Product Type: Butterfly ValveProduct Name: Electro butterfly valveProduct Details:Place of Origin: ChinaCertification: ISO9001-CEProduct Description1.Wide selections in materials, suitable for different mediums and different working temperature Body: ductile iron(DI), cast iron(CI), stainless steel(SS), carbon steel (WCB), aluminium bronze etc 2.Disc:ductile iron, cast iron, stainless steel, carbon steel, aluminium bronze etc 3.Seat: EPDM, NBR, PTFE, VITON,TEFLON etc. Replacable seat or seat vulcanized 4.Stem/Shaft: SS416,SS410, Carbon steel, SS304, SS431 3 Face to face: DIN, BS, API, MSS, ANSI, JIS,ISO  etc 5.Drilling standard: single or multi flange connection standard: DIN PN10/16, JIS10K, BSD, BSE, BS4504, ASE, ASD, ANSI125/150 etc 5 Light weight and minimized operating torque resulting into easy operation and maintainence 6.Working temperature: 10.C~ 150.C OR -4.F~302.F 7.Medium: fresh water, sewage, sea water, air, vapour, acid, alkalis etc8. Substitute for most valves like gate valves but more economical 9 .Long working life without leakage under rated pressure