The Single Disc Check Valve is a compact and reliable valve designed to prevent reverse flow in pipelines. It uses a single disc mechanism to allow fluid to flow in only one direction, automatically closing when the flow reverses. This valve is widely used in a variety of industries, including water treatment, oil and gas, and power generation, where backflow prevention is essential for system protection and efficiency.
A Single Disc Check Valve is a non-return valve that is installed in a pipeline to allow flow in one direction while preventing backflow. The valve features a spring-loaded or gravity-actuated disc that closes immediately when flow direction reverses, ensuring the system remains protected from any potential reverse pressure or flow. These valves are suitable for both liquid and gas applications.
● Materials of Construction: Can be made from a range of materials such as carbon steel, stainless steel, and ductile iron, making them suitable for different operating environments.
● Design: Compact, easy to install, and suitable for horizontal or vertical applications.
● Maintenance: Low maintenance, with minimal parts subject to wear.
Product Features:
● Efficient Backflow Prevention: Automatically prevents reverse flow to protect pumps, compressors, and other critical equipment.
● Compact Design: Occupies less space compared to traditional check valves, making it ideal for applications with limited space.
● Durable Materials: Manufactured from high-quality materials to withstand harsh operating conditions, including high pressure, temperature variations, and corrosive environments.
● Low Pressure Drop: Designed to ensure minimal pressure loss during operation, maximizing energy efficiency.
● Quick Response Time: The single disc design ensures fast response to changes in flow direction, minimizing the risk of backflow.
● Versatile Application: Suitable for a variety of industries, including water, oil, gas, and chemical processing.
Product Parameter (Specification)
Parameter
Value
Nominal Size
DN 50 – DN 2000 (Custom sizes)
Material
Stainless Steel, Carbon Steel, Ductile Iron
Pressure Rating
Up to 25 MPa
Temperature Range
-10°C to 250°C
End Connection
Flanged, Threaded, Socket Weld
Flow Direction
One-way (Allowable flow in only one direction)
Operation Mechanism
Spring-loaded or Gravity-Actuated Disc
Body Style
Wafer, Lug, or Flanged
Sealing Material
Nitrile, Viton, PTFE, depending on fluid
Applicable Fluids
Water, Oil, Gas, Chemicals
Face-to-Face Length
As per API 594 or Custom
Why Choose Single Disc Check Valve
● Space-Saving: The single-disc design is more compact than traditional dual-disc check valves, making it ideal for confined spaces.
● Cost-Efficient: Less material usage results in lower manufacturing costs, which translates to a more affordable solution.
● Reliable Performance: With fewer moving parts, the valve provides reliable operation with lower risk of malfunction or failure.
● Easy Installation & Maintenance: The design allows for quick installation and easy maintenance, reducing downtime and operational costs.
● High Durability: Built to last, with materials selected to provide resistance to corrosion, abrasion, and extreme pressures.
Customer Concerns
● Backflow Leakage: Customers may be concerned about the possibility of backflow in case the valve does not close properly. This is mitigated by using high-quality materials and ensuring proper maintenance.
● Installation Space: Although compact, there may still be concerns about installation space in very tight locations. It's important to check the product's size before installation.
● Maintenance Needs: While designed for low maintenance, some customers may worry about the valve's performance over time, especially in high-pressure or corrosive environments. Regular inspection and occasional part replacements ensure longevity.
● Pressure and Temperature Limits: Customers should verify that the valve is rated for the pressure and temperature conditions in their system to avoid failure.
Certifications and Global Reach
Certifications:
● ISO 9001: Quality management system certification for consistency in manufacturing processes.
● API 594: American Petroleum Institute standards for check valves, ensuring reliable performance in critical applications.
● CE Marking: Compliance with European safety, health, and environmental protection standards.
● ATEX: Certification for use in explosive environments (if applicable).
● API 6D: Compliance with the standard for pipeline valves, ensuring robustness in oil and gas pipeline systems.
● RoHS: Certification indicating the valve is free from hazardous materials.
To learn more about WIVO VALVES' Single Disc Check Valve or for product inquiries and purchases, please feel free to contact us. We look forward to providing you with the best product solutions and an excellent service experience!
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