SVR Global is the top rated Knife gate valve manufacturer in USA Description: Body materials: WCB, WC6, WCC, LCB, LCC, Cast iron, Ductile Iron, SS316, SS304 Size: DN50 to DN2000 Class: 150 to 300 Nominal Pressure: PN6 to PN40 Operation: Handwheel, Electric actuated ,Pneumatic Actuated, Gear operated Ends: Wafer, Lug, Flanged