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Check valve refers to the valve that automatically opens and closes the disc depending on the flow of the medium itself to prevent medium backflow, also known as check valve, one-way valve, counterflow valve, or back pressure valve. Check valve is an automatic valve. Its main function is to prevent medium backflow, reverse pump and drive motor, and release of container medium. Check valves can be divided into swing check valves (rotating according to the center of gravity) and lift check valves (moving along the axis). By choosing different structural forms and materials, it can be widely used in water, steam, oil, acid, alkali and other media.
Product characteristics
The single-lobe swing check valve is a kind of ultra-thin check valve, which has the advantages of simple structure, beautiful appearance, short structure length, light weight and convenient installation.
The lower price cost can obviously reduce the project cost.
The flow resistance is small, and the structure can be divided into type I and type II. Type I is suitable for stable flow conditions. Type II is based on type I with a spring device added. The sealing form can be divided into soft sealing structure and hard sealing structure.
This product is mainly suitable for water supply system, petroleum, chemical and metallurgical sectors, especially for places with limited installation space.
