Double Eccentric Butterfly Valve

Bearing - CS Base Flange Type,worm gear available

NSF61 372 Certified AWWA C504 Double Flange Double Eccentric Butterfly Valve​

Features:
 

Arch shape disc design :

Flow thru disc-energy saving, lower pumping cost

Reduce head loss and minimize turbulence

Special Bearing:

Bearing-CS base coated with bronze + PTFE interior and tin exterior

Tin have a better electrolyte character, prevent rusting

Stronger than bronze bearing and last longer

Online repairing by EPOXY:

The special technology can help user to repair the Double Eccentric Flange Butterfly Valve without taking the valve out of the pipeline. The user only needs to repair it from the exterior of the butterfly valve without going into the pipeline. Please consult the factory and we will show you how to repair the BV when the rubber seal is damaged.
 

Rubber Seat:

Multi ribs on the seal-reduce operation torque

Seal fixed in the groove and epoxy on the back side as a wedge, no worry of loosen

No need bolting and permanent positioned , decrease nut loose & hole rusting

Epoxy injected on the backside of groove

Dovetail design can tight the rubber seal

Operation Torque:

Materials:
 

Dimension: