Self sealing swing check valve
The Self Sealing Swing Check Valve features an innovative self-sealing design that ensures zero leakage and prevents backflow. Its swing mechanism provides smooth operation with minimal pressure drop. Constructed with corrosion-resistant materials, the valve is ideal for pipelines carrying water, oil, steam, and chemical fluids, ensuring long-term reliability and efficiency.
Self sealing swing check valve
The Self Sealing Swing Check Valve is engineered to prevent reverse flow in industrial pipelines while maintaining a tight seal under varying pressure conditions. Its swing mechanism enables smooth, low-resistance operation, while the self-sealing design minimizes leakage and maintenance. Available in multiple materials, the valve adapts to water, steam, oil, and chemical media. The valve is suitable for both horizontal and vertical pipeline installations, and its robust construction ensures durability in demanding environments.
Self sealing swing check valve
| Parameter | Specification |
|---|---|
| Product Name | Self Sealing Swing Check Valve |
| Nominal Size | DN15 – DN800 |
| Pressure Rating | PN10 – PN40 |
| ANSI Class | Class 150 – Class 300 |
| Body Material | Carbon Steel, Stainless Steel, Alloy Steel |
| Internal Component Material | Stainless Steel, Hard-Faced Alloy, Elastomer |
| Connection Type | Flanged, BW, SW, Threaded |
| Temperature Range | -20°C to +450°C |
| Operation | Swing Check, Self-Sealing |
| Leakage Standard | API 598 / ISO 5208 |
| Design Standard | ASME B16.34, DIN, GB Standards |
| Applicable Media | Water, Oil, Steam, Chemicals |
Self sealing swing check valve
Prevents backflow in cooling water and steam lines, protecting pumps and turbines.
Ensures unidirectional flow in oil, gas, and chemical transport pipelines.
Maintains flow control in chemical, petrochemical, and manufacturing plants.
Prevents reverse flow and water hammer in municipal and industrial water networks.
Maintains flow direction and pressure stability in heating and cooling loops.
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%.
