torr | 1 torr | 2 torr | 3 torr | 4 torr | 5 torr | 6 torr | 7 torr | 8 torr | 9 torr | 10 torr | 11 torr | 12 torr | 13 torr | 14 torr | 15 torr | 16 torr | 17 torr | 18 torr | 19 torr | 20 torr | 21 torr | 22 torr | 23 torr | 24 torr | 25 torr | 26 torr | 27 torr | 28 torr | 29 torr | 30 torr | 31 torr | 32 torr | 33 torr | 34 torr | 35 torr | 36 torr | 37 torr | 38 torr | 39 torr | 40 torr | 41 torr | 42 torr | 43 torr | 44 torr | 45 torr | 46 torr | 47 torr | 48 torr | 49 torr | 50 torr | 51 torr | 52 torr | 53 torr | 54 torr | 55 torr | 56 torr | 57 torr | 58 torr | 59 torr | 60 torr | 61 torr | 62 torr | 63 torr | 64 torr | 65 torr | 66 torr | 67 torr | 68 torr | 69 torr | 70 torr | 71 torr | 72 torr | 73 torr | 74 torr | 75 torr | 76 torr | 77 torr | 78 torr | 79 torr | 80 torr | 81 torr | 82 torr | 83 torr | 84 torr | 85 torr | 86 torr | 87 torr | 88 torr | 89 torr | 90 torr | 91 torr | 92 torr | 93 torr | 94 torr | 95 torr | 96 torr | 97 torr | 98 torr | 99 torr | 100 torr |
pound per (square inch) | 0.0193368 lb/in2 | 0.0386735 lb/in2 | 0.0580103 lb/in2 | 0.0773471 lb/in2 | 0.0966839 lb/in2 | 0.1160206 lb/in2 | 0.1353574 lb/in2 | 0.1546942 lb/in2 | 0.1740310 lb/in2 | 0.1933677 lb/in2 | 0.2127045 lb/in2 | 0.2320413 lb/in2 | 0.2513781 lb/in2 | 0.2707148 lb/in2 | 0.2900516 lb/in2 | 0.3093884 lb/in2 | 0.3287252 lb/in2 | 0.3480619 lb/in2 | 0.3673987 lb/in2 | 0.3867355 lb/in2 | 0.4060723 lb/in2 | 0.4254090 lb/in2 | 0.4447458 lb/in2 | 0.4640826 lb/in2 | 0.4834194 lb/in2 | 0.5027561 lb/in2 | 0.5220929 lb/in2 | 0.5414297 lb/in2 | 0.5607665 lb/in2 | 0.5801032 lb/in2 | 0.5994400 lb/in2 | 0.6187768 lb/in2 | 0.6381136 lb/in2 | 0.6574503 lb/in2 | 0.6767871 lb/in2 | 0.6961239 lb/in2 | 0.7154607 lb/in2 | 0.7347974 lb/in2 | 0.7541342 lb/in2 | 0.7734710 lb/in2 | 0.7928078 lb/in2 | 0.8121445 lb/in2 | 0.8314813 lb/in2 | 0.8508181 lb/in2 | 0.8701549 lb/in2 | 0.8894916 lb/in2 | 0.9088284 lb/in2 | 0.9281652 lb/in2 | 0.9475020 lb/in2 | 0.9668387 lb/in2 | 0.9861755 lb/in2 | 1.0055123 lb/in2 | 1.0248491 lb/in2 | 1.0441858 lb/in2 | 1.0635226 lb/in2 | 1.0828594 lb/in2 | 1.1021962 lb/in2 | 1.1215329 lb/in2 | 1.1408697 lb/in2 | 1.1602065 lb/in2 | 1.1795433 lb/in2 | 1.1988800 lb/in2 | 1.2182168 lb/in2 | 1.2375536 lb/in2 | 1.2568904 lb/in2 | 1.2762271 lb/in2 | 1.2955639 lb/in2 | 1.3149007 lb/in2 | 1.3342375 lb/in2 | 1.3535742 lb/in2 | 1.3729110 lb/in2 | 1.3922478 lb/in2 | 1.4115846 lb/in2 | 1.4309213 lb/in2 | 1.4502581 lb/in2 | 1.4695949 lb/in2 | 1.4889317 lb/in2 | 1.5082684 lb/in2 | 1.5276052 lb/in2 | 1.5469420 lb/in2 | 1.5662788 lb/in2 | 1.5856155 lb/in2 | 1.6049523 lb/in2 | 1.6242891 lb/in2 | 1.6436258 lb/in2 | 1.6629626 lb/in2 | 1.6822994 lb/in2 | 1.7016362 lb/in2 | 1.7209729 lb/in2 | 1.7403097 lb/in2 | 1.7596465 lb/in2 | 1.7789833 lb/in2 | 1.7983200 lb/in2 | 1.8176568 lb/in2 | 1.8369936 lb/in2 | 1.8563304 lb/in2 | 1.8756671 lb/in2 | 1.8950039 lb/in2 | 1.9143407 lb/in2 | 1.9336775 lb/in2 |
The torr (symbol: Torr) is a unit of pressure based on an absolute scale, now defined as exactly 1/760 of a standard atmosphere. Thus one torr is exactly 101325/760 pascals (~133.3 Pa).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
torr | torr | ≡ 101325⁄760 Pa | ≈ 133.3224 Pa | Metric system SI |
torrs | pound per (square inch) | torrs | pound per (square inch) |
---|---|---|---|
1 | ≈ 0.019336774704623 | 6 | ≈ 0.11602064822774 |
2 | ≈ 0.038673549409246 | 7 | ≈ 0.13535742293236 |
3 | ≈ 0.058010324113869 | 8 | ≈ 0.15469419763698 |
4 | ≈ 0.077347098818492 | 9 | ≈ 0.17403097234161 |
5 | ≈ 0.096683873523115 | 10 | ≈ 0.19336774704623 |
The pound per square inch or, more accurately, pound-force per square inch (symbol: lbf/in2; abbreviation: psi) is a unit of pressure or of stress based on avoirdupois units.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
pound per (square inch) | lb/in2 | ≡ 1 pound × ɡ0 / 1 sq in | = 6 894.75729 pascals | Imperial/US |
pound per (square inch) | torrs | pound per (square inch) | torrs |
---|---|---|---|
1 | ≈ 51.714932571507 | 6 | ≈ 310.28959542904 |
2 | ≈ 103.42986514301 | 7 | ≈ 362.00452800055 |
3 | ≈ 155.14479771452 | 8 | ≈ 413.71946057206 |
4 | ≈ 206.85973028603 | 9 | ≈ 465.43439314356 |
5 | ≈ 258.57466285754 | 10 | ≈ 517.14932571507 |
torrs | pound per (square inch) |
---|---|
1 | ≈ 0.0193368 |
51.7149326 | ≈ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |