The actuator is capable of thrusts up to 100,000 pounds (45,000 kg) and has a stroking speed of less than one second. It performs with balanced or unbalanced control valves and offers self-contained hydraulic reservoirs, a self-aligning stem coupler, single-point nitrogen charge, and a fail-safe system. The actuator is a compact, self-contained system mounted directly on the control valve.
Valtek Incorporated, A Unit of Flowserve Corporation, Flow Control Division, 1350 North Mountain Spirngs Parkway, P. O. Box 2200, Springville, UT 84663-0903. Tel: 801-489-8611; Fax: 801-489-3719.