BS 639:1969

Specification. Covered electrodes for the manual metal-arc welding of mild steel and medium tensile steel. Metric units.

STANDARD published on 29.9.1969

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The information about the standard:

Designation standards: BS 639:1969
Note: WITHDRAWN
Publication date standards: 29.9.1969
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Category: Technical standards BS