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Size:DN15-DN250
Design & Test : API598,API6D
Face to Face dimention: ANSI B16.1
Flange Drilling Standard: ANSI B16.5
Woking pressure:PN 06~2.5Mpa
Application: Water,oiol,gas,steam,etc.
Body,disc,stem & spring: Stainless Steel
O-Ring:Rubber
wafer lift check valve
