● The butterfly valve is U flange type body design, with heavy strong strength.

● The resilient cartridge seat with phenolic(or aluminium) hard back, avoiding movement and deformation.

● The seat can be optional molded type to body, suitable for dead end and vacuum service.

● Connect between disc and stem, can be pinless spline type and split stem for big sizes or with pin type.

● High Cv, lower head loss, longer lifetime with low operating torques.

● Operator can be manual hand lever, worm gear, electric actautor or penumatic actuator.

● Replaceable seat, low maintenance cost design and long service life.