Mass per volume density.
Kilogram per Cubic inches to Stones per Gallon Converter — kg/in3 to st/gal
Convert Kilogram per Cubic inch (kg/in3) to Stone per Gallon (st/gal) using the exact conversion factor (1 kilogram per cubic inch = 36.37627326 stone per gallon). See the formula, worked examples, and conversion table.
Kilogram per Cubic inches to Stones 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 61023.74409 / 1677.569982.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilogram per Cubic inches to Stones per Gallon
Kilogram per Cubic inch and Stone 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
stones per gallon = kilogram per cubic inches × 36.3762732605
This factor comes from each unit's defined relationship to the category's base unit: 1 kilogram per cubic inch equals 61023.7440947 base units, and 1 stone per gallon equals 1677.56998244 base units, so dividing one by the other gives the direct kilogram per cubic inch-to-stone per gallon factor of 36.3762732605.
Simple example
1 kg/in3 × 36.37627326 = 36.37627326 st/gal
1 kilogram per cubic inch = 36.37627326 stones per gallon.
Real-world example
1,000 kg/in3 × 36.37627326 = 36,376.27326 st/gal
1,000 kilogram per cubic inches = 36,376.27326 stones per gallon.
Conversion table
| Kilogram per Cubic inch (kg/in3) | Stone per Gallon (st/gal) |
|---|---|
| 0.1 kg/in3 | 3.637627326 st/gal |
| 1 kg/in3 | 36.37627326 st/gal |
| 10 kg/in3 | 363.7627326 st/gal |
| 100 kg/in3 | 3,637.627326 st/gal |
| 1,000 kg/in3 | 36,376.27326 st/gal |
| 10,000 kg/in3 | 363,762.7326 st/gal |
Reverse conversion: Stone per Gallon to Kilogram per Cubic inch
36.37627326 st/gal × 0.02749044667 = 1 kg/in3
36.37627326 stones per gallon = 1 kilogram per cubic inches.
kilogram per cubic inches = stones per gallon × 0.0274904466667
For a page dedicated to this direction, see Stone per Gallon to Kilogram per Cubic inch.
Understanding the Kilogram per Cubic inch (kg/in3)
Mass per volume density.
Understanding the Stone per Gallon (st/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per gallon are in 1 kilogram per cubic inch?
1 kilogram per cubic inch equals 36.37627326 stones per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per cubic inch to stone per gallon?
Multiply the kilogram per cubic inch value by 36.37627326. The converter above does this instantly to whatever precision you set.
How do I convert stone per gallon back to kilogram per cubic inch?
Use the reverse factor: 1 stone per gallon equals 0.0274904467 kilogram per cubic inches. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilogram per cubic inch?
Kilogram per Cubic inch (kg/in3) is a unit of density.
What is a stone per gallon?
Stone per Gallon (st/gal) is a unit of density.
Is the kilogram per cubic inch to stone per gallon conversion exact?
Yes. Both kilogram per cubic inch and stone per gallon are defined by fixed standards rather than physical artifacts, so the factor of 36.37627326 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.