Water-Steam properties vs Steam97 Usage & Stats
The application presents effortlessly by a fancy touch/move interaction the basic steam/water properties verified for accuracy in accordance with the The International Association for the Properties of Water and Steam IAPWS R7-97(2012) industrial formulation.
The graph used is a p-h one and the properties are calculated up to 1000 Mpa of pressure.
The application also creates the water phase diagram with p-T axes for pressures ranging from 1Pa to 10GPa
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Steam Properties based on Industrial Formulation 1997.
The properties are based on the 2007 release of the IAPWS 1997 industrial Formulation.
Air Properties
Wet Bulb from Dry bulb and Relative Humidity
Relative Humidity from Dry Bulb and Wet Bulb Temperatures
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Water-Steam properties VS. 
Steam97January 18, 2026