1.Driving device flange
Can be used in handles, gear operators, eletric or pneumatic acuators.
2.Bushing
Reduce driving torque, support stem, and ffectively separate it with valve body,reduce wear of stem.
3.Surface of disc axle hole
Through treatment of polishing, precisely ft with seat.
4.High precision disc external profile
Reach the requirement of bubbl-tight. small start and stop torque, longer usage life of seat.
5.Stem seal
Stem is not easy to be distorted, eliminating possible leakage in stem.
6.Strong precision key
Give psible attachment for manual lever or actuator.
7.Precision taper pin
Ensure positive vibralion prooft. Stem to disc connection. Easily field replaceable.
8.Integral stem design
High precision and rlabilt, convenient for start.
9.Side seal
With no need of flange gasket.
10.Body lined with rubber seat
Good integral support, stable and solid, stretch-proof, leakage-proof.
11.O-ring
Prevent leakagein axle end.
