Cv
Flow coefficient
The flow a valve passes at a given pressure drop. Control valves are sized on Cv across their full duty range, not on the line size — which is why a correctly sized control valve is often smaller than the pipe it sits in.
Piping inspection and supervision, explained from scratch
Flow coefficient
The flow a valve passes at a given pressure drop. Control valves are sized on Cv across their full duty range, not on the line size — which is why a correctly sized control valve is often smaller than the pipe it sits in.