manual valve actuator / rotary / worm gear / double-acting
worm gear, double-acting
The Chinabase manual actuators an multi-turn actuators are constructed in a WCB, HT200, and D2, A148 design. These are suitable for use in conjunction with gate valve, check valve, plug valve, ball valve, butterfly valve, etc.
Furthermore, they are available in the flange series that includes an API-flange with manual welding, welding neck flange, big diameter pipe steel flange, conc ave and convex butt-welding flange.