) +% 8BB[ %"1=&/)

3BH>&R ,2C!$"HH Y77c@#-T d0&$#$<7 W#$&1"7 bKO@1/ !&"-&$%1<& 51<&3

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&9

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Page 143: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

!$"HH :77 L 0$%O 3%OR +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM D>R>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

D>R>MGM-SF%##$>R&

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+WIXC>TBU

4R?SBHW'X 4R?SBH MM 4R?SBH MM-SF%##$>R&

!AW(X!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+WIX

1RB C#"&B

H ] C C DY8F DG N 8 8YG C9 E 9B5= B)DC 8)GN D)N8 88)N 8N)H CE)B CG)9 ED)8 H8)8 HE)F B)98

H ] C CJDY8F DG)N 8J8YG C9 E)9B<1 ='>?= &'DA >'E> &='& &?'& &E'E A?'= C='> C?'D C@'@ F F F

F ] H H EYG 888 8 C 8YG DH D CB5= C)BE CB)E H8)8 F8)D G8)D 8B8 8C8 8HB 8DG 8F9 B)9D

F ] H HJEYG 888)8 CJ8YG DH D)CB<1 &'@D &@'D C?'D ?C'A @='? B@'> &=? &A& &C@ &>D F F F

G ] H H EYG 888 8 C 8YG DH D CB5= C)DN C8 HC FC)F GC)9 8BE 8CH 8HE 8F8 8N8 B)9D

G ] H HJEYG 888)8 CJ8YG DH D)CB<1 A'AA &B'A CD'C ?>'& @&'@ BE'& &=@'C &A> &CE &>B F F F

G ] F N 8NN G C 8YH DN 8B B5= H)HB C9 FE)9 99)9 8EF 8N8 CBD CEN CF9 C9E B)9E

G ] F N 8NN)G CJ8YH DN 8B)B<1 C'B& A?'& ??'C BD'> &&B &>B &@@ A=? ACC A?C F F F

8C ] F N 8NN G C 8YH DN 8B B5= D)H9 EH)D N8)8 8BF 8HE 8N9 C8F CDB CGE EBD B)9E

8C ] F N 8NN)G CJ8YH DN 8B)B<1 >'@? AE'B D&'? E&'@ &A> &?? &B@ A&D A>? AD> F F F

8C ] GLHM G CBE C E EYG GF 8D B5= 8E)F FC)E 88N 8N8 CCD CNG EE8 EGD HEG HGN B)9B

8C ] GLHM G CBE)C EJEYG GF 8D)B<1 &&'B ?C'E &=& &>B &E? A>= ABD CCC C@E >A& F F F

8C ] GLDM G CBE C F 8DC 8D B5= GC)B 8FE CHD ECN HBG H9B DNC FDE NED G8F B)9C

8C ] GLDM G CBE)C F 8DC 8D)B<1 @='E &>& A&A ABC C?C >A> >E? ?D? DCD @=D F F F

-O% C#"&B

H ] C 8 NYG HNEF C D8 B 9C5= B)GH E)89 D)DH N)9C 8B)E 8C)D 8D)H 8N)E 89)N CC)B B)9G

H ] C 8JNYG HNEF C D8 B)9C<1 B)NE C)NF >'@E D'B? B'E& &='B &C'C &?'= &@'= &E'= F F F

F ] H C NYG NE B H 8BC 8 9B5= E)HG 88)B 8G)D CF)B EE)H H8)B HG)D DF)B FE)C N8)B B)9G

F ] H CJNYG NE)B H 8BC 8)9B<1 C'=& E'?A &D'= AA'? AB'E C?'? >A'= >B'> ?>'@ D&'> F F F

G ] F D EYG 8EF D D 8CN E BB5= 8B)9 C9)H HN)9 FF)F GD)8 8BH 8CC 8HB 8FB 8NG B)9G

G ] F DJEYG 8EF)D D 8CN E)BB<1 E'>C A?'> >&'> ?@'D @C'D E='= &=D &A& &CB &?> F F F

8C ] F D EYG 8EF D F 8DC E BB5= 8H)8 ED)F DN)B NG)F 8BB 8C8 8HE 8FD 8GF CBG B)9G

8C ] F DJEYG 8EF)D F 8DC E)BB<1 &A'A C='B >E'C DB'= BD'? &=? &A> &>C &D& &B= F F F

8C ] G N 8NN G F 8DC N5= CN)N DH)N G8)F 8B9 8EN 8FE 89B C8G CHD CNC B)9G

8C ] G N 8NN)G F 8DC N<1 A>'= >@'C @='D E>'C &&E &>& &D> &BE A&A AC? F F F

3BH>&R ,2-

51=#%",/R 666 51<&!$"HHBH :77 Z Y77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GA,&'

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Page 144: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

!$"HH Y77 L 0$%O 3%OR +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM D>R>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

D>R>MGM-SF%##$>R&

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+WIXC>TBU

4R?SBHW'X 4R?SBH MM 4R?SBH MM-SF%##$>R&

!AW(X!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+WIX

1RB C#"&B

C D8 8B B5= E)9F CF)B D8)9 NN)9 8BH 8EB 8DF 8G8 CBN CEF B)9E

G ] F N 8NN G

C D8 8B)B<1 C'>C AA'? >>'E D@'> E='= &&A &C? &?@ &@E A=> F F F

G ] F N 8NN)G

D 8CN 8B B5= CH)G N9)C 8E8 8GE CEG C9C EHH E9F HD8 H9D B)9E

D 8CN 8B)B<1 C8)D FG)D 88E &?B A=D A?C AEB C>C CE= >AB F F F

8C ] GLHM G G E EYG FB 8D B5= 8E)F FC)E 88N 8N8 CCD CNG EE8 EGD HEG HGN B)9B

8C ] GLHM G G EJEYG FB 8D)B<1 &&'B ?C'E &=& &>B &E? A>= ABD CCC C@E >A& F F F

8C ] GLDM G G F 8DC 8D B5= F9)B 8EG CBN CNF EHD H8H HGE DDC FCC F9B B)9C

8C ] GLDM G G F 8DC 8D)B<1 ?E'@ &&E &@E ACE AEB C?B >&B >@@ ?CB ?E@ F F F

-O% C#"&B

G ] F D EYG 8EF D D 8CN E BB5= 88)G EC)B DC)C NC)D 9C)N 88E 8EE 8DE 8NH 8ND B)9G

G ] F DJEYG 8EF)D D 8CN E)BB<1 &='A A@'@ >?'A DA'@ B='A E@'@ &&? &CA &?& &?& F F F

8C ] G N 8NN G F 8DC N B5= CN)C DH)H G8)F 8B9 8EF 8FE 89B C8G CHD CNC B)9G

8C ] G N 8NN)G F 8DC N)B<1 CE)D HN)8 NB)F 9H)E 88G 8H8 8FH 8G9 C8C CED F F F

8) A4& R#"3% $@P?&" #$'#-1%&3 ?,%4 ?,'. #$/&% 1$' ,@%/&% 3#_&)A4& 3&-,$' $@P?&" #$'#-1%&3 $,P#$1/ 0,"% 3#_&)C) I1/=&3 34,@/' $,% ?& "&O@#"&' %, %4",%%/& 1% 1 5= /&33 %41$ %4& 30&-#R#&' P#$#P@P 5= R," 1$ &]%&$'&' 0&"#,' ,R %#P&) K",3#,$ '1P1<& %, %4& =1/=& 3&1%3 P1. "&3@/%)E) +% 8BB[ %"1=&/)H) A4#3 -,$3%"@-%#,$ 413 1$ #$%&"$1/ -1<& 301-&" 1$' /,1' "#$<)D) A4#3 -,$3%"@-%#,$ 413 1 /,1' "#$<)

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5= 8DC EBN DNF GEH 8B9B 8ECB 8DCB 8FGB 8GCB 89HB CBCB B)GC

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8C ] G N EYH 89F G G CBE5= H)FN 88N CED EDC HF9 DGN NBH GC8 9E9 8BFB 88NB B)DFE

8C ] G NJEYH 89F)G G CBE<1 >'=> &=& A=C C=> >=D ?=B D=E @&= B&A E&@ &=&A F F F

[' Z [I ∆∆∆∆/]/' ±±±± 78KJ

8C ] G N EYH 89F G G CBE5= H)FN NN)B 8DH CE8 EBG EGD HFC DE9 F8F F9E NNB B)DFE

8C ] G NJEYH 89F)G G CBE<1 >'=> DD'D &CC A== ADD CCC >== >DD ?CC ?EE DDD F F F

!' Z !I ∆∆∆∆/]/' ±±±± 78;J

8C ] G N EYH 89F G G CBE5= H)FN DH)E 8B9 8FE C8N CNC ECF EGB HED HG9 DHE B)DFE

8C ] G NJEYH 89F)G G CBE<1 >'=> >@'= E>'C &>& &BB AC? ABA CAE C@D >AC >@= F F F

3' Z 3I ∆∆∆∆/]/' ±±±± 78YY

8C ] G F EYH 89F G G CBE5= H)FN HF)E 9C)N 8E9 8GD CEC CNG ECH EN8 H8N HFE B)DFE

8C ] G FJEYH 89F)G G CBE<1 >'=> >='= B='A &A='A &D= A=& A>= AB= CA& CD& >== F F F

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G ] F D EYG 8EF D D 8CN5= C)HE H9)8 88B 8N8 CEC C9H EHF E98 HCE HH9 HF9 B)NFF

G ] F DJEYG 8EF)D D 8CN<1 A'&= >A'? E?'A &>B A=& A?> AEE CCB CDD CBB >=D F F F

8C ] G N EYH 89F G G CBE5= H)FN 88N CED EDC HF9 DGN NBH GC8 9E9 8BFB 88NB B)DFE

8C ] G NJEYH 89F)G G CBE<1 >'=> &=& A=C C=> >=D ?=B D=E @&= B&A E&@ &=&A F F F

*I ∆∆∆∆/]/' ±±±± 78:

G ] F D EYG 8EF D D 8CN5= C)HH EN)F GD)F 8EH 8G8 CEB CNN E89 ED9 E9H HCB B)NDN

G ] F DJEYG 8EF)D D 8CN<1 A'&& CA'? @>'= &&D &?@ &EE A>= A@D C&& C>& CDC F F F

8C ] G N EYH 89F G G CBE5= H)FN 88N CED EDC HF9 DGN NBH GC8 9E9 8BFB 88NB B)DFE

8C ] G NJEYH 89F)G G CBE<1 >'=> &=& A=C C=> >=D ?=B D=E @&= B&A E&@ &=&A F F F

['WIX Z [I ∆∆∆∆/]/' ±±±± 78KJ

G ] F D EYG 8EF D D 8CN5= C)GE EE)B F9)E 8BF 8HC 8NG C8D CD8 CGG ECH EDE B)DFE

G ] F DJEYG 8EF)D D 8CN<1 A'>? AB'? ?E'E E&'@ &AC &?> &BD A&@ A>E AB= C=? F F F

8C ] G N EYH 89F G G CBE5= H)FN NN)B 8DH CE8 EBG EGD HFC DE9 F8F F9E NNB B)DFE

8C ] G NJEYH 89F)G G CBE<1 >'=> DD'D &CC A== ADD CCC >== >DD ?CC ?EE DDD F F F

!'WIX Z !I ∆∆∆∆/]/' ±±±± 78;J

G ] F D EYG 8EF D D 8CN5= C)9G 89)8 HE)9 FN)B 9E)B 88G 8HE 8FN 89B CCB CE9 B)DBG

G ] F DJEYG 8EF)D D 8CN<1 A'?B &D'? CB'= ?B'= B='> &=A &A> &>> &D> &E= A=@ F F F

8C ] G N EYH 89F G G CBE5= H)FN DH)E 8B9 8FE C8N CNC ECF EGB HED HG9 DHE B)DFE

8C ] G NJEYH 89F)G G CBE<1 >'=> >@'= E>'C &>& &BB AC? ABA CAE C@D >AC >@= F F F

3'WIX Z 3I ∆∆∆∆/]/' ±±±± 78YY

G ] F D EYG 8EF D D 8CN5= E)BH 8B)D C8)N HF)G N8)H 9D)H 8CB 8HH 8F9 89H C8D B)H9B

G ] F DJEYG 8EF)D D 8CN<1 A'DC E'=B &B'B >='? D&'B BA'? &=> &A? &>D &DB &BD F F F

8C ] G F EYH 8N8 D G CBE5= H)FN HF)E 9C)N 8E9 8GD CEC CNG ECH EN8 H8N HFE B)DFE

8C ] G FJEYH 8N8)D G CBE<1 >'=> >='= B='A &A= &D= A=& A>= AB= CA& CD& >== F F F

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5= CC)F D)FH 88)9 CB)F CN)H EB)D EC)H EE)H EE)N EH)8 EH)C B)9F

8 8YC EG 8 EYH 89<1 &E'? >'BB &='C &@'B AC'@ AD'> AB'= AB'E AE'A AE'? AE'D F F F

8J8YC EG)8 EYH 89ZA CC)F B)FCE B)NEH B)NCF B)G8H B)GHE B)GDN B)GF8 B)GFB B)GDE B)GHG F F F

8J8YC 2' J J J B)8F B)CH B)EC B)E9 B)HD B)DB B)DB B)DB B)DB B)DB F F F8 8YC5= 8D)N H)8N G)9H 8H)F 8N)H 8G)E 8G)G 8G)9 89)B 89)8 89)H B)9B

8 CD)H EYH 89 <1 &C'D C'D& @'@C &A'D &?'& &?'B &D'C &D'C &D'> &D'? &D'B F F F8 CD)H EYH 89ZA 8D)N B)F8N B)N98 B)N9E B)9BH B)9CD B)9CH B)9CC B)98D B)9BD B)GNG F F F

5= EH)B 8E)B EB)8 HH)E DC)H DF)H DN)G DG)H DG)D DG)F DG)F B)9H

C DB G 8 8YG C9<1 AE'> &&'A AD'= CB'C >?'C >B'B ?='= ?='? ?='D ?='@ ?='@ F F F

C DB)G 8J8YG C9ZA EH)B B)DHG B)FFE B)NFD B)G8E B)G8G B)GEE B)GE8 B)GEF B)GEH B)GEH F F F

C 2' J J J B)8N B)CG B)EF B)HE B)H9 B)DB B)DB B)DB B)DB B)DB F F FC5= 8D)G H)ED 9)N9 8H)9 8F)F 8N)E 8N)D 8N)D 8N)F 8N)N 8N)9 B)GF

8 CD)H EYH 89 <1 &C'@ C'@D B'>@ &A'E &>'> &?'= &?'& &?'& &?'A &?'C &?'? F F F8 CD)H EYH 89ZA 8D)G B)DCH B)D9H B)F9D B)GNN B)9EN B)9HH B)9DG B)9DC B)9HC B)9C8 F F F

