DN100-400, PN16 , Silent Check Valve

• Body: Cast Iron, Ductile Iron, Stainless Steel, Carbon Steel

• Disc / Plate: Stainless Steel, Carbon Steel, Bronze

• Shaft / Stem: Stainless Steel, Monel, Inconel

• Seat / Lining: NBR, EPDM, VITON

• Bolts: Carbon Steel

• Nuts: Stainless Steel

• Spring: SS304, SS306

• Hydrodynamic Assisted Closing:
  The valve employs a hydrodynamic assisted closing principle, ensuring smooth, guided closure for reliable operation while maintaining high efficiency.

• Guided Closing with Return Spring:
  A return spring supports the guided closing mechanism, facilitating quick and precise closure. This design ensures effective sealing and efficient opening, preventing backflow in the system.

• Prevention of Water Hammer Effect:
  The hydrodynamic/aero effect within the valve design helps to eliminate water hammer, protecting the system from damaging pressure spikes and ensuring a steady flow.

• Low Pressure Drop:
  The valve’s streamlined design ensures a very low pressure drop during operation, making it ideal for energy-efficient applications that require minimal resistance.

• Best for Clear Liquids & Air:
  This valve is specially designed to work with clear liquids and air, offering optimal performance in fluid systems that handle these types of media.

• Quiet Performance:
  Operating with minimal noise, the silent wafer check valve ensures quiet functioning without the common disturbances of traditional check valves, making it perfect for noise-sensitive environments.

Silent Check Valve: Advanced Technology for Efficient Flow Control

The Silent Check Valve features an innovative design aimed at eliminating the constraints typically seen in conventional valves. Unlike standard models, this valve ensures optimum performance by focusing on maintaining smooth, uninterrupted fluid flow while significantly reducing energy consumption. The laminar flow within the valve is carefully designed to avoid disturbances, which is a critical feature when compared to conventional valves where turbulence is often generated due to design limitations.

Low Pressure Drop for Maximum Efficiency

One of the standout advantages of the Silent Check Valve is its very low pressure drop across the valve. This helps save energy by reducing the need for additional pump power, ultimately reducing pump cycle times. In contrast, traditional valves tend to exhibit comparatively high pressure losses, which increases energy consumption and pump cycle durations.

Superior Sealing with Innovative Closing Mechanism

The closing mechanism of the Silent Check Valve is guided by a precise guide and plunger system, ensuring perfect sealing every time. This is in sharp contrast to conventional valves that often use a hinge-pin-disc mechanism, which has a lot of play and can result in leakage. Additionally, the Silent Check Valve’s closing mechanism is supported by spring force, effectively eliminating water hammer and reducing the risk of damage to pumps or bursting pipes. Traditional designs rely on the back pressure of the fluid, which often leads to the destructive effects of water hammer.

Compact and Lightweight Design

The Silent Check Valve is designed to be compact and space-saving, reducing the face-to-face length compared to traditional full-length valves. Its lightweight construction also makes it easy to handle and install, providing further advantages over standard, heavier valves.

Easy Installation in Any Orientation

This valve is suitable for both vertical and horizontal installation, providing flexibility that standard valves lack, which are typically recommended only for horizontal positions. Furthermore, the symmetrical shape of the Silent Check Valve allows for installation without needing to select a top or bottom side, simplifying the process.

Durable and Strong Material Construction

Constructed from high-grade FG 260 material, the Silent Check Valve offers a higher tensile strength of 26 N/mm², providing superior durability when compared to conventional valves made from FG 200 material, which has a lower tensile strength of 20 N/mm².

In conclusion, the Silent Check Valve by Xhy Group provides exceptional performance, energy efficiency, and ease of installation. With its advanced design and reliable sealing, it is the ideal solution for systems where smooth and silent operation is required. To explore our full range of check valves, please browse our product catalog and learn more about the importance of check valves in fluid systems by visiting our guide – What is a check valve.