atmosphere | 1 atm | 2 atm | 3 atm | 4 atm | 5 atm | 6 atm | 7 atm | 8 atm | 9 atm | 10 atm | 11 atm | 12 atm | 13 atm | 14 atm | 15 atm | 16 atm | 17 atm | 18 atm | 19 atm | 20 atm | 21 atm | 22 atm | 23 atm | 24 atm | 25 atm | 26 atm | 27 atm | 28 atm | 29 atm | 30 atm | 31 atm | 32 atm | 33 atm | 34 atm | 35 atm | 36 atm | 37 atm | 38 atm | 39 atm | 40 atm | 41 atm | 42 atm | 43 atm | 44 atm | 45 atm | 46 atm | 47 atm | 48 atm | 49 atm | 50 atm | 51 atm | 52 atm | 53 atm | 54 atm | 55 atm | 56 atm | 57 atm | 58 atm | 59 atm | 60 atm | 61 atm | 62 atm | 63 atm | 64 atm | 65 atm | 66 atm | 67 atm | 68 atm | 69 atm | 70 atm | 71 atm | 72 atm | 73 atm | 74 atm | 75 atm | 76 atm | 77 atm | 78 atm | 79 atm | 80 atm | 81 atm | 82 atm | 83 atm | 84 atm | 85 atm | 86 atm | 87 atm | 88 atm | 89 atm | 90 atm | 91 atm | 92 atm | 93 atm | 94 atm | 95 atm | 96 atm | 97 atm | 98 atm | 99 atm | 100 atm |
pound per (square foot) | 2,116.2166237 lbf/ft2 | 4,232.4332473 lbf/ft2 | 6,348.6498710 lbf/ft2 | 8,464.8664947 lbf/ft2 | 10,581.0831184 lbf/ft2 | 12,697.2997420 lbf/ft2 | 14,813.5163657 lbf/ft2 | 16,929.7329894 lbf/ft2 | 19,045.9496131 lbf/ft2 | 21,162.1662367 lbf/ft2 | 23,278.3828604 lbf/ft2 | 25,394.5994841 lbf/ft2 | 27,510.8161078 lbf/ft2 | 29,627.0327314 lbf/ft2 | 31,743.2493551 lbf/ft2 | 33,859.4659788 lbf/ft2 | 35,975.6826025 lbf/ft2 | 38,091.8992261 lbf/ft2 | 40,208.1158498 lbf/ft2 | 42,324.3324735 lbf/ft2 | 44,440.5490972 lbf/ft2 | 46,556.7657208 lbf/ft2 | 48,672.9823445 lbf/ft2 | 50,789.1989682 lbf/ft2 | 52,905.4155918 lbf/ft2 | 55,021.6322155 lbf/ft2 | 57,137.8488392 lbf/ft2 | 59,254.0654629 lbf/ft2 | 61,370.2820865 lbf/ft2 | 63,486.4987102 lbf/ft2 | 65,602.7153339 lbf/ft2 | 67,718.9319576 lbf/ft2 | 69,835.1485812 lbf/ft2 | 71,951.3652049 lbf/ft2 | 74,067.5818286 lbf/ft2 | 76,183.7984523 lbf/ft2 | 78,300.0150759 lbf/ft2 | 80,416.2316996 lbf/ft2 | 82,532.4483233 lbf/ft2 | 84,648.6649470 lbf/ft2 | 86,764.8815706 lbf/ft2 | 88,881.0981943 lbf/ft2 | 90,997.3148180 lbf/ft2 | 93,113.5314417 lbf/ft2 | 95,229.7480653 lbf/ft2 | 97,345.9646890 lbf/ft2 | 99,462.1813127 lbf/ft2 | 101,578.3979364 lbf/ft2 | 103,694.6145600 lbf/ft2 | 105,810.8311837 lbf/ft2 | 107,927.0478074 lbf/ft2 | 110,043.2644310 lbf/ft2 | 112,159.4810547 lbf/ft2 | 114,275.6976784 lbf/ft2 | 116,391.9143021 lbf/ft2 | 118,508.1309257 lbf/ft2 | 120,624.3475494 lbf/ft2 | 122,740.5641731 lbf/ft2 | 