qualified valve manual operator

SZ series valve manual operator is an important part of the valve, which is used for opening or shutting the valve by turing the stem up and down. It is applied for multi-turn gate valve, throttle valve, diaphragm valve and so on.

This manual operator for petrochemical well head device is operated manually by hand wheel to open or shut the valve through the reduction transmission of the manual operator and the movement of the stem.

Product advantages of manual operator

1 High transmission effciency(over 90%), large torque output(thrust resistant)

2 Light operation, reliable performance and convenient installation

3 Special grease is used in the actuator 

Main materials of manual operator

Product show of manual operator

Our Client 

Newmans is recognized as a global valve manufacturing company providing product to the market on a world-wide basis.