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    1-1/4" Air Control Valve, 2 Way, 2 Position

    1-1/4" (DN32) fluid control valve is a 2/2 way valve actuated by air, used to control the opening or closing of fluid. Quality pneumatic control valve is suitable for oil and gas, chemical processing, pharmaceutical, Food and beverage and water treatment fields.
    SKU: ATO-ACV-35
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    Delivery date: 6-12 days

    Low price pneumatic air control valve, 2 way, 2 position, 1-1/4" (DN32), typically used in pneumatic systems where air pressure is used to control the position of the valve, allowing or preventing the flow of fluid.


    • Model: ATO-Q22HD-35
    • Nominal Diameter: DN35
    • Connecting Thread: ZG1-1/4"
    • Actuator: Pneumatic Actuator
    • Type: 2 Way, 2 Position
    • Product Form: Normally Closed
    • Working Pressure: 0~1.0Mpa
    • Valve Body Material: Brass
    • Sealing Material: VITON/PTFE
    • Medium Temperature: VITON: -5~150℃, PTFE: -10~180℃
    • Flow Coefficient KV Value: 25
    • Weight: 1.6kg
    • Working Medium: Air, Water, Oil, Liquefied Petroleum Gas, and Fluid with Light Dynamic Viscosity

    Dimensions (Unit: mm)

    Air control valve dimension

    A B C D H M
    84 46 66 ZG1-1/4" 162 G1/8"


    The air control valve has low starting pressure, high closing sensitivity, good sealing performance, and arbitrary import and export directions, widely used in food, medicine, industry, washing, petrochemical, metallurgy, spraying, vehicles and other mechanical equipment.

    Air control valve applications

    Tips: Why can air control the flow of fluids?

    Air can control the flow of fluids because of the principles of fluid dynamics. When a fluid, such as a liquid or gas, flows through a pipeline or channel, it experiences resistance from the walls of the pipe or channel. This resistance is known as friction, and it causes the fluid to slow down and lose energy.

    One way to control the flow of fluid is to use a valve, which can be opened or closed to allow or restrict the flow of fluid. In the case of an air-controlled valve, the air is used to actuate the valve, either by opening or closing it.

    When air is introduced into the valve, it applies pressure to a diaphragm or piston, which in turn moves a valve stem or disk to open or close the valve. By adjusting the amount of air pressure, the valve can be opened or closed to control the flow of fluid.

    Air control is often used in applications where precise control of fluid flow is required, such as in industrial processes, chemical plants, and oil refineries. Air-controlled valves are also commonly used in pneumatic systems, where compressed air is used to power various types of machinery and equipment.

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