Water Saturation Pressure

Water saturation pressure at temperatures ranging 0 - 100 oC and 32 - 700 oF - Imperial and SI Units

Water saturation pressure varies with temperature as indicated below:

Water Saturation Pressure - Imperial Units

Saturation pressure of water in pounds per square inch:

moisture air saturation pressure diagram - imperial units

Temperature
- t -
(oF)
Absolute Vapor
Pressure

- pv -
(psia, lb/in2)
32 0.0885
40 0.1217
50 0.1781
60 0.2563
70 0.3631
80 0.5069
90 0.6979
100 0.9493
120 1.692
140 2.888
160 4.736
180 7.507
200 11.52
212 14.69
220 17.19
240 24.97
260 35.43
280 49.20
300 67.01
350 134.60
400 247.26
450 422.55
500 680.86
550 1045.43
600 1543.20
650 2208.40
700 3094.30

Water Saturation Pressure - SI Units

Saturation pressure of water in newton per square meter (Pa):

moisture air saturation pressure diagram - SI units

Temperature
- t -
(oC)
Absolute Vapor
Pressure

- pv -
(103 Pa, N/m2)
0 0.6105
5 0.8722
10 1.228
20 2.338
30 4.243
40 7.376
50 12.33
60 19.92
70 31.16
80 47.34
90 70.10
100 101.3

Related Topics

  • Air Psychrometrics - The study of moist and humid air - air condition - psychrometric charts, Mollier diagrams, air temperature, absolute and relative humidity, moisture content and more
  • Thermodynamics - Thermodynamics of steam and condensate applications
  • Material Properties - Material properties - density, heat capacity, viscosity and more - for gases, fluids and solids

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