NVIC 17-14 Task 8.1.B

Appropriate use of hand tools, machine tools and measuring instruments for fabrication and repair on board

OICEW-C1 Materials used in construction and repair of ships and equipment

Fabrication and repair

Fabrication and repair of systems and components

Safe working practices

Safety measures to ensure a safe working environment and for using hand tools, machine tools and measuring instruments

Use of hand tools, machine tools and measuring instruments

On a vessel of at least 1,000 HP, or in a laboratory or workshop,

the candidate performs several electric arc welding processes.

The candidate, for each weld listed below:

1. Prepares required pieces of metal prior to welding;

2. Selects the proper machine settings and electrode for the size and material to be joined; and

3. Performs a post-weld examination and/or test.

Fillet welds

• Flat plates;
• Vertical plates (at right angles); and
• Horizontal [flat] pipe (end-to-end).

Groove welds

• Flat plates;
• Vertical plates (at right angles); and
• Horizontal [flat] pipe (end-to-end).