Control Valve Sizing Tool | Flow, Pressure & Fluid Based

Control Valve Sizing

Quickly size control valves based on flow, pressure drop, fluid properties, and valve characteristics. Get Cv/Kv, rangeability guidance, trim selection, and ISA/IEC aligned checks.

Start Sizing

Helpful Shortcuts

Sizing Inputs

Service / Tag

Fluid Type

Flow Rate

Upstream Pressure

Downstream Pressure

same unit

Or use ΔP directly

Pressure Drop ΔP (optional)

same unit

Specific Gravity @ op. T

(water=1)

Or enter ρ and I’ll convert

Density ρ (optional)

kg/m³

Viscosity μ (optional)

Used for viscosity correction (info)

Temperature (note)

°C

Valve Characteristic

Valve Type

Piping ΔP @ duty (optional)

same unit

For valve authority calc