Tons

There are several similar units of mass or volume called the ton:

Full name(s)	Common name	Quantity	Notes
long ton,[4] weight ton, gross ton	"ton" (UK)	2,240 lb (1,016.047 kg)	Used in countries such as the United Kingdom that formerly used the Imperial system
short ton,[5] net ton	"ton" (US)	2,000 lb (907.1847 kg)	Used in North America
tonne[6]	"metric ton" (mainly US)	1,000 kg (2,204.623 lb)	Defined in the International System of Units. In the UK, Canada, Australia, and other areas that had used the Imperial system, the tonne is the form of ton legal in trade. Less than 2% different from the long ton.
ton shortweight		2240 lb	Used in the iron industry in the 17th and 18th centuries.
ton longweight		2400 lb	Used in the iron industry in the 17th and 18th centuries.

The tonne (unit symbol t) or metric ton (U.S.),^[1] often written pleonastically as metric tonne, is a unit of mass equal to 1,000 kg (2,204.62 lb) (10³ kilograms) which is almost exactly the mass of one cubic metre of water at four degrees Celsius. It is sometimes abbreviated to mt in the United States,^[2] although this conflicts with other SI symbols.
 

Tabla de referencia rapida

Toneladas Kilogramos 1 1000 2 2000 3 3000 4 4000 5 5000 6 6000 7 7000 8 8000 9 9000 10 10000 15 15000 20 20000 25 25000 30 30000 35 35000 40 40000 45 45000 50 50000 60 60000 70 70000 80 80000 90 90000 100 100000 150 150000 200 200000 250 250000 500 500000 1000 1000000

Kilogramos Toneladas 1000 1 2000 2 3000 3 4000 4 5000 5 6000 6 7000 7 8000 8 9000 9 10000 10 15000 15 20000 20 25000 25 30000 30 35000 35 40000 40 45000 45 50000 50 60000 60 70000 70 80000 80 90000 90 100000 100 150000 150 200000 200 250000 250 500000 500 1000000 1000