Water - Saturation Pressure and Specific Weight vs. Temperature
Vapor pressure and specific weight of water at temperatures ranging 32 to 212 oF - Imperial Units.
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Saturation pressure (feet water column) and specific weight (pound per cubic foot) of water at temperatures ranging 32 to 212 oF are indicated below:
| Temperature - t - (oF) | Specific Weight - γ - (lb/ft3) | Absolute Pressure - p - (ft H2O) |
|---|---|---|
| 32 | 62.42 | 0.20 |
| 40 | 62.42 | 0.28 |
| 45 | 62.42 | 0.34 |
| 50 | 62.38 | 0.41 |
| 55 | 62.38 | 0.49 |
| 60 | 62.34 | 0.59 |
| 65 | 62.34 | 0.71 |
| 70 | 62.26 | 0.84 |
| 75 | 62.23 | 1.00 |
| 80 | 62.19 | 1.17 |
| 85 | 62.15 | 1.38 |
| 90 | 62.11 | 1.62 |
| 95 | 62.03 | 1.89 |
| 100 | 62.00 | 2.20 |
| 105 | 61.92 | 2.56 |
| 110 | 61.84 | 2.97 |
| 115 | 61.80 | 3.43 |
| 120 | 61.73 | 3.95 |
| 130 | 61.54 | 5.20 |
| 140 | 61.39 | 6.78 |
| 150 | 61.20 | 8.75 |
| 160 | 61.01 | 11.19 |
| 170 | 60.79 | 14.19 |
| 180 | 60.57 | 17.85 |
| 190 | 60.35 | 22.28 |
| 200 | 60.13 | 27.60 |
| 210 | 59.88 | 33.96 |
| 212 | 59.81 | 35.38 |
- 1 ft H2O = 0.4335 psi = 2986 Pa
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