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  • Ball Valve Bolting Solution Saves Company Millions
    A major utility approached Superbolt about using their Multi-Jackbolt Tensioners to reduce down-time on their large Ball Valve. Previously they used a hydraulic bolting method. The estiamted time savings was 2-3 days with the Superbolt Tensioners, and an estimated 5 million dollars (US) was saved
  • Electrohydraulic Actuators
    . By combining a stepping motor, servovalve, cylinder, and ball screw, positioning accuracy of 0.001 to 0.002 in. and repeatability of 0.0005 in. are possible. Stepping-motor rotation moves a cam to shift the valve spool laterally. This permits oil flow to the cylinder. As the cylinder piston moves, the ballnut
  • Quick-Action Couplers
    by the compatibility charts furnished by most coupler manufacturers. Many types of couplers are available but all have a few factors in common. Each coupler consists of two halves. Either half may contain a leakproof shutoff valve that closes automatically when the halves are separated, and opens when

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