sigh007 发表于 2013-9-14 11:02:16

ASTM A1005/A1005M-2000el


ASTM A1005/A1005M-2000el         
中文名：干线用平端纵向与螺旋状焊缝双重埋弧焊黑钢管规格
英文名：Standard Specification for Steel Line Pipe,Black,Plain End,Longitudinal and Helical Seam,Double Submerged-Arc Welded





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