Heat Exchanger Gasket Configurations

ARTG Metallic Gaskets Division

CANFLEX® Style

RW

RWI

Centering ring

Spiral Winding(Sealing Element)

Centering ring Inner ring

Spiral Winding

Spiral Winding only

Gasket Identification Markings - ASME B16.20

Outer (Centering) RingManufacturer’s Name / Trademark

Spiral Winding

Winding Metal andFiller Material

Inner Ring

ASME B16.20Standard marking

Outer Ring Material(when other than Carbon Steel)

Inner Ring Material(when other than Carbon Steel or PTFE)

Nominal Pipe Sizesand Pressure Classes(standard gasket only)

Non-Metallic Filler Materials

Metallic Winding Materials - Common Metals

Spiral Wound Color Coding Specifications - ASME B16.20Spiral wound gasket color coding identi�es winding and �ller materials only

A.R. Thomson Group manufactures a wide variety of gaskets using the most advanced methods including forming, machining, CNC laser cutting, stamping and winding. These include:

We are committed to providing quality products and services to our customers and to our policy of continuous improvement. This is demonstrated by our commitment to new product development, the integration of new technology to our manufacturing processes, the development and implementation of training programs and our competitiveness in the global marketplace.

Abbreviation Guide RingColor Code

MIN TempºF / ºC

MAX TempºF / ºC

304 Stainless Steel

316L Stainless Steel

317L Stainless Steel

321 Stainless Steel

347 Stainless Steel

Carbon Steel

20Cb-3 (Alloy 20)

HASTELLOY® B 2

HASTELLOY® C 276

INCOLOY® 800

INCONEL® 600 / 625

INCONEL® X750

MONEL® 400

Nickel 200

Titanium

Material

304 -320 / -195

-150 / -100

-150 / -100

-320 / -195

-320 / -195

-40 / -40

-300 / -185

-300 / -185

-300 / -185

-150 / -100

-150 / -100

-150 / -100

-200 / -130

-320 / -195

-320 / -195

1400 / 760

1400 / 760

1400 / 760

1400 / 760

1700 / 925

1000 / 540

1400 / 760

2000 / 1090

2000 / 1090

1600 / 870

2000 / 1090

2000 / 1090

1500 / 820

1400 / 760

2000 / 1090

316L

317L

321

347

CRS

A-20

HAST B

HAST C

IN 800

INC 600 / 625

INX

MON

NI

TI

Yellow

Green

Maroon

Turquoise

Blue

Silver

Black

Brown

Beige

White

Gold

No Color

Orange

Red

Purple

-350 / -212

-350 / -212

-400 / -240

-350 / -212

-320 / -195

2000 / 1090

950 / 510

500 / 260

350 / 177

1500 / 820

Ceramic

Flexible Graphite

PTFE

Verdicarb (Mica Graphite)

CER

FG

PTFE

VC

Light Green

Grey

White

Pink

CANFLEX® THT MIFGMI Light Blue

E-C E-D

R

G-E G-F G-G G-H G-I

H-F H-G H-H H-I H-J

H-A H-B

D-A D-B

I-K

H-K H-L

I-D I-E I-F I-G I-H I-I

J-C J-D J-E J-F J-G J-H

I-J

H-C H-D H-E

K-A K-B K-C K-D

I-A I-B I-C

J-A J-B

F-A F-B

C-A C-B

F-C G-A G-B G-C G-D

E-A E-B

F G

K

I

H

J

R C D E

Surrey604-507-6050

7930 - 130 StreetV3W 0H7Fax: 604-507-6098

#8 1009 Allsbrook RoadV9P 2A9Fax: 250-954-1591

Unit 7, 1839 - 1 Ave.V2L 2Y8Fax: 250-563-2644

#7 - 6320 11 St. SET2H 2L7Fax: 403-258-0394

10030 - 31 AvenueT6N 1G4Fax: (780) 463-2021

Parksville250-954-1543

Prince George250-563-1444

Calgary403-253-0161

Edmonton780-450-8080

230F Mackay CrescentT9H 5C6Fax: 780-790-0278

215 Clearskye WayT4E 0A1Fax: 403-341-4243

9602 113th StreetT8V 4Z7Fax: 780-538-3488

707E McDonald StreetS4N 5M2Fax: 306-584-2599

281 Campbell StreetN7T 2H2Fax: 519-336-0589

1A - 3350 Ridgeway Dr.L5L 5Z9Fax: 905-607-6994

Unit B 1131 Central Ave.P7B 7C9Fax: 807-623-5480

294 LabrosseH9R 5L8Fax: 514-694-2445

Unit 32 - 10 Morris DriveB3B 1M2Fax: 902-468-9087

Fort McMurray780-790-0730

Grande Prairie780-538-1792

Red Deer County403-341- 4511

Regina306-584-2422

Sarnia519-336-3678

Mississauga905-607-6587

Thunder Bay807-623-0641

Pointe-Claire, PQ514-694-2442

Dartmouth902-468-9120

* * * * * * *

BRITISH COLUMBIA ALBERTA SASKATCHEWAN ONTARIO QUEBEC NOVA SCOTIA

* Denotes manufacturing location.

Fluid Containment and Control Specialists Since 1967

arthomson.com

Custom metal/composite gasketsand “form-in-place” gaskets for:

Heat exchangersPressure vesselsHeatersPumpsValves Large diameter flanges

Styles in various alloys and filler materials:

Solid steelDouble-jacketedCammprofileSpiral woundCorrugatedRing joint

CW

CANFLEX® Cammprofile

942 A

942 AR

942 AR2

Cammpro�leStyle

Style

Style

Cammpro�le

Cammpro�le

INC

600

/625

INX

MO

N

NI

TI CER

FG PTFE

VC MIF

GM

I

304

316L

317L

321

347

CRS

A-20

HAS

T B

HAS

T C

IN 8

00

Min and Max Temperature Limits2500 ºF MAX

2000 ºF

1500 ºF

1000 ºF

500 ºF

0 ºF

-500 ºF

-1000 ºF MIN

Filler MaterialWinding Material