124,856.7807968 lbf/ft2 | 126,972.9974204 lbf/ft2 | 129,089.2140441 lbf/ft2 | 131,205.4306678 lbf/ft2 | 133,321.6472915 lbf/ft2 | 135,437.8639151 lbf/ft2 | 137,554.0805388 lbf/ft2 | 139,670.2971625 lbf/ft2 | 141,786.5137862 lbf/ft2 | 143,902.7304098 lbf/ft2 | 146,018.9470335 lbf/ft2 | 148,135.1636572 lbf/ft2 | 150,251.3802809 lbf/ft2 | 152,367.5969045 lbf/ft2 | 154,483.8135282 lbf/ft2 | 156,600.0301519 lbf/ft2 | 158,716.2467756 lbf/ft2 | 160,832.4633992 lbf/ft2 | 162,948.6800229 lbf/ft2 | 165,064.8966466 lbf/ft2 | 167,181.1132702 lbf/ft2 | 169,297.3298939 lbf/ft2 | 171,413.5465176 lbf/ft2 | 173,529.7631413 lbf/ft2 | 175,645.9797649 lbf/ft2 | 177,762.1963886 lbf/ft2 | 179,878.4130123 lbf/ft2 | 181,994.6296360 lbf/ft2 | 184,110.8462596 lbf/ft2 | 186,227.0628833 lbf/ft2 | 188,343.2795070 lbf/ft2 | 190,459.4961307 lbf/ft2 | 192,575.7127543 lbf/ft2 | 194,691.929378 lbf/ft2 | 196,808.1460017 lbf/ft2 | 198,924.3626254 lbf/ft2 | 201,040.5792490 lbf/ft2 | 203,156.7958727 lbf/ft2 | 205,273.0124964 lbf/ft2 | 207,389.2291201 lbf/ft2 | 209,505.4457437 lbf/ft2 | 211,621.6623674 lbf/ft2 |
The standard atmosphere (symbol: atm) is a unit of pressure defined as 101325 Pa (1.01325 bar). It is sometimes used as a reference or standard pressure.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
atmosphere | atm | ≡ 101325 Pa | Metric system SI |
atmospheres | pound per (square foot) | atmospheres | pound per (square foot) |
---|---|---|---|
1 | ≈ 2116.2166236739 | 6 | ≈ 12697.299742044 |
2 | ≈ 4232.4332473479 | 7 | ≈ 14813.516365718 |
3 | ≈ 6348.6498710218 | 8 | ≈ 16929.732989391 |
4 | ≈ 8464.8664946957 | 9 | ≈ 19045.949613065 |
5 | ≈ 10581.08311837 | 10 | ≈ 21162.166236739 |
A pound force per (square foot) is the unit of pressure.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
pound per (square foot) | lbf/ft2 | ≡ 1 pound × ɡ0 / 1 sq ft | ≈ 47.88026 Pa | Imperial/US |
pound per (square foot) | atmospheres | pound per (square foot) | atmospheres |
---|---|---|---|
1 | ≈ 0.00047254141604082 | 6 | ≈ 0.0028352484962449 |
2 | ≈ 0.00094508283208164 | 7 | ≈ 0.0033077899122857 |
3 | ≈ 0.0014176242481225 | 8 | ≈ 0.0037803313283265 |
4 | ≈ 0.0018901656641633 | 9 | ≈ 0.0042528727443674 |
5 | ≈ 0.0023627070802041 | 10 | ≈ 0.0047254141604082 |
atmospheres | pound per (square foot) |
---|---|
1 | ≈ 2,116.2166237 |
0.0004725 | ≈ 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 …) |