| Jednostka brytyjska | Nazwa polska | Relacja do innych jednostek | |
| pound force per square inch | lbf/in2, PSI | funt-siła na cal kwadratowy | 1 lbf/in2 (PSI) = 6894,76 Pa |
| pound force per square foot | lbf/ft2 | funt-siła na stopę kwadratową | 1 lbf/ft2 = 47,8803 Pa |
| pound force per square yard | lbf/yd2 | funt-siła na jard kwadratowy | 1 lbf/yd2 = 5,32003 Pa |
| poundal per square foot | pdl/ft2 | paundal na stopę kwadratową | 1 pdl/ft2 = 1,48816 Pa |
| ounce force per square inch | ozf/in2 | uncja-siła na cal kwadratowy | 1 ozf/in2 = 430,922 Pa |
| foot of water thread | ft H2O | stopa słupa wody | 1 ft H2O = 2989,07 Pa |
| inch of water thread | in H2O | cal słupa wody | 1 in H2O = 249,089 Pa |
| inch of mercury thread | in Hg | cal słupa rtęci | 1 in Hg = 3386,39 Pa |
| Pa | kG/cm2 | atm | bar | Tr | Lb/in2 (PSI) | Lb/ft2 | cal Hg | mm H2O | |
| 1 paskal = 1 Pa (1 N/m2) | 1 | 1,019716 *10-5 |
9,86923 *10-6 |
10-5 | 7,50062 *10-3 |
1,45038 *10-4 |
2,089 *10-2 |
2,953 *10-4 |
1,01974 *10-1 |
| 1 atmosfera techn. = 1 kG/cm2 | 9,80665 *104 |
1 | 9,67841 *10-1 |
9,80665 *10-1 |
7,35559 *102 |
1,42229 *10 |
2,048 *103 |
2,896 *10 |
1,00003 *104 |
| 1 atmosfera fizyczna = 1 atm | 1,01325 *105 |
1,033 | 1 | 1,01325 | 7,60 *102 |
1,46960 *10 |
2,116 *103 |
2,992 *10 |
1,03326 *104 |
| 1 bar | 105 | 1,019716 | 9,86923 *10-1 |
1 | 7,50062 *102 |
1,45038 *10 |
2,089 *103 |
2,953 *10 |
1,01974 *104 |
| 1 tor = 1 mm Hg (przy 0°C) = 1 Tr | 1,333224 *102 |
1,360 *10-3 |
1,3157895 *10-3 |
1,333224 *10-3 |
1 | 1,99368 *10-2 |
2,784 | 3,937 *10-2 |
1,35954 *10 |
| 1 funt-siła na cal kwadratowy = 1 Lb/in2 (PSI) | 6,894757 *103 |
7,031 *102 |
6,80460 *10-2 |
6,894757 *10-2 |
5,17149 *10 |
1 | 1,44 *102 |
2,036 | 7,03089 *102 |
| 1 funt-siła na stopę kwadratową = 1 Lb/ft2 | 4,788 *10 |
4,882 *104 |
4,725 *10-4 |
4,788 *10-4 |
3,5911 *10-1 |
6,944 *10-3 |
1 | 1,414 *10-2 |
4,882 |
| 1 cal słupa rtęci = 1 cal Hg (przy 0°C) | 3,386 *103 |
3,453 *102 |
3,342 *10-2 |
3,386 *10-2 |
2,540 *10 |
4,912 *10-1 |
7,073 *10 |
1 | 3,453 *102 |
| 1 milimetr słupa wody = 1 mm H2O (przy 4°C, 1 atm) | 9,80638 | 9,99972 *10-5 |
9,67841 *10-5 |
9,80638 *10-5 |
7,35539 *10-2 |
1,42229 *10-3 |
2,0481 *10-1 |
2,895778 *10-3 |
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