Qingdao Wivo Valves Co., Ltd.
Qingdao Wivo Valves Co., Ltd.
Products
Dual Disc Silent Check Valve
  • Dual Disc Silent Check ValveDual Disc Silent Check Valve

Dual Disc Silent Check Valve

The Dual Disc Silent Check Valve is designed to prevent reverse flow in piping systems, offering a silent operation that minimizes water hammer and reduces noise. The valve utilizes two discs to maintain flow direction, ensuring that the medium flows in only one direction while preventing backflow. It is widely used in water treatment, HVAC systems, pipelines, and other fluid management systems requiring reliable, quiet, and efficient check valves.

The Dual Disc Silent Check Valve provides superior performance in fluid systems by preventing backflow and minimizing system strain. This valve is equipped with dual spring-loaded discs that open with forward flow and close quickly when flow reverses, effectively preventing water hammer and providing quiet, reliable operation. These valves are particularly suitable for high-flow applications where backflow prevention is critical.

Product Features

Dual Disc Design: Ensures high efficiency with minimal resistance to flow and quicker closure.

Silent Operation: Reduces water hammer and operating noise, making it ideal for noise-sensitive environments.

High Flow Capacity: Can handle high volumes of fluid while maintaining excellent performance.

Corrosion and Wear Resistance: Made from durable materials such as stainless steel, resistant to corrosion and wear.

Compact and Lightweight: Space-saving design allows for easy installation and maintenance.

Spring-Assisted Mechanism: Helps in quick closing of the valve, preventing reverse flow efficiently.

Product Parameter (Specification)

Parameter

Value

Nominal Size

DN50 to DN1200

Body Material

Cast Iron, Stainless Steel

Disc Material

Stainless Steel

Pressure Rating

PN10, PN16, PN25

Temperature Range

-10°C to 120°C

Flow Direction

One-way (Forward Flow Only)

Connection Type

Flanged, Butt Weld, Threaded

Max Working Pressure

16 bar

Leakage Rate

Zero Leakage

Application

Water, Oil, Gas

Why Choose Dual Disc Silent Check Valve

Efficiency: Dual disc design ensures fast closing and minimal resistance to fluid flow.

Noise Reduction: Silent operation reduces noise pollution, which is crucial in residential or noise-sensitive environments.

Durability: Constructed with high-quality materials to withstand high pressure, corrosion, and wear over time.

Space-Saving: Its compact design ensures ease of installation in tight spaces without compromising performance.

Maintenance: Minimal maintenance required due to robust construction and high-quality materials.

Customer Concerns

Flow Resistance: The potential for some flow resistance due to the disc mechanism; however, it is typically minimal compared to traditional check valves.

Installation Space: While compact, customers should ensure they have the required space for the installation of the flanged or threaded versions.

Material Selection: Customers need to confirm the material of the valve body and disc are compatible with the fluids in their system, especially for aggressive or corrosive fluids.

Performance Under Extreme Conditions: In systems with fluctuating pressures or temperatures, it's important to verify the valve's suitability to ensure no performance degradation.

Cost: These valves might be slightly more expensive than traditional check valves, but the benefits in noise reduction and flow efficiency often justify the investment.

Certifications and Global Reach

Single Ball Check Valve

Certifications:

 ◎ ISO 9001: Quality Management System certification.

 ◎ CE: Conformity with European standards for product safety and environmental protection.

 ◎ API 602: For valves used in the oil and gas industry.

 ◎ AWWA: American Water Works Association certification for waterworks applications.

 ◎ ATEX: Certification for use in hazardous environments.

● Global Reach:The Dual Disc Silent Check Valve is widely used in North America, Europe, the Middle East, and Asia, with strong demand in industries such as water treatment, oil and gas, HVAC, and general fluid handling systems. It is available through a network of distributors and partners worldwide..

Contact Us

Whatsapp:+86-15963008926

Email:peter@wovalves.com

To learn more about WIVO VALVES' Dual Disc Slient 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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