WCB Double Flange 6 Inch Resilient Seat Keystone Butterfly Valve

Design Feature

1. This product mainly used for pumping station, power plant, metallury, paper industry, checmical industry, especially for regulation and control the pipeline flow of drinking water and fluid wasterwater. 

2. The product's design in accordance to BS, JSO, ANSI, DIN, JIS.

3. Flange connection in accordance to BS, DINS, ANSI, JIS.

4. Face to face in according to DIN 3202 F4/F5, ISO5752 series 13/14,BS5155.

5. Adopt double eccentric structure can reduce the friction between the sealing ring and sealing belt, minimized operating torque, extended operating life, meet the sealing requirements to realize no leakage. 

6. Optimize design displays in: simple structure, light weight, quick 90 degree on-off operation. 

7. Model T sealing ring which matching with plate have a good sealing performance, screws of sealing ring can be adjusted, facilitate replacement and maintenace in line, when working pressure up to PN25,fluid will with a high CV value characteristic to flow through valve plate, high strength and light weight of body. 

8. The customers can choose lever, worm gear, pneumatic apparatus, electronic apparatus or combination driving operation according to working requirements.