wanderer1997 发表于 2015-11-11 00:05:00

ASTM A822-04(2015)



ASTM A822/A822M-04(2015) Standard Specification for Seamless Cold-Drawn Carbon Steel Tubing for Hydraulic System Service

admin 发表于 2015-11-11 09:52:39

谢谢您的分享,金币已奖励!
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