Control Valve Reference
Control Valve Reference
Engineering reference data for control valve sizing and selection: Flow characteristics (Inherent vs. Installed), rangeability, ANSI/FCI 70-2 seat leakage classes (Class I through VI), actuator fail-safe modes (FC/FO/FL), air-to-open/close combinations, liquid pressure recovery factor (FL), cavitation & flashing screening, and trim material hardening.
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