AWWA C504 Double Eccentric Butterfly Valve Drinking Water Approved SS304 Coated Disc

NSF61 Drinking Water Approved AWWA C504 Double Flange Double Eccentric Butterfly Valve

Description:

Double Eccentric Flange Type Butterfly Valve with worm gear (we call abbreviated FBGD) is a newly advanced design butterfly valve. With double eccentric design and soft rubber seal on the body, the operational toque is one of the lowest among all the butterfly valves and can be sealed in both directions,disc and stem are very strong without any deformation.

Dovetail seal design with multiple groove and internal epoxy stuffed, more than two ways of rubber extension space brings less compression and wearing between disc and soft seat and prevents the rubber seal to be blowed out.

Features:
 

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.

Arch shape disc design :

Flow thru disc-energy saving, lower pumping cost

Reduce head loss and minimize turbulence

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: