MATERIALS AND WELDINGBVN TM MW9 – Welding consumables

Head Office – Department Technology Equipment - V0 – May 2009

CONTENT

1 – Objectives2 – Welding consumables

1 – Objectives

4Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Anchors – Objectives

• To be familiar with Class Rules regarding welding consumables

• Study of Class Rules for welding consumables

2 – Welding consumables

6Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Welding consumables

• Covered electrodes

• Flux-wire combination

• Bare wire-gas combination

• Flux cored wire with shielding gas

• Flux cored wire without shielding gas

7Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Welding consumables

Covered electrodes

Covered electrode

Vacuum packingCovered electrode

Classic packing

8Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Welding consumables

Flux-wire combination

9Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Welding consumables

Bare wire-gas combination

10Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Welding consumables

Flux cored wire with shielding gas

Flux cored wire without shielding gas

11Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Welding consumables

Approval testing :

- Deposited metal tests

- Butt joints welded in position

Scope of material :

- For C and C-Mn steels (typically hul structural grades)

- For high strength steels

- For low temperature steels

- For Mo and Cr-Mo steels

- For stainless steels

- For aluminium alloys

12Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Welding consumables

Class Rules requirements to be studied :

NR216 - Chapter 5 - Section 2

13Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Ship anchor chain cables

To be specially noted :

Type approval procedure

NR216 - Chapter 5 - Section 2

Work’s assessment (Mode II)

14Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Ship anchor chain cables

To be specially noted :

Technical documentation to be submitted for covered electrodes

NR216 - Chapter 5 - Section 2

15Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Ship anchor chain cables

To be specially noted :

Technical documentation to be submitted

for wire-flux

NR216 - Chapter 5 - Section 2

16Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Ship anchor chain cables

To be specially noted :

Technical documentation to be submitted

for wire-gas

NR216 - Chapter 5 - Section 2

17Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009

Ship anchor chain cables

To be specially noted :

Technical documentation to be submitted

for electrogas or electroslag consumables

NR216 - Chapter 5 - Section 2

18Bureau Veritas S.A. internal use only – Materials and Welding – BVN TM MW9 – V0 – May 2009