Gram to Grain Converter
Convert between grams and grains weight units
Weight Conversion
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Conversion Result
1 gram = 15.4323583529 grains (exact)
Convert Gram to Grain
Need to convert grams (g) to grains (gr)? Whether you’re dealing with ammunition weights, pharmaceuticals, or precious metals, this quick reference and conversion guide will help you make accurate conversions from grams to grains.
Gram to Grain Conversion Table
| Gram (g) | Grain (gr) |
| 0.01 g | 0.1543235835 gr |
| 0.1 g | 1.5432358353 gr |
| 1 g | 15.4323583529 gr |
| 2 g | 30.8647167058 gr |
| 3 g | 46.2970750587 gr |
| 5 g | 77.1617917645 gr |
| 10 g | 154.3235835291 gr |
| 20 g | 308.6471670583 gr |
| 50 g | 771.6179176457 gr |
| 100 g | 1543.2358352914 gr |
| 1000 g | 15432.358352914 gr |
How to Convert Gram to Grain
To convert grams to grains, multiply the number of grams by the conversion factor:
1 gram = 15.4323583529 grains
So the formula is:
Grains = Grams × 15.4323583529
To convert in reverse:
1 grain = 0.06479891 grams
Example: Convert 15 Grams to Grains
15 × 15.4323583529 = 231.4853752935 gr
So, 15 grams is approximately 231.49 grains.
What Is a Gram?
A gram (g) is a standard unit of mass in the metric system, used globally in everyday and scientific applications.
- 1 gram = 15.4323583529 grains
- Common in cooking, science, and commerce
What Is a Grain?
A grain (gr) is a small unit of mass traditionally used in measuring bullets, gunpowder, and medication doses.
- 1 grain = 0.06479891 grams
- Still in use for precision weight calculations in certain industries
Common Uses for Gram to Grain Conversion
- Ammunition reloading and projectile weights
- Medical and pharmaceutical dosage conversions
- Measuring metals and gems
- Historical measurement references