5= DE)G EB)G FD)8 9C)H 88B 88G 8CE 8CF 8CG 8C9 8C9 B)98

E NF C 8 8YC EG<1 >D'? AD'D ?D'C @E'E E?'A &=A &=D &=E &&& &&A &&A F F F

E NF)C 8J8YC EGZA DE)G B)FNC B)N8H B)N8E B)NHC B)NGH B)NGD B)NGE B)NNF B)NNH B)NNH F F F

E 2' J J J B)8N B)CN B)ED B)HC B)HN B)DB B)DB B)DB B)DB B)DB F F FE5= EC)C 9)99 CN)F HH)9 F8)B N8)9 NG)H GE)8 GF)C GN)D GG)H B)9D

C DB)G 8J8YG C9 <1 A@'E B'D> AC'E CB'B ?A'B DA'A D@'B @&'E @>'D @?'@ @D'? F F FC DB)G 8 8YG C9ZA EC)C B)DCN B)D88 B)FDC B)NCB B)NGB B)GCB B)G8H B)N9G B)N9B B)NN9 F F F

5= FG)C DB)G 88F 8D9 8GD CB8 C8C C89 CCC CCE CCE B)GG

H 8B8 F C D8<1 ?E'= >C'E &== &CB &D= &@> &BC &BE &EA &EC &EC F F F

H 8B8)F C D8ZA FG)C B)NEE B)FDE B)NCH B)GBD B)GB9 B)G8F B)GB9 B)G8C B)GE8 B)GED F F F

H 2' J J J B)8G B)CG B)EF B)HC B)HG B)DB B)DB B)DB B)DB B)DB F F FH5= EN)H 8E)D EC)E DC)C FF)C NH)H G8)8 GD)B GD)G GF)E GF)N B)GD

C DB)G 8J8YG C9 <1 CA'> &&'@ A@'E >?'A ?@'C D>'> @='A @C'? @>'A @>'D @?'= F F FC DB)G 8 8YG C9ZA EN)H B)H9B B)DDF B)FB9 B)FNC B)N9E B)NNC B)NCG B)N8H B)N88 B)NBH F F F

8) `4&$ @3#$< A.0& FDDJKh 13 1 -,$%",/ =1/=& R," ,$J,RR 3&"=#-&7 %4& P1]#P@P %"1=&/ R," 3#_#$< 0@"0,3&3 #3 EYHJ#$-4 L89 PPM)C) `4&$ 3#_#$< 3&/RJ,0&"1%&' "&<@/1%,"37 @3& -,&RR#-#&$%3 /#3%&' R," 8YHJ#$-4 LF PPM %"1=&/)E) +% 8BB[ %"1=&/)

;&3%"#-%&' %"#P)

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Page 152: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

+>RB"F L 0$%O P= +>RB"F!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= C)C8 E)GN D)C9 F)DF G)C 9)GC 88)8 8C)8 8E)B 8E)F B)9F

8 8 CD)H EYH 89 <1 &'E& C'C? >'?B ?'D@ @'=E B'>E E'D= &='? &&'A &&'B F F F8 8 CD)H EYH 89ZA B)FEG B)FB8 B)FEG B)FEH B)FEG B)FC9 B)FEF B)FGB B)NF9 B)GEH F F F

5= E)99 N)DE 88)8 8H)G 8G)N CC)D CD)G C9)C E8)C E8)9 B)9F

8J8YC EG)8 EYH 89 <1 C'>? D'?& E'D &A'B &D'A &E'? AA'C A?'C A@'= A@'D F F F

8 8YC

8 8YC EG)8 EYH 89ZA B)FEE B)FD8 B)FDN B)F98 B)FNH B)FNH B)F9F B)NBH B)NDN B)G8G F F F

8J8YC5= 8)9F E)HC H)9H F)88 N)G 9)E 8B)9 8E 8D)8 8F)N B)9F

8 CD)H EYH 89 <1 &'@= A'ED >'A@ ?'AE D'@? B'=> E'>C &&'A &C'& &>'> F F F8 CD)H EYH 89ZA B)HF9 B)DNG B)FBB B)F9B B)FDC B)FDD B)FEN B)FCD B)N89 B)N9F F F F

5= F)BG 88)9 8G)B CH)8 EB)8 EF)H HC)G H9)9 DC)B DC)H B)9D

C DB)G 8J8YG C9 <1 ?'AD &='C &?'D A='B AD'= C&'? C@'= >C'A >?'= >?'C F F F

C

C DB)G 8 8YG C9ZA B)DFB B)FHH B)FDD B)FND B)NB8 B)NCH B)NN9 B)NNE B)GFC B)9CH F F F

C5= 8)GG E)H8 H)9D F)H9 G)BF 9)FN 88)CE 8C)N9 8H)ED 8D)N B)9H

8 CD)H EYH 89 <1 &'DC A'E? >'AB ?'D& D'E@ B'CD E'@& &&'& &A'> &C'D F F F8 CD)H EYH 89ZA B)FB9 B)D9E B)D9N B)FCH B)FC8 B)FCF B)FHC B)FEE B)NDB B)98B F F F

5= 8D)H C9)F HE)H DG)E N8)G GE)9 9E)G 8BE 8BG 88B)H B)9C

E NF)C 8J8YC EG <1 &C'C A?'D C@'? ?='> DA'& @A'D B&'& BE'& EC'> E?'? F F F

E

E NF)C 8 8YC EGZA B)FCC B)FHC B)F9C B)F98 B)F9B B)NC8 B)ND9 B)NGG B)GE9 B)GGG F F F

E5= F)D9 8E)E CB)N CG)8 EF)B HH)B DD)F FN)D NF)C GB)H B)9H

C DB)G 8J8YG C9 <1 ?'@= &&'? &@'E A>'C C&'& CB'& >B'& ?B'> D?'E DE'? F F FC DB)G 8 8YG C9ZA B)DFH B)DBB B)DCC B)FB9 B)DNN B)D9H B)DFE B)DGC B)FNN B)NH9 F F F

5= C8)E E9)N DN)D ND)G 8BB 8C9 8DN 8GB 899 CB9 B)G9

H 8B8)F C D8 <1 &B'> C>'C >E'@ D?'D BD'? &&A &CD &?D &@A &B& F F F

H

H 8B8)F C D8ZA B)DDH B)FCG B)FGH B)NCE B)FFD B)FBG B)FNN B)GCF B)GFC B)GFF F F F

H5= F)8F 8C)G CB)B CN)G EF)8 HD)8 DG)G FN)D NG)G GF)G B)9B

C DB)G 8J8YG C9 <1 ?'CC &&'& &@'C A>'= C&'A CE'= ?='E ?B'> DB'A @?'& F F FC DB)G 8 8YG C9ZA B)NHB B)FHH B)FHC B)F89 B)FBC B)FBD B)DDC B)F8H B)FHH B)NEF F F F

8) +% 8BB[ %"1=&/);&3%"#-%&' %"#P)

6%#BHa -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F 3BH>&R ,cL! A"$ABH8

3BH>&R ,c

W#$&1" I1/=& !/@<

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

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,QG"$ /BF?BR#"&B L 0$%O P= ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

5= B)N9 8)CD 8)GB C)DE E)FE D)CG N)D9 8B)N 8C)N 8E)C B)9F

8 8 CD H EYH 89<1 ='DBC &'=B &'?D A'&E C'&> >'?@ D'?@ E'AD &&'= &&'> F F F

8 8 CD)H EYH 89ZA B)FH8 B)FEH B)D9G B)DGF B)DGH B)D9F B)FHF B)FGB B)NDN B)GGF F F F

2' B)B98 B)88 B)8E B)8F B)89 B)CH B)EB B)EN B)HE B)DB F F F

5= B)N9D 8)CE 8)98 C)9D H)EB F)HF 9)GH 8F)H CC)C CG)8 B)9N

8 8YC EG 8 EYH 89<1 ='DBB &'=D &'D? A'?? C'@A ?'?E B'?& &>'A &E'A A>'C F F F

8J8YC EG)8 EYH 89ZA B)NCF B)FNF B)NEE B)FHD B)DG9 B)DDG B)D9N B)FDE B)NNN B)GHB F F F

8J8YC 2' B)BNN B)BGF B)8B B)8C B)8D B)8N B)CC B)CN B)EH B)HB F F F8 8YC5= B)NNB 8)CE 8)NG C)DG E)FN D)DH G)EB 8C)B 8D)8 8N)E B)9G

8 CD)H EYH 89 <1 ='DDD &'=D &'?> A'AC C'&@ >'@E @'&B &='> &C'& &?'= F F F8 CD)H EYH 89ZA B)FDH B)F89 B)FB8 B)FBD B)DF8 B)DEH B)D8G B)DND B)NBH B)GF8 F F F

5= 8)FD C)F8 H)EB F)FC 88)8 CB)N EC)G HH)N DB)B DE)G B)9D

C DB G 8 8YG C9<1 &'>C A'AD C'@A ?'@C E'D= &@'E AB'> CB'@ >C'C >D'? F F F

C DB)G 8J8YG C9ZA B)FDD B)DG8 B)DCB B)DD9 B)DDC B)DC9 B)FDE B)GB8 B)9BE B)G99 F F F

C 2' B)BF9 B)BGD B)88 B)8E B)8G B)CE B)EB B)EN B)HH B)DB F F FC5= 8)BC 8)DB C)BD C)NG E)9B D)DN G)8F 88)G 8H)D 8D)9 B)9C

8 CD)H EYH 89 <1 ='BBA &'C= &'@@ A'>= C'C@ >'BA @'=D &='A &A'? &C'B F F F8 CD)H EYH 89ZA B)D9F B)F8F B)FBB B)DGB B)DNC B)DDD B)DCE B)DHN B)FN8 B)9BD F F F

5= E)88 D)NN 9)8C 8E)N C8)N EF)B FB)H GF)H 8BH 88H B)9C

E NF C 8 8YC EG<1 A'DE >'EE @'BE &&'E &B'B C&'& ?A'A @>'@ E='= EB'D F F F

E NF)C 8J8YC EGZA B)F89 B)D9D B)D9G B)F89 B)D9H B)DFE B)DGF B)NC9 B)NNG B)NG8 F F F

E 2' B)BFC B)BG8 B)8B B)8C B)8F B)CB B)CF B)EE B)HB B)HF F F FE5= C)88 E)88 H)DG F)NF 8B)N CB)N EH)E HG)E F8)D N8)F B)9C

C DB)G 8J8YG C9 <1 &'BC A'DE C'ED ?'B? E'AD &@'E AE'@ >&'B ?C'A D&'E F F FC DB)G 8 8YG C9ZA B)GNH B)F99 B)FHE B)FCF B)DGN B)HD8 B)H9E B)DGN B)FHG B)NEH F F F

5= H)9B G)89 8E)D CB)8 E8)C DC)F 9F)N 8HB 8NB 89B B)9B

H 8B8 F C D8<1 >'A> @'=B &&'@ &@'> A@'= >?'? BC'D &A& &>@ &D> F F F

H 8B8)F C D8ZA B)D9H B)DNE B)DFB B)DFG B)DNC B)DFH B)DEC B)NBN B)GBN B)GEH F F F

H 2' B)BDC B)BFD B)BGB B)8B B)8E B)8N B)CE B)E8 B)EG B)HH F F FH5= 8)9F E)BD H)HE F)9G 88)9 CC)E EF)N DB)9 F8)G NC)N B)9C

C DB)G 8J8YG C9 <1 &'@= A'D> C'BC D'=> &='C &E'C C&'@ >>'= ?C'? DA'E F F FC DB)G 8 8YG C9ZA B)F89 B)DND B)FCH B)F8B B)FNG B)FE9 B)FHF B)FNE B)NNG B)NG8 F F F

8) +% 8BB[ %"1=&/);&3%"#-%&' %"#P)

6%#BHa -SB ?%BEE>?>BR#H HS%OR %R #S>H ="&B "FB "==F%=F>"#B E%F 3BH>&R ,cL! A"$ABH8

3BH>&R ,c

KO@1/ !&"-&$%1<& I1/=& !/@<

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ GJ , 1

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Page 154: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

D>?F%L0%FM ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BF

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$0+W'XC>TBU

4R?SBH 4R?SBH MM 4R?SBH MM!%BEE>L?>BR# J '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

0+W'X

+// *#_&35= B)BND B)BGG B)8CH B)8ND B)CEF B)ECN B)HFH B)FH8 B)GG8 8)CC 8)DC B)GG

+// *#_&38YC J C 8YH F)H EYH 89 <1 ='=D? ='=@D ='&=@ ='&?& ='A=> ='ABC ='>=& ='??> ='@DA &'=D &'C& F F F8YC J C 8YH F)H EYH 89

ZA B)GBH B)NN8 B)N8N B)FDG B)FHD B)FCB B)DGD B)D9F B)D9F B)FBE B)FHN F F F

5= B)8BC B)8EH B)CBC B)E8E B)HHG B)F8E B)GN9 8)CN 8)NN C)HN E)BB B)9E

EYG 9)D EYH 89 <1 ='=BB ='&&D ='&@? ='A@& ='CBB ='?C= ='@D= &'&= &'?C A'&> A'?E F F F

8YC

EYG 9)D EYH 89ZA B)NFF B)N88 B)FN9 B)F8G B)FBC B)DGG B)DFH B)DGB B)D99 B)D9E B)NCE F F F

8YC5= B)8EN B)89E B)ECH B)H9F B)NEN 8)BN 8)DC C)8E C)9E E)G9 H)DC B)9H

8YC 8C)N EYH 89 <1 ='&&E ='&D@ ='AB= ='>AE ='DCB ='EAD &'C& &'B> A'?C C'CD C'E& F F F8YC 8C)N EYH 89ZA B)NE9 B)FG9 B)FE8 B)D9D B)FBE B)FBC B)D9C B)FBH B)FEF B)FGN B)NDH F F F

5= B)8B8 B)8E8 B)CBD B)E8C B)HHF B)F8G B)GGC 8)CG 8)GB C)HD E)BE B)9E

EYG 9)D EYH 89 <1 ='=B@ ='&&C ='&@@ ='A@= ='CBD ='?C? ='@DC &'&& &'?D A'&A A'DA F F FEYG 9)D EYH 89ZA B)GBN B)ND8 B)FHC B)FDD B)F8F B)D9N B)FBE B)FB8 B)FBN B)FDB B)NEF F F F

5= B)8EE B)89B B)E8G B)HGF B)NEC 8)BN 8)DC C)8D E)BN H)CB D)BF B)9H

EYH 8YC 8C)N EYH 89 <1 ='&&? ='&D> ='A@? ='>A= ='DCC ='EAD &'C& &'BD A'DD C'DC >'CB F F FEYH 8YC 8C)N EYH 89ZA B)NGB B)NCB B)FDD B)FCG B)FBF B)D9G B)D9G B)D9F B)D9F B)FEF B)NCC F F F

5= B)CNF B)ENE B)F8N B)9HG 8)HH C)8H E)8B H)HE F)8H N)DG G)ED B)GN

EYH 89)8 EYH 89 <1 ='ACE ='CAC ='?C> ='BA= &'A? &'B? A'DB C'BC ?'C& D'?D @'AA F F FEYH 89)8 EYH 89ZA B)NEH B)NBC B)F8G B)FEH B)FBD B)FBN B)FHF B)FNB B)F99 B)NEB B)F9E F F F

