Air - Density and Specific Weight

Density and specific weight of air at temperatures ranging -40 - 1000 oC (-40 - 1500 oF) at standard atmospheric pressure - Imperial and SI Units

Density and Specific Weight of Air at Standard Atmospheric Pressure in Imperial (BG) Units:

Temperature
- t -
(oF)
Density
- ρ -
 (slugs/ft3) x 10-3
Specific Weight
- γ -
  (lb/ft3) x 10-2
-40 2.939 9.456
-20 2.805 9.026
0 2.683 8.633
10 2.626 8.449
20 2.571 8.273
30 2.519 8.104
40 2.469 7.942
50 2.420 7.786
60 2.373 7.636
70 2.329 7.492
80 2.286 7.353
90 2.244 7.219
100 2.204 7.090
120 2.128 6.846
140 2.057 6.617
160 1.990 6.404
180 1.928 6.204
200 1.870 6.016
300 1.624 5.224
400 1.435 4.616
500 1.285 4.135
750 1.020 3.280
1,000 0.845 2.717
1,500 0.629 2.024

Density and Specific Weight of Air at Standard Atmospheric Pressure in SI Units:

Temperature
- t -
(oC)
Density
- ρ -
(kg/m3)
Specific Weight
- γ -
(N/m3)
-40 1.514 14.85
-20 1.395 13.68
0 1.293 12.67
5 1.269 12.45
10 1.247 12.23
15 1.225 12.01
20 1.204 11.81
25 1.184 11.61
30 1.165 11.43
40 1.127 11.05
50 1.109 10.88
60 1.060 10.40
70 1.029 10.09
80 0.9996 9.803
90 0.9721 9.533
100 0.9461 9.278
200 0.7461 7.317
300 0.6159 6.040
400 0.5243 5.142
500 0.4565 4.477
1000 0.2772 2.719

Air - Density and Specific Weight Charts

Density and Specific Weight og Air Chart

Related Topics

  • Gas and Compressed Air - Gas properties, capacities of pipelines, sizing of relief valves - air, LNG, LPG and more
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