astm a 569 astm a 570

发表于 2009-9-7 13:41:14 | 显示全部楼层 |阅读模式

astm a 569 & astm a 570
hello,
both astm a 569 & astm a 570 are specs. for commercial grade steel sheets. can anyone tell me the available properties (yield and ultimate strengths) of both specs?
thank you,
jeff

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