Tech Mail

High Pressure Control Valve in a field

What is the Valve Seat Leakage Class for My Valve?

Control Valve Seat Leakage Control valves are designed to throttle, but they are also often expected to provide some type of shut-off capability. A control valve’s ability to shut off has to do with many factors: Balanced or unbalanced plug, seat material, actuator thrust, pressure drop, and the type of fluid can all play a
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