Zhf Series Non-return Valve

We are well known for manufacturing, exporting, trading and supplying ZHF Series Non-Return Valve in Ningbo, Zhejiang, China. Non-return valve, also called one-way valve or check valve. Its function is preventing the medium in pipeline to back flow. Non-return valve belongs to automatic valve.Shut depend on the flow of medium to automatic open and close the valve disc,which mainly used for one-way flow in the pipeline of medium.It only allowed medium to flow one direction in order to prevent accidents.

Service condition
1.Working temperature: -40a ~+120a ;
2.Sealing pressure:0.6MPa;
3.Working medium:water,non-corrosive liquid.