BSI BS 6990: AMD 9772: February 1998
SDO: BSI: British Standards Institution
DOD Adopted ANSI Approved Approved
Covers details prior to, during and after all operations relating to and involving the safe arc welding on ferritic and austenitic steel land or offshore pipelines and process plant pipework which contain or have contained a process fluid and which are at least 5 mm thick.
- Arc welding
- Safety measures
- Approval testing
- Non-destructive testing
- Pipe fittings
- Gas-shielded welding
- In situ
- Ferritic steels
- Austenitic steels
- Stainless steels
- Occupational safety
- Acceptance (approval)
- Pipework systems
- Pressure pipes
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