ygs67 发表于 2015-6-19 14:13:50

ASTM A333 A333M-13

ASTM A333 A333M-13 Specification for Seamless and Welded Steel Pipe for Low-Temperature Service

admin 发表于 2015-6-23 12:10:17

谢谢您的分享,金币已奖励!
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