BS EN 10246-15-2000 钢管的无损检测 第15部分:无缝和焊接钢管(
BS EN 10246-15-2000 Non-destructive testing of steel tubes - Part 15: Automatic ultrasonic testing of strip/plate used in the manufacture of welded steel tubes for the detection of laminar imperfections谢谢您的分享,金币已奖励!
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