Air Properties - Imperial Units
Some thermodynamic properties of air at low pressure:
Temperature - T - | Enthalpy - h - (Btu/lbm) | Relative Pressure pr | Internal Energy - u - (Btu/lbm) | |
---|---|---|---|---|
(R) | (oF) | |||
100 | -360 | 23.7 | 0.0038 | 16.9 |
200 | -260 | 47.7 | 0.0432 | 34.0 |
300 | -160 | 71.6 | 0.1780 | 51.0 |
400 | -60 | 95.5 | 0.486 | 68.1 |
500 | 40 | 119.5 | 1.059 | 85.2 |
600 | 140 | 143.5 | 2.00 | 102 |
700 | 240 | 167.6 | 3.45 | 120 |
800 | 340 | 191.8 | 5.53 | 137 |
900 | 440 | 216.3 | 8.41 | 155 |
1000 | 540 | 241.0 | 12.3 | 172 |
1200 | 740 | 291.3 | 24.0 | 209 |
1400 | 940 | 342.9 | 42.9 | 247 |
1600 | 1140 | 395.7 | 71.7 | 286 |
1800 | 1340 | 449.7 | 114 | 326 |
2000 | 1540 | 504.7 | 174 | 368 |
2500 | 2040 | 645.8 | 436 | 475 |
3000 | 2540 | 790.7 | 941 | 585 |
Volumes and Weights of Air at Different Temperatures
- at atmospheric pressure
Related Topics
• Gases and Compressed Air
Properties of air, LNG, LPG and other common gases. Pipeline capacities and sizing of relief valves.
• Material Properties
Properties of gases, fluids and solids. Densities, specific heats, viscosities and more.
Related Documents
Air - Thermophysical Properties
Thermal properties of air at different temperatures - density, viscosity, critical temperature and pressure, triple point, enthalpi and entropi, thermal conductivity and diffusivity and more.
Air Properties - SI Units
Ideal gas properties of air at low pressure - SI units.
Prandtl Number
A dimensionless number approximating the ratio of momentum diffusivity to thermal diffusivity.