Rubber Disc check valve

Rubber disc check valveis mainly composed of the three major parts including body, bonnet and rubber disc.Made of lined steel plate,steel rod and reinforced nylon cloth, and coated with rubber outside. Its disc boasts of a service life 1 million times of open and close. This valve takes a full flow area type to effect little water head loss,no sundries deposited, and easy servicing etc. This valve is mainly applicable for water supply and drainage system, mounted at the outlet of pump to prevent damage caused by backflow and water hammer. This valve can also be mounted on the by-pass pipe of inlet and outlet pipe to prevent water in reservoir back flowed into water supply system