SS304 Butterfly Valve Wafer Type materials Body: aluminum, cast iron, ductile iron, carbon steel, stainless steel Disc: cast iron, ductile iron, carbon steel , stainless steel Stem: carbon steel, stainless steel Seat: EPDM, PTFE, NBR Size: DN25-1200 (1”-48”)Pressure: PN10/16( 150/200 PSI)Actuator: handle/gear box /pneumatic /electric Standard: API, ASTM, ANSI , DIN, BS, JIS ,ISO approvedEnd connection: wafer type, flange type, lug type
