sigh007 发表于 2012-3-16 16:25:58

MIL-W-6858D


                   MIL-W-6858D, MILITARY SPECIFICATION, WELDING, RESISTANCE: SPOT AND SEAM (28 MAR 1978) ., This specification covers requirements for resistance spot , and seam welding of the following metals and their alloys. Group 1 - Aluminum and magnesium Group 2 - Iron, nickel, and cobalt Group 3 - Titanium         
         

cuc2015 发表于 2016-1-14 21:33:46

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