Temperature-Pressure Diagram for Constant Boiling Refrigerants

Temperature-pressure in imperial and SI units

The relation between temperature and boiling pressures for 

  • R-717 : Ammonia
  • R-134a : Tetrafluoroethane
  • R-22 : Hydrochlorofluorocarbon
  • R-507 :
  • R-290 : Propane
  • R-744 : CO2

are indicated in the diagrams below:

temperature-pressure refrigerants boiling points diagram

temperature-pressure refrigerants boiling points diagram

Search the Engineering ToolBox

Engineering ToolBox - SketchUp Edition - Online 3D modeling!

3D Engineering ToolBox - draw and model technical applications

Engineering ToolBox - SketchUp Edition - enabled for use with the amazing, fun and free Google SketchUp

Translate the Engineering ToolBox
About the EngineeringToolbox