As one of the leading resilient seat double eccentric flanged butterfly valve manufacturers and suppliers in China and equipped with a productive factory, Shanghai Hugo Valve Co.,Ltd is always at your service.Product Details Key Specifications/Special Features:Resilient seated double eccentric fanged butterfly valveSizes: 2-48"Class: 125/150lbsFace to face: API609, BS5155, DIN 3202, ISO 5752Flange: DIN, BS, ISO, ANSI, AS, JISMounting flange: ISO 5211Materials:Body: cast Iron/ductile Iron + 304 S.S.Disc: ductile Iron + EPDMShaft: stainless steelRetainer: Stainless SteelSealing ring: NBR / EPDMActuator: worm gear & actuatorApplications: water supply and sewage, food and beverage, chemical/petrochem/processing, power and utilities, ship buildingValve materials of constructionBody Materials: Cast Iron/Ductile Iron/ WCB + S.S. , CF8/CF8M Body painting : epoxy coating for iron material Seat Materials: NBR, EPDM, VITONDisc Materials: Ductile Iron+EPDM,duplex S.S./CF8/CF8M/CF3M+EPDM Stem Materials: SS416/420, SS304, SS316,S.S.316L, duplex S.S. Applicable standard Size Range: 4~120"(DN100~DN3000)Pressure: PN10, PN16, Class125, Class 150Standard : ANSI,DIN,JIS End Connection: flangeOperate: Manual, worm gear, double acting & spring return pneumatic actuated and electric motorized.