Mass per volume density.
Stones per Cubic yard to Kilograms per Imperial gallon Converter — st/yd3 to kg/imp gal
Convert Stone per Cubic yard (st/yd3) to Kilogram per Imperial gallon (kg/imp gal) using the exact conversion factor (1 stone per cubic yard = 0.0377592321 kilogram per imperial gallon). See the formula, worked examples, conversion table, and common uses.
Stones per Cubic yard to Kilograms per Imperial 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 8.305869898 / 219.9692483.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Cubic yard to Kilograms per Imperial gallon
Stone per Cubic yard and Kilogram per Imperial 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
kilograms per imperial gallon = stones per cubic yard × 0.0377592320828
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per cubic yard equals 8.30586989761 base units, and 1 kilogram per imperial gallon equals 219.969248299 base units, so dividing one by the other gives the direct stone per cubic yard-to-kilogram per imperial gallon factor of 0.0377592320828.
Simple example
1 st/yd3 × 0.03775923208 = 0.0377592321 kg/imp gal
1 stone per cubic yard = 0.0377592321 kilograms per imperial gallon.
Real-world example
1,000 st/yd3 × 0.03775923208 = 37.75923208 kg/imp gal
1,000 stones per cubic yard = 37.75923208 kilograms per imperial gallon.
Conversion table
| Stone per Cubic yard (st/yd3) | Kilogram per Imperial gallon (kg/imp gal) |
|---|---|
| 0.1 st/yd3 | 0.0037759232 kg/imp gal |
| 1 st/yd3 | 0.0377592321 kg/imp gal |
| 10 st/yd3 | 0.3775923208 kg/imp gal |
| 100 st/yd3 | 3.775923208 kg/imp gal |
| 1,000 st/yd3 | 37.75923208 kg/imp gal |
| 10,000 st/yd3 | 377.5923208 kg/imp gal |
Reverse conversion: Kilogram per Imperial gallon to Stone per Cubic yard
0.0377592321 kg/imp gal × 26.48358944 = 1 st/yd3
0.0377592321 kilograms per imperial gallon = 1 stones per cubic yard.
stones per cubic yard = kilograms per imperial gallon × 26.4835894386
For a page dedicated to this direction, see Kilogram per Imperial gallon to Stone per Cubic yard.
Understanding the Stone per Cubic yard (st/yd3)
Mass per volume density.
Understanding the Kilogram per Imperial gallon
Kilogram per Imperial gallon (kg/imp gal) measures density. A mathematically valid way to express liquid density in kilograms per imperial gallon. It is classified as a mixed metric/UK customary density unit.
Uses of the Kilogram per Imperial gallon today
- Can be used to express liquid density in UK/Commonwealth contexts that reference the imperial gallon — in practice, kilograms per liter is the more commonly seen metric density unit even in these regions
Kilogram per Imperial gallon — sources
- UK/Commonwealth liquid-measurement references — The imperial gallon remains in some UK/Commonwealth commercial use, but liquid density is more commonly quoted in kilograms per liter.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per imperial gallon are in 1 stone per cubic yard?
1 stone per cubic yard equals 0.0377592321 kilograms per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert stone per cubic yard to kilogram per imperial gallon?
Multiply the stone per cubic yard value by 0.03775923208. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per imperial gallon back to stone per cubic yard?
Use the reverse factor: 1 kilogram per imperial gallon equals 26.48358944 stones per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per cubic yard?
Stone per Cubic yard (st/yd3) is a unit of density.
What is a kilogram per imperial gallon?
Kilogram per Imperial gallon (kg/imp gal) measures density. A mathematically valid way to express liquid density in kilograms per imperial gallon. It is classified as a mixed metric/UK customary density unit.
Is the stone per cubic yard to kilogram per imperial gallon conversion exact?
Yes. Both stone per cubic yard and kilogram per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.03775923208 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.