兑水 发表于 2009-9-9 07:35:56

ASTM A 755-2003 外露建筑材料用热浸涂覆和用卷涂工艺预涂...

A755/A755M-03 Standard Specification for Steel Sheet, Metallic Coated by the Hot-Dip Process and Prepainted by the Coil-Coating Process for Exterior Exposed Building Products
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