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The new AT/GT series pneumatic actuators are adopted for the O-type cut off ball valve, and the structure of the utility model has double action and single action (spring return), and the pinion and rack type structure is adopted to drive, which makes the performance more safe and reliable.
Large diameter valve using AW series pneumatic actuator, fork type structure transmission, reasonable structure, large output torque.Pneumatic O-type shut-off ball valve is equipped with one-second shut-off ball valve and explosion-proof device, which can be cut off by gas.It is composed of ball valves and single acting piston pneumatic actuators, widely used in natural gas, oil products, chemical industry, metallurgy, papermaking, mining, printing and dyeing, bio-pharmaceutical, daily-use chemical industry, food and beverage, water treatment and air treatment and other industries fluid cut off control, and automatic pneumatic instrument supporting use.