Butterfly Valve PTFE Lining Long Body FPM Seat with four alignment holes

　　WIth ISO9002,Antiseptic PTFE lining Corrosion-resistant butterfly valve has been newly developed byTang Shan Hong Yuan Valves Industries Co., Ltd which is a professional manufaturer of Antiseptic NYLON or PTFE and Flange butterfly valve of environmental Protection & wafer check valves.There are mainly two kinds of butterfly valves: wafer and lug PTFE Lining antiseptic butterfly valves. Tang Shan Hong Yuan Valves Industries Co., Ltd, with ISO9002 on the basis of miscellaneuous traditional valves, has created and promoted a series of new antiseptic valves of environmental protection :PTFE Lining Corrosion-resistant Butterfly valve,Handle PTFE Lining antiseptic butterfly valves,Anticorrosion/abrasive Butterfly Valve, Worm Gear Actuated PTFE Lining antiseptic butterfly valves. Pneumatic Actuated PTFE Lining antiseptic butterfly valves without Pin. The international advanced shaft and disc without pin connecting technology, the disc PTFE Lining Corrosion-resistant 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 with 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.