BS EN 10246-7-1996 钢管的无损检验 第7部分:用于无缝和焊接铁
BS EN 10246-7-1996 Non-destructive testing of steel tubes — Part 7: Automatic full peripheral ultrasonic testing of seamless and welded (except submerged arc welded) steel tubes for the detection of longitudinal imperfections谢谢您的分享,金币已奖励! 谢谢分享,学习一下。
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