pound per (square foot) | 1 lbf/ft2 | 2 lbf/ft2 | 3 lbf/ft2 | 4 lbf/ft2 | 5 lbf/ft2 | 6 lbf/ft2 | 7 lbf/ft2 | 8 lbf/ft2 | 9 lbf/ft2 | 10 lbf/ft2 | 11 lbf/ft2 | 12 lbf/ft2 | 13 lbf/ft2 | 14 lbf/ft2 | 15 lbf/ft2 | 16 lbf/ft2 | 17 lbf/ft2 | 18 lbf/ft2 | 19 lbf/ft2 | 20 lbf/ft2 | 21 lbf/ft2 | 22 lbf/ft2 | 23 lbf/ft2 | 24 lbf/ft2 | 25 lbf/ft2 | 26 lbf/ft2 | 27 lbf/ft2 | 28 lbf/ft2 | 29 lbf/ft2 | 30 lbf/ft2 | 31 lbf/ft2 | 32 lbf/ft2 | 33 lbf/ft2 | 34 lbf/ft2 | 35 lbf/ft2 | 36 lbf/ft2 | 37 lbf/ft2 | 38 lbf/ft2 | 39 lbf/ft2 | 40 lbf/ft2 | 41 lbf/ft2 | 42 lbf/ft2 | 43 lbf/ft2 | 44 lbf/ft2 | 45 lbf/ft2 | 46 lbf/ft2 | 47 lbf/ft2 | 48 lbf/ft2 | 49 lbf/ft2 | 50 lbf/ft2 | 51 lbf/ft2 | 52 lbf/ft2 | 53 lbf/ft2 | 54 lbf/ft2 | 55 lbf/ft2 | 56 lbf/ft2 | 57 lbf/ft2 | 58 lbf/ft2 | 59 lbf/ft2 | 60 lbf/ft2 | 61 lbf/ft2 | 62 lbf/ft2 | 63 lbf/ft2 | 64 lbf/ft2 | 65 lbf/ft2 | 66 lbf/ft2 | 67 lbf/ft2 | 68 lbf/ft2 | 69 lbf/ft2 | 70 lbf/ft2 | 71 lbf/ft2 | 72 lbf/ft2 | 73 lbf/ft2 | 74 lbf/ft2 | 75 lbf/ft2 | 76 lbf/ft2 | 77 lbf/ft2 | 78 lbf/ft2 | 79 lbf/ft2 | 80 lbf/ft2 | 81 lbf/ft2 | 82 lbf/ft2 | 83 lbf/ft2 | 84 lbf/ft2 | 85 lbf/ft2 | 86 lbf/ft2 | 87 lbf/ft2 | 88 lbf/ft2 | 89 lbf/ft2 | 90 lbf/ft2 | 91 lbf/ft2 | 92 lbf/ft2 | 93 lbf/ft2 | 94 lbf/ft2 | 95 lbf/ft2 | 96 lbf/ft2 | 97 lbf/ft2 | 98 lbf/ft2 | 99 lbf/ft2 | 100 lbf/ft2 |
centimeter of water (4 °C) | 0.4882562 cmH2O | 0.9765124 cmH2O | 1.4647686 cmH2O | 1.9530248 cmH2O | 2.4412810 cmH2O | 2.9295372 cmH2O | 3.4177934 cmH2O | 3.9060497 cmH2O | 4.3943059 cmH2O | 4.8825621 cmH2O | 5.3708183 cmH2O | 5.8590745 cmH2O | 6.3473307 cmH2O | 6.8355869 cmH2O | 7.3238431 cmH2O | 7.8120993 cmH2O | 8.3003555 cmH2O | 8.7886117 cmH2O | 9.2768679 cmH2O | 9.7651241 cmH2O | 10.2533803 cmH2O | 10.7416365 cmH2O | 11.2298927 cmH2O | 11.7181490 cmH2O | 12.2064052 cmH2O | 12.6946614 cmH2O | 13.1829176 cmH2O | 13.6711738 cmH2O | 14.1594300 cmH2O | 14.6476862 cmH2O | 15.1359424 cmH2O | 15.6241986 cmH2O | 16.1124548 cmH2O | 16.6007110 cmH2O | 17.0889672 cmH2O | 17.5772234 cmH2O | 18.0654796 cmH2O | 18.5537358 cmH2O | 19.0419921 cmH2O | 19.5302483 cmH2O | 20.0185045 cmH2O | 20.5067607 cmH2O | 20.9950169 cmH2O | 21.4832731 cmH2O | 21.9715293 cmH2O | 22.4597855 cmH2O | 22.9480417 cmH2O | 23.4362979 cmH2O | 