BS%207670-2-1997_焊接螺母标准

BRITISH STANDARD

BS 7670: Part 2 z 1997

Steel nuts and bolts for resistanee projeetion welding Part 2. Specification for welding of weld nuts and weld bolts

ICS21.0ti0. 21.0ti0.20: 160. 10: 25. l0

NO COPNNG WITHOUT BSI PERMISSION EXCEPTAS PERMITTED BY COPYRIGHT I.AW

Copyrighl British Standards Instilutron Provided by IHS uMer license wilh BSI No reproduction or networkrng permiiled without license from IHS

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BS%207670-2-1997_焊接螺母标准

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