SVR Global is the best Butterfly valve manufacturer in USA. Description: Body Material: Cast Carbon steel (WCC,WCB, WC6), Stainless Steel, [SS316, SS304, SS316L, SS904L, CF8, CF8M, F31L, F91], Duplex Steel and Super duplex Steel (F51,F53,F55) , Cast iron, Ductile Iron. Size: 2” – 48” Class: 150 to 300; PN 6 – PN 25 Ends: Wafer, flanged, lug Operations: Lever and Gear operated, Pneumatic and Electric actuated. Location : 80, Broad Street, Manhattan, New York – 10004