wuxi coreline valve.co.,ltd

We are a joint venture, handling export of Butterfly valves, Check valves & Ball valves. Thin check valve features: 1. Small demensions and weightness, but performance. 2.Enough opening angle, low head loss 3.Zero leakage 4.Quick close afer spring loaded, well prevent to water hammer 5.Size range:1.5" to 24" 6.Pressure Rating:10 bar to 25 bar 7.Flange accomodation:EN1092 PN10/ PN16 OR ANSI 125/ 150 OR JIS 20K 8.Face to face:Industrial standard 9.Body: Carbon steel.Stainless steel, Aluminium Bronze 10.Disc: SS201, SS304, SS316, Aluminium Bronze 11.Seat:NBR, EPDM, Oil&Acid&Alkali resitant Viton-A, Steam resitant Viton-B, Hypalon, PTFE.Metal to Metal. Butterly valve feature 1.Unique wave line rubber seat, makes the concentric butterfly valve work similar to eccentric butterfly valve, reduces the friction between disc and rubber 2.Unique groove inside rubber back, reduces the torque of valve 20% to 30%, enhances the flexibility and life time of the seat more. 3.V- type ring around stem, prevent any leakage possibility 4.Stainless steel plate, ensures whole life proof of stem blow-out 5.Disc with two-piece shaft construction, enhance the flow capacity of the valve, The shape of the disc provides lower torque and prolongs the life span of the valve. 6.Size range:2“ to 56" 7.Pressure rating:Full vacuum to 20 bar 8.Flange accomodation:EN 1092 PN10/ PN16 & BS10 table D/ E&JIS 10K/ 16K for 2" to 12" EN 1092 PN10/ PN16 & BS10 table D/ E 10K/ 16K for 14" to 24" 9.Face to face: EN 558 Basic series 20, API 609 10.Body:Cast iron, Ductile iron, Carbon steel, Stainless steel 11.Disc: SS201, SS304, SS316, Aluminium Bronze, Hastelloy, Dual steel, Super dual steel 12.Seat:NBR, EPDM, Oil&Acid&Alkali resitant Viton-A, Steam resitant Viton-B, Hypalon, PTFE