5= B)B99 B)8C9 B)899 B)EBG B)HHG B)FCB B)GGC 8)C9 8)GB C)HE E)BN B)G9

EYG 9)D EYH 89 <1 ='=BD ='&&A ='&@A ='ADD ='CBB ='?CD ='@DC &'&A &'?D A'&= A'DD F F FEYG 9)D EYH 89ZA B)N9D B)NHN B)FFE B)FH8 B)D9E B)DF9 B)DFG B)DFB B)DN8 B)FCH B)FFC F F F

5= B)8EE B)8G9 B)E89 B)H9C B)NED 8)BG 8)DE C)8C C)99 H)8N H)98 B)9E

8 8YC 8C)N EYH 89 <1 ='&&? ='&DC ='A@D ='>AD ='DCD ='EC> &'CA &'BC A'?E C'D& >'A? F F F8 8YC 8C)N EYH 89ZA B)NGN B)NCG B)FE9 B)FCG B)D98 B)DNE B)DGD B)FBB B)F8G B)FHD B)GBE F F F

5= B)CNF B)ENH B)FCC B)9FD 8)HN C)8N E)8D H)DN F)DC G)8N G)GH B)9N

EYH 89)8 EYH 89 <1 ='ACE ='CA> ='?CB ='BC? &'A@ &'BB A'@A C'E? ?'D> @'=@ @'D? F F FEYH 89)8 EYH 89ZA B)NCE B)FGN B)F8H B)DGG B)DFB B)DN8 B)D9F B)FBE B)FCH B)NDB B)989 F F F

5= B)B9F B)8C8 B)89B B)EBC B)HED B)FBB B)GFH 8)CF 8)GB C)DF E)CB B)GH

EYG 9)D EYH 89 <1 ='=BC ='&=? ='&D> ='AD& ='C@D ='?&E ='@>@ &'=E &'?D A'A& A'@@ F F FEYG 9)D EYH 89ZA B)9CE B)98D B)NFE B)F99 B)FDN B)FHB B)FCH B)FBG B)D9F B)D9H B)FHG F F F

8 8YC5= B)8HD B)899 B)ECE B)DBE B)NED 8)BN 8)DH C)8H E)BG H)EF D)8G B)98

8J8YC1$' C 8YC 8C)N EYH 89 <1 ='&A? ='&@A ='A@E ='>C? ='DCD ='EAD &'CC &'B? A'DD C'@@ >'>B F F F1$' C 8YC 8C)N EYH 89

ZA B)GD8 B)NHG B)FGF B)FHB B)F8N B)FCN B)FBC B)FBN B)FBN B)DNE B)NBD F F F

5= B)EEF B)HEH B)FGE 8)BB 8)H9 C)C8 E)8G H)F8 F)NE G)GG 8B)C B)9C

EYH 89)8 EYH 89 <1 ='AE& ='C@? ='?E& ='BD? &'AE &'E& A'@? C'EE ?'BA @'DB B'BA F F FEYH 89)8 EYH 89ZA B)NGH B)NHN B)FCD B)FEF B)D9F B)DNG B)FBE B)D9E B)D98 B)FGB B)N9F F F F

8) +% 8BB[ %"1=&/)

6%#BHa -SB ?%BEE>?>BR#H %R #S>H ="&B "FB "$H% "==F%=F>"#B E%F 3BH>&R ,cL! A"$ABH8

3BH>&R ,c

X#-",J2,"Pt I1/=& !/@<

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

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EYH 89)8 EYG 9)D <1 &'>E A'=C A'B= >'>B ?'@& D'C@ D'DE D'BD D'E? @'A= J J JEYH 89)8 EYG 9)DZA B)N9F B)ND9 B)F89 B)F89 B)FF9 BF9G B)NC9 B)NGD B)GEG B)G8G J J J

8) +% 8BB[ %"1=&/)

Page 185: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

/%H>LCB"$RRRR /"?^"&B-<=B *9' O>#S -<=B '7IJ

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

>+5+L8+# &''9()*+ (=(,&

!"#"$%& '(!,3#J*&1/7 2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&"5,$%",/3 6$%&"$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&"P1"T3 1"& %4& 0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

A4& R/,S -,&RR#-#&$%3 R," %4& !,3#J*&1/ !1-T1<& L!*!M 1"& #'&$%#-1/ %, %4& A.0&3 GDFB 1$' +H8) 6$ R1-%7 %4& A.0& +H8#3 ,$& ,R #%3 -,P0,$&$%3) A4& !,3#J*&1/ !1-T1<& #3 1=1#/1?/& #$ 3#_&3 CJJ8Ce7 +U*6 5/133 8DB7 1$'`1R&" 1$' *#$</&2/1$<& *%./&) 5BEBF #% #SB -<=B ;J:7 >RE%FM"#>%R8

Page 186: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
Page 187: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

I1/=& Q,'.3BH>&R 5CC

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GF7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ H==,&-H==,.

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

,QG"$ /BF?BR#"&B ,QG"$ /BF?BR#"&B!S"F"?#BF>H#>?

)"$AB /%F# D"V>MGM 0$%O )"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$)"$ABC>TBU

/%F#3>"MB#BFW'X

D"V>MGM-F"AB$

0$%O!%BEE>L

)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$C>TBU4R?SBH 4R?SBH MM 4R?SBH MM

!%BEE>L?>BR# J '7 (7 I7 97 J7 :7 K7 ;7 Y7 '77

EY8FLCM DLCM EYH 89 85= B)B88 B)B89 B)BC9 B)BHE B)BDC B)BFC B)BN9 B)88F B)8E9 B)8NC B)C8C

EY8FLCM DLCM EYH 89)8<1 ='=&= ='=&D ='=A? ='=C@ ='=>? ='=?> ='=DB ='&== ='&A= ='&>E ='&BC

EY8FLCM DLCM EYH 89 85= B)BCH B)BHB B)BFC B)BGB B)8B8 B)8EN B)8GG B)CFE B)EE8 B)E9N B)HFC

EY8FLCM DLCM EYH 89)8<1 ='=A& ='=C? ='=?> ='=DE ='=B@ ='&&E ='&DC ='AA@ ='ABD ='C>C ='>==

8YC b EYH EY8FLCM DLCM EYH 89 85= B)B88 B)B8N B)BEC B)BDH B)B9B B)8H8 B)CCN B)HNG B)NFF B)98N B)9FD

8YC b EYH EY8FLCM DLCM EYH 89)8<1 ='=&= ='=&? ='=AB ='=>@ ='=@B ='&AA ='&ED ='>&C ='DDC ='@EC ='BC?

DY8F G EYH 89 85= B)BHE B)BDB B)BNF B)8CE B)C88 B)EDH B)DHH B)NDB 8)B9 8)F8 C)B9

DY8F G EYH 89)8<1 ='=C@ ='=>C ='=DD ='&=D ='&BC ='C=D ='>@& ='D>E ='E>C &'CE &'B&

8YC 8D EYH 89 85= B)BGC B)8EG B)CBG B)EHH B)HDE B)F8H B)989 8)H9 C)EE E)EG H)DC

8YC 8D EYH 89)8<1 ='=@& ='&&E ='&B= ='AEB ='CEA ='?C& ='@E? &'AE A'=A A'EA C'E&

EY8FLCM DLCM EYH 89 85= B)B88 B)B89 B)BC9 B)BHE B)BDC B)BFC B)BN9 B)88F B)8E9 B)8NC B)C8C

EY8FLCM DLCM EYH 89)8<1 ='=&= ='=&D ='=A? ='=C@ ='=>? ='=?> ='=DB ='&== ='&A= ='&>E ='&BC

EY8FLCM DLCM EYH 89 85= B)BCH B)BHB B)BFC B)BGB B)8B8 B)8EN B)8GG B)CFE B)EE8 B)E9N B)HFC

EY8FLCM DLCM EYH 89)8<1 ='=A& ='=C? ='=?> ='=DE ='=B@ ='&&E ='&DC ='AA@ ='ABD ='C>C ='>==

EY8FLCM DLCM EYH 89 85= B)BFD B)BNC B)B98 B)8B9 B)8EN B)8NH B)CCD B)EEG B)HN9 B)NFN 8)BC

EY8FLCM DLCM EYH 89)8<1 ='=?D ='=DA ='=@E ='=E> ='&&E ='&?& ='&E? ='AEA ='>&> ='DDC ='BBA

8 DY8F G EYH 89 85= B)BDB B)BNE B)88N B)8DF B)C8D B)E9B B)DHF B)N8D B)9EH 8)CG 8)98

8 DY8F G EYH 89)8<1 ='=>C ='=DC ='&=& ='&C? ='&BD ='CC@ ='>@A ='D&B ='B=B &'&& &'D?

8YC 8D EYH 89 85= B)8E9 B)8GC B)CFC B)HCN B)DD9 B)FGH B)GHC 8)BG 8)HG C)CE E)DN

8YC 8D EYH 89)8<1 ='&A= ='&?@ ='AA@ ='CDE ='>B> ='?EA ='@AB ='EC> &'AB &'EC C'=E

EYH CB EYH 89 85= B)HHE B)DGD B)98N 8)CG 8)NN C)HE E)CD H)DC D)F8 N)C8 G)H8

EYH CB EYH 89)8<1 ='CBC ='?=D ='@EC &'&& &'?C A'&= A'B& C'E& >'B? D'A> @'A@

8 CD EYH 89 85= B)DFC B)FEC B)GHC 8)8C 8)DD C)CB C)99 H)BE D)9C G)FF 88)D

8 CD EYH 89)8<1 ='>BD ='?>@ ='@AB ='EDE &'C> &'E= A'?E C'>E ?'&A @'>E E'E?

8 CD EYH 89 85= B)D99 B)FFB B)9BD 8)CH 8)NB C)EB E)BF H)CD F)HD 9)FF 8E)H

8 8YC

8 CD EYH 89)8<1 ='?&B ='?@& ='@BC &'=@ &'>@ &'EE A'D? C'DB ?'?B B'CD &&'D

8J8YC

8 8YC HB EYH 89 85= 8)DH 8)NF C)CH E)BG H)HH F)DH 9)FF 8E)G 8G)H CE)N CG)F

8J8YC HB EYH 89)8<1 &'CC &'?A &'E> A'DD C'B> ?'DD B'CD &&'E &?'E A='? A>'@

8 EY8F EB EYH 89 85= B)DBG B)DGC B)NFE 8)BD 8)DF C)EC E)8N H)E8 F)BE G)9C 8E)E

C

8JEY8F EB EYH 89)8<1 ='>CE ='?=C ='DD= ='E=B &'C? A'=& A'@> C'@C ?'AA @'@A &&'?

C

C DB EYH 89 85= C)8H C)DB E)N9 D)DG 9)CB 8C)D 8F)C C8)B CG)8 EF)F HH)E

C DB EYH 89)8<1 &'B? A'&D C'AB >'BC @'ED &='B &>'= &B'A A>'C C&'@ CB'C

C DB 8 8YG CG F5= 8)EN C)B9 E)DB D)89 N)C8 9)9C 8E)G 89)B CF)8 EH)N HE)E

E

C DB 8J8YG CG)F<1 &'&E &'B& C'=C >'>E D'A> B'?B &&'E &D'> AA'D C='= C@'?

E

E EY8F GB 8 8YG CG F5= E)HH H)9E G)CE 8C)D 8G)B CD)D ED)9 H9)F FF)C G8)D 9H)8

EJEY8F GB 8J8YG CG)F<1 A'EB >'AD @'&A &='B &?'D AA'& C&'& >A'E ?@'C @='? B&'>

C 8YC FD 8 8YG CG F5= C)BN E)8C D)8N N)99 88)E 8D)D C8)H C9)E HB)9 DD)G F9)E

H

CJ8YC FD 8J8YG CG)F<1 &'@E A'@= >'>@ D'E& E'@@ &C'> &B'? A?'C C?'> >B'C ?E'E

H

H 9F 8 8YG CG F5= N)8C 8B)E 8F)F CD)8 ED)9 D8)D N8)N 9H)H 88F 8EE 8HD

H 9F 8J8YG CG)F<1 D'&D B'E& &>'> A&'@ C&'& >>'? DA'= B&'@ &== &&? &A?

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

Page 188: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible
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Composition Seals, Flat Metal Seals, and Flow Ring ConstructionsSizes 1- through 8-Inch

Type Vee-Ballrrrr Designs V150, V200 & V300Forward Flow

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 1999;All Rights Reserved

September 1999Page V150-1

Catalog 12Vee-Ball, Fisher, and Fisher-Rosemount are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

CoefficientsValveSize,

Valve Rotation, Degrees EqualPercentageCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 0.010(1) .738 2.53 5.00 8.40 12.4 18.3 29.2 34.6

KV1(2)

0.009 .638 2.19 4.33 7.27 10.7 15.8 25.3 29.9

FL1(2)

0.93 0.90 0.90 0.88 0.83 0.84 0.81 0.66 0.69

XT 0.392 0.469 0.571 0.592 0.529 0.507 0.441 0.292 0.275

CV 0.014(1) 2.07 6.15 11.9 19.2 27.8 38.8 59.2 76.0

KV1 1/2(2)

0.012 1.79 5.32 10.3 16.6 24.0 33.6 51.2 65.7

FL1-1/2(2)

0.87 0.89 0.86 0.87 0.83 0.82 0.82 0.71 0.73

XT 0.492 0.460 0.548 0.557 0.534 0.516 0.481 0.344 0.328

CV 0.028(1) 2.64 9.60 19.1 31.4 46.1 67.2 93.6 123

KV2(2)

0.024 2.28 8.30 16.5 27.2 39.9 58.1 81.0 106

FL2(2)

0.94 0.89 0.90 0.85 0.84 0.83 0.78 0.75 0.75

XT 0.386 0.490 0.585 0.628 0.597 0.559 0.474 0.409 0.366

CV .746 9.72 27.7 48.9 79.2 120 170 244 321

KV .645 8.15 24.0 42.3 68.5 104 147 211 278

Fd 3 0.51 0.65 0.75 0.82 0.87 0.92 0.95 0.98 0.99

FL 0.91 0.90 0.88 0.86 0.83 0.80 0.77 0.76 0.74

XT .664 .624 .628 .701 .608 .501 .446 .366 .302

CV 3.56 21.1 47.2 86.1 130 195 279 421 596

KV 3.08 18.3 40.8 74.5 112 169 241 364 516

Fd 4 0.51 0.65 0.75 0.82 0.87 0.92 0.95 0.98 0.99

FL 0.88 0.91 0.90 0.86 0.82 0.80 0.77 0.69 0.62

XT .697 .801 .792 .656 .612 .518 .432 .305 .221

CV 5.34 34.6 82.1 145 225 340 462 704 1100

KV 4.62 29.9 71.0 125 195 294 400 609 952

Fd 6 0.51 0.62 0.73 0.81 0.86 0.91 0.95 0.97 0.99

FL 0.93 0.93 0.91 0.89 0.84 0.80 0.78 0.71 0.58

XT .574 .828 .770 .697 .628 .518 .480 .331 .200

CV 6.99 50.9 122 225 353 518 714 1030 1820

KV 6.05 44.0 106 195 305 448 618 891 1574

Fd 8 0.51 0.62 0.73 0.81 0.86 0.91 0.95 0.97 0.99

FL 0.89 0.90 0.90 0.88 0.87 0.82 0.78 0.71 0.54

XT .526 .731 .735 .640 .597 .537 .487 .360 .176

1. This coefficient was measured at 12 degrees of rotation.2. 1- through 2-inch sizes are not available with Flat Metal Seals.

