Introduction:Normal Presure: PN1.0MPaSuitable Medium: Water, Sewage, Air, Oil, Salts, etc.Temperature: Low than 120 degree centigrade.Size: DN40-DN300Standard:Flange Drilling: DIN2501; ANSI Class 125Face to Face: DIN3202; ANSI B 16.10Parts Material:Body: Cast IronWedge: CI, DI with EPDMStem: CS, SS4......