Long ton, also known as the imperial ton or displacement ton is the name for the unit called the "ton" in the avoirdupois or Imperial system of measurements standardised in the thirteenth century that is used in the United Kingdom and several other British Commonwealth of Nations countries alongside the mass-based metric tonne defined in 1799.
| Definition | Relation to SI units |
|---|---|
≡ 2240 lb |
| troy pound | petagram | short hundredweight | milligram | tonne | yottagram | stone | femtogram |
|---|---|---|---|---|---|---|---|
| 1 | 3.732417216 × 10-13 | 0.0082286 | 373,241.7216 | 0.0003732 | 3.732417216 × 10-22 | 0.0587755 | 3.732417216 × 1017 |
| 2 679 228 880 719 | 1 | 22,046,226,218.488 | 1.0 × 1018 | 1 000 000 000 | 1.0 × 10-9 | 157,473,044,417.77 | 1.0 × 1030 |
| 121.5277778 | 4.5359237 × 10-11 | 1 | 45 359 237 | 0.0453592 | 4.5359237 × 10-20 | 7.1428571 | 4.5359237 × 1019 |
| 2.679228880719 × 10-6 | 1.0 × 10-18 | 2.2046226218488 × 10-8 | 1 | 1.0 × 10-9 | 1.0 × 10-27 | 1.5747304441777 × 10-7 | 1 000 000 000 000 |
| 2,679.2288807 | 1.0 × 10-9 | 22.0462262 | 1 000 000 000 | 1 | 1.0 × 10-18 | 157.4730444 | 1.0 × 1021 |
| 2.679228880719 × 1021 | 1 000 000 000 | 2.2046226218488 × 1019 | 1.0 × 1027 | 1.0 × 1018 | 1 | 1.5747304441777 × 1020 | 1.0 × 1039 |
| 17.0138889 | 6.35029318 × 10-12 | 0.14 | 6,350,293.18 | 0.0063503 | 6.35029318 × 10-21 | 1 | 6.35029318 × 1018 |
| 2.679228880719 × 10-18 | 1.0 × 10-30 | 2.2046226218488 × 10-20 | 1.0 × 10-12 | 1.0 × 10-21 | 1.0 × 10-39 | 1.5747304441777 × 10-19 | 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 …) |
| 1 long tons | = 1016.04691 kilograms |
| 2.5 long tons | = 2540.117275 kilograms |
| 4 long tons | = 4064.18764 kilograms |
| 5.5 long tons | = 5588.258005 kilograms |
| 7 long tons | = 7112.32837 kilograms |
| 8.5 long tons | = 8636.398735 kilograms |
| 10 long tons | = 10160.4691 kilograms |