FLOW COEFFICIENT “Cv” DEFINITION: flow rate (gallons/minute) of water (60° F) with 1.0 psi pressure drop across valve.
FLOW COEFFICIENT “Kv” DEFINITION: flow rate (m3/h) of water (from 5 to 40°C) with 1.0 bar pressure drop across valve.
For Cv valves not mentioned in the table above, please ask ORION Technical Department.