320K pneumatic metal seal ball valve, this product with AT000RA series compact angle stroke pneumatic actuator composition, it is compressed air as the driving force, the lever drive the ball to rotate 90 ° can realize the valve fully open or fully closed.

321K pneumatic fixed ball metal sealing ball valve, by the 321K fixed ball metal sealing ball valve, with angle stroke actuator composition, it is compressed air as the driving force, the valve stem drives the ball to turn 90 °.