CODE CASE 2642

mbj94077 · 发表于 2012-10-19 14:54:25

Chinese Steel Material Q345R
May Q345R steel as specified in Chinese National Standard GB 713-2008, Steel Plates for Boilers and Vessels, be used for the fabrication of pressure vessels if all otherrequirements of Section VIII, Division 1 are met?

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feihong21314 · 发表于 2012-10-29 20:22:15

非常感谢，我以前的说明都是老版的

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