killer007 发表于 2017-11-16 17:24:29

EN 14772-2005 Flanges and their joints — Quality assurance inspection and tes

EN 14772-2005  Flanges and their joints — Quality assurance inspection and testing of gaskets in accordance with the series of standards EN 1514 and EN 12560




admin 发表于 2017-11-17 11:07:10

谢谢您的分享，金币已奖励!
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