GENERAL DESCRIPTION
Type QK part-turn pneumatic valve actuators are the key component of the pneumatic valves, suitable for the control of butterfly valves, ball valves etc, They can completely station, petroleum and chemical industry, water conservancy etc. if necessary, they can control the positions of the valves by reception of pressure signal of 0.02-0.1 MPa or electric signal of 0-10mA;4-20mA DC, from the regulating unit according to users' requirement.

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