Individual Steam Properties Calculator watch tutorial view guide

Calculates steam and liquid water properties given two properties using the IAPWS Industrial Formulation 1997.

Pressure* psig
* °C btu/lbm kJ/kg/K
* Required
Allowed Range / Limits
Examples: Mouse Over
Random Sub-Cooled Liquid Saturated Liquid Saturated Mixture Saturated Gas Super-Heated Gas

Steam Properties

Pressure635.7 psig
Temperature763.9 °F
Specific Enthalpy1,385.1 btu/lbm
Specific Entropy1.608 btu/lbm/R
Phase / QualityGas
Specific Volume1.054 ft³/lb

Temperature-Entropy Diagram

Temperature-Entropy Diagram

Recent Properties (max 20) - [download] - [clear]

Pressure Temperature Specific Enthalpy Specific Entropy Phase / Quality Specific Volume
psig °F btu/lbm btu/lbm/R ft³/lb
635.7 763.9 1,385.1 1.608Gas1.054