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CoefficientsValveSize,

Valve Rotation, Degrees EqualPercentageCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 43.5 104 252 480 727 1000 1400 2050 3000

KV 37.6 90.0 218 415 629 865 1211 1773 2595

FD 10 0.51 0.64 0.75 0.82 0.87 0.91 0.95 0.98 0.99

FL 0.85 0.89 0.88 0.86 0.84 0.80 0.75 0.64 .54

XT .219 .874 .735 .563 .501 .473 .394 .286 .189

CV 44.2 166 390 709 1090 1530 2100 2900 3980

KV 38.2 144 337 613 943 1323 1817 2509 3443

FD 12 0.51 0.65 0.75 0.82 0.87 0.92 0.95 0.98 0.99

FL 0.81 0.82 0.83 0.82 0.81 0.78 0.73 0.66 0.63

XT .366 .718 .632 .555 .518 .490 .419 .322 .245

CV 60.0 250 541 872 1230 1670 2290 3410 5610

KV14(1)

51.9 216 468 754 1064 1445 1981 2950 4853

FL14(1)

0.89 0.96 0.79 0.78 0.79 0.80 0.74 0.54 0.37

XT .999 .907 .605 .526 .563 .593 .526 .345 .198

CV 70.0 319 692 1150 1630 2380 3290 4680 8270

KV 60.6 280 599 995 1410 2059 2846 4048 7154

FD 16(1) 0.51 0.67 0.76 0.83 0.88 0.92 0.95 0.98 1.00

FL 0.89 0.96 0.79 0.78 0.79 0.80 0.74 0.54 0.37

XT .273 .731 .566 .469 .469 .452 .384 .265 .133

CV 110 459 993 1600 2260 3070 4200 6260 10,300

KV20(1)

95.2 397 859 1384 1955 2656 3633 5415 8910

FL20(1)

0.89 0.96 0.79 0.78 0.79 0.80 0.74 0.54 0.37

XT .999 .907 .605 .526 .563 .593 .526 .345 .198

1. 14- through 20-inch Design V150 valves are not available with Flat Metal seals.

Type Vee-Ball Designs V150, V200 & V300Forward Flow

Composition Seals, Flat Metal Seals, and Flow Ring ConstructionsSizes 10- through 20-Inch

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 1999;All Rights Reserved

September 1999Page V150-2

Catalog 12

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CoefficientsValveSize,

Valve Rotation, Degrees EqualPercentageCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 0.0503(1) 1.01 2.53 4.68 7.60 11.3 16.5 28.0 33.1

KV1

.0435 .87 2.19 4.05 6.57 9.77 14.3 24.2 28.6

FL1

0.95 0.96 0.94 0.91 0.89 0.88 0.84 0.68 0.68

XT .829 .713 .687 .650 .600 .553 .473 .263 .243

CV 0.0180(1) 1.56 4.20 8.90 15.1 23.2 32.8 50.4 70.8

KV1 1/2

.0156 1.35 3.63 7.70 13.1 20.1 28.4 43.6 61.2

FL1-1/2

0.91 0.86 0.94 0.86 0.89 0.87 0.85 0.75 0.70

XT .591 .622 .683 .540 .549 .561 .531 .347 .265

CV 0.020(1) 2.00 6.75 14.8 25.8 40.4 59.6 83.9 122

KV2

.017 1.73 5.84 12.8 22.3 34.9 51.6 72.6 106

FL2

0.89 0.90 0.91 0.90 0.88 0.87 0.81 0.78 0.72

XT .749 .612 .589 .633 .624 .558 .485 .427 .314

CV .169 7.77 24.1 43.1 72.7 112 157 254 338

KV .146 6.72 20.8 37.3 62.9 96.9 136 220 292

Fd 3 0.51 0.65 0.75 0.82 0.87 0.92 0.95 0.98 0.99

FL 0.96 0.96 0.91 0.90 0.85 0.82 0.81 0.71 0.73

XT .710 .668 .597 .788 .697 .563 .501 .331 .278

CV .108 9.22 34.2 67.2 107 158 233 351 539

KV .093 7.98 29.6 58.1 92.6 137 202 304 466

Fd 4 0.51 0.65 0.75 0.82 0.87 0.92 0.95 0.98 0.99

FL 0.89 0.89 0.94 0.87 0.88 0.82 0.80 0.75 0.64

XT .941 .931 .718 .706 .677 .605 .487 .354 .233

CV .996 20.8 56.9 115 195 290 407 607 1070

KV .862 18.0 49.2 99.5 169 251 352 525 926

Fd 6 0.51 0.62 0.73 0.81 0.86 0.91 0.95 0.97 0.99

FL 0.94 0.94 0.95 0.92 0.88 0.84 0.81 0.75 0.58

XT .578 .668 .788 .727 .612 .544 .490 .372 .185

CV 1.41 29.6 94.7 197 318 481 705 1110 1750

KV 1.22 25.6 81.9 170 275 416 610 960 1514

Fd 8 0.51 0.62 0.73 0.81 0.86 0.91 0.95 0.97 0.99

FL 0.96 0.87 0.89 0.87 0.81 0.80 0.72 0.63 0.51

XT .348 .744 .693 .601 .578 .508 .406 .263 .158

1. This coefficient was measured at 12 degrees of rotation.

Type Vee-Ballrrrr Designs V150, V200 & V300Forward Flow

HD (Heavy Duty) Metal SealsSizes 1- through 8-Inch

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 1999;All Rights Reserved

September 1999Page V150-3

Catalog 12Vee-Ball, Fisher, and Fisher-Rosemount are marks owned by FisherControls International, Inc. or Fisher-Rosemount Systems, Inc. All othermarks are the property of their respective owners.

Page 192: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize,

Valve Rotation, Degrees EqualPercentageCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 7.28 74.1 199 381 610 897 1300 1930 2950

KV 6.30 64.1 172 330 528 776 1125 1669 2552

Fd 10 0.51 0.64 0.75 0.82 0.87 0.91 0.95 0.98 0.99

FL 0.97 0.90 0.90 0.89 0.84 0.79 0.74 0.66 0.54

XT .107 .735 .664 .551 .522 .494 .413 .286 .174

CV 7.48 112 291 544 884 1300 1810 2570 4010

KV 6.47 96.9 252 471 765 1125 1566 2223 3469

Fd 12 0.51 0.65 0.75 0.82 0.87 0.92 0.95 0.98 0.99

FL 0.97 0.92 0.92 0.91 0.87 0.82 0.77 0.72 0.60

XT .080 .664 .710 .624 .548 .508 .459 .360 .228

CV 56.0 232 502 809 1140 1550 2120 3160 5200

KV14

48.4 201 434 700 986 1341 1834 2733 4498

FL14

0.89 0.96 0.79 0.78 0.79 0.80 0.74 0.54 0.37

XT .999 .907 .605 .526 .563 .593 .526 .345 .198

CV 26.6 237 600 1040 1500 2040 2900 4560 7840

KV 22.5 177 449 778 1122 1526 2170 3411 5866

Fd 16 0.51 0.67 0.76 0.83 0.88 0.92 0.95 0.98 1.00

FL 0.89 0.96 0.79 0.78 0.79 0.80 0.74 0.54 0.37

XT .965 .999 .593 .462 .487 .533 .462 .278 .135

CV 105 436 942 1520 2140 2910 3990 5940 9770

KV20

78.6 326 705 1137 1601 2177 2985 4444 7310

FL20

0.89 0.96 0.79 0.78 0.79 0.80 0.74 0.54 0.37

XT .999 .907 .605 .526 .563 .593 .526 .345 .198

Type Vee-Ball Designs V150, V200 & V300Forward Flow

HD (Heavy Duty) Metal SealsSizes 10- through 20-Inch

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 1999;All Rights Reserved

September 1999Page V150-4

Catalog 12

Page 193: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValve Rotation, Degrees

Coefficients10 20 30 40 50 60 70 80 90

Metal Micro-Notch Ball with Fisher TCM Plus or Heavy Duty (HD) Metal Seal

CV 0.014 0.130 0.360 0.660 1.03 1.43 2.00 3.25 5.23

KV 0.012 0.112 0.311 0.571 0.89 1.24 1.73 2.81 4.52

FL 0.95 0.90 0.93 0.93 0.91 0.90 0.93 0.93 0.88

XT 0.551 0.581 0.660 0.628 0.589 0.593 0.620 0.605 0.578

Ceramic Micro-Notch Ball with Heavy Duty (HD) Metal Seal

CV 0.018 0.148 0.415 0.786 1.28 1.78 2.34 2.86 3.64

KV 0.016 0.128 0.359 0.680 1.11 1.54 2.02 2.47 3.15

FL 0.90 0.93 0.94 0.93 0.89 0.90 0.88 0.89 0.92

XT 0.581 0.697 0.693 0.601 0.593 0.612 0.533 0.537 0.612

Type Vee-BallR Designs V150, V200 & V3001-Inch Micro-Notcht Ball

Metal & Ceramic Ball

Fisher Controls International, Inc., 1998 , 1999;All Rights Reserved

Vee-Ball, Micro-Notch, Fisher, and Fisher-Rosemount are marks ownedby Fisher Controls International, Inc. or Fisher-Rosemount Systems, Inc.All other marks are the property of their respective owners.

May 1999Page V150-5

Catalog 12

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ValveSize Coefficient

Valve Rotation, DegreesSize,Inches

Coefficient10_ 20_ 30_ 40_ 50_ 60_ 70_ 80_ 90_

Cv 4.9 23.1 49.8 87.2 129 178 245 332 389

4KV 4.2 20.0 43.1 75.4 112 154 212 287 336

4FL - - - - - - 0.91 - - - 0.79 - - - 0.73 - - - 0.71

XT 0.70 0.76 0.74 0.64 0.59 0.52 0.42 0.33 0.33

Cv - - - 36.1 77.4 131 190 266 383 544 657

6KV - - - 31.2 67.0 113 164 230 331 471 568

6FL - - - 0.92 0.88 - - - 0.86 0.81 0.79 0.72 0.70

XT - - - 0.38 0.50 0.51 0.51 0.46 0.37 0.29 0.31

Cv 7.9 48.4 112 186 268 380 553 802 1060

8KV 6.8 41.9 96.9 161 232 329 478 694 917

8FL 0.88 0.80 0.80 0.75 0.79 0.78 0.74 0.64 0.66

XT 0.68 0.95 0.79 0.68 0.64 0.58 0.44 0.31 0.30

Cv 13.3 84.7 181 294 452 633 894 1190 1620

10KV 11.5 73.3 157 254 391 548 773 1030 1400

10FL 0.89 0.87 0.83 0.79 0.77 0.77 0.75 0.69 0.66

XT 0.83 0.73 0.75 0.75 0.62 0.54 0.42 0.36 0.31

Cv 20.3 132 269 461 687 1010 1350 1920 2830

12KV 17.6 114 233 399 594 874 1170 1660 2450

12FL 0.87 0.80 0.83 0.78 0.79 0.71 0.73 0.69 0.63

XT 0.91 0.64 0.77 0.74 0.70 0.56 0.50 0.38 0.28

Cv - - - 229 502 769 1120 1460 2040 2670 3340

14KV - - - 198 434 665 969 1260 1760 2320 2910

14FL - - - 0.88 - - - 0.75 - - - 0.76 - - - 0.65 0.65

XT - - - 0.78 0.67 0.66 0.56 0.52 0.40 0.33 0.30

Cv - - - 234 600 989 1472 1923 2792 3865 5064

16KV - - - 202 519 855 1270 1660 2420 3340 4380

16FL - - - 0.88 - - - 0.75 - - - 0.76 - - - 0.66 0.65

XT - - - 0.86 0.66 0.58 0.49 0.47 0.35 0.26 0.20

Cv - - - 430 942 1444 2104 2742 3841 5035 6312

20KV - - - 372 815 1250 1820 2370 3320 4360 5460

20FL - - - 0.88 - - - 0.75 - - - 0.76 - - - 0.66 0.65

XT - - - 0.78 0.67 0.66 0.56 0.52 0.39 0.33 0.30

Type Vee-Ball Designs V150, V200 & V300Attenuator

Sizes 4- through 20-Inch

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September 1999Page V150-6

Catalog 12

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2,"S1"' 2/,S

3BH>&R )(77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ F.<<,&-F.<<,.

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

A4& \&3#<$ ICBB 413 R/,S -,&RR#-#&$%3 #'&$%#-1/ %, %4& \&3#<$ I8DB) ;&R&" %, %4& I8DB #$R,"P1%#,$);&P#$'&"V A4& ICBB #3 1=1#/1?/& #$ 3#_&3 8J %4",@<4 8BJ#$-4 ,$/.)

