silent check valve

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Introduction of The Silent Check Valve


The HC41X silent check valve is suitable for water supply and drainage pipelines. The role of the silent check valve is to prevent the medium from flowing in the opposite direction, allowing the medium to flow in one direction only.

The sealing device is the key component of the valve sealing


The sealing device of  the valve is the key component to ensure the sealing performance of the valve, which usually consists of sealing ring, packing and so on. the device is used to fill in between the valve stem and bonnet to prevent fluid leakage.

The silent check valve can reduce the water hammer phenomenon and noise.


the silent check valve is a kind of valve with the characteristics of reducing water hammer phenomenon and reducing noise. its main function is to prevent the medium in the pipeline backflow.