Grain

gr

The grain is one of the oldest units of measurement, originating from the weight of a grain of wheat or barley. Today, it survives primarily in specialized fields like ammunition reloading and gemstone weighing.

Snelle converter

1 gr = g

Regelt weergaveformaat. Zeer kleine of zeer grote getallen worden weergegeven in wetenschappelijke notatie (bijv. 1,5e-6).

Grain (gr)

The grain is one of the oldest units of measurement, originating from the weight of a grain of wheat or barley. Today, it survives primarily in specialized fields like ammunition reloading and gemstone weighing.

Characteristics

  • Imperial system unit
  • 1 grain = 64.79891 milligrams
  • 1 grain = 1/7000 pound
  • Historic origins: based on the weight of grain seeds
  • Modern use: ammunition reloading, gemstones, pharmaceuticals

Conversions

  • 1 gr = 64.79891 mg
  • 1 gr = 0.06479891 g
  • 1 gr = 1/7000 pound
  • 1 gr = 1/480 ounce (troy)
  • 7000 grains = 1 pound
  • 240 grains = 1 troy ounce

Gerelateerde eenheden

Gebruikt in regio's

US UK Ammunition Gemstones
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