Model NO.: D371
Material of Seal Surface: Metal Hard Sealed
Application: Industrial Usage, Water Industrial Usage, Household Usage
Characteristic: Flanged Butterfly Valve
Design & Manufacture: API 509
Pre-Temp. Rating: Asme B16.34
Face to Face: API 509
Ends Connection: RF
Inspect & Test: API 598
Certificate 1: Dnv CE 0575
Certificate 2: ISO 9001: 2008
Certificate 3: API 600
Certificate 4: API 6D
Trademark: Vatac/OEM
Transport Package: Sea Worthy
Specification: API, ISO, BS, JIS
Origin: China
HS Code: 848180
Gear Operated Stainless Steel CF8/CF8M/CF3/CF3M Double Flange Butterfly Valve Conform to BS1868, API 6D, ASME B16.34,  They are tested according to API 598, and marked as per MSS SP-25.
1. Construction is as follows: Â
- Double or Triple Eccentric | ||||
- Single Type Body | ||||
- Renewable Sealing Ring | ||||
- Fire Safe Design | ||||
- Anti-static Design | ||||
- Uni-direction or Bi-direction | ||||
- Butt Weld Ends to ASME B16.25 | ||||
- Flanged Ends to ASME B16.5 | ||||
- Wafer or Lug Suit to Flanged(ASME B16.5 or B16.47) |
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2. Main Part & Materials
Part Names | Part Materials | ||||||
Body | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M |
Disc | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M |
Stem | F6a | F304 | F6a | F304 | F316 | F304L | F316L |
Seat/Seat Ring | PTFE/RPTFE/NYLON/DEVLON/PEEK or METAL | ||||||
Packing | Graphite/PTFE | ||||||
Gasket | SS304+Graphite/SS304+Graphite | ||||||
Bolts/Nuts | B7/2H | L7/4 | B16/4 | B8/8 | B8M/8M | B8/8 | B8M/8M |
Suitable Medium | W.O.G etc. | HNO3, CH3OOH etc. | |||||
Suitable Temperature | -29~425 °C | -46~340 °C | -46~340 °C | -196~427 °C | -196~427 °C | -196~427 °C | -196~427 °C |
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3. Normal Pressure Rating
PN10~PN64, CLASS150~600
4. Normal Size Range
DN50~DN750, 2"~30"
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OUR ADVANTAGE
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