Size: 1.5"-48" Standard: ANSI, BS, DIN Material: Cast Iron, Ductile Iron, SS, WCB ... , VITON, PTFE5. Shaft & Pin: SS410, SS416, SS304, SS316 6. Actuator: Lever, Gear, Penumatic and Electric ActuatorMedium: Fresh water, sewage, sea water ... .For catalog, Pls visit www.metalvalves.com Butterfly Valve Lug Type