Mass per volume density.
Slugs per Gallon to Stones per Quart Converter — slug/gal to st/qt
Convert Slug per Gallon (slug/gal) to Stone per Quart (st/qt) using the exact conversion factor (1 slug per gallon = 0.5745365814 stone per quart). See the formula, worked examples, and conversion table.
Slugs per Gallon to Stones per Quart 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 3855.301291 / 6710.27993.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slugs per Gallon to Stones per Quart
Slug per Gallon and Stone per Quart 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 quart = slugs per gallon × 0.574536581365
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per gallon equals 3855.30129084 base units, and 1 stone per quart equals 6710.27992975 base units, so dividing one by the other gives the direct slug per gallon-to-stone per quart factor of 0.574536581365.
Simple example
1 slug/gal × 0.5745365814 = 0.5745365814 st/qt
1 slug per gallon = 0.5745365814 stones per quart.
Real-world example
1,000 slug/gal × 0.5745365814 = 574.5365814 st/qt
1,000 slugs per gallon = 574.5365814 stones per quart.
Conversion table
| Slug per Gallon (slug/gal) | Stone per Quart (st/qt) |
|---|---|
| 0.1 slug/gal | 0.0574536581 st/qt |
| 1 slug/gal | 0.5745365814 st/qt |
| 10 slug/gal | 5.745365814 st/qt |
| 100 slug/gal | 57.45365814 st/qt |
| 1,000 slug/gal | 574.5365814 st/qt |
| 10,000 slug/gal | 5,745.365814 st/qt |
Reverse conversion: Stone per Quart to Slug per Gallon
0.5745365814 st/qt × 1.74053321 = 1 slug/gal
0.5745365814 stones per quart = 1 slugs per gallon.
slugs per gallon = stones per quart × 1.74053320961
For a page dedicated to this direction, see Stone per Quart to Slug per Gallon.
Understanding the Slug per Gallon (slug/gal)
Mass per volume density.
Understanding the Stone per Quart (st/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per quart are in 1 slug per gallon?
1 slug per gallon equals 0.5745365814 stones per quart, using the exact defined conversion factor rather than an estimate.
How do I convert slug per gallon to stone per quart?
Multiply the slug per gallon value by 0.5745365814. The converter above does this instantly to whatever precision you set.
How do I convert stone per quart back to slug per gallon?
Use the reverse factor: 1 stone per quart equals 1.74053321 slugs per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per gallon?
Slug per Gallon (slug/gal) is a unit of density.
What is a stone per quart?
Stone per Quart (st/qt) is a unit of density.
Is the slug per gallon to stone per quart conversion exact?
Yes. Both slug per gallon and stone per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.5745365814 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.