You may use this weight conversion chart if you are converting gram (gr) to
grain for the values listed in the table below.
Gram is a metric weight unit, grain is generally used to measure the hardness
of water, the mass of gunpowder or in medicine for medical prescriptions.
1 Gram = 15.4323584 Grains
1 Grain = 0.06479891 Grams
To convert any other value, please go to
Weight Conversions