1265221220_Bayards Friction Stir Welding Presentation

7/28/2019 1265221220_Bayards Friction Stir Welding Presentation

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FRICTION STIR WELDING

Torben Lorentzen

CEO of DanStir ApSDanish Stir Welding Technology

&Friction Stir Welding Specialist

Bayards Aluminium Construction B.V.


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Out-line

Friction Stir Welding

Legal Aspects

Friction Stir Welding at BAYARDS

- The proces in brief

- Weld properties

- Licensees- Patents

- Standards

- Equipment functionality and capabilities

- Applications


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Friction Stir Welding- The proces in brief

- Weld properties


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The sequences of a Friction Stir Welding event


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Micro-structural effect of a Friction Stir Welding event


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0

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1 00

1 10

1 20

1 30

0 1 2 3 4 5 6 7 8 9 1 0 1 1 12 1 3 14 1 5 1 6 1 7 18 1 9 2 0 2 1 2 2 23 24 2 5

S tre s s (M Pa )

S train (% )

F

B

M

P

Tensile test behaviour; EN-AW-6082-O


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-5 0 5 10 15 20 25 30 35

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Hardness[HV10]

Position [mm]

No. 22

Hardness profile; EN-AW-6082-T6


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Heat treatable alloysrecovering hardness overtime here EN-AW-7075

Post weld heat treatment (PWHT)recovering essentially to parent metal

hardness here EN-AW-6082-T6


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Material 0.2% Proof strength[MPa]

Tensile strength[MPa]

Elongation[%]

Welding factor[UTS-FSW / UTS-Parent]

5083-O Parent 148 298 23,5

5083-O FSW 141 298 23 1,00

5083-H321 Parent 249 336 16,55083-H321 FSW 153 305 22,5 0,91

6082-T6 Parent 286 301 10,4

6082-T6 FSW 160 254 4,9 0,83

6082-T6 FSW & aged 274 300 6,4 1,00

6082-T4 Parent 149 260 22,9

6082-T4 FSW 138 244 18,8 0,93

6082-T4 FSW & aged 285 310 9,9 1,19

7108-T79 Parent 295 370 14,0

7108-T79 FSW 210 320 12,0 0,86

7108-T79 FSW & aged 245 350 11,0 0,95

Weld properties for a range of common alloys


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Refined micro-structure and good surface finish


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High weld ductility renders good bending performance


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Legal Aspects- Licensees

- Patents

- Standards


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Licensee status :

Development in licensees over the past 14 years

Smith, I. J., 2008, FSW Patents

A Stirring Story, TWI


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Licensees in an around The Netherlands

Country Non-commercial Commercial

Germany 5 9

France 3 2

Belgium 2 1

The Netherlands 0 1


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Patent status :

The two original patents held by TWI covers the intellectual

property rights regarding the general use of the technology:

US-5,460,317 / EPO615480B1 (1992-2012)

US-5,813,592 / EPO752926B1 (1995-2015)


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Patent status :

Development in 3rd party patent filings

Smith, I. J., 2008, FSW Patents

A Stirring Story, TWI


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Standards status :

Friction Stir Welding is approved by most

of the classification bodies including:

American Bureau of Shipping (ABS)

Bureau Veritas (BV)

Det Norske Veritas (DNV)

Germanischer Lloyds (GL)

Lloyds Register of Shipping (LRS)

Registro Italiano Navale (RINA)


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Standards status :

An official international standard is under

development by the B1 Working Group ofthe IIW Commission III :

ISO/AWI-25239 Part 1-5:

ISO/AWI 25239-1: Part 1: Vocabulary

ISO/AWI 25239-2: Part 2: Design of welded joints

ISO/AWI 25239-3: Part 3: Qualification of welding operators

ISO/AWI 25239-4: Part 4: Specification and qualification of welding procedures

ISO/AWI 25239-5: Part 5: Quality and inspection requirements


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Friction Stir Welding at BAYARDS- Equipment functionality and capabilities

- Applications


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Equipment :

The Friction Stir Welding installation at BAYARDS Aluminium Constructions B.V.


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Equipment :

- Envelope 3.5 x 15.5 meter

- 100 kN down force

- Position- or load-control

- 2D-programable weld paths- Maximum daylight 1.6 meters

- Prepared for a 2nd weld head


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Applications :

- Tailor Welded Blanks (TWB)

- Aircraft cargo floor panels

- Leight weight fuel tanks for UAV- X-ray scanner parts


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Tailor Welded Blanks (TWB) :

Tailor Welded Blanks welded for Renault inner door panels


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Aircraft cargo floor panels :

Cargo floor panels for Lockheed Martin C-130 Hercules aircraft


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Leight weight fuel tanks for UAV :

Light weight fuel tanks for un-maned air crafts


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X-ray scanner parts :

C-arc beams for Philips medical X-ray scanning equipment


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Torben Lorentzen

1265221220_Bayards Friction Stir Welding Presentation

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