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  2. Short ton - Wikipedia

    en.wikipedia.org/wiki/Short_ton

    The short ton (abbreviation tn[ 1 ]) is a measurement unit equal to 2,000 pounds (907.18 kg). It is commonly used in the United States, where it is known simply as a ton;[ 1 ] however, the term is ambiguous, the single word " ton " being variously used for short, long, and metric tons. The various tons are defined as units of mass. [ 2 ]

  3. English Engineering Units - Wikipedia

    en.wikipedia.org/wiki/English_Engineering_Units

    absolute temperature. degree Rankine (°R) kelvin (K) 5 / 9 ⁠ K. Units for other physical quantities are derived from this set as needed. In English Engineering Units, the pound-mass and the pound-force are distinct base units, and Newton's Second Law of Motion takes the form where is the acceleration in ft/s 2 and g c = 32.174 lb·ft/ (lbf·s2).

  4. Comparison of the imperial and US customary measurement ...

    en.wikipedia.org/wiki/Comparison_of_the_imperial...

    The imperial system has a hundredweight, defined as eight stone of 14 lb each, or 112 lb (50.80234544kg), whereas a US hundredweight is 100 lb (45.359237kg). In both systems, 20 hundredweights make a ton. In the US, the terms long ton (2240 lb, 1016.0469088kg) and short ton (2000 lb; 907.18474kg) are used. The metric ton is the name used for ...

  5. Ton - Wikipedia

    en.wikipedia.org/wiki/Ton

    Ton is any of several units of measure of mass, volume or force. It has a long history and has acquired several meanings and uses. As a unit of mass, ton can mean: the long ton, which is 2,240 pounds (1,016.0 kilograms) the short ton, which is 2,000 pounds (907.2 kilograms) the tonne, also called the metric ton, which is 1,000 kilograms (about ...

  6. Units of measurement in transportation - Wikipedia

    en.wikipedia.org/wiki/Units_of_measurement_in...

    kilometre (km) or kilometer is a metric unit used, outside the US, to measure the length of a journey; the international statute mile (mi) is used in the US; 1 mi = 1.609344 km. nautical mile is rarely used to derive units of transportation quantity.

  7. Ton-force - Wikipedia

    en.wikipedia.org/wiki/Ton-force

    A ton-force is one of various units of force defined as the weight of one ton due to standard ... ≈ 2 204.623 pounds-force (lbf) ... one short ton-force = 2 000 lbf

  8. Avoirdupois - Wikipedia

    en.wikipedia.org/wiki/Avoirdupois

    Finely crafted pan balance or scales with boxed set of standardized gram weights sequenced in units of mass. Such scales are used to make the most accurate of fine measurements, such as in the needs of empirical chemistry. Avoirdupois (/ ˌævərdəˈpɔɪz, ˌævwɑːrdjuːˈpwɑː /; [ 1 ] abbreviated avdp.) [ 2 ] is a measurement system of ...

  9. Long ton - Wikipedia

    en.wikipedia.org/wiki/Long_ton

    1.12 short tons (exactly) The long ton, [ 1 ] also known as the imperial ton or displacement ton, [ 1 ][ 2 ] 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.