sigh007 发表于 2012-3-23 11:04:15

MIL-T-81955


                   MIL-T-81955, MILITARY SPECIFICATION, TIN PLATING; IMMERSION FOR COPPER AND COPPER ALLOYS (15 NOV 1973)., This specification covers the requirements for tin plating deposited by immersion, without an external potential, on copper and copper alloys.         
         
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