Wafer Butterfly Valve
We're one of the leading wafer butterfly valve manufacturers and suppliers in China, with over 10 years' experience. Welcome to import quality wafer butterfly valve made in China from our factory.
1. Nominal Size: DN50~DN2800 / NPS 2”~48”;
2. Nominal pressure: PN6, PN10, PN16, PN25, PN40, PN64, PN100 , Class150
3. Body material: WCB、ZG1Cr5Mo、ZG1Cr18Ni9Ti、CF8(304)、CF3(304L)、ZG1Cr18Ni12Mo2Ti、CF8M(316)、CF3M(316L)
4. Connecting type: Wafer, Double flange, Lugged wafer, Butt Weld.
5. 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.
6. Suitable medium: Water, Sewage, Sea water, Air, Steam, Coal gas, Corrosive medium etc.
1. Design and manufacture standard: JB/T 8527 , API 609
2. Face to face dimension standard: ANSI B 16.10-1992
3. Flange dimension standard: ANSI B16.5
4. Test and inspection standard:API 598-82
1. Three- eccentric structure: When valve is closed more tight, then seal will be more safe Sealing surface is very reliable, and with zero-leakage.
2. Metal seat : Seat is bead welded with hard metal, valve can bear corrosive, high temperature, abrasion. With long service life.
3. Multilevel hard and soft overlapped seal ring: easy to install, regulate, and replacement.
4. The whole valve adopt steel material, it has a character of fireproof in itself.