BS-4870-4 › Specification for approval testing of welding procedures. Specification for automatic fusion welding of metallic materials, including welding operator approval

BS-4870-4 - 1988 EDITION - SUPERSEDED -- See the following: BS-EN-1418
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Specification for approval testing of welding procedures. Specification for automatic fusion welding of metallic materials, including welding operator approval


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25.160.01 (Welding, brazing and soldering in general Including welders' qualifications)

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Document Number

BS 4870-4:1988

Revision Level

1988 EDITION

Status

Superseded

Publication Date

Jan. 29, 1988

Page Count

8 pages