lishengfu1304 发表于 2018-5-8 10:35:20

A 240/A 240M – 03a

Standard Specification for
Chromium and Chromium-Nickel Stainless Steel Plate,
Sheet, and Strip for Pressure Vessels and for General
Applications


admin 发表于 2018-5-9 10:46:37

谢谢您的分享，金币已奖励!
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