兑水 发表于 2009-9-15 14:31:54

ASTM B 914-2003 用于钢铁热浸镀锌的锌和锌合金锭的彩色...

B914-03e1 Standard Practice for Color Codes on Zinc and Zinc Alloy Ingot for Use in Hot-Dip Galvanizing of Steel
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