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
**Example: Saturated Liquid

Examples: Mouse Over
Random Sub-Cooled Liquid Saturated Liquid Saturated Mixture Saturated Gas Super-Heated Gas

Steam Properties

Pressure634.0 psig
Temperature494.7 °F
Specific Enthalpy481.6 btu/lbm
Specific Entropy0.683 btu/lbm/R
Phase / Quality0.00
Specific Volume0.020 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
634.0 494.7 481.6 0.6830.000.020