The GVO actuators are manufactured in accordance with strict quality standards and assure reliability and safety.
- External tie bars allow contained release of energy in the event of overpressure and allow ease of inspection and servicing.
- Spring rod nut is locked to prevent unauthorized disassembly of the spring cartridge
- Travel adjustment on top and bottom makes sure the piston stops on the actuator not the valve, protecting valve seat.
- Swivel stem connector for ease of installation and stroke adjustment
- Static pressure test to 1.5 times maximum allowable working pressure (MAWP)
- Pneumatic cylinder size is up to 48” tandem
- Hydraulic cylinder size is up to 24”
- Spring preload is up to 53000 lbs/235765 N