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Yarway Series 5540
Brand: YarwaySpring loaded, globe style lift check valve ASME Class 800 may be installed in horizontal and vertical piping applications.
Features- Disc is spring loaded for positive closure in any position.
- The disc is hardened, ground and lapped, to ensure leak free sealing over the valve’s full pressure temperature range.
- Seat is overlaid with Stellite or equal hardfacing.
- The integral seat hardfacing is overlaid directly onto the body base material, eliminating any possibility of leakage behind the seat.
- Flat, precision machined and lapped seating surfaces eliminate damage from high impact seating.
- All internal surfaces are accurately machined to provide maximum performance.
- Socket weld ends standard.
- Standard body and bonnet materials are carbon steel (ASME SA105).
- Code compliance with ASME 16.34 and the ASME boiler and pressure vessel code, Section I.
Specifications
Brand
Applications
- Boilers, Boiler, Biomass Boiler & Power Boiler, Clean Steam, Pumps, Valves & Manifolds, HRSG, General Service
Approvals & Certifications
- ASME B31.1, CE, PED
Body Design
- Short Pattern
End Connection
- Socket Weld, Threaded
Material
- 316 Stainless Steel, Alloy, Carbon Steel, Metal, Stainless, Steel, Stainless Steel
Media
- Hot Water, Liquid, Steam, Water
Operating Temperature
- High Temperature, greater than 400° F (204° C)
Pressure Class
- ASME
Process Connection Type
- SWE, Threaded
Seat / Seal Type
- Metal-to-Metal
Shutoff Class
- Class V (FCI 70-2)
Standards
- ASME B16.34
Style
- Back Check Valves
Valve Size
- NPS 1-1/2 / DN 40, NPS 2 / DN 50, NPS 1/2 / DN 15, NPS 1-1/4 / DN 32, NPS 1 / DN 25
Valve Size Standard
- NPS