butt | 1 butt | 2 butt | 3 butt | 4 butt | 5 butt | 6 butt | 7 butt | 8 butt | 9 butt | 10 butt | 11 butt | 12 butt | 13 butt | 14 butt | 15 butt | 16 butt | 17 butt | 18 butt | 19 butt | 20 butt | 21 butt | 22 butt | 23 butt | 24 butt | 25 butt | 26 butt | 27 butt | 28 butt | 29 butt | 30 butt | 31 butt | 32 butt | 33 butt | 34 butt | 35 butt | 36 butt | 37 butt | 38 butt | 39 butt | 40 butt | 41 butt | 42 butt | 43 butt | 44 butt | 45 butt | 46 butt | 47 butt | 48 butt | 49 butt | 50 butt | 51 butt | 52 butt | 53 butt | 54 butt | 55 butt | 56 butt | 57 butt | 58 butt | 59 butt | 60 butt | 61 butt | 62 butt | 63 butt | 64 butt | 65 butt | 66 butt | 67 butt | 68 butt | 69 butt | 70 butt | 71 butt | 72 butt | 73 butt | 74 butt | 75 butt | 76 butt | 77 butt | 78 butt | 79 butt | 80 butt | 81 butt | 82 butt | 83 butt | 84 butt | 85 butt | 86 butt | 87 butt | 88 butt | 89 butt | 90 butt | 91 butt | 92 butt | 93 butt | 94 butt | 95 butt | 96 butt | 97 butt | 98 butt | 99 butt | 100 butt |
US liquid gallon | 126 US gal lqd | 252 US gal lqd | 378 US gal lqd | 504 US gal lqd | 630 US gal lqd | 756 US gal lqd | 882 US gal lqd | 1 008 US gal lqd | 1 134 US gal lqd | 1 260 US gal lqd | 1 386 US gal lqd | 1 512 US gal lqd | 1 638 US gal lqd | 1 764 US gal lqd | 1 890 US gal lqd | 2 016 US gal lqd | 2 142 US gal lqd | 2 268 US gal lqd | 2 394 US gal lqd | 2 520 US gal lqd | 2 646 US gal lqd | 2 772 US gal lqd | 2 898 US gal lqd | 3 024 US gal lqd | 3 150 US gal lqd | 3 276 US gal lqd | 3 402 US gal lqd | 3 528 US gal lqd | 3 654 US gal lqd | 3 780 US gal lqd | 3 906 US gal lqd | 4 032 US gal lqd | 4 158 US gal lqd | 4 284 US gal lqd | 4 410 US gal lqd | 4 536 US gal lqd | 4 662 US gal lqd | 4 788 US gal lqd | 4 914 US gal lqd | 5 040 US gal lqd | 5 166 US gal lqd | 5 292 US gal lqd | 5 418 US gal lqd | 5 544 US gal lqd | 5 670 US gal lqd | 5 796 US gal lqd | 5 922 US gal lqd | 6 048 US gal lqd | 6 174 US gal lqd | 6 300 US gal lqd | 6 426 US gal lqd | 6 552 US gal lqd | 6 678 US gal lqd | 6 804 US gal lqd | 6 930 US gal lqd | 7 056 US gal lqd | 7 182 US gal lqd | 7 308 US gal lqd | 7 434 US gal lqd | 7 560 US gal lqd | 7 686 US gal lqd | 7 812 US gal lqd | 7 938 US gal lqd | 8 064 US gal lqd | 8 190 US gal lqd | 8 316 US gal lqd | 8 442 US gal lqd | 8 568 US gal lqd | 8 694 US gal lqd | 8 820 US gal lqd | 8 946 US gal lqd | 9 072 US gal lqd | 9 198 US gal lqd | 9 324 US gal lqd | 9 450 US gal lqd | 9 576 US gal lqd | 9 702 US gal lqd | 9 828 US gal lqd | 9 954 US gal lqd | 10 080 US gal lqd | 10 206 US gal lqd | 10 332 US gal lqd | 10 458 US gal lqd | 10 584 US gal lqd | 10 710 US gal lqd | 10 836 US gal lqd | 10 962 US gal lqd | 11 088 US gal lqd | 11 214 US gal lqd | 11 340 US gal lqd | 11 466 US gal lqd | 11 592 US gal lqd | 11 718 US gal lqd | 11 844 US gal lqd | 11 970 US gal lqd | 12 096 US gal lqd | 12 222 US gal lqd | 12 348 US gal lqd | 12 474 US gal lqd | 12 600 US gal lqd |
The butt was a measure of liquid volume equalling two hogsheads. This equated to 108 imperial gallons (490 l) for ale or 126 imperial gallons (570 l) for wine (also known as a pipe).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
butt | ≡ 126 gal (wine) | = 0.476961884784 m3 | Imperial/US |
butts | US liquid gallons | butts | US liquid gallons |
---|---|---|---|
1 | = 126 | 6 | = 756 |
2 | = 252 | 7 | = 882 |
3 | = 378 | 8 | = 1008 |
4 | = 504 | 9 | = 1134 |
5 | = 630 | 10 | = 1260 |
The US gallon is legally defined as 231 cubic inches, which is exactly 3.785411784 liters. A US liquid gallon of water weighs about 8.34 pounds or 3.78 kilograms at 62 °F (17 °C), making it about 16.6% lighter than the imperial gallon. There are four quarts in a gallon, two pints in a quart and 16 US fluid ounces in a US pint, which makes the US fluid ounce equal to 1⁄128 of a US gallon. In order to overcome the effects of expansion and contraction with temperature when using a gallon to specify a quantity of material for purposes of trade, it is common to define the temperature at which the material will occupy the specified volume. For example, the volume of petroleum products and alcoholic beverages are both referenced to 60 °F (16 °C) in government regulations.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
US liquid gallon | US gal lqd | ≡ 231 cu in | ≡ 3.785411784×10−3 m3 | Imperial/US |
US liquid gallons | butts | US liquid gallons | butts |
---|---|---|---|
1 | = 0.0079365079365079 | 6 | = 0.047619047619048 |
2 | = 0.015873015873016 | 7 | = 0.055555555555556 |
3 | = 0.023809523809524 | 8 | = 0.063492063492064 |
4 | = 0.031746031746032 | 9 | = 0.071428571428571 |
5 | = 0.03968253968254 | 10 | = 0.079365079365079 |
butts | US liquid gallons |
---|---|
1 | = 126 |
0.0079365 | = 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 …) |