Features:Made of high quality material, high hardness and corrosion resistance.Pneumatic control valve is the pneumatic system to control the flow of air pressure, flow and flow direction, and ensures the normal work of pneumatic actuator components or institutions of all kinds of pneumatic components.Compactness of structure and gasket material ensures high tightness of connection.Compact size and light weight, good sealing performance.Used in industrial control systems to adjust the direction, flow rate, speed and other parameters of the medium.Specification:Working medium: airPipe diameter: inlet = outlet = PT1/4; exhaust = G1/8Effective cross-sectional area: 16.0mNumber of positions: 5 Port 3 PositionWorking pressure: 0-0.8mpaGuaranteed pressure: 1.5mpaWorking temperature: - 20 to 70 Material: alloyWorking frequency: 5 times per secondModel: 4H230-08, 4H330C-10, 4H430-15 (Optional)Package List:1 x Pneumatic ValveNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..