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Forward or Reverse Flow

Design V250

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Forward or Reverse Flow Approximately EqualPercentage Characteristic

CoefficientsValve Size, Valve Rotation, Degrees

CoefficientsValve Size,Inches 10 20 30 40 50 60 70 80 90

Cv - - - 6.74 19.0 39.9 68.9 114 182 335 499

KV - - - 5.83 16.4 34.5 59.6 98.6 157 290 432

Fd 4 - - - 0.49 0.69 0.84 0.92 0.96 0.98 1.00 1.00

FL

40.90 0.90 0.90 0.90 0.85 0.78 0.68 0.57 0.45

XT - - - 0.66 0.77 0.76 0.71 0.59 0.47 0.26 0.17

Cv - - - 15.7 42.8 76.1 130 203 308 567 855

KV - - - 13.6 37.0 65.8 112 176 266 490 432

Fd 6 - - - 0.54 0.69 0.83 0.90 0.94 0.97 .098 0.99

FL

60.90 0.90 0.90 0.90 0.85 0.78 0.68 0.57 0.45

XT - - - 0.99 0.83 0.90 0.76 0.64 0.54 0.28 0.17

Cv 1.48 27.9 91.8 177 308 478 720 1220 2190

KV 1.28 24.1 79.4 153 266 413 623 1060 1890

Fd 8 - - - 0.59 0.75 0.85 0.92 0.96 0.98 0.99 0.99

FL

80.90 0.90 0.90 0.90 0.85 0.78 0.68 0.57 0.45

XT 0.35 0.92 0.81 0.85 0.63 0.58 0.48 0.29 0.14

Cv 42.8 85.5 174 306 484 764 1150 1800 3055

KV 37.0 74.0 151 265 419 661 995 1560 2640

Fd 10 - - - 0.62 0.77 0.86 0.92 0.96 0.98 0.99 1.00

FL

100.90 0.90 0.90 0.90 0.85 0.78 0.68 0.57 0.45

XT 0.33 0.59 0.75 0.72 0.68 0.57 0.43 0.29 0.15

Cv 40.6 122 267 499 812 1230 1870 3060 5800

KV 35.1 106 231 432 702 1060 1620 2650 5020

Fd 12 0.44 0.64 0.78 0.87 0.93 0.97 0.98 0.99 1.00

FL

120.90 0.90 0.90 0.90 0.85 0.78 0.68 0.57 0.45

XT 0.24 0.88 0.88 0.78 0.60 0.49 0.38 0.23 0.10

Cv 68.3 203 447 813 1340 2030 3010 4630 8130

KV 59.1 176 387 703 1160 1760 2600 4000 7030

Fd 16 0.43 0.66 0.79 0.87 0.93 0.97 0.98 0.99 1.00

FL

160.90 0.90 0.90 0.90 0.85 0.78 0.68 0.57 0.45

XT 0.46 0.71 0.87 0.83 0.66 0.51 0.42 0.27 0.13

Cv 132 330 726 1320 2180 3300 4880 7520 13,200

KV 114 285 628 1140 1890 2850 4220 6500 11,400

Fd 20 0.45 0.66 0.80 0.88 0.93 0.97 0.99 1.00 1.00

FL

200.90 0.90 0.90 0.90 0.85 0.78 0.68 0.57 0.45

XT 0.29 0.71 0.82 0.86 0.67 0.51 0.42 0.27 0.13

Cv 183 458 1010 1830 3020 4580 6770 10,400 18,300

KV 158 396 874 1580 2610 3960 5860 9000 15,800

Fd 24 0.47 0.67 0.80 0.88 0.93 0.97 0.99 1.00 1.00

FL

240.90 0.90 0.90 0.90 0.85 0.78 0.68 0.57 0.45

XT 0.29 0.71 0.82 0.86 0.67 0.51 0.42 0.27 0.13

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Forward Flow

Design V260Awith Aerodome Attenuator

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May 2001Page V260--1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher ControlsInternational, Inc. or Fisher-Rosemount Systems, Inc. All other marks arethe property of their respective owners.

Characterized(1) Aerodome Modified EqualPercentage Characteristic

Valve Size, MinimumThrottling Coefficients

Valve Rotation, DegreesValve Size,Inches Throttling

CV(2)Coefficients

10 20 30 40 50 60 70 80 90

Cv 4.69 56.3 125 216 320 446 632 893 1140

KV 4.06 48.7 108 187 277 386 547 772 986

8 30.5 Fd - - - 0.10 0.060 0.046 0.038 0.032 0.032 0.035 0.0398 30.5FL 0.99 0.88 0.77 0.71 0.70 0.69 0.68 0.66 0.64

XT 0.35 0.77 0.59 0.51 0.49 0.48 0.46 0.43 0.40

Cv 7.34 99.7 194 339 513 708 1000 1400 1780

KV 6.35 86.2 168 293 444 612 866 1210 1540

10 53.5 Fd - - - 0.081 0.048 0.037 0.030 0.025 0.025 0.028 0.03110 53.5FL 0.99 0.88 0.77 0.71 0.70 0.69 0.68 0.66 0.64

XT 0.35 0.77 0.59 0.51 0.49 0.48 0.46 0.43 0.40

Cv 10.6 160 297 512 755 1030 1450 2020 2560

KV 9.14 138 257 443 653 893 1250 1750 2220

12 85.3 Fd - - - 0.064 0.040 0.030 0.025 0.021 0.021 0.023 0.02612 85.3FL 0.99 0.88 0.77 0.71 0.70 0.69 0.68 0.66 0.64

XT 0.35 0.77 0.59 0.51 0.49 0.48 0.46 0.43 0.40

Cv 18.8 252 490 873 1310 1810 2560 3580 4590

KV 16.3 218 424 755 1140 1570 2210 3100 3970

16 135 Fd - - - 0.051 0.031 0.023 0.019 0.016 0.016 0.018 0.02016 135FL 0.94 0.85 0.74 0.71 0.70 0.68 0.66 0.63 0.61

XT 0.83 0.50 0.47 0.42 0.42 0.39 0.33 0.30 0.26

Cv 29.0 352 782 1351 2000 2790 3950 5590 7130

KV 25.1 304 676 1170 1730 2410 3420 4830 6170

20 191 Fd - - - 0.041 0.026 0.019 0.016 0.014 0.014 0.015 0.01620 191FL 0.99 0.87 0.76 0.71 0.70 0.69 0.67 0.65 0.63

XT 0.35 0.77 0.59 0.51 0.49 0.48 0.46 0.43 0.401. Window starts at about 60 degrees.2. Valves should not be required to throttle at a Cv less than the specified minimum Cv.

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High Density Aerodome Modified Equal PercentageCharacteristic

Valve Size, MinimumThrottling Coefficients

Valve Rotation, DegreesValve Size,Inches Throttling

CV(1)Coefficients

10 20 30 40 50 60 70 80 90

Cv 8.43 38.0 113 196 298 441 608 745 809

KV 7.29 32.9 97.7 170 258 381 526 644 700

8 23.2 Fd - - - 0.10 0.060 0.046 0.038 0.032 0.028 0.026 0.0248 23.2FL 0.97 0.86 0.75 0.71 0.70 0.69 0.67 0.66 0.66

XT 0.32 0.51 0.58 0.49 0.39 0.38 0.38 0.33 0.31

Cv 13.2 67.3 176 307 478 699 955 1170 1280

KV 11.4 58.2 152 266 413 605 826 1010 1110

10 40.3 Fd - - - 0.081 0.048 0.037 0.030 0.025 0.023 0.021 0.01910 40.3FL 0.97 0.86 0.75 0.71 0.70 0.69 0.67 0.66 0.66

XT 0.32 0.51 0.58 0.49 0.39 0.38 0.38 0.33 0.31

Cv 19 108 270 464 703 1020 1390 1690 1850

KV 16.4 93.4 234 401 608 882 1200 1460 1600

12 63.5 Fd - - - 0.064 0.040 0.030 0.025 0.021 0.019 0.017 0.01612 63.5FL 0.97 0.86 0.75 0.71 0.70 0.69 0.67 0.66 0.66

XT 0.32 0.51 0.58 0.49 0.39 0.38 0.38 0.33 0.31

Cv 33.8 170 445 792 1220 1790 2460 3000 3310

KV 29.2 147 385 685 1060 1550 2130 2600 2860

16 102 Fd - - - 0.051 0.031 0.023 0.019 0.016 0.014 0.013 0.01216 102FL 0.94 0.85 0.73 0.71 0.69 0.68 0.66 0.64 0.63

XT 0.87 0.59 0.50 0.44 0.38 0.35 0.30 0.27 0.27

Cv 87.0 433 894 1470 2270 3110 4110 5140 5550

KV 75.3 375 773 1270 1960 2690 3550 4440 4800

20 260 Fd - - - 0.041 0.026 0.019 0.016 0.014 0.012 0.011 0.01120 260FL 0.96 0.85 0.73 0.71 0.70 0.68 0.67 0.66 0.65

XT 0.32 0.51 0.58 0.49 0.39 0.38 0.38 0.33 0.311. Valves should not be required to throttle at a Cv less than the minimum throttling Cv.

Design V260Awith Aerodome Attenuator

Forward Flow

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Catalog 12

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Characterized(1) Hydrodome Modified EqualPercentage Characteristic

Valve Size, MinimumThrottling Coefficients

Ball Angle of Opening, DegreesValve Size,Inches Throttling

CV(2)Coefficients

10 20 30 40 50 60 70 80 90

Cv 13.6 79.6 160 265 408 585 797 1150 1380

8 46.6 KV 11.8 68.9 138 229 353 506 689 995 11908 46.6FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

Cv 21.1 123 248 411 632 907 1240 1780 2140

10 72.1 KV 18.2 107 215 355 547 784 1070 1540 185010 72.1FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

Cv 30.7 179 361 597 920 1320 1800 2590 3110

12 105 KV 26.5 155 312 517 796 1140 1550 2240 269012 105FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

Cv 55.1 322 648 1070 1650 2370 3230 4660 5590

16 189 KV 47.6 279 560 928 1430 2050 2790 4030 483016 189FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

Cv 85.1 498 1000 1660 2550 3660 4990 7190 8630

20 292 KV 73.6 431 866 1430 2210 3170 4310 6220 747020 292FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

1. Window starts at about 60 degrees.2. Valves should not be required to throttle at a Cv less than the minimum throttling Cv.

High Density Hydrodome Modified EqualPercentage Characteristic

Valve Size, MinimumThrottling Coefficients

Ball Angle of Opening, DegreesValve Size,Inches Throttling

CV(1)Coefficients

10 20 30 40 50 60 70 80 90

Cv 13.3 79.9 162 268 415 593 801 1020 1060

8 46.6 KV 11.5 69.1 140 232 359 513 693 882 9178 46.6FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

Cv 20.5 123 250 413 640 914 1230 1570 1630

10 71.8 KV 17.7 106 216 357 554 791 1060 1360 141010 71.8FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

Cv 30.2 181 367 608 941 1350 1820 2310 2400

12 106 KV 26.1 157 317 526 814 1170 1570 2000 208012 106FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

Cv 53.0 318 645 1070 1650 2360 3190 4060 4210

16 186 KV 45.8 275 558 926 1430 2040 2760 3510 364016 186FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

Cv 83.2 500 1010 1680 2600 3710 5010 6380 6620

20 292 KV 72.0 432 877 1450 2250 3210 4330 5520 573020 292FL 0.84 0.90 0.82 0.77 0.72 0.68 0.66 0.66 0.62

1. Valves should not be required to throttle at a Cv less than the minimum throttling Cv.

Design V260Bwith Hydrodome Attenuator

Forward Flow

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1998, 2000;All Rights Reserved

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Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

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Gas or Liquid Flow Modified EqualPercentage Characteristic

Valve Size, MinimumThrottling Coefficients

Valve Rotation, DegreesValve Size,Inches Throttling

CV(1)Coefficients

10 20 30 40 50 60 70 80 90

Cv 47.3 126 236 382 604 972 1600 3000 4960

KV 40.9 109 204 330 522 841 1380 2600 4290

8 86.7 FL 0.79 0.87 0.91 0.91 0.85 0.81 0.73 0.63 0.638 86.7Fd 0.37 0.64 0.78 0.88 0.94 0.97 0.98 0.99 1.00

XT 0.44 0.64 0.77 0.77 0.67 0.51 0.38 0.20 0.13

Cv 74.1 197 369 598 946 1520 2510 4700 7770

KV 64.1 171 320 517 818 1320 2170 4060 6720

10 136 FL 0.79 0.87 0.91 0.91 0.85 0.81 0.73 0.63 0.6310 136Fd 0.37 0.64 0.78 0.87 0.94 0.97 0.99 0.99 1.00

XT 0.44 0.64 0.77 0.77 0.67 0.51 0.38 0.20 0.13

Cv 107 284 532 861 1360 2190 3610 6760 11 200

KV 92.2 246 460 745 1180 1890 3120 5850 9670

12 196 FL 0.79 0.87 0.91 0.91 0.85 0.81 0.73 0.63 0.6312 196Fd 0.39 0.67 0.79 0.87 0.93 0.97 0.99 1.00 1.00

XT 0.44 0.64 0.77 0.77 0.67 0.51 0.38 0.20 0.13

Cv 189 505 945 1530 2420 3890 6410 12 000 19 900

KV 164 437 818 1320 2090 3370 5540 10 400 17 200

16 347 Fd 0.38 0.64 0.79 0.87 0.93 0.97 0.99 0.99 1.0016 347FL 0.79 0.87 0.91 0.91 0.85 0.81 0.73 0.63 0.63

XT 0.44 0.64 0.77 0.77 0.67 0.51 0.38 0.20 0.13

Cv 296 788 1480 2390 3780 6080 10 000 18 800 31 000

KV 256 681 1280 2070 3270 5260 8660 16 200 26 800

20 542 Fd 0.42 0.66 0.79 0.87 0.93 0.97 0.99 1.00 1.0020 542FL 0.79 0.87 0.91 0.91 0.85 0.81 0.73 0.63 0.63

XT 0.44 0.63 0.76 0.76 0.66 0.50 0.38 0.20 0.131. Valves should not be required to throttle at a Cv less than the minimum throttling Cv.

Design V260Cwithout Attenuator

Forward Flow

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May 2001Page V260-4

Catalog 12

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2,"S1"' 2/,S

3BH>&R )I77

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ F1<<,&-F1<<,.

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

A4& \&3#<$ IEBB 413 R/,S -,&RR#-#&$%3 #'&$%#-1/ %, %4& \&3#<$ I8DB) ;&R&" %, %4& I8DB #$R,"P1%#,$);&P#$'&"V A4& IEBB #3 1=1#/1?/& #$ 3#_&3 8J %4",@<4 8FJ#$-4 ,$/.);&P#$'&"V A4& IEBB 8HJ 1$' 8FJ#$-4 3#_&3 1"& $,% 1=1#/1?/& S#%4 2/1% X&%1/ 3&1/3)

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Level 1, 2 and 3 Trims Full Port

Design V500Forward Flow

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August 1999Page V500-1

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

CoefficientsValveSize,

Valve Rotation, Degrees Modified LinearCharacteristicCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 1.22 2.89 5.05 7.63 9.94 11.3 11.8 12.0 12.2

KV 1.06 2.50 4.37 6.60 8.60 9.77 10.2 10.4 10.6

Fd 1 0.49 0.64 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.89 0.89 0.88 0.85 0.85 0.85 0.85 0.85 0.85

XT 0.480 0.497 0.508 0.548 0.597 0.632 0.636 0.612 0.593

CV 2.07 6.15 11.5 16.6 20.7 23.5 25.3 26.1 26.6

KV 1.79 5.32 9.95 14.4 17.9 20.3 21.9 22.6 23.0

Fd 1-1/2 0.48 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.95 0.85 0.85 0.84 0.84 0.84 0.84 0.84 0.84

XT 0.770 0.476 0.483 0.555 0.616 0.636 0.632 0.601 0.589

CV 4.11 8.73 16.7 27.0 37.2 43.4 45.8 46.2 46.2

KV 3.56 7.55 14.4 23.4 32.2 37.5 39.6 40.0 40.0

Fd 2 0.49 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.97 0.92 0.84 0.79 0.77 0.75 0.75 0.74 0.74

XT 0.439 0.442 0.442 0.422 0.422 0.462 0.452 0.442 0.442

CV 8.80 22.7 43.3 71.3 96.8 116 130 138 142

KV 7.61 19.6 37.5 61.7 83.7 100 112 119 123

Fd 3 0.46 0.62 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.86 0.84 0.83 0.83 0.83 0.82 0.78 0.77 0.77

