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BS 639:1969 | 29 Sep 1969 | BSI Knowledge
Standard
Withdrawn
BS 639:1969
Specification. Covered electrodes for the manual metal-arc welding of mild steel and medium tensile steel. Metric units
Published:
29 Sep 1969
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Withdrawn:
17 May 1972
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ICS Codes
25.160.01 Welding, brazing and soldering in general
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BSI