Tianjin Exxon Valve Co.,Ltd, with professional factory, is one of the leading China concentric butterfly valve manufacturers, we are able to offer you cheap concentric butterfly valve. Welcome to wholesale products from us.Concentric flange butterfly valveSize: 40 (1 1/2") ~ 1200 (48")Rating: JIS 10K / ANSI 150# / PN 10 / AWWA C 207Temp. Range: --20 degC ~ 165 degC ( EPDM: 120 degC / Viton: 165 degC )Body: Cast Iron, Ductile Iron, Cast Steel, Stainless Steel, (Ni) Al Bronze, Duplex S. S, etc.Disc: Stainless Steel, (Ni) Al Bronze, Duplex S. S, etc.Seat: Rubber (EPDM, NBR, SILICON, VITON, etc. )The Features:1, Correcting holes are made on flange according to standard, easy correcting during the installation.2, Through-out bolt or one-side bolt used. Easy replacing and maintenance.3, Shaft and disc connected by pin, torque screwor non pin, to achieve the opening and closing.
