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ir_71 发表于 2014-1-28 02:16:44

BS EN 10217-1:2002 Incorporating Amendment No. 1

BS EN 10217-1:2002 Incorporating Amendment No. 1


Welded steel tubes for pressure purposes. Technical delivery conditionsNon-alloy steel tubes with specified room temperature properties

admin 发表于 2014-2-10 15:22:45

谢谢您的分享，金币已奖励。

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