中文
EnglishTechnical knowledge of the air separation industry
Knowledge of the use and operation of equipment related to the air
separation industry, common problems, commissioning and
maintenance-related principles and knowledge content
Site altitude and corresponding atmospheric pressure， useful for nitrogen and oxygen machine manufacturers
Release date：2022-08-13 author: Suzhou XITE
| Atmospheric Pressure at Site Elevation | ||||||||
|---|---|---|---|---|---|---|---|---|
| Feet | Meters | psia | Atm | Bar (a) | kPa | kg/cm2 | In Hg | Mm Hg |
| 0 | 0 | 14.7 | 1 | 1.013 | 101 | 1.03 | 29.9 | 760 |
| 328 | 100 | 14.5 | 0.99 | 1 | 100 | 1.02 | 29.5 | 752 |
| 500 | 150 | 14.4 | 0.98 | 0.994 | 99.4 | 1.01 | 29.4 | 747 |
| 656 | 200 | 14.3 | 0.97 | 0.988 | 98.8 | 1.01 | 29.2 | 743 |
| 1000 | 300 | 14.2 | 0.96 | 0.976 | 97.6 | 1 | 28.9 | 734 |
| 1312 | 400 | 14 | 0.95 | 0.964 | 96.4 | 0.98 | 28.5 | 725 |
| 1500 | 450 | 13.9 | 0.94 | 0.956 | 95.6 | 0.98 | 28.3 | 719 |
| 2000 | 600 | 13.7 | 0.93 | 0.939 | 93.9 | 0.96 | 27.8 | 706 |
| 2500 | 750 | 13.4 | 0.91 | 0.923 | 92.3 | 0.94 | 27.3 | 694 |
| 3000 | 900 | 13.2 | 0.89 | 0.906 | 90.6 | 0.92 | 26.8 | 681 |
| 3500 | 1070 | 12.9 | 0.88 | 0.888 | 88.8 | 0.91 | 26.3 | 668 |
| 4000 | 1220 | 12.7 | 0.86 | 0.871 | 87.1 | 0.89 | 25.8 | 655 |
| 4500 | 1370 | 12.4 | 0.85 | 0.858 | 85.8 | 0.87 | 25.4 | 645 |
| 5000 | 1520 | 12.2 | 0.83 | 0.842 | 84.2 | 0.86 | 24.9 | 633 |
| 5500 | 1680 | 12 | 0.81 | 0.825 | 82.5 | 0.84 | 24.4 | 620 |
| 6000 | 1830 | 11.8 | 0.8 | 0.811 | 81.1 | 0.83 | 24 | 610 |
| 6500 | 1980 | 11.5 | 0.78 | 0.794 | 79.4 | 0.81 | 23.5 | 597 |
| 7000 | 2130 | 11.3 | 0.77 | 0.781 | 78.1 | 0.8 | 23.1 | 587 |
| 7500 | 2290 | 11.1 | 0.76 | 0.767 | 76.7 | 0.78 | 22.7 | 577 |
| 8000 | 2440 | 10.9 | 0.74 | 0.75 | 75 | 0.76 | 22.2 | 564 |
| 8500 | 2590 | 10.7 | 0.73 | 0.737 | 73.7 | 0.75 | 21.8 | 554 |
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