High pressure check valve
The High Pressure Check Valve is engineered for critical high-pressure applications, featuring robust construction, precision-guided discs, and a spring-assisted or swing mechanism. It ensures fast response to flow reversal, prevents water hammer, and maintains system integrity. Suitable for oil, gas, steam, and industrial high-pressure fluid pipelines with long-lasting reliability.
High pressure check valve
The High Pressure Check Valve is designed to prevent reverse flow and protect equipment in high-pressure pipelines. It features a reinforced body, precision disc guidance, and high-strength sealing components to withstand elevated pressures and extreme operating conditions. The valve is available in various materials including carbon steel, stainless steel, duplex steel, and special alloys for corrosive or high-temperature service.
Its design minimizes pressure drop while ensuring quick closure to prevent backflow damage. The valve can be customized with spring-assisted, swing, or piston-type mechanisms for specific industrial requirements.
High Pressure Check Valves are manufactured and tested to international standards:
High pressure check valve
| Parameter | Specification |
|---|---|
| Product Name | High Pressure Check Valve |
| Valve Type | Spring-Assisted / Swing / Piston |
| Nominal Size | DN25 – DN2000 |
| Pressure Rating | PN16 – PN420 |
| ANSI Class | Class 150 – Class 2500 |
| Body Material | Carbon Steel, Stainless Steel, Duplex, Alloy Steel |
| Disc Material | Stainless Steel, Duplex, Stellite, Tungsten Carbide |
| Spring Material | Inconel X-750, SS304/316, Special Alloy |
| Connection Type | Flanged, Butt Weld, RTJ, Hub |
| Installation | Horizontal or Vertical |
| Temperature Range | -196°C to +650°C |
| Leakage Standard | API 598 / ISO 5208 |
| Design Standard | API 594, API 6D, ASME B16.34 |
| Applicable Media | Water, Oil, Gas, Steam, Chemical Fluids |
High pressure check valve
Prevents reverse flow in high-pressure crude oil, natural gas, and pipeline networks.
Protects turbines, boiler feedwater systems, and high-pressure steam pipelines.
Ensures safe backflow prevention in corrosive and high-pressure chemical processes.
Used in high-pressure cooling, process, and fluid transport pipelines.
Prevents backflow and water hammer, enhancing equipment longevity.
Material customization plan
Customized 316L stainless steel valves forGerman chemical enterprises. Resistant tostrong corrosion, suitable for their acidicmedium transportation systems, with aservice life extended to over 8 years.
Structural optimization design
For the Saudi desert project, the valve stemsealing structure was changed to a doublebellows design to address the leakage issuein the high-temperature and dustyenvironment, and it was highly recognizedby the customers.
Interface standard adaptation
Customized API 600 standard valves for acertain company in the United States. Theflange size is fully compatible with ANSIB16.5, ensuring zero error during on-siteinstallation and reducing the constructionperiod by 30%.