XT 0.469 0.544 0.574 0.526 0.497 0.526 0.508 0.476 0.456

CV 16.6 41.3 79.1 123 166 203 230 247 255

KV 14.3 35.7 68.4 106 144 176 199 214 221

Fd 4 0.45 0.61 0.72 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.85 0.82 0.81 0.81 0.80 0.79 0.77 0.76 0.76

XT 0.439 0.555 0.501 0.466 0.473 0.490 0.480 0.459 0.442

CV 17.5 79.1 155 270 363 434 492 540 565

KV 15.1 68.4 134 234 314 375 426 467 489

Fd 6 0.44 0.60 0.72 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.97 0.93 0.88 0.82 0.76 0.73 0.72 0.71 0.71

XT 0.879 0.585 0.540 0.456 0.439 0.432 0.436 0.426 0.416

CV 51.5 146 298 481 646 775 879 981 1050

KV 44.5 126 258 416 559 670 760 849 908

Fd 8 0.43 0.59 0.72 0.80 0.87 0.92 0.96 0.99 1.00

FL 0.97 0.93 0.87 0.78 0.72 0.71 0.70 0.69 0.67

XT 0.456 0.605 0.533 0.449 0.413 0.403 0.391 0.372 0.360

Page 206: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize,

Valve Rotation, Degrees Modified LinearCharacteristicCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 1.08 2.82 5.26 9.11 12.4 14.7 15.9 16.4 16.8

KV 0.93 2.44 4.55 7.88 10.7 12.7 13.8 14.2 14.5

Fd 1 0.49 0.64 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.80 0.79 0.73 0.63 0.58 0.55 0.56 0.51 0.48

XT 0.172 0.284 0.406 0.357 0.345 0.322 0.300 0.289 0.283

CV 1.71 5.33 11.3 18.4 24.7 28.6 30.1 30.7 31.0

KV 1.48 4.61 9.77 15.9 21.4 24.7 26.0 26.6 26.8

Fd 1-1/2 0.48 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.75 0.74 0.70 0.66 0.64 0.63 0.63 0.63 0.63

XT 0.357 0.442 0.432 0.397 0.369 0.360 0.360 0.357 0.357

CV 2.98 7.40 15.6 27.6 41.9 52.9 56.4 57.2 57.4

KV 2.58 6.40 13.5 23.9 36.2 45.8 48.8 49.5 49.7

Fd 2 0.49 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.92 0.89 0.81 0.67 0.60 0.58 0.58 0.58 0.58

XT 0.480 0.476 0.462 0.384 0.308 0.265 0.265 0.265 0.265

CV 7.19 21.4 47.0 75.4 105 122 132 134 141

KV 6.22 18.5 40.7 65.2 90.8 106 114 116 122

Fd 3 0.46 0.62 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.80 0.80 0.77 0.71 0.66 0.65 0.65 0.65 0.65

XT 0.357 0.476 0.487 0.436 0.372 0.378 0.384 0.376 0.357

CV 12.2 39.0 79.9 124 171 202 222 232 235

KV 10.6 33.7 69.1 107 148 175 192 201 203

Fd 4 0.45 0.61 0.72 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.90 0.89 0.81 0.73 0.71 0.70 0.69 0.69 0.69

XT 0.522 0.544 0.487 0.456 0.406 0.406 0.416 0.423 0.416

CV 15.1 72.4 156 251 351 438 534 638 717

KV 13.1 62.6 135 217 304 379 462 552 620

Fd 6 0.44 0.60 0.72 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.85 0.85 0.82 0.77 0.70 0.66 0.61 0.57 0.51

XT 0.416 0.597 0.518 0.522 0.452 0.388 0.336 0.270 0.219

CV 33.5 143 302 485 663 798 871 897 986

KV 29.0 124 261 420 573 690 753 776 853

Fd 8 0.43 0.59 0.72 0.80 0.87 0.92 0.96 0.99 1.00

FL 0.81 0.81 0.79 0.76 0.68 0.66 0.66 0.66 0.66

XT 0.697 0.593 0.483 0.410 0.354 0.342 0.366 0.403 0.363

Design V500Reverse Flow

Level 1, 2, and 3 Trims Full Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

August 1999Page V500-2

Catalog 12

Page 207: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize,

Valve Rotation, Degrees Modified LinearCharacteristicCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 0.777 2.09 3.02 3.62 4.53 4.90 4.93 4.96 5.01

KV 0.672 1.81 2.61 3.13 3.92 4.24 4.26 4.29 4.33

Fd(1) 1 0.54 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.89 0.89 0.88 0.85 0.82 0.79 0.75 0.74 0.74

XT 0.487 0.391 0.497 0.597 0.508 0.439 0.436 0.429 0.419

CV 0.632 2.56 4.47 7.15 9.62 10.7 10.8 10.9 10.9

KV .547 2.21 3.87 6.18 8.32 9.26 9.34 9.43 9.43

Fd(1) 1-1/2 0.53 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.84 0.84 0.84 0.82 0.79 0.75 0.73 0.73 0.73

XT 0.559 0.397 0.522 0.574 0.585 0.508 0.497 0.490 0.490

CV 1.30 3.49 5.31 9.64 15.1 17.3 17.3 17.3 17.3

KV 1.12 3.02 4.59 8.34 13.1 15.0 15.0 15.0 15.0

Fd(1) 2 0.54 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.85 0.85 0.84 0.84 0.82 0.79 0.79 0.79 0.79

XT 0.391 0.336 0.452 0.563 0.529 0.462 0.462 0.462 0.462

CV 6.78 11.5 16.0 26.7 40.2 47.7 48.4 48.4 48.4

KV 5.86 9.95 13.8 23.1 34.8 41.3 41.9 41.9 41.9

Fd(1) 3 0.53 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.90 0.88 0.87 0.86 0.85 0.82 0.77 0.77 0.77

XT 0.487 0.501 0.487 0.429 0.459 0.429 0.429 0.429 0.429

CV 10.0 18.2 24.4 43.7 69.2 90.6 98.2 98.2 98.2

KV 8.65 15.7 21.1 37.8 59.9 78.4 84.9 84.9 84.9

Fd(1) 4 0.52 0.65 0.74 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.95 0.89 0.85 0.84 0.84 0.81 0.77 0.77 0.77

XT 0.426 0.459 0.570 0.504 0.487 0.462 0.426 0.426 0.426

CV 9.50 26.6 41.8 76.0 129 170 200 200 200

KV 8.22 23.0 36.2 65.7 112 147 173 173 173

Fd(1) 6 0.52 0.65 0.74 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.97 0.96 0.92 0.86 0.80 0.76 0.74 0.74 0.74

XT 0.995 0.351 0.403 0.487 0.416 0.462 0.410 0.410 0.410

CV 39.9 87.8 155 241 343 448 541 606 623

KV 34.5 75.9 134 208 297 388 468 524 539

Fd(2) 8 0.48 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.96 0.81 0.80 0.79 0.78 0.76 0.74 0.72 0.70

XT 0.400 0.446 0.459 0.449 0.429 0.413 0.413 0.413 0.391

1. Measured at 60% Port.2. Measured at 40% Port.

Design V500Forward Flow

Level 1, 2, and 3 Trims Reduced Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

August 1999Page V500-3

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 208: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize,

Valve Rotation, Degrees Modified LinearCharacteristicCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV .634 2.09 3.34 3.96 5.21 5.64 5.70 5.71 5.76

KV .548 1.81 2.89 3.43 4.51 4.88 4.93 4.94 4.98

Fd(1) 1 0.54 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70 0.70

XT 0.230 0.216 0.207 0.406 0.366 0.348 0.339 0.345 0.342

CV .464 1.93 4.21 7.81 11.0 12.1 12.1 12.2 12.2

KV .401 1.67 3.64 6.76 9.52 10.5 10.5 10.6 10.6

Fd(1) 1-1/2 0.53 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.93 0.93 0.75 0.72 0.70 0.70 0.70 0.70 0.70

XT 0.970 0.416 0.501 0.467 0.416 0.416 0.416 0.413 0.416

CV .965 2.68 4.82 12.0 17.7 18.7 18.8 18.9 18.9

KV .835 2.31 4.17 10.4 15.3 16.2 16.3 16.3 16.3

Fd(1) 2 0.54 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.96 0.96 0.77 0.67 0.62 0.62 0.62 0.62 0.62

XT 0.518 0.508 0.559 0.354 0.351 0.360 0.357 0.354 0.354

CV 5.95 10.6 14.7 29.9 49.0 56.0 56.2 56.2 56.7

KV 5.15 9.17 12.7 25.9 42.4 48.4 48.6 48.6 49.0

Fd(1) 3 0.53 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.80 0.79 0.73 0.64 0.59 0.58 0.58 0.58 0.58

XT 0.429 0.455 0.487 0.345 0.286 0.286 0.286 0.286 0.281

CV 7.69 15.3 22.7 42.6 75.0 98.0 99.5 100 102

KV 6.65 13.2 19.6 36.8 64.9 84.8 86.1 86.5 88.2

Fd(1) 4 0.52 0.65 0.74 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.83 0.82 0.81 0.77 0.60 0.59 0.58 0.58 0.58

XT 0.504 0.548 0.555 0.529 0.375 0.322 0.336 0.334 0.319

CV 5.10 20.6 34.6 71.9 123 170 230 231 232

KV 4.41 17.8 29.9 62.2 106 147 199 200 201

Fd(1) 6 0.52 0.65 0.74 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.97 0.95 0.90 0.82 0.73 0.65 0.57 0.55 0.55

XT 0.990 0.551 0.566 0.533 0.432 0.397 0.263 0.260 0.258

CV 27.1 74.3 140 232 342 457 552 614 646

KV 23.4 64.3 121 201 296 395 477 531 559

Fd(2) 8 0.48 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.92 0.91 0.88 0.76 0.69 0.66 0.62 0.60 0.58

XT 0.636 0.494 0.494 0.490 0.442 0.388 0.369 0.339 0.311

1. Measured at 60% Port.2. Measured at 40% Port.

Design V500Reverse Flow

Level 1, 2, and 3 Trims Reduced Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

August 1999Page V500-4

Catalog 12

Page 209: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize,

Valve Rotation, Degrees Modified LinearCharacteristicCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV .30 1.91 4.68 7.3 9.17 10.3 11.0 11.5 11.6

KV .260 1.65 4.05 6.31 7.93 8.91 9.52 9.95 10.0

Fd 1 0.49 0.64 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL - - - 0.98 0.87 0.87 0.85 0.86 0.85 0.86 0.84

XT 0.668 0.574 0.529 0.566 0.616 0.668 0.685 0.628 0.616

CV 1.46 3.79 8.13 13.4 17.9 20.7 22.4 24.0 25.0

KV 1.26 3.28 7.03 11.6 15.5 17.9 19.4 20.8 21.6

Fd 1-1/2 0.48 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.86 0.86 0.82 0.84 0.80 0.80 0.79 0.79 0.79

XT 0.566 0.605 0.55 0.544 0.551 0.574 0.589 0.585 0.597

CV 1.76 6.0 13.8 22.6 29.5 35.2 38.4 38.4 38.4

KV 1.52 5.19 11.9 19.5 25.5 30.4 33.2 33.2 33.2

Fd 2 0.49 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.95 0.96 0.94 0.83 0.81 0.80 0.77 0.77 0.78

XT 0.819 0.555 0.501 0.480 0.533 0.566 0.570 0.585 0.585

CV 7.6 23.2 44.0 62.6 82.5 102 115 119 124

KV 6.57 20.1 38.1 54.1 71.4 88.2 99.5 103 107

Fd 3 0.46 0.62 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.88 0.87 0.85 0.84 0.83 0.82 0.80 0.80 0.80

XT 0.578 0.494 0.511 0.540 0.529 0.515 0.518 0.533 0.526

CV 9.31 37.0 73.5 111 144 171 192 208 221

KV 8.05 32.0 63.6 96.0 125 148 166 180 191

Fd 4 0.45 0.61 0.72 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.94 0.90 0.85 0.84 0.82 0.80 0.77 0.77 0.77

XT 0.526 0.476 0.449 0.452 0.480 0.504 0.511 0.501 0.487

CV 9.71 64.3 141 222 299 368 426 469 499

KV 8.40 55.6 122 192 259 318 368 406 432

Fd 6 0.44 0.60 0.72 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.95 0.88 0.82 0.80 0.78 0.78 0.77 0.77 0.76

XT 0.504 0.459 0.432 0.422 0.429 0.436 0.432 0.422 0.413

CV 34.6 142 290 447 592 716 822 911 958

KV 29.9 123 251 387 512 619 711 788 829

Fd 8 0.43 0.59 0.72 0.80 0.87 0.92 0.96 0.99 1.00

FL 0.92 0.76 0.78 0.79 0.77 0.76 0.73 0.71 0.73

XT 0.544 0.446 0.426 0.429 0.429 0.46 0.419 0.410 0.429

Design V500Forward Flow

Level 4 Trim Full Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

August 1999Page V500-5

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 210: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize,

Valve Rotation, Degrees Modified LinearCharacteristicCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV .107 1.85 5.09 8.8 11.9 13.6 14.0 14.0 15.3

KV .093 1.60 4.40 7.61 10.3 11.8 12.1 12.1 13.2

Fd 1 0.49 0.64 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL - - - 0.88 0.65 0.60 0.54 0.54 0.60 0.62 0.61

XT 0.334 0.526 0.426 0.360 0.334 0.345 0.372 0.384 0.334

CV .988 3.37 7.66 13.5 19.3 23.5 25.3 25.3 26.1

KV .854 2.92 6.63 11.7 16.7 20.3 21.9 21.9 22.6

Fd 1-1/2 0.48 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.98 0.92 0.75 0.73 0.62 0.58 0.59 0.61 0.61

XT 0.473 0.585 0.563 0.487 0.432 0.403 0.400 0.426 0.429

CV 1.42 4.92 11.8 20.9 29.8 36.7 40.9 42.7 43.0

KV 1.23 4.26 10.2 18.1 25.8 31.7 35.4 36.9 37.2

Fd 2 0.49 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.97 0.93 0.86 0.77 0.72 0.62 0.64 0.63 0.66

XT 0.403 0.718 0.616 0.518 0.473 0.452 0.452 0.446 0.439

CV 7.64 20.6 41.3 62.4 80.5 94.8 105 109 111

KV 6.61 17.8 34.9 54.0 69.6 82.0 90.8 94.3 96.0

Fd 3 0.46 0.62 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.93 0.91 0.89 0.81 0.73 0.72 0.71 0.74 0.76

XT 0.616 0.656 0.537 0.497 0.501 0.508 0.504 0.515 0.511

CV 8.07 31.3 67.1 102 129 153 174 189 192

KV 6.98 27.1 58.0 88.2 112 132 151 163 166

Fd 4 0.45 0.61 0.72 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.86 0.85 0.84 0.80 0.75 0.75 0.75 0.75 0.74

XT 0.456 0.664 0.533 0.490 0.515 0.526 0.522 0.504 0.515

CV 10.5 58.6 134 218 294 356 406 445 461

KV 9.08 50.7 116 189 254 308 351 385 399

Fd 6 0.44 0.60 0.72 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.80 0.76 0.72 0.70 0.68 0.69 0.69 0.69 0.69

