SVR Global is the best Non rising stem gate valve manufacturer in USA. Description Available Materials: Casting Steel (WCB, WC6, LCB, WCC, LCC, WC9), Cast iron, Ductile iron Class: ANSI 150 to 2500, PN10 to PN450 Connection type: Buttweld, Flanged, Socket weld , Threaded Size: 1/2” to 48” Operations: Handwheel operated, Gear Operated, Electric Actuated, Pneu...