RFD71X-10 Lever Operated Wafer Resilient Butterfly Valve Description

FREE-VALVE’s lever operated wafer resilient butterfly valve is an economical and robust valve with an rubber lining, offering longer service life with lower maintenance cost. Self-lubricating bearings ensures perfect guiding and turning of the shaft without seizure or premature wear. Flange gaskets are not required since the lining that extends onto the faces acts as a gasket. The bonded liner extends the lifetime of the valve ensuring there is no corrosion between the body and liner.

 

Features:

1. Excellent double side sealing functions,completely seals,zero leakage in test, it can be use for cutting off medium or regulating flow rate .

2. The simple structure, the weight is light, 90' revolves,Quickly Open and close,Fixable operation.

3. Centric disc, one piece shaft,Easy to disassemble and repair,can be installed in any position.

4. The choice of disc and seat materials to suit working conditions and medium.

Technical Specification:

1) Size Range：NPS2~NPS8,

2) Pressure Range：PN6~PN16,Class150

3) Body material：Carbon Steel/Stainless Steel/Ductile iron,Copper Alloy

4) Sealing material：EPDM

5) Body type：Wafer

6) Working temperature:≤80°C

7) Operating method：Lever Operated

8) Pressure test:GB/T13927; API598

9) Face to Face: GB/T12221; API609

 

Application:
FREE-VALVE’s lever operated wafer resilient butterfly valve could easily achieve Bi-Directional sealing, therefore is a widely applied valve in oilfield, agriculture,power plant condensates waterworks, water treatment, seawater, exhaust,flue gas.Because of rubber lined body materials,it is usually used in low pressure lines.

Body Material	WCB
Sealing Material	EPDM
Pressure class	Class 150
Operated method	Lever
Valve Type	Butterfly Valve