BS 4870-4:1988
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for approval testing of welding procedures Specification for automatic fusion welding of metallic materials, including welding operator approval
Hardcopy , PDF
06-15-1999
English
01-29-1988
Approval testing of procedures, programmes, systems and operators for automatic or robotic welding. Items in welding procedure test, changes affecting approval, extent of approval, examination and testing.
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