Spring-return actuator JHA series

linearpneumaticrack-and-pinion

Spring return pneumatic actuator as an important actuator in industrial automation control system can meet the needs of remote centralized control; Nowadays, it is widely used in petrochemical, gas equipment, nuclear industry, electric power equipment, environmental protection, water treatment, HVAC, metallurgical industry, furnaces, canning equipment, brewing equipment, drying equipment, vacuum equipment, surface treatment, bio-pharmaceutical, food machinery, textile, printing and papermaking and other industries 2. Product Parameter (Specification) Structure:Rack and pinion structure Application:Ball valve, butterfly valve, plug valve and other valv Cylinder body material:Aluminum alloy (surface coating: hard anodized) End cover material:Die-casting aluminum alloy (surface coating: powder spraying) Air source control:Through filtered compressed air, no need lubricate oil，the oil must suit for NBR under lubricated condition. Applicable ambient temperature:Standard Flange standard:ISO 5211 Service life:Maintenance-free and low friction , switch service life more than 1 million times. 3.Product Features Spring return pneumatic actuators have the below characteristics: ●Structure : compact rack and pinion pneumatic actuator. ●Low friction ,long service life and the switching times up to 1000,000 times. ●Applied to angular stroke valves, ball valves, butterfly valves, plug valves and other valves. ●Mounting flange in accordance to DIN/ISO5211,control valve with NAMUR standard. ●High quality aluminum alloy material, surface coating by hard anodized , hard nodized+Teflon and other options for special demands and requirements .