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Help CenterManual Operation Wafer Type PTFE Coated Butterfly Valve
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Specifications
1.Zero leakage in air tight test;2.Excellent anti-corrosive performance.
1. Features:
Rubber lined butterfly valve is a kind of valve with thick polymer lining on the body and disc. The lining makes the body completely isolate from medium and provides excellent anti-corrosive performance. It is designed as a device to shut-off or regulate the working medium flow and installed in pipelines or vessels with medium of acid, alkali, salt and oxideant, reducing agent, organic solvent in chemical, petroleum, pharmacy, food , iron and steel semlting, paper making, water power plant etc. It can be served as a gate valves, globe valves as well as other shutting off or regulating valves.
2. Standard:
| Design & Manufacture | AWWA C504 / API 609 |
| Flange Connection | AWWA C207 / ASME N16.5 / ASME B16.47 |
| Face to Face Dimension | AWWA C504 / API 609 |
| Test & Inspection | AWWA C504 / API 598 |
3. Material Specification:
| Ref | Description | Material |
| 1 | End Cap | Carbon Steel, Stainless Steel |
| 2 | Gasket | Rubber O-Ring, PTFE |
| 3 | Thrust Ring | Carbon Steel, Stainless Steel |
| 4 | Bushing | Bronze, PTFE, Stainless Steel |
| 5 | Body | Gray Cast Iron, Ductile Iron, Cast Steel, Stainless Steel |
| 6 | Seat Ring | NBR, EPDM, PTFE, VITON |
| 7 | Disc | Gray Cast Iron, Ductile Iron, Cast Steel, Stainless Steel, Aluminium Bronze |
| 8 | Shaft | 2Cr13, 1Cr18Ni9Ti, 304, 316, 316L Stainless Steel |
| 8 | Shaft Pin | 2Cr13, 1Cr18Ni9Ti, 304, 316, 316L Stainless Steel |
| 9 | Packing or "O" ring | NBR, EPDM, PTFE, VITON |
| 10 | Packing Gland | Ductile Iron, Carbon Steel, Stainless Steel |
| 11 | Yoke | Cast Iron, Cast Steel |
| 12 | Worm Gear | Cast Iron, Ductile Iron, Carbon Steel |
| 13 | Hand Lever, Hand Wheel | Ductile Iron, Malleable Cast Iron, Carbon Steel |
Free of Fumigation Box: plywood boxes.
We can produce special valves according to the requirement of clients.
Wenzhou Jiasheng Valve Co., Ltd, is a professional valve manufacturer since 1995. Our main products include high temperature regulating metal to metal butterfly valves, rubber sealing butterfly valves, hydraulic butterfly valves, telescopic butterfly valves, ball valve, gate valve and etc. At present, we mainly produce/manufacture "ISO, API, ANSI, DIN, BS, EN, GB, JB" standard valves, also special valves according to the requirement of clients.
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