XT 0.511 0.551 0.459 0.406 0.391 0.397 0.410 0.416 0.429

CV 25.4 136 266 413 554 686 818 895 897

KV 22.0 118 230 357 479 593 708 774 776

Fd 8 0.43 0.59 0.72 0.80 0.87 0.92 0.96 0.99 1.00

FL 0.75 0.77 0.75 0.72 0.73 0.69 0.70 0.70 0.72

XT 0.731 0.439 0.483 0.469 0.439 0.397 0.360 0.375 0.426

Design V500Reverse Flow

Level 4 Trim Full Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

August 1999Page V500-6

Catalog 12

Page 211: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize,

Valve Rotation, Degrees Modified LinearCharacteristicCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 2.14 3.70 4.65 5.25 5.50 5.57 5.66 5.66 5.66

KV 1.84 3.18 4.00 4.52 4.73 4.79 4.87 4.87 4.87

Fd(1) 1 0.54 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.64 0.75 0.75 0.79 0.75 0.74 0.73 0.73 0.73

XT 0.286 0.388 0.464 0.483 0.471 0.459 0.444 0.444 0.444

CV 2.10 4.55 6.16 8.00 10.4 11.3 11.3 11.3 11.3

KV 1.81 3.91 5.30 6.88 8.94 9.72 9.72 9.72 9.72

Fd(1) 1-1/2 0.53 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.82 0.79 ²0.79 0.79 0.79 0.72 0.72 0.72 0.72

XT 0.469 0.397 0.454 0.500 0.502 0.482 0.482 0.482 0.482

CV 2.75 5.15 6.70 9.65 13.7 16.8 18.8 18.8 17.9

KV 2.37 4.43 5.76 8.30 11.8 14.5 16.2 16.2 15.4

Fd(1) 2 0.54 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.75 0.76 0.83 ²0.86 0.87 0.85 0.77 0.77 0.81

XT 0.467 0.448 0.519 0.624 0.612 0.543 0.444 0.439 0.484

CV 4.12 9.50 13.1 19.8 29.6 39.0 45.3 48.0 48.0

KV 3.56 8.22 11.3 17.1 25.6 33.7 39.2 41.5 41.5

Fd(1) 3 0.53 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.80 0.80 0.88 0.86 0.84 0.82 0.81 0.79 0.77

XT 0.469 0.551 0.605 0.522 0.518 0.551 0.515 0.466 0.466

CV 2.26 11.2 20.1 33.3 50.8 69.1 83.0 89.3 90.1

KV 1.95 9.69 17.4 28.8 43.9 59.8 71.8 77.2 77.9

Fd(1) 4 0.52 0.65 0.74 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.96 0.95 0.85 0.86 0.86 0.83 0.80 0.77 0.74

XT 0.779 0.779 0.632 0.620 0.612 0.589 0.537 0.466 0.452

CV 13.6 37.9 49.8 82.9 122 159 184 194 196

KV 11.8 32.8 43.1 71.7 106 138 159 168 170

Fd(1) 6 0.52 0.65 0.74 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.97 0.69 0.72 0.74 0.77 0.81 0.81 0.77 0.77

XT 0.518 0.280 0.381 0.357 0.397 0.452 0.476 0.452 0.442

CV 19.7 63.6 134 228 334 438 526 587 605

KV 17.0 55.0 116 197 289 379 455 508 523

Fd(2) 8 0.48 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.93 0.83 0.76 0.77 0.77 0.77 0.75 0.75 0.72

XT 0.597 0.473 0.422 0.394 0.378 0.381 0.400 0.429 0.436

1. Measured at 60% Port.2. Measured at 40% Port.

Design V500Forward Flow

Level 4 Trim Reduced Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

August 1999Page V500-7

Catalog 12Fisher, and Fisher-Rosemount are marks owned by Fisher Controls Inter-national, Inc. or Fisher-Rosemount Systems, Inc. All other marks are theproperty of their respective owners.

Page 212: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

CoefficientsValveSize,

Valve Rotation, Degrees Modified LinearCharacteristicCoefficients Size,

Inch 10 20 30 40 50 60 70 80 90

CV 1.90 3.80 4.85 5.82 5.90 5.90 5.90 5.90 5.90

KV 1.63 3.27 4.17 5.01 5.07 5.07 5.07 5.07 5.07

Fd(1) 1 0.54 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.56 0.67 0.68 0.69 0.73 0.75 0.75 0.75 0.75

XT 0.312 0.386 0.427 0.409 0.448 0.448 0.448 0.448 0.448

CV 1.95 4.45 5.75 7.75 11.4 11.8 11.8 11.8 11.8

KV 1.68 3.83 4.95 6.67 9.80 10.2 10.2 10.2 10.2

Fd(1) 1-1/2 0.53 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.83 0.77 0.78 0.76 0.68 0.72 0.73 0.73 0.73

XT 0.395 0.415 0.527 0.519 0.421 0.459 0.459 0.459 0.459

CV 2.70 4.65 6.30 11.1 18.3 19.8 20.2 20.4 21.0

KV 2.32 4.00 5.42 9.55 15.7 17.0 17.4 17.5 18.1

Fd(1) 2 0.54 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.91 0.89 0.84 0.71 0.58 0.61 0.62 0.62 0.60

XT 0.459 0.464 0.594 0.453 0.307 0.358 0.366 0.337 0.328

CV 4.41 9.60 13.7 19.5 37.3 53.3 56.7 57.9 57.9

KV 3.81 8.30 11.9 16.9 32.3 46.1 49.0 50.1 50.1

Fd(1) 3 0.53 0.66 0.75 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.96 0.93 0.93 0.87 0.73 0.64 0.62 0.62 0.63

XT 0.469 0.578 0.578 0.537 0.319 0.258 0.265 0.268 0.268

CV 9.78 11.1 19.4 32.1 49.7 67.8 80.5 84.6 86.6

KV 8.46 9.60 16.8 27.8 43.0 58.6 69.6 73.2 74.9

Fd(1) 4 0.52 0.65 0.74 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.93 0.93 0.89 0.84 0.79 0.72 0.64 0.65 0.65

XT 0.620 0.620 0.593 0.605 0.570 0.522 0.476 0.459 0.436

CV 10.6 30.0 43.4 77.1 122 168 198 223 226

KV 9.17 26.0 37.5 66.7 106 145 171 193 195

Fd(1) 6 0.52 0.65 0.74 0.82 0.88 0.92 0.96 0.99 1.00

FL 0.77 0.79 0.77 0.75 0.69 0.64 0.63 0.58 0.58

XT 0.640 0.369 0.476 0.410 0.381 0.357 0.336 0.284 0.278

CV 19.8 55.8 125 222 323 413 488 549 569

KV 17.1 48.3 108 192 279 357 422 475 492

Fd(2) 8 0.48 0.63 0.73 0.81 0.87 0.92 0.96 0.99 1.00

FL 0.75 0.77 0.78 0.75 0.70 0.68 0.70 0.68 0.70

XT 0.459 0.581 0.462 0.394 0.375 0.381 0.391 0.391 0.391

1. Measured at 60% Port.2. Measured at 40% Port.

Design V500Reverse Flow

Level 4 Trim Reduced Port

Printed in U.S.A. on recycled paper.Fisher Controls International, Inc., 1988, 1999;All Rights Reserved

August 1999Page V500-8

Catalog 12

Page 213: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

5,$=&"<#$< 2/,S

3BH>&R .3

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89G87 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ M>,&

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

!%RABF&>R& 0$%O +>RB"F!S"F"?#BF>H#>?

/%F# D"V>MGM)"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$

)"$AB/%F#

3>"MB#BFD"V>MGM-F"AB$

0$%O 0$%O)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$

W X)"$ABC>TBU4R?SBH 4R?SBH MM 4R?SBH MM

0$%O/"#SW'X

0$%O!%BEE>L?>BR#

7W/$G&3%ORX

'7 (7 I7 97 J7 :7 K7 ;7 Y7'77W/$G&P=X

0+W(X

5= G)EN N)8B F)FG D)9H H)9N H)BE E)8B C)8D 8)H9 8)EB B B)G8

<1 @'A> D'&> ?'@B ?'&> >'C= C'>E A'DB &'BD &'AE &'&A ='== F F F

8YC 8 DY8F EE E EYH 89ZA B)DFC B)HDC B)HEC B)HHC B)HDF B)HNE B)H9H B)DBH B)DC9 B)DNH F F F F F F

8YC 8JDY8F EE)E EYH 895= B C)HD E)EF H)EC D)8D D)9F F)9E N)NH G)BB G)8B 9)BB B)N9

<1 ='== A'&A A'E& C'@> >'>? ?'&D ?'EE D'@= D'EA @'=& @'@E F F F

ZA F F F B)DCC B)HNF B)HDC B)HH9 B)HDF B)HHF B)HHC B)HNE B)HGN B)H9H F F F

5= 8C)E 8B)N 8B)8 G)9H N)HC D)GE H)CH C)NN 8)GD 8)D9 B B)NN

<1 &='D E'AD B'@> @'@C D'>A ?'=> C'D@ A'>= &'D= &'CB ='== F F F

EYH 8 DY8F EE E EYH 89ZA B)H9H B)HFF B)HHF B)HHC B)HHF B)HDC B)HF9 B)H9B B)DD8 B)F8F F F F F F F

EYH 8JDY8F EE)E EYH 895= B C)9E H)89 D)DN N)88 G)FG 9)98 8B)F 88)C 88)H 8C)D B)NF

<1 ='== A'?C C'DA >'BA D'&? @'?& B'?@ E'&@ E'DE E'BD &='B F F F

ZA F F F B)HFF B)HEC B)HC9 B)HCC B)H8E B)HC9 B)HFF B)HD9 B)HD9 B)HGE F F F

5= 89)H 8N)8 8D)E 8C)F 9)NB F)GC H)EH C)HG 8)HF 8)8H B B)98

<1 &D'B &>'B &C'A &='E B'CE ?'E= C'@? A'&? &'AD ='EE ='== F F F

8 8 DY8F EE E EYH 89ZA B)FDD B)FDF B)FG8 B)N8H B)NHD B)NFG B)N8N B)FGC B)ND8 B)GHG F F F F F F

8 8JDY8F EE)E EYH 895= B E)BG H)DG F)FC 9)CB 8C)B 8D)B 8N)8 8G)B 8G)N 89)H B)9F

<1 ='== A'DD C'ED ?'@C @'ED &='> &C'= &>'B &?'D &D'A &D'B F F F

; %, Q ZA F F F B)DNC B)FB9 B)FCE B)FCN B)F8H B)FC9 B)FHC B)FG8 B)FGN B)N8N F F F; %, QW %, Q 5= CC)C 89)N 8N)F 8H)D 88)8 N)GC D)9N C)GD 8)FG 8)EB B B)GN

<1 &E'A &@'= &?'A &A'? E'D= D'@D ?'&D A'>@ &'>? &'&A ='== F F F

8 8YC 8 DY8F EE E EYH 89ZA B)DDC B)DHD B)DFF B)FC8 B)FC9 B)FHH B)D9B B)DF9 B)FCH B)N89 F F F F F F

8J8YC 8JDY8F EE)E EYH 895= B E)DH D)CG N)F8 8B)F 8E)G 8N)C 89)F CB)N C8)D CC)E B)9H

<1 ='== C'=D >'?@ D'?B E'&@ &&'E &>'E &@'= &@'E &B'D &E'C F F F

ZA F F F B)HN9 B)DBH B)DCC B)DC8 B)DBN B)DCG B)DEG B)DFG B)DNH B)D9G F F F

5= NH)C F9)G FH)F DN)E HF)N ED)E CH)G 8D)G 9)BE D)BD B B)G8

<1 D>'A D='> ??'E >E'D >='> C='? A&'? &C'@ @'B& >'C@ ='== F F F

C C DY8F DG N 8 8YG C9ZA B)FNB B)FDD B)FFB B)FD9 B)F9N B)ND9 B)NNG B)N9H B)NF8 B)NHC F F F F F F

C CJDY8F DG)N 8J8YG C95= B H)9B N)GB 8C)G 89)N CG)8 EG)H H9)E DG)H FH)9 N8)9 B)9E

<1 ='== >'A> D'@? &&'& &@'= A>'C CC'A >A'D ?='? ?D'& DA'A F F F

ZA F F F B)NHE B)F9H B)FGF B)N8C B)NHG B)NDB B)NDC B)NHG B)NE8 B)NHH F F F

5= G8)F NG)G NB)B FC)9 D8)N EG)D CN)D 8N)F 9)9 D)D B B)N9

<1 @='D DB'A D='? ?>'> >>'@ CC'C AC'B &?'A B'?D >'@D ='== F F F

C 8YC C DY8F DG N 8 8YG C9ZA B)F8B B)DFD B)FCE B)FB8 B)FC9 B)NBC B)F9G B)NBN B)F99 B)F9C F F F F F F

CJ8YC CJDY8F DG)N 8J8YG C95= B D)H G)DG 8H)E C8)9 EB)G H8)G DE)9 FE)G N8)D N9)C B)98

<1 ='== >'D@ @'>A &A'> &B'E AD'D CD'A >D'D ??'A D&'B DB'? F F F

ZA F F F B)FN8 B)FEE B)FBD B)FED B)FGD B)F9N B)F9N B)F9B B)FFH B)FNH F F F8) A4& &$' -,$$&-%#,$3 1"& #'&$%#R#&' ,$ %4& =1/=& ?,'.)C) +% P1]#P@P R/,S)

Page 214: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

/%F# D"V>MGM)"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$

)"$AB/%F#

3>"MB#BFD"V>MGM-F"AB$

0$%O 0$%O)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$

)"$ABC>TBU4R?SBH 4R?SBH MM 4R?SBH MM

0$%O/"#SW'X

0$%O!%BEE>L?>BR#

7W/$G&3%ORX

'7 (7 I7 97 J7 :7 K7 ;7 Y7'77W/$G&P=X

0+W(X

5= 8HE 8EE 8C8 8BN 98)8 NE)N DF)F E9)B CB)9 G)FH B B)NH

<1 &A> &&? &=? EC @B'B DC'B >E'= CC'@ &B'& @'>@ ='== F F F

E E NY8F GN E 8 8YC EGZA B)D9H B)FEC B)FGB B)F9F B)N8H B)NDH B)NEH B)FNE B)N88 B)GNE F F F F F F

E EJNY8F GN)E 8J8YC EG5= B 8G)N EE)9 D8)N NB)8 GN)9 8B8 8CB 8EH 8HF 8DF B)9C

<1 ='== &D'A AE'C >>'@ D='D @D'= B@'> &=> &&D &AD &C? F F F

ZA F F F B)GHG B)NDN B)F9C B)FHH B)FC8 B)FHE B)FNB B)NHE B)NHH B)NEB F F F

5= CHG CEF CCC CBB 8ND 8HN 88N GF)9 DF)F C9)B B B)NH

<1 A&? A=> &EA &@C &?& &A@ &=& @?'A >E'= A?'& ='== F F F

H H EYG 888 8 C D8; %, Q ZA B)DNB B)DGE B)F8F B)FDC B)FNC B)FF9 B)FD9 B)FBG B)F8G B)FHB F F F F F F

H HJEYG 888)8 C D8; %, QW %, Q 5= B 8B)C CF)D H9)N NG)H 88E 8DH 8G9 C8F CH8 CFD B)9C

<1 ='== B'BA AA'E >C'= D@'B E@'@ &CC &DC &B@ A=B AAE F F F

ZA F F F B)FDG B)FCC B)F8F B)FCD B)FE8 B)FHE B)FGE B)NBH B)N88 B)NDC F F F

5= HD8 HCH EGN EEG CGC CCE 8FC 8BG FB)8 CC)9 B B)GH

<1 CE= CD@ CC? AEA A>> &EC &>= EC'> ?A'= &E'B ='== F F F

F N 8NN G C D8ZA B)NDN B)NC8 B)NCN B)NH9 B)NDB B)NHN B)NNF B)NNB B)NH9 B)NNH F F F F F F

F N 8NN)G C D85= B H9)H 8BC 8F8 CC8 CGH EEN EGN HEE HNH DBF B)98

<1 ='== >A'@ BB'A &CE &E& A>D AEA CC? C@? >&= >CB F F F

ZA F F F B)D9C B)FCE B)FFC B)F9D B)FGG B)NCG B)NH9 B)NHB B)NDN B)NNE F F F8) A4& &$' -,$$&-%#,$3 1"& #'&$%#R#&' ,$ %4& =1/=& ?,'.)C) +% P1]#P@P R/,S)

3BH>&R .3

5,$=&"<#$< 2/,S

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89G87 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ M>,.

