兑水 发表于 2009-9-9 08:33:22

ASTM A 794-1997 商品级冷轧碳素钢薄板(最高含碳量为0.16%-0.25%)

A794-97(2002) Standard Specification for Commercial Steel (CS), Sheet, Carbon (0.16% Maximum to 0.25% Maximum), Cold-Rolled
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