butterfly valve

Butterfly valves series  蝶阀系列

Wars approval

All J-FLOW EPDM seat materials are fully in accordance with latest WARS standards.

Spherical design for Disc and Seat:

All J-flow rubber seats are spherically designed where they contact top and bottom stems. This protects widely designed rubber seats from peeling or deformation for prolonged service life of valves. Thinly streamlined metal discs are the results of elaborate laboratory study to ultimately minimize the pressure loss.

Design features:

Kinds of seats design for selection:

J-FLOW butterfly valve kinds of seat style, cartridged Hard-backed seat, edge boot seat, integrated vulcanized seat, other demand kindly contact with us directly.

Integral ISO 5211 actuator mounting flange:

Any pneumatic or electric valve actuators provided with ISO 5211 valve mounting flanges can be easily mounted for actuation of valves in the field.

Lower valve operating torque value:

Low operating torques are designed low for extension of valve service lige and economic consideration of valve operating devices.

Light-designed for operation efficiency:

Designed much lighter than our conventional series for operation efficiency in piping