SVR Global is the top Pneumatic actuated butterfly valve manufacturer in USA. Description: Body material: Cast iron, Ductile iron, Stainless steel ( SS316, SS304, CF8 ), Carbon steel, carbon steel, WCB, WCC, WC6, LCB, LCC, LF2, WC9, Duplex steel ( F51, F53, 5A, 6A ). • Class: 150-300. PN10 – PN40. • Size:  2”-72”. • Connection type:  Flanged, Lug type, Wafer type. • Disc:  CF8M, SS316L, CF8, Cast iron, Carbon steel, Ductile iron. • Operation:  pneumatic actuated.