Convert Pound to Tonne
Pound
The pound (lb) is a unit of mass or weight in both the imperial system and the U.S. customary system. It is defined as exactly 0.45359237 kilograms in the International System of Units (SI), ensuring consistency across different systems. It is commonly used to measure body weight, food quantities, and in industries like shipping.
The pound has its origins in ancient Rome, where it was known as the libra, a unit of weight equivalent to around 327 grams. The term pound comes from the Latin word "libra", which was used to refer to both the Roman pound and the unit of weight for trade. Over time, the pound evolved through various forms, including the Avoirdupois pound used in medieval England, which was based on a system of 16 ounces. The Avoirdupois pound became the standard for most goods in the U.S. and Britain by the 14th century and was later standardized internationally, with its value fixed to the kilogram in the 20th century.
Tonne
The tonne (t) is a unit of mass equal to 1,000 kilograms (1,000 kg) or 1 megagram (1 Mg). It is part of the metric system but is not an SI unit. However, it is accepted for use with the SI due to its widespread application in measuring large masses, such as in industry and transportation.
The tonne was introduced in the 1790s during the creation of the metric system in France. It was established as a convenient way to represent large quantities of mass, aligning with the decimal-based nature of the system. The term "tonne" is derived from the Old French word "tonne", meaning a large cask or barrel, reflecting its use in measuring heavy loads. Over time, it became a standardized unit used globally in fields like shipping, agriculture, and environmental science.
Convert Pound to other weight-converter units
1 Pound = 0.453592 Kilogram
1 Pound = 453.592 Gram
1 Pound = 453592 Milligram
1 Pound = 0.000453592 Metric Ton
1 Pound = 0.0004464286 Long Ton
1 Pound = 0.0005 Short Ton
1 Pound = 1 Pound
1 Pound = 16 Ounce
1 Pound = 2267.96 Carat
1 Pound = 0.08 Stone (US)
1 Pound = 0.0714285714 Stone (UK)
1 Pound = 7000 Grain
1 Pound = 0.0310809502 Slug
1 Pound = 0.0045359237 Quintal
1 Pound = 0.04 Quarter (US)
1 Pound = 0.0357142857 Quarter (UK)
1 Pound = 0.01 Hundredweight (US)
1 Pound = 0.0089285714 Hundredweight (UK)
1 Pound = 15.551736623 Ton (assay) (US)
1 Pound = 13.885480714 Ton (assay) (UK)
1 Pound = 0.0004535924 Tonne
1 Pound = 4.535923699e-7 Kiloton
1 Pound = 2.731612015e+26 Dalton
1 Pound = 0.0462535494 Kilogram-force square second per meter
1 Pound = 0.001 Kilopound