Swing Check Valve

At Vcore Valve, we understand the importance of precision, reliability, and durability in fluid control systems. Our Swing Check Valve is designed with these values in mind, ensuring a high-performance, cost-effective solution for preventing backflow in pipelines. This valve is ideal for applications that require secure and efficient flow regulation without the risk of reverse flow. Designed to provide a seamless operation, the Swing Check Valve guarantees smooth and reliable performance in a range of industries, including water treatment, oil & gas, power generation, and chemical processing.
Our Swing Check Valve is engineered to offer superior sealing and efficient backflow prevention, ensuring the safety and integrity of your fluid systems. The valve features a robust swing mechanism, designed to close smoothly and prevent backflow when the flow direction reverses. Built with high-quality materials, it offers durability and long-term reliability in high-pressure and high-flow applications.
Key Features:
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Swing Mechanism: The valve uses a swinging disc design, allowing for smooth operation and quick closure when reverse flow is detected. This reduces the risk of damage to the pipeline system caused by backflow.
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Reliable Sealing: Precision-engineered sealing ensures minimal leakage and no backflow, providing effective protection against contamination in the system.
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Durable Construction: Made with high-quality materials such as WCB, SS304, and PTFE, this valve is built to withstand the rigors of high-pressure systems, offering extended operational life.
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Versatility: Suitable for a wide range of fluid media, including water, oil, and steam, making it a versatile solution for various industries.
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Easy Maintenance: The swing check valve is designed for easy installation and maintenance, reducing downtime and increasing system efficiency.
Technical Specifications:
| Component | Specification |
|---|---|
| Nominal Diameter (DN) | 50 – 600 mm |
| Nominal Pressure (PN) | 1.0 MPa, 1.6 MPa, 2.5 MPa |
| Strength Test Pressure | 24 MPa, 48 MPa |
| Low Pressure Sealing Test | 0.6 MPa |
| High Pressure Sealing Test | 17.6 MPa, 35.2 MPa |
| Applicable Medium | Water, Oil, Steam |
| Applicable Temperature | -40°C to 80°C |
| Materials | WCB, SS304, PTFE |
| Design Standard | GB/T 12237, API 607, ANSI B16.5 |
Main Dimensions & Weight:
| Nominal Diameter (DN) | L (mm) | D (mm) | D1 (mm) | D2 (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 50 | 180 | 140 | 220 | 200 | 15 |
| 100 | 250 | 180 | 300 | 270 | 25 |
| 150 | 300 | 210 | 380 | 350 | 35 |
| 200 | 350 | 250 | 450 | 400 | 45 |
| 250 | 400 | 300 | 500 | 450 | 65 |
| 300 | 450 | 350 | 600 | 550 | 85 |
Functions and Benefits:-
Efficient Backflow Prevention: The swing check valve is designed to prevent reverse flow, ensuring no contamination or damage to the system. It provides reliable protection in both high and low-pressure systems.
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Smooth Operation: The valve’s swing mechanism ensures that the disc opens and closes with minimal resistance, making it ideal for systems where flow needs to be controlled smoothly.
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High Durability: Built to last, the valve’s components are made from corrosion-resistant materials that can withstand harsh environmental conditions and high temperatures.
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Versatility: This valve is perfect for a variety of industries, from municipal water systems to industrial processes, making it one of the most versatile choices for fluid flow regulation.
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Easy Installation and Maintenance: Designed for simple installation and ease of maintenance, it minimizes system downtime, ensuring continuous, efficient operation.

The Swing Check Valve is used in industries that require reliable and secure flow control to prevent backflow. Typical applications include:
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Water Treatment: Prevents backflow and ensures the purity of water in treatment plants, protecting the system from contamination.
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Oil and Gas: Common in pipelines and refineries, preventing the reverse flow of liquids and gases.
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Power Generation: Used in steam and water control systems within power plants, helping to maintain smooth operations and protect against flow reversals.
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Chemical Processing: Protects pipelines carrying chemicals from backflow, ensuring the integrity of the fluid system.
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Municipal Systems: Widely used in municipal water and sewage systems to prevent contamination and maintain system pressure.