ANSI Standard Forged Steel Swing Check Valve 150LB-1500LB 1/2"-2" DN High Pressure Industrial Grade
Professional-grade forged steel check valves designed for industrial applications requiring reliable one-way flow control with pressure ratings from 150LB to 1500LB and temperature tolerance up to 600°C.
Forged steel swing check valves provide automatic safety protection by allowing fluid and gas flow in one direction while preventing reverse flow. These industrial valves feature tight sealing to prevent leaks and protect pumps and compressors from damage caused by backflow.
| Parameter | Specification |
|---|---|
| Nominal Diameter (DN) | 1/2" - 2" |
| Nominal Pressure (PN) | 150LB, 300LB, 600LB, 900LB, 1500LB |
| Test Pressure | Strength (water): 1.5× nominal pressure Enclose (water): 1.1× nominal pressure |
| Working Temperature | ≤600°C |
| Suitable Media | Water, steam, oil, and other industrial fluids |
| Connection Type | Screw and welded connections |
| Component | Material Options |
|---|---|
| Valve Body & Bonnet | A105, LF2, F11, F22, F304, F304L, F321, F316L |
| Disc | Steel |
| Seat | Steel |
| Packing | Graphite |
- Wide Application Range: Suitable for oil, natural gas, chemical, metallurgical, power, water conservancy, papermaking, food, and pharmaceutical industries
- Reliable Flow Control: Prevents reverse flow of media while providing shut-off functionality
- Corrosion Resistance: Forged steel construction ensures durability in harsh environments
- Compact Design: Space-efficient construction with high reliability and long service life
- Easy Maintenance: Removable bonnet allows access to internal components for inspection and repair
- High Pressure Tolerance: Rated for pressures up to 1500LB with temperature resistance to 600°C
Ideal for high-pressure and high-temperature applications in industrial processes, oil and gas facilities, chemical plants, power generation, and various processing industries where reliable one-way flow control is essential for system safety and efficiency.
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