23.9245541 cmH2O | 24.4128103 cmH2O | 24.9010665 cmH2O | 25.3893227 cmH2O | 25.8775789 cmH2O | 26.3658351 cmH2O | 26.8540914 cmH2O | 27.3423476 cmH2O | 27.8306038 cmH2O | 28.3188600 cmH2O | 28.8071162 cmH2O | 29.2953724 cmH2O | 29.7836286 cmH2O | 30.2718848 cmH2O | 30.7601410 cmH2O | 31.2483972 cmH2O | 31.7366534 cmH2O | 32.2249096 cmH2O | 32.7131658 cmH2O | 33.2014220 cmH2O | 33.6896782 cmH2O | 34.1779345 cmH2O | 34.6661907 cmH2O | 35.1544469 cmH2O | 35.6427031 cmH2O | 36.1309593 cmH2O | 36.6192155 cmH2O | 37.1074717 cmH2O | 37.5957279 cmH2O | 38.0839841 cmH2O | 38.5722403 cmH2O | 39.0604965 cmH2O | 39.5487527 cmH2O | 40.0370089 cmH2O | 40.5252651 cmH2O | 41.0135213 cmH2O | 41.5017776 cmH2O | 41.9900338 cmH2O | 42.4782900 cmH2O | 42.9665462 cmH2O | 43.4548024 cmH2O | 43.9430586 cmH2O | 44.4313148 cmH2O | 44.9195710 cmH2O | 45.4078272 cmH2O | 45.8960834 cmH2O | 46.3843396 cmH2O | 46.8725958 cmH2O | 47.3608520 cmH2O | 47.8491082 cmH2O | 48.3373644 cmH2O | 48.8256206 cmH2O |
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) | centimeter of water (4 °C) | pound per (square foot) | centimeter of water (4 °C) |
---|---|---|---|
1 | ≈ 0.48825620647309 | 6 | ≈ 2.9295372388385 |
2 | ≈ 0.97651241294618 | 7 | ≈ 3.4177934453116 |
3 | ≈ 1.4647686194193 | 8 | ≈ 3.9060496517847 |
4 | ≈ 1.9530248258924 | 9 | ≈ 4.3943058582578 |
5 | ≈ 2.4412810323655 | 10 | ≈ 4.8825620647309 |
A centimetre of water (US spelling centimeter of water, abbreviated cm H2O or cm H2O) is a less commonly used unit of pressure derived from pressure head calculations using metrology.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
centimeter of water (4 °C) | cmH2O | ≈ 999.972 kg/m3 × 1 cm × ɡ0 | ≈ 98.0638 Pa | Metric system SI |
centimeter of water (4 °C) | pound per (square foot) | centimeter of water (4 °C) | pound per (square foot) |
---|---|---|---|
1 | ≈ 2.0481050455528 | 6 | ≈ 12.288630273317 |
2 | ≈ 4.0962100911056 | 7 | ≈ 14.33673531887 |
3 | ≈ 6.1443151366584 | 8 | ≈ 16.384840364422 |
4 | ≈ 8.1924201822111 | 9 | ≈ 18.432945409975 |
5 | ≈ 10.240525227764 | 10 | ≈ 20.481050455528 |
pound per (square foot) | centimeter of water (4 °C) |
---|---|
1 | ≈ 0.4882562 |
2.0481050 | ≈ 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 …) |