BUTTERFLY VALVE
- Nominal Size: DN50~DN2800 / NPS 2”~48”;
- Nominal pressure: Class150, 300
- Body material: WCB, CF8(304), CF3(304L), CF8M(316), CF3M(316L)
- Connecting type: Wafer, Double flange, Lugged wafer, Butt Weld.
- Application: Petroleum, Chemical industry, Metallurgy, Electric power, Food, Pharmacy Water supply and drainage, Gas delivery, it can service as adjusting flow or cut and connect medium.
- Suitable medium: Water, Sewage, Sea water, Air, Steam, Coal gas, Corrosive medium etc.
Standard
- Design and manufacture standard: JB/T 8527 , API 609
- Face to face dimension standard: ANSI B 16.10-1992
- Flange dimension standard: ANSI B16.5
- Test and inspection standard:API 598-82
Advantage
- Three- eccentric structure: When valve is closed more tight, then seal will be more safe Sealing surface is very reliable, and with zero-leakage.
- Metal seat : Seat is bead welded with hard metal, valve can bear corrosive, high temperature, abrasion. With long service life.
- Multilevel hard and soft overlapped seal ring: easy to install, regulate, and replacement.
- The whole valve adopt steel material, it has a character of fireproof in itself.