Mass per volume density.
Stones per Pint to Kilograms per Quart Converter — st/pt to kg/qt
Convert Stone per Pint (st/pt) to Kilogram per Quart (kg/qt) using the exact conversion factor (1 stone per pint = 12.70058636 kilogram per quart). See the formula, worked examples, and conversion table.
Stones per Pint to Kilograms 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 13420.55986 / 1056.688209.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Pint to Kilograms per Quart
Stone per Pint and Kilogram 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
kilograms per quart = stones per pint × 12.70058636
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per pint equals 13420.5598595 base units, and 1 kilogram per quart equals 1056.68820943 base units, so dividing one by the other gives the direct stone per pint-to-kilogram per quart factor of 12.70058636.
Simple example
1 st/pt × 12.70058636 = 12.70058636 kg/qt
1 stone per pint = 12.70058636 kilograms per quart.
Real-world example
1,000 st/pt × 12.70058636 = 12,700.58636 kg/qt
1,000 stones per pint = 12,700.58636 kilograms per quart.
Conversion table
| Stone per Pint (st/pt) | Kilogram per Quart (kg/qt) |
|---|---|
| 0.1 st/pt | 1.270058636 kg/qt |
| 1 st/pt | 12.70058636 kg/qt |
| 10 st/pt | 127.0058636 kg/qt |
| 100 st/pt | 1,270.058636 kg/qt |
| 1,000 st/pt | 12,700.58636 kg/qt |
| 10,000 st/pt | 127,005.8636 kg/qt |
Reverse conversion: Kilogram per Quart to Stone per Pint
12.70058636 kg/qt × 0.07873652221 = 1 st/pt
12.70058636 kilograms per quart = 1 stones per pint.
stones per pint = kilograms per quart × 0.0787365222089
For a page dedicated to this direction, see Kilogram per Quart to Stone per Pint.
Understanding the Stone per Pint (st/pt)
Mass per volume density.
Understanding the Kilogram per Quart (kg/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per quart are in 1 stone per pint?
1 stone per pint equals 12.70058636 kilograms per quart, using the exact defined conversion factor rather than an estimate.
How do I convert stone per pint to kilogram per quart?
Multiply the stone per pint value by 12.70058636. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per quart back to stone per pint?
Use the reverse factor: 1 kilogram per quart equals 0.0787365222 stones per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per pint?
Stone per Pint (st/pt) is a unit of density.
What is a kilogram per quart?
Kilogram per Quart (kg/qt) is a unit of density.
Is the stone per pint to kilogram per quart conversion exact?
Yes. Both stone per pint and kilogram per quart are defined by fixed standards rather than physical artifacts, so the factor of 12.70058636 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.