标题: BS EN 12560-7 2004 Flanges and their joints — Gaskets for class-designated fla [打印本页] 作者: killer007 时间: 2017-11-16 17:28:17 标题: BS EN 12560-7 2004 Flanges and their joints — Gaskets for class-designated fla
BS EN 12560-7 2004 Flanges and their joints — Gaskets for class-designated flanges — Part 7：Covered metal jacketed gaskets for use with steel flanges
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