Mass per volume density.
Grains per Gallon to Drams per Gallon Converter — gr/gal to dr/gal
Convert Grain per Gallon (gr/gal) to Dram per Gallon (dr/gal) using the exact conversion factor (1 grain per gallon = 0.0365714286 dram per gallon). See the formula, worked examples, and conversion table.
Grains per Gallon to Drams per Gallon converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 0.01711806105 / 0.4680719817.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Gallon to Drams per Gallon
Grain per Gallon and Dram per Gallon both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
drams per gallon = grains per gallon × 0.0365714285714
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per gallon equals 0.0171180610453 base units, and 1 dram per gallon equals 0.468071981707 base units, so dividing one by the other gives the direct grain per gallon-to-dram per gallon factor of 0.0365714285714.
Simple example
1 gr/gal × 0.03657142857 = 0.0365714286 dr/gal
1 grain per gallon = 0.0365714286 drams per gallon.
Real-world example
1,000 gr/gal × 0.03657142857 = 36.57142857 dr/gal
1,000 grains per gallon = 36.57142857 drams per gallon.
Conversion table
| Grain per Gallon (gr/gal) | Dram per Gallon (dr/gal) |
|---|---|
| 0.1 gr/gal | 0.0036571429 dr/gal |
| 1 gr/gal | 0.0365714286 dr/gal |
| 10 gr/gal | 0.3657142857 dr/gal |
| 100 gr/gal | 3.657142857 dr/gal |
| 1,000 gr/gal | 36.57142857 dr/gal |
| 10,000 gr/gal | 365.7142857 dr/gal |
Reverse conversion: Dram per Gallon to Grain per Gallon
0.0365714286 dr/gal × 27.34375 = 1.000000001 gr/gal
0.0365714286 drams per gallon = 1.000000001 grains per gallon.
grains per gallon = drams per gallon × 27.34375
For a page dedicated to this direction, see Dram per Gallon to Grain per Gallon.
Understanding the Grain per Gallon (gr/gal)
Mass per volume density.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per gallon are in 1 grain per gallon?
1 grain per gallon equals 0.0365714286 drams per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert grain per gallon to dram per gallon?
Multiply the grain per gallon value by 0.03657142857. The converter above does this instantly to whatever precision you set.
How do I convert dram per gallon back to grain per gallon?
Use the reverse factor: 1 dram per gallon equals 27.34375 grains per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per gallon?
Grain per Gallon (gr/gal) is a unit of density.
What is a dram per gallon?
Dram per Gallon (dr/gal) is a unit of density.
Is the grain per gallon to dram per gallon conversion exact?
Yes. Both grain per gallon and dram per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.03657142857 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.