Flange Butterfly Valve hard sealed triple-eccentric

กกกกWIth ISO9002,Antiseptic Flange butterfly valve has been newly developed by Tang Shan Hong Yuan Valves Industries Co., Ltd which is a professional manufaturer ISO9002 of Antiseptic NYLON or PTFE and Flange butterfly valve of environmental Protection & wafer check valves.Tang Shan Hong Yuan Valves Industries Co., Ltd,on the basis of miscellaneuous traditional valves, has created and promoted a series of new antiseptic valves of environmental protection :handle flange Butterfly valve,worm gear actuated flange Butterfly valve,double eccentric double flange Butterfly valve, Pneumatic Actuated flange butterfly valves The international advanced shaft and disc without pin connecting technology, the disc coated NYLON or PTFE lining process and unique sealing curved has been used. The rolling and pressing type sealing of the traditional butterfly valve haas been changed. It avoids the tearing foding and wearing when operating. Ours products of ISO9002 finded favour in domestic and oversea customers and have a vast vistas of the market. That is very popular among the clients in foreign states.

Names of parts Material Body Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel. Disc Ductile Iron Nylon Coating, Ductlin Iron Chloropolyether Coating, Plated Ductile Iron, Alumium Bronze, Stainless Stell, Plated Carbon Steel, Carbon Steel Enamel Coating. Seat NR, NBR, CR, EPDM, Hypalon, Si, FPm, PTFE. Stem Stainless Steel, Plated Carbon Steel, Carbon Steel Nylon Coating. Bushing Luberized Bronze, PTFE. O-Ring EPDM, NBR. Outside Coating DN50-200(2"-8")Plastic Coating, DN250-1000(10"-40"),Paint Coating.