Mass per volume density.
Long tons per Gallon to Stones per Cubic yard Converter — long ton/gal to st/yd3
Convert Long ton per Gallon (long ton/gal) to Stone per Cubic yard (st/yd3) using the exact conversion factor (1 long ton per gallon = 32,315.84416 stone per cubic yard). See the formula, worked examples, and conversion table.
Long tons per Gallon to Stones per Cubic yard 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 268411.1972 / 8.305869898.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Long tons per Gallon to Stones per Cubic yard
Long ton per Gallon and Stone per Cubic yard 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 cubic yard = long tons per gallon × 32315.8441558
This factor comes from each unit's defined relationship to the category's base unit: 1 long ton per gallon equals 268411.19719 base units, and 1 stone per cubic yard equals 8.30586989761 base units, so dividing one by the other gives the direct long ton per gallon-to-stone per cubic yard factor of 32315.8441558.
Simple example
1 long ton/gal × 32315.84416 = 32,315.84416 st/yd3
1 long ton per gallon = 32,315.84416 stones per cubic yard.
Real-world example
1,000 long ton/gal × 32315.84416 = 32,315,844.16 st/yd3
1,000 long tons per gallon = 32,315,844.16 stones per cubic yard.
Conversion table
| Long ton per Gallon (long ton/gal) | Stone per Cubic yard (st/yd3) |
|---|---|
| 0.1 long ton/gal | 3,231.584416 st/yd3 |
| 1 long ton/gal | 32,315.84416 st/yd3 |
| 10 long ton/gal | 323,158.4416 st/yd3 |
| 100 long ton/gal | 3,231,584.416 st/yd3 |
| 1,000 long ton/gal | 32,315,844.16 st/yd3 |
| 10,000 long ton/gal | 323,158,441.6 st/yd3 |
Reverse conversion: Stone per Cubic yard to Long ton per Gallon
1 st/yd3 × 0.00003094457305 = 0.0000309446 long ton/gal
1 stone per cubic yard = 0.0000309446 long tons per gallon.
long tons per gallon = stones per cubic yard × 0.0000309445730453
For a page dedicated to this direction, see Stone per Cubic yard to Long ton per Gallon.
Understanding the Long ton per Gallon (long ton/gal)
Mass per volume density.
Understanding the Stone per Cubic yard (st/yd3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per cubic yard are in 1 long ton per gallon?
1 long ton per gallon equals 32,315.84416 stones per cubic yard, using the exact defined conversion factor rather than an estimate.
How do I convert long ton per gallon to stone per cubic yard?
Multiply the long ton per gallon value by 32315.84416. The converter above does this instantly to whatever precision you set.
How do I convert stone per cubic yard back to long ton per gallon?
Use the reverse factor: 1 stone per cubic yard equals 0.0000309446 long tons per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a long ton per gallon?
Long ton per Gallon (long ton/gal) is a unit of density.
What is a stone per cubic yard?
Stone per Cubic yard (st/yd3) is a unit of density.
Is the long ton per gallon to stone per cubic yard conversion exact?
Yes. Both long ton per gallon and stone per cubic yard are defined by fixed standards rather than physical artifacts, so the factor of 32315.84416 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.