The long ton, also known as the imperial ton, displacement ton, or British ton, is a measurement unit equal to <!-- -->2,240 pounds (1,016.0 kg). It is the name for the unit called the "ton" in the avoirdupois system of weights or Imperial system of measurements. It was standardised in the 13th century. It is used in the United States for bulk commodities.
It is not to be confused with the short ton, a unit of weight equal to used in the United States, and Canada before metrication, also referred to simply as a "ton".
Unit definition
A long ton is defined as exactly 2,240 pounds. The long ton arises from the traditional British measurement system: A long ton is 20 long hundredweight (cwt), each of which is 8 stone Thus, a long ton is
Unit equivalences
A long ton, also called the weight ton (W/T), The measure used since then is the tonne, equal to 1,000 kilograms.
If still used for measurement, then the word "ton" is taken to refer to an imperial or long ton.
United States
In the United States, the long ton is commonly used in measuring the displacement of ships and the shipping of baled commodities
The long ton is traditionally used as the unit of weight in international contracts for many bulk goods and commodities.
See also
- Short ton, equal to .
- Ton
- Tonnage, volume measurement used in maritime shipping, originally based on .
- Tonne, also known as a metric ton (t), equal to or 1 Mg.