gr to t | Grain to Metric Tonne Converter

Grain

The grain or troy grain (symbol: gr) is a unit of mass and it is exactly equal to 64.79891 milligrams. One gram is thus approximately equivalent to 15.43236 grains. The unit formerly used by jewellers to measure pearls, diamonds, and other precious stones, called the jeweller's grain or pearl grain, is equal to 1⁄4 carat (50 mg; 0.77 gr). The grain was also the name of a traditional French unit equal to 53.115 mg. In both British Imperial units and United States customary units, there are precisely 7,000 grains per avoirdupois pound, and 5,760 grains per troy pound or apothecaries' pound.

Metric Tonne

The tonne (symbol: t) is a metric unit of mass equal to 1000 kilograms. It is also referred to as a metric ton to distinguish it from the non-metric units of short ton, and long ton. It is equivalent to approximately 2,204.6 pounds, 1.102 short tons, and 0.984 long tons. The official SI unit is the megagram (symbol: Mg), a less common way to express the same mass.

gr to t | Grains to Metric Tonnes Table