board foot | 1 fbm | 2 fbm | 3 fbm | 4 fbm | 5 fbm | 6 fbm | 7 fbm | 8 fbm | 9 fbm | 10 fbm | 11 fbm | 12 fbm | 13 fbm | 14 fbm | 15 fbm | 16 fbm | 17 fbm | 18 fbm | 19 fbm | 20 fbm | 21 fbm | 22 fbm | 23 fbm | 24 fbm | 25 fbm | 26 fbm | 27 fbm | 28 fbm | 29 fbm | 30 fbm | 31 fbm | 32 fbm | 33 fbm | 34 fbm | 35 fbm | 36 fbm | 37 fbm | 38 fbm | 39 fbm | 40 fbm | 41 fbm | 42 fbm | 43 fbm | 44 fbm | 45 fbm | 46 fbm | 47 fbm | 48 fbm | 49 fbm | 50 fbm | 51 fbm | 52 fbm | 53 fbm | 54 fbm | 55 fbm | 56 fbm | 57 fbm | 58 fbm | 59 fbm | 60 fbm | 61 fbm | 62 fbm | 63 fbm | 64 fbm | 65 fbm | 66 fbm | 67 fbm | 68 fbm | 69 fbm | 70 fbm | 71 fbm | 72 fbm | 73 fbm | 74 fbm | 75 fbm | 76 fbm | 77 fbm | 78 fbm | 79 fbm | 80 fbm | 81 fbm | 82 fbm | 83 fbm | 84 fbm | 85 fbm | 86 fbm | 87 fbm | 88 fbm | 89 fbm | 90 fbm | 91 fbm | 92 fbm | 93 fbm | 94 fbm | 95 fbm | 96 fbm | 97 fbm | 98 fbm | 99 fbm | 100 fbm |
fluid barrel | 0.0204080 fl bl | 0.0408159 fl bl | 0.0612239 fl bl | 0.0816319 fl bl | 0.1020399 fl bl | 0.1224478 fl bl | 0.1428558 fl bl | 0.1632638 fl bl | 0.1836718 fl bl | 0.2040797 fl bl | 0.2244877 fl bl | 0.2448957 fl bl | 0.2653037 fl bl | 0.2857116 fl bl | 0.3061196 fl bl | 0.3265276 fl bl | 0.3469355 fl bl | 0.3673435 fl bl | 0.3877515 fl bl | 0.4081595 fl bl | 0.4285674 fl bl | 0.4489754 fl bl | 0.4693834 fl bl | 0.4897914 fl bl | 0.5101993 fl bl | 0.5306073 fl bl | 0.5510153 fl bl | 0.5714233 fl bl | 0.5918312 fl bl | 0.6122392 fl bl | 0.6326472 fl bl | 0.6530552 fl bl | 0.6734631 fl bl | 0.6938711 fl bl | 0.7142791 fl bl | 0.7346870 fl bl | 0.7550950 fl bl | 0.7755030 fl bl | 0.7959110 fl bl | 0.8163189 fl bl | 0.8367269 fl bl | 0.8571349 fl bl | 0.8775429 fl bl | 0.8979508 fl bl | 0.9183588 fl bl | 0.9387668 fl bl | 0.9591748 fl bl | 0.9795827 fl bl | 0.9999907 fl bl | 1.0203987 fl bl | 1.0408066 fl bl | 1.0612146 fl bl | 1.0816226 fl bl | 1.1020306 fl bl | 1.1224385 fl bl | 1.1428465 fl bl | 1.1632545 fl bl | 1.1836625 fl bl | 1.2040704 fl bl | 1.2244784 fl bl | 1.2448864 fl bl | 1.2652944 fl bl | 1.2857023 fl bl | 1.3061103 fl bl | 1.3265183 fl bl | 1.3469262 fl bl | 1.3673342 fl bl | 1.3877422 fl bl | 1.4081502 fl bl | 1.4285581 fl bl | 1.4489661 fl bl | 1.4693741 fl bl | 1.4897821 fl bl | 1.5101900 fl bl | 1.5305980 fl bl | 1.5510060 fl bl | 1.5714140 fl bl | 1.5918219 fl bl | 1.6122299 fl bl | 1.6326379 fl bl | 1.6530459 fl bl | 1.6734538 fl bl | 1.6938618 fl bl | 1.7142698 fl bl | 1.7346777 fl bl | 1.7550857 fl bl | 1.7754937 fl bl | 1.7959017 fl bl | 1.8163096 fl bl | 1.8367176 fl bl | 1.8571256 fl bl | 1.8775336 fl bl | 1.8979415 fl bl | 1.9183495 fl bl | 1.9387575 fl bl | 1.9591655 fl bl | 1.9795734 fl bl | 1.9999814 fl bl | 2.0203894 fl bl | 2.0407973 fl bl |
The board-foot is a specialized unit of measure for the volume of lumber in the United States and Canada. It is the volume of a one-foot length of a board one foot wide and one inch thick.
Board-foot can be abbreviated FBM (for "foot, board measure"), BDFT, or BF. Thousand board-feet can be abbreviated as MFBM, MBFT, or MBF. Similarly, million board-feet can be abbreviated as MMFBM, MMBFT, or MMBF.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
board foot | fbm | ≡ 144 cu in | ≡ 2.359737216×10−3 m3 | Imperial/US |
board feet | fluid barrels | board feet | fluid barrels |
---|---|---|---|
1 | = 0.020407973459005 | 6 | = 0.12244784075403 |
2 | = 0.040815946918011 | 7 | = 0.14285581421304 |
3 | = 0.061223920377016 | 8 | = 0.16326378767204 |
4 | = 0.081631893836021 | 9 | = 0.18367176113105 |
5 | = 0.10203986729503 | 10 | = 0.20407973459005 |
A barrel is one of several units of volume applied in various contexts; there are dry barrels, fluid barrels (such as the UK beer barrel and US beer barrel), oil barrels and so on. For historical reasons the volumes of some barrel units are roughly double the volumes of others; volumes in common usage range from about 100 to 200 litres (22 to 44 imp gal; 26 to 53 US gal).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
fluid barrel | fl bl | ≡ 31 1⁄2 gal (US) | = 0.119240471196 m3 | Imperial/US |
fluid barrels | board feet | fluid barrels | board feet |
---|---|---|---|
1 | = 49.000455729167 | 6 | = 294.002734375 |
2 | = 98.000911458333 | 7 | = 343.00319010417 |
3 | = 147.0013671875 | 8 | = 392.00364583333 |
4 | = 196.00182291667 | 9 | = 441.0041015625 |
5 | = 245.00227864583 | 10 | = 490.00455729167 |
board feet | fluid barrels |
---|---|
1 | = 0.0204080 |
49.0004557 | = 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 …) |