poundal per (square foot) | 1 pdl/sq ft | 2 pdl/sq ft | 3 pdl/sq ft | 4 pdl/sq ft | 5 pdl/sq ft | 6 pdl/sq ft | 7 pdl/sq ft | 8 pdl/sq ft | 9 pdl/sq ft | 10 pdl/sq ft | 11 pdl/sq ft | 12 pdl/sq ft | 13 pdl/sq ft | 14 pdl/sq ft | 15 pdl/sq ft | 16 pdl/sq ft | 17 pdl/sq ft | 18 pdl/sq ft | 19 pdl/sq ft | 20 pdl/sq ft | 21 pdl/sq ft | 22 pdl/sq ft | 23 pdl/sq ft | 24 pdl/sq ft | 25 pdl/sq ft | 26 pdl/sq ft | 27 pdl/sq ft | 28 pdl/sq ft | 29 pdl/sq ft | 30 pdl/sq ft | 31 pdl/sq ft | 32 pdl/sq ft | 33 pdl/sq ft | 34 pdl/sq ft | 35 pdl/sq ft | 36 pdl/sq ft | 37 pdl/sq ft | 38 pdl/sq ft | 39 pdl/sq ft | 40 pdl/sq ft | 41 pdl/sq ft | 42 pdl/sq ft | 43 pdl/sq ft | 44 pdl/sq ft | 45 pdl/sq ft | 46 pdl/sq ft | 47 pdl/sq ft | 48 pdl/sq ft | 49 pdl/sq ft | 50 pdl/sq ft | 51 pdl/sq ft | 52 pdl/sq ft | 53 pdl/sq ft | 54 pdl/sq ft | 55 pdl/sq ft | 56 pdl/sq ft | 57 pdl/sq ft | 58 pdl/sq ft | 59 pdl/sq ft | 60 pdl/sq ft | 61 pdl/sq ft | 62 pdl/sq ft | 63 pdl/sq ft | 64 pdl/sq ft | 65 pdl/sq ft | 66 pdl/sq ft | 67 pdl/sq ft | 68 pdl/sq ft | 69 pdl/sq ft | 70 pdl/sq ft | 71 pdl/sq ft | 72 pdl/sq ft | 73 pdl/sq ft | 74 pdl/sq ft | 75 pdl/sq ft | 76 pdl/sq ft | 77 pdl/sq ft | 78 pdl/sq ft | 79 pdl/sq ft | 80 pdl/sq ft | 81 pdl/sq ft | 82 pdl/sq ft | 83 pdl/sq ft | 84 pdl/sq ft | 85 pdl/sq ft | 86 pdl/sq ft | 87 pdl/sq ft | 88 pdl/sq ft | 89 pdl/sq ft | 90 pdl/sq ft | 91 pdl/sq ft | 92 pdl/sq ft | 93 pdl/sq ft | 94 pdl/sq ft | 95 pdl/sq ft | 96 pdl/sq ft | 97 pdl/sq ft | 98 pdl/sq ft | 99 pdl/sq ft | 100 pdl/sq ft |
centimeter of water (4 °C) | 0.0151755 cmH2O | 0.0303509 cmH2O | 0.0455264 cmH2O | 0.0607019 cmH2O | 0.0758773 cmH2O | 0.0910528 cmH2O | 0.1062283 cmH2O | 0.1214037 cmH2O | 0.1365792 cmH2O | 0.1517547 cmH2O | 0.1669301 cmH2O | 0.1821056 cmH2O | 0.1972811 cmH2O | 0.2124565 cmH2O | 0.2276320 cmH2O | 0.2428075 cmH2O | 0.2579829 cmH2O | 0.2731584 cmH2O | 0.2883339 cmH2O | 0.3035093 cmH2O | 0.3186848 cmH2O | 0.3338603 cmH2O | 0.3490358 cmH2O | 0.3642112 cmH2O | 0.3793867 cmH2O | 0.3945622 cmH2O | 0.4097376 cmH2O | 0.4249131 cmH2O | 0.4400886 cmH2O | 0.4552640 cmH2O | 0.4704395 cmH2O | 0.4856150 cmH2O | 0.5007904 cmH2O | 0.5159659 cmH2O | 0.5311414 cmH2O | 0.5463168 cmH2O | 0.5614923 cmH2O | 0.5766678 cmH2O | 0.5918432 