Industrial Grade Pneumatic Valve can be direct, reverse or double acting in operation with spring or can be spring less and spring less actuator can be supplied with the air reservoir for fail safe position. The Valve has effective area from 9 square inch to 300 square inch and has control valve closing time of approximately 8 second. The Valve has control valve opening time of approximately 20 seconds and operating air pressure up to 50 psig for diaphragm and up to 100 psig for cylinder. The Industrial Grade Pneumatic Valve has operating line pressure of 150 psig for valve size up to 100 mm and 120 psig for valve size up to 150 mm.