FREE-VALVE brand PTFE lined butterfly wafer type check valves are butterfly type to stop the medium flow back .It rotating according to the shaft to open or close valve according to the direction of the medium .The function of the butterfly check valve is to allow the medium to flow in only one direction, and to prevent the directional flow. Usually this valve is automatic operated, under the action of fluid pressure flowing in one direction, the valve disc opens; When the fluid flows in the opposite direction, the fluid pressure and the self-coincidence valve disc act on the seat, thus cutting off the flow.
Features
1. The PTFE lined material has good anti-corrosive performance;
2. Simple Structure and small install space ;
3. The flow resistance is lower than the rising type check valve;
4. Horizontal installed on the pipe line .
Technical Specification:
1. Size Range: NPS2~NPS24,DN50~DN600
2. Applicable Temperature:-20~180℃
3. Connection Type: Wafer
4.Body material：WCB+PTFE
5.Test standard：GB/T13927,API598
Application:
FREE-VALVE brand PTFE lined butterfly check valve is mainly used for water, source water, sewage, sea water and other corrosive media supply, drainage pipe. The check valve will be installed at the pump outlet, to cut off the back flow of the medium, eliminate destructive water hammer, to protect the safe operation of the pipe network, water pump.
Model:FRH76F-10C
Price:10-50USD/set
Price terms:FOB,CFR,FCA,CIF
Payment terms:TT,LC
Wechat:Free_Valve
Email & Skype:marketing@free-valve.com
Whatsapp:+8613460250295