chemrd 发表于 2013-5-18 09:32:51

BS EN 911-1996



BS EN 911:1996
BS 2782-11:Method 1123W:1996

Plastics piping systems — Elastomeric sealing ring type joints and mechanical joints for thermoplastics pressure piping —
Test method for leaktightness under external hydrostatic pressure


admin 发表于 2013-5-18 14:23:26

谢谢您的分享，金币已奖励
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