!"#"$%& '(

Page 215: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

!"#$%&' #$ ()*)+) ,$ "&-.-/&' 010&")2#34&" 5,$%",/3 6$%&"$1%#,$1/7 6$-)7 89GG7 899G:+// ;#<4%3 ;&3&"=&'

45678+# &''9()*+ M>,1

!"#"$%& '(2#34&"7 1$' 2#34&"J;,3&P,@$% 1"& P1"T3 ,S$&' ?. 2#34&" 5,$%",/3 6$%&"J$1%#,$1/7 6$-) ," 2#34&"J;,3&P,@$% *.3%&P37 6$-) +// ,%4&" P1"T3 1"& %4&0",0&"%. ,R %4&#" "&30&-%#=& ,S$&"3)

3>ABF&>R& 0$%O +>RB"F!S"F"?#BF>H#>?

/%F# D"V>MGM)"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$

)"$AB/%F#

3>"MB#BFD"V>MGM-F"AB$

0$%O 0$%O)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$

W X)"$ABC>TBU4R?SBH 4R?SBH MM 4R?SBH MM

0$%O/"#SW'X

0$%O!%BEE>L?>BR#

7W/$G&3%ORX

'7 (7 I7 97 J7 :7 K7 ;7 Y7'77W/$G&P=X

0+W(X

5= 9)CD G)HN G)89 N)NH F)9N D)9C H)DH E)BG C)89 C)BC B B)GB

<1 B'== @'CC @'=B D'@= D'=C ?'&A C'EC A'DD &'BE &'@? ='== F F F

8YC 8 DY8F EE E EYH 89Q %, ; ZA B)D8G B)HNE HCC B)H8B B)HE9 B)D8D B)FCB B)N8H B)FG9 B)NCN J J J F F F

8YC 8JDY8F EE)E EYH 89Q %, ;Q %, W 5= B C)BG C)GB E)D8 H)CF D)88 F)BC F)9B N)DB N)NC G)FN B)GB

<1 ='== &'B= A'>A C'=> C'DB >'>A ?'A& ?'E@ D'>E D'DB @'?= F F F

ZA J J J J J J B)G9G B)NHH B)FCG B)DHB B)DEE B)DNG B)DNH B)DDD B)DFE F F F

5= 8E)B 8C)8 88)D 8B)D 9)8N N)HG D)H9 E)DN C)H9 C)EH B B)NN

<1 &&'A &='? E'E? E'=B @'EC D'>@ >'@? C'=E A'&? A'=A ='== F F F

EYH 8 DY8F EE E EYH 89Q %, ; ZA B)DEN B)DEN B)DCC B)DC9 B)DNH B)FCG B)FHG B)FEF B)FCB B)FHG J J J F F F

EYH 8JDY8F EE)E EYH 89Q %, ;Q %, W 5= B C)E9 E)HB H)HF D)NB F)9F G)C8 9)E9 8B)8 8B)E 88)D B)N9

<1 ='== A'=@ A'E> C'BD >'EC D'=A @'&= B'&A B'@> B'E& E'E? F F F

ZA J J J B)9HF B)GGH B)NGE B)FG8 B)FHG B)FFB B)FFG B)FHG B)FHB B)FBG F F F

5= 89)H 8G)8 8F)E 8H)D 8C)D 9)FG F)DG H)BH C)NE C)HB B B)G9

<1 &D'B &?'@ &>'& &A'? &='B B'C@ ?'DE C'>E A'CD A'=B ='== F F F

8 8 DY8F EE E EYH 89Q %, ; ZA B)FEC B)FFF B)F9H B)FNH B)F8H B)F8F B)DH9 B)HDD B)DEN B)D8D J J J F F F

8 8JDY8F EE)E EYH 89Q %, ;Q %, W 5= B H)8F F)8G G)EH 8B)9 8E)E 8D)C 8F)N 8G)B 8G)9 89)C B)GN

<1 ='== C'D= ?'C? @'A& E'>C &&'? &C'& &>'> &?'D &D'C &D'D F F F

ZA J J J B)N8G B)NH9 B)NGN B)NDF B)NEG B)N8C B)F9E B)FDF B)FHB B)FHG F F F

5= CE CB)9 8G)9 8F)G 8E)E 9)9B F)9B H)EF C)DE C)BF B B)G9

<1 &E'E &B'& &D'C &>'? &&'? B'?D ?'E@ C'@@ A'&E &'@B ='== F F F

8 8YC 8 DY8F EE E EYH 89Q %, ; ZA B)FBH B)FBH B)D99 B)D99 B)DFD B)DD9 B)DCD B)DCC B)H9C B)HGN J J J F F F

8J8YC 8JDY8F EE)E EYH 89Q %, ;Q %, W 5= B H)CB F)EB G)HB 88)8 8E)D 8D)D 8N)D 89)F C8)H CE B)GH

<1 ='== C'DC ?'>? @'A@ E'D= &&'@ &C'> &?'& &@'= &B'? &E'E F F F

ZA J J J B)FGH B)F9H B)N89 B)NEC B)NCF B)NCD B)FNH B)FNN B)FEH B)D9F F F F

5= NH)C NE)8 F9)N FH)C DD)B HH)D EC)F C8)B 8C)N G)NN B B)9B

<1 D>'A DC'A D='C ??'? >@'D CB'? AB'A &B'A &&'= @'?E ='== F F F

C C DY8F DG N 8 8YG C9Q %, ; ZA B)NDB B)NDF B)NFB B)NDH B)NFC B)NE9 B)N8C B)NEH B)FGB B)FD8 J J J F F F

C CJDY8F DG)N 8J8YG C9Q %, ;Q %, W 5= B F)HB 9)EC 8D)B CG)G EH)E HF)9 D9)B F9)G N9)E GD)D B)GN

<1 ='== ?'?> B'=D &C'= A>'E AE'@ >='D ?&'= D='> DB'D @>'= F F F

ZA J J J B)FFB B)FNH B)FCH B)DNN B)FE8 B)FE9 B)FFC B)FNE B)FEF B)FCG F F F

5= NN)9 NF)N NE)C FN)H DN)N HF)N EH)H CC)8 8E)E 9)C8 B B)G9

<1 D@'> DD'C DC'C ?B'C >E'E >='> AE'B &E'& &&'? @'E@ ='== F F F

C 8YC C DY8F DG N 8 8YG C9Q %, ; ZA B)NCE B)NC9 B)NED B)NEH B)NHE B)N8D B)FGB B)N8B B)FD9 B)FCG J J J F F F

CJ8YC CJDY8F DG)N 8J8YG C9Q %, ;Q %, W 5= B F)NC 9)N9 8D)G CD)B EF)B H9)C FC)B NE)E GE)E G9)N B)GN

<1 ='== ?'B& B'>@ &C'@ A&'D C&'& >A'D ?C'D DC'> @A'& @@'D F F F

ZA J J J B)FHB B)FHN B)FB8 B)DDG B)F8F B)FCB B)FHH B)FDE B)FCE B)FB9 F F F8) A4& &$' -,$$&-%#,$3 1"& #'&$%#R#&' ,$ %4& =1/=& ?,'.)C) +% P1]#P@P R/,S)

3BH>&R .3

\#=&"<#$< 2/,S

Page 216: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

/%F# D"V>MGM)"$AB 1=BR>R& /BF?BR# %E -%#"$ -F"AB$

)"$AB/%F#

3>"MB#BFD"V>MGM-F"AB$

0$%O 0$%O)"$AB 1=BR>R&N/BF?BR# %E -%#"$ -F"AB$

)"$ABC>TBU4R?SBH 4R?SBH MM 4R?SBH MM

0$%O/"#SW'X

0$%O!%BEE>L?>BR#

7W/$G&3%ORX

'7 (7 I7 97 J7 :7 K7 ;7 Y7'77W/$G&P=X

0+W(X

5= 8HF 8HF 8HF 8HE 8CG 8BF G8)8 DD)B C9)G 8F)H B B)GN

<1 &AD &AD &AD &A> &&& E&'@ @='A >@'D A?'B &>'A ='== F F F

E E NY8F GN E 8 8YC EGQ %, ; ZA B)FGN B)N8F B)NEE B)FGN B)FGF B)FG9 B)FGG B)FGH B)FGH B)FGG J J J F F F

E EJNY8F GN)E 8J8YC EGQ %, ;Q %, W 5= B CF)9 HH)E FH)D GH)B 8BE 8CC 8HB 8DE 8FD 8NH B)9B

<1 ='== AC'C CB'C ??'B @A'@ BE'& &=D &A& &CA &>C &?& F F F

ZA J J J B)FNE B)FN9 B)FND B)FNH B)FNE B)FNC B)FNC B)FNF B)FNH B)FN8 F F F

5= CDC CH9 CHF CH8 CCN CBE 8NC 8ED 9H)F DC)8 B B)NF

<1 A&B A&? A&C A=B &ED &@D &>E &&@ B&'B >?'& ='== F F F

H H EYG 888 8 C D8Q %, ; ZA B)FNB B)FN8 B)FNH B)FNC B)FNE B)FNE B)FNH B)FHE B)FN8 B)FNE J J J F F F

H HJEYG 888)8 C D8Q %, ;Q %, W 5= B 8C)B CG)B DB)C N9)N 889 8NC CCF CFN C9N E8F B)98

<1 ='== &='> A>'A >C'> DB'E &=C &>E &E? AC& A?@ A@C F F F

ZA J J J B)F98 B)FG9 B)F9C B)F98 B)F9C B)F98 B)FGG B)FGN B)GGN B)F9B F F F

5= HGE HNB HHH E9D EHE CNE CBE 8EH NH)G EE)B B B)G9

<1 >&B >=@ CB> C>A AE@ ACD &@D &&D D>'@ AB'? ='== F F F

F N 8NN G C D8Q %, ; ZA B)NGE B)NGB B)NG8 B)NGD B)N98 B)NG8 B)NGF B)NGD B)NGH B)NGF J J J F F F

F N 8NN)G C D8Q %, ;Q %, W 5= B DG)H 8BF 8FH CEB EB8 ENH HEN H98 DEH DFN B)G9

<1 ='== ?='? E&'@ &>A &EE AD= CA> C@B >A? >DA >E= F F F

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8YC 8JDY8F EE)E EYH 89; %, WQ %, W 5= B 8)NH C)HH E)8F E)F8 H)8B H)9D D)GD F)EG N)BN G)HC B)GB

<1 ='== &'?& A'&& A'@C C'&A C'?? >'AB ?'=D ?'?A D'&A @'AB F F F

ZA J J J B)9EF B)G89 B)NHH B)NF8 B)F9N B)DD9 B)HF9 B)HDF B)H9B B)DCF F F F

5= 88)G 8B)H 9)EN G)N8 G)BN N)CD F)CN D)EC H)HB C)NG B B)N9

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EYH 8 DY8F EE E EYH 89; %, W ZA B)DBG B)DBG B)H9B B)HFC B)HDC B)HDC B)HD9 B)HD9 B)HEF B)HDC J J J F F F

EYH 8JDY8F EE)E EYH 89; %, WQ %, W 5= B C)FD E)NC H)GN F)EB N)HE G)C9 9)8F 9)9N 88)C 8C)D B)NN

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ZA J J J B)DEE B)DBG B)H9H B)HHF B)E9N B)E9N B)HEF B)HHF B)HEC B)H9N F F F

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8 8 DY8F EE E EYH 89; %, W ZA B)FGC B)FFH B)FFD B)FFG B)FNH B)F9H B)NBH B)NBC B)NEF B)GHD J J J F F F

8 8JDY8F EE)E EYH 89; %, WQ %, W 5= B C)88 E)BE H)HD F)8D G)8G 8B)D 8E)B 8D)N 8G)E CB)D B)GG

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8 8YC 8 DY8F EE E EYH 89; %, W ZA B)FBE B)F8F B)FDF B)F9B B)NBB B)ND9 B)NFE B)NFG B)GDH B)9CF J J J F F F

8J8YC 8JDY8F EE)E EYH 89; %, WQ %, W 5= B C)FB H)9B F)9B 9)HB 8C)F 8D)H 8G)G CC)B CH)D CD)8 B)GC

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ZA J J J B)HDE B)E8D B)ECG B)EEB B)E8E B)EHC B)EDE B)EFD B)EN9 B)HFG F F F

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C CJDY8F DG)N 8J8YG C9; %, WQ %, W 5= B E)GD D)HG 9)8F 8H)F C8)D EB)N HC)H DF)E N8)9 GD)F B)FD

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Page 218: Catalog 12 Index ANSI/ISA/IEC VALVE SIZING (ANSI/ISA/IEC ...j.pdf · Sizing Valves for Liquids 2-1 Liquid Sizing Sample Problems 2-8 Sizing Valves for Compressible Fluids 2-12 Compressible

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C 8YC C DY8F DG N 8 8YG C9; %, W ZA B)F98 B)FNN B)FGH B)FD9 B)FFH B)FNF B)FG8 B)FFN B)FFC B)FFC J J J F F F

CJ8YC CJDY8F DG)N 8J8YG C9; %, WQ %, W 5= B H)CH F)BE 8B)8 8F)B CE)N EE)G HF)N FC)B N9)B 9H)C B)GH

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F N 8NN)G C D8; %, WQ %, W 5= B EG)H NB)8 88B 8DF CBG CFC ECH E9E HNE DDF B)GH

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