Wenzhou Sudhanafluid JAT type aluminum alloy piston pneumatic actuator bolt 304 stainless steel Ball Valve Butterfly Valve Double Acting Pneumatic Actuator Pneumatic actuators are widely used in ball valves and butterfly valves. Low cost, compact structure and long service life. Pneumatic actuator type: single acting (spring return) or double acting. Color: Orange, Blue, Black, Dark Gray. We accept OEM colors and brands. Pneumatic actuator working pressure: 4~8bar Bottom connection: iso5211 Solenoid valve standard: Namur Pneumatic actuator accessories: limit switch box, solenoid valve, positioner.