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Your location is: Products >> Hydraulic control valve >> Rubber Disc Check Valve

Rubber Disc Check Valve

Product overview

H44X (SFCV) Rubber disc check valve is mainly composed of valve body, valve cover and rubber disc. The rubber flap is made of steel plate, steel bar and reinfor-ced nylon cloth as the substrate, and the outer layer is covered with rubber. The service life of the valve flap switch can reach 1 million times. The valve is designed with full flow area type, which has the characteristics of small head loss, not easy to accumulate sundries and easy to maintain. The valve is mainly suitable for the water supply and drainage system, and can be installed at the water outlet of the water pump to prevent backflow and water hammer damage to the pump. The valve can also be installed on the bypass pipe of the water inlet and outlet pipes of the reservoir to prevent the backflow of the pool water into the water supply system.

Product details

Product Features


Rubber disc check valve adopts inclined design, which has short closing time and can reduce water hammer pressure. The valve disc is made of nitrile rubber and steel plate by high temperature pressing, which has good erosion resistance and good sealing performance. The hc44x rubber disc check valve has simple structure, convenient maintenance, repair and transportation.


Execution Standard


Flange end:GB/T 17241.6  GB/T 9113
Test & check:GB/T 13927  API 598


Performance Parameter


Nominal diameter:DN50~600mm
Nominal Pressure:PN1.0~1.6MPa
Applicable media:Water and weakly corrosive fluid
Applicable temperature:0≤80℃
Main materials:Cast iron, cast steel