ygs67 发表于 2015-6-19 14:18:29

ASTM A269-13

ASTM A269-13 Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service

admin 发表于 2015-6-23 12:10:20

谢谢您的分享,金币已奖励!
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查看完整版本: ASTM A269-13