liuxilin1215 发表于 2014-3-2 09:33:17

NF EN 10025-4-2005

NF EN 10025-4-2005 Hot rolled products of structural steels Part 4: Technical delivery conditions for thermomechanical rolled weldable fine grain structural steels


2013 发表于 2014-3-2 11:46:43

谢谢分享！！！！！！！！！！！！

mechen 发表于 2014-3-21 12:06:27

Thanks fro your sharing.
Best Regard
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