标题: BS EN 12560-4 2001 Flanges and their joints — Gaskets for Class-designated fla [打印本页] 作者: killer007 时间: 2017-11-16 17:27:21 标题: BS EN 12560-4 2001 Flanges and their joints — Gaskets for Class-designated fla
BS EN 12560-4 2001 Flanges and their joints — Gaskets for Class-designated flanges — Part 4：Corrugated, flat or grooved metallic and filled metallic gaskets for use with steel flanges
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