Mass per volume density.
Carat per Cubic inches to Grains per Gallon Converter — ct/in3 to gr/gal
Convert Carat per Cubic inch (ct/in3) to Grain per Gallon (gr/gal) using the exact conversion factor (1 carat per cubic inch = 712.9749559 grain per gallon). See the formula, worked examples, and conversion table.
Carat per Cubic inches to Grains 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 12.20474882 / 0.01711806105.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carat per Cubic inches to Grains per Gallon
Carat per Cubic inch and Grain 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
grains per gallon = carat per cubic inches × 712.974955906
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per cubic inch equals 12.2047488189 base units, and 1 grain per gallon equals 0.0171180610453 base units, so dividing one by the other gives the direct carat per cubic inch-to-grain per gallon factor of 712.974955906.
Simple example
1 ct/in3 × 712.9749559 = 712.9749559 gr/gal
1 carat per cubic inch = 712.9749559 grains per gallon.
Real-world example
1,000 ct/in3 × 712.9749559 = 712,974.9559 gr/gal
1,000 carat per cubic inches = 712,974.9559 grains per gallon.
Conversion table
| Carat per Cubic inch (ct/in3) | Grain per Gallon (gr/gal) |
|---|---|
| 0.1 ct/in3 | 71.29749559 gr/gal |
| 1 ct/in3 | 712.9749559 gr/gal |
| 10 ct/in3 | 7,129.749559 gr/gal |
| 100 ct/in3 | 71,297.49559 gr/gal |
| 1,000 ct/in3 | 712,974.9559 gr/gal |
| 10,000 ct/in3 | 7,129,749.559 gr/gal |
Reverse conversion: Grain per Gallon to Carat per Cubic inch
712.9749559 gr/gal × 0.00140257381 = 1 ct/in3
712.9749559 grains per gallon = 1 carat per cubic inches.
carat per cubic inches = grains per gallon × 0.00140257380952
For a page dedicated to this direction, see Grain per Gallon to Carat per Cubic inch.
Understanding the Carat per Cubic inch (ct/in3)
Mass per volume density.
Understanding the Grain per Gallon (gr/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per gallon are in 1 carat per cubic inch?
1 carat per cubic inch equals 712.9749559 grains per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert carat per cubic inch to grain per gallon?
Multiply the carat per cubic inch value by 712.9749559. The converter above does this instantly to whatever precision you set.
How do I convert grain per gallon back to carat per cubic inch?
Use the reverse factor: 1 grain per gallon equals 0.0014025738 carat per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per cubic inch?
Carat per Cubic inch (ct/in3) is a unit of density.
What is a grain per gallon?
Grain per Gallon (gr/gal) is a unit of density.
Is the carat per cubic inch to grain per gallon conversion exact?
Yes. Both carat per cubic inch and grain per gallon are defined by fixed standards rather than physical artifacts, so the factor of 712.9749559 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.