标题: BS EN 12560-6 2003 Flanges and their joints — Gaskets for class-designated fla [打印本页] 作者: killer007 时间: 2017-11-16 17:27:59 标题: BS EN 12560-6 2003 Flanges and their joints — Gaskets for class-designated fla
BS EN 12560-6 2003 Flanges and their joints — Gaskets for class-designated flanges — Part 6：Covered serrated metal gaskets for use with steel flanges
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