Valve Cv Quick Size (Water)
Cv with DN hint for water duty.
Result
Cv
50.00
DN hint
50
Formula
Calculation logicVerify
Check before relying.
Cv from drop, DN from judgment.
- dP at full flow, valves open
- SG at flowing temperature
- DN rounded up, noise checked
Related calculators
Pressure flow
Absolute vs Gauge Pressure
Atmosphere addition with vacuum readout.
- Absolute (kPa abs)
- Vacuum below atm (kPa)
Pressure flow
dP Zero Trim with Suppression
Percent and mA with migration flags.
- Loop current (mA)
- Percent of span (%)
Pressure flow
Flow to dP Reverse
dP plus loop current for a flow input.
- dP
- Loop current (mA)
Pressure flow
Flow Unit Conversion
Volume and mass rates with density pivot.
- Converted value
- m3/h pivot
Workspace
Keep the assumptions with the result.
Save this calculation to return to the inputs, result, and report from your private workspace.
Sign in or create an account to save this calculation.