Main Features: The turning center of the butterfly plate is on the center line of the valve body and the sealing face section of the butterfly plate. In closing, the ex-circle sealing face of the butterfly plate will extrude the valve seat made of synthetic rubber, generating elastic deformation...
Top flange: ISO 5211
Size: 2"-48" ( DN50-DN1200)
Suitable Temperature: -26℃-82℃
Pressure Rating: ANSI class 125~class 300 PN2.5~PN40
Operation Type: Lever, Gear, Electric, Pneumatic, Hydraulic
Seal Material: EPDM, NBR, PTFE,RPTFE, VITON, etc
Body Materials: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel.
(G25,GGG40,GGG50,WCB, LCB, 20GL,LC1,LCC,CF8, CF8M, CF3, CF3M, SS 2205 etc)
Type Available: Flanged type
Inspection & Testing: API 598
Basic Design: ANSI/AWWA C504
Materials Standard: Others on request
Face to Face Dimension: BS5155 Short, ISO5752 (Series 13), DIN 3202F16
Flanged End Dimension: DIN PN10/16/25, ANSI B16.1, BS4504, ISO PN10/16, JIS B2212/2213, BS 10 Table D, BS 10 Table E
ISO top flange
Low torque design
Blow-out proof shaft
Concentric/ Double Eccentric
Wafer, wafer-lug or double flange ends
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Butterfly Valve PTFE Seat in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.