Long ton, also known as the imperial ton or weight ton, is the name for the unit called the ton in the avoirdupois or Imperial system of measurements standardized in the thirteenth century that is used in the United Kingdom and several other Commonwealth countries alongside the French metrication invented in 1799.
Long ton is a measurement unit of weight in the Imperial (British) system of measurements. A traditional ton is a measure of weight equal to twenty (20) hundredweight. Therefore, the British long ton is equal 20 hundredweight × 112 pounds = 2 240 pounds, and the short ton in the United States and Canada is equal to 20 hundredweight × 100 pounds = 2 000 pounds. ORT? The long ton is the imperial ton or 'weight ton'. It is used in the United Kingdom and several other Commonwealth countries. In their avoirdupois or Imperial system of measurements, it is 2240 lbs. Many other countries use the metric tonne. The United States uses the short ton.  In the United States, a short ton is usually known simply as a ton, without distinguishing it from the tonne (1,000 kilograms or 2,204.62262 pounds), known there as the metric ton, or the long ton (2,240 pounds or 1,016.0469088 kilograms), known there as the Imperial ton. 1 Long ton, 2,240 lb (1,016.0469088 kg). 2  Ton. 3  Tonne, also known as a metric ton (t), equal to 1,000 kg (2,204.6226218 lb) or 1 megagram. 4  Tonnage, volume measurement used in maritime shipping, originally based on 100 cubic feet (2.8316846592 m 3). Definitions (4). 1. General: Measure of weight equal to 2,240 pounds (called long ton) now largely replaced by the metric ton (or tonne) of 1,000 kilograms (2,204.68 pounds) except in the US where the US ton or the short ton of 2,000 pounds is still in use. 2.  Definition. Imperial ton of 2,240 pounds, now largely superseded by the metric ton or tonne of 1,000 kilograms (2,204.68 pounds). A long ton is nearly the weight of one million dollars in new one-dollar notes. Also called gross ton or imperial ton. long ton. Imperial ton of 2,240 pounds, now largely superseded by the metric ton or tonne of 1,000 kilograms (2,204.68 pounds). A long ton is nearly the weight of one million dollars in new one-dollar notes. Long ton, also known as the imperial ton or weight 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 Commonwealth countries alongside the French metrication invented in 1799. The long ton arises from the traditional British measurement system: A long ton is 20 hundredweight, each of which is 8 stone, which is defined as 14 pounds. The British ton is the long ton, which is 2240 pounds, and the U.S. ton is the short ton which is 2000 pounds. Both tons are actually defined in the same way. 1 ton is equal to 20 hundredweight. It is just the definition of the hundredweight that differs between countries. In the U.S. there are 100 pounds in the hundredweight, and in Britain there are 112 pounds in the hundredweight. This causes the actual weight of the ton to differ between countries. To distinguish between the two tons, the smaller U.S. ton is called short, while the larger British ton is called long. ›› Definition: Long ton. A long ton (sometimes known as a gross ton or weight ton) is the name used in the US for the unit called the ton in the avoirdupois or Imperial system of measurements, as used (alongside the metric system) in the United Kingdom and several other Commonwealth countries. 
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what is a long ton