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Butterfly Valves, KEYSTONEKeystone WINN Hi-Seal High Performance Butterfly Valve
Hi-Seal, high performance Butterfly valves offer efficient
bi-directional sealing across a wide spectrum of service conditions
- End Connection
- Wafer, Lugged, Double Flanged
- Application
- Air Circulation, Balance of Plant, Biofuels, Clean Steam, Desalination, Cruise Ship, Container Ship, Marine Docks, Refining, Steam Headers, Fuel Gas, FPSO, Fueling
- Material
- 316 Stainless Steel, Aluminum Bronze, Carbon Steel, Duplex, Super Duplex
- Pressure Class
- ASME
- Process Connection Type
- CL150RF, CL300RF, CL600RF
- Seat/Seal Type
- High performance, Metal, Soft Seal
- Shutoff Class
- Zero Leakage
- Standards
- API 609, ASME B16.34
- Valve Size
- NPS 6 / DN 150, NPS 10 / DN 250, NPS 12 / DN 300, NPS 14 / DN 350, NPS 16 / DN 400, NPS 18 / DN 450
- Valve Size Standard
- NPS
- Valve Type
- Butterfly
- Media
- Vacuum, Steam, Ammonia, Fuel Oil, Hot Water, Liquid, Oxygen, Specialty Gases, Water
- Stem
- Adjustable packing, Live loaded
Features
- Positive sealing which is mechanically achieved and does not rely on line pressure assistance.
- Bi-directional shut-off performance.
- Body design options: wafer, lugged or double flanged.
- Suitable for use on end-of-line service (lugged and double flanged).
- Available in 3 design options. Soft seated, fire-safe or metal seated.
- Compact design, minimizes weight, installation and maintenance costs.
- Long life durability due to double offset operating principle minimizing seat wear.
- One piece shaft for maximum strength and safety with long life.
- Accessible packing adjustment without operator removal.
- Fast and simple seat replacement.
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