Carats to US Tons Converter

To convert a measurement in carats to us tons, multiply the value by 0.000000220462. The conversion factor comes from the relationship between both units and the kilogram.

For example, to convert 5 ct to us tons: 5 × 0.000000220462 = 0.000001102311 ton.

A carat is a unit of mass for gemstones equal to exactly 200 milligrams (0.2 grams). The carat takes its name from the carob seed, once used as a counterweight for weighing gems. The metric carat of exactly 200 mg was adopted internationally in the early 20th century to standardize the gem trade.

Common uses of carats include: Diamond and gemstone weight; Jewelry pricing and grading; Pearl and precious stone trading; Gemological certification.

A US ton (short ton) is a unit of mass equal to 2,000 pounds or approximately 907.18 kilograms. The short ton is the standard 'ton' in the United States, defined as 2,000 pounds. It is lighter than both the metric tonne (1,000 kg) and the British long ton (2,240 pounds).

Common uses of us tons include: Freight and shipping weights in the US; Air conditioning capacity (tons of cooling); Bulk material sales (gravel, coal, steel) in the US; Vehicle and equipment weight ratings.

Here are some common values converted:

1 ct = 0.000000220462 ton 5 ct = 0.000001102311 ton 10 ct = 0.000002204623 ton 50 ct = 0.000011023113 ton 100 ct = 0.000022046226 ton