sigh007 发表于 2012-3-31 17:53:29

MIL-S-22698C


                   MIL-S-22698C, MILITARY SPECIFICATION: STEEL PLATE, SHAPES AND BARS, WELDABLE ORDINARY STRENGTH AND HIGHER STRENGTH: STRUCTURAL (29 JUN 1988)., This specification covers ordinary strength and higher strength steel plate, shapes and bars.         
         
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