killer007 发表于 2017-11-16 17:47:34

BS EN 1514-1-1997 Flanges and their joints — Dimensions of gaskets for PN-desi

BS EN 1514-1-1997 Flanges and their joints — Dimensions of gaskets for PN-designated flanges — Part 1： Non-metallic flat gaskets with or without inserts




admin 发表于 2017-11-17 11:07:34

谢谢您的分享，金币已奖励!
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