cmH2O | 0.6070187 cmH2O | 0.6221942 cmH2O | 0.6373696 cmH2O | 0.6525451 cmH2O | 0.6677206 cmH2O | 0.6828960 cmH2O | 0.6980715 cmH2O | 0.7132470 cmH2O | 0.7284224 cmH2O | 0.7435979 cmH2O | 0.7587734 cmH2O | 0.7739488 cmH2O | 0.7891243 cmH2O | 0.8042998 cmH2O | 0.8194752 cmH2O | 0.8346507 cmH2O | 0.8498262 cmH2O | 0.8650016 cmH2O | 0.8801771 cmH2O | 0.8953526 cmH2O | 0.9105280 cmH2O | 0.9257035 cmH2O | 0.9408790 cmH2O | 0.9560544 cmH2O | 0.9712299 cmH2O | 0.9864054 cmH2O | 1.0015808 cmH2O | 1.0167563 cmH2O | 1.0319318 cmH2O | 1.0471073 cmH2O | 1.0622827 cmH2O | 1.0774582 cmH2O | 1.0926337 cmH2O | 1.1078091 cmH2O | 1.1229846 cmH2O | 1.1381601 cmH2O | 1.1533355 cmH2O | 1.1685110 cmH2O | 1.1836865 cmH2O | 1.1988619 cmH2O | 1.2140374 cmH2O | 1.2292129 cmH2O | 1.2443883 cmH2O | 1.2595638 cmH2O | 1.2747393 cmH2O | 1.2899147 cmH2O | 1.3050902 cmH2O | 1.3202657 cmH2O | 1.3354411 cmH2O | 1.3506166 cmH2O | 1.3657921 cmH2O | 1.3809675 cmH2O | 1.3961430 cmH2O | 1.4113185 cmH2O | 1.4264939 cmH2O | 1.4416694 cmH2O | 1.4568449 cmH2O | 1.4720203 cmH2O | 1.4871958 cmH2O | 1.5023713 cmH2O | 1.5175467 cmH2O |
A poundal per (square foot) is the unit of pressure.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
poundal per (square foot) | pdl/sq ft | ≡ 1 pdl/sq ft | ≈ 1.488164 Pa | Imperial/US |
poundal per (square foot) | centimeter of water (4 °C) | poundal per (square foot) | centimeter of water (4 °C) |
---|---|---|---|
1 | ≈ 0.015175467399795 | 6 | ≈ 0.091052804398769 |
2 | ≈ 0.03035093479959 | 7 | ≈ 0.10622827179856 |
3 | ≈ 0.045526402199384 | 8 | ≈ 0.12140373919836 |
4 | ≈ 0.060701869599179 | 9 | ≈ 0.13657920659815 |
5 | ≈ 0.075877336998974 | 10 | ≈ 0.15175467399795 |
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) | poundal per (square foot) | centimeter of water (4 °C) | poundal per (square foot) |
---|---|---|---|
1 | ≈ 65.895828685548 | 6 | ≈ 395.37497211329 |
2 | ≈ 131.7916573711 | 7 | ≈ 461.27080079884 |
3 | ≈ 197.68748605664 | 8 | ≈ 527.16662948438 |
4 | ≈ 263.58331474219 | 9 | ≈ 593.06245816993 |
5 | ≈ 329.47914342774 | 10 | ≈ 658.95828685548 |
poundal per (square foot) | centimeter of water (4 °C) |
---|---|
1 | ≈ 0.0151755 |
65.8958287 | ≈ 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 …) |