ygs67 发表于 2015-12-21 16:55:28

ASTM A1053_A1053M-12e1

ASTM A1053_A1053M-12e1 Standard Specification for Welded Ferritic-Martensitic Stainless Steel Pipe

admin 发表于 2015-12-21 16:55:59

谢谢您的分享，金币已奖励!
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