Mass per volume density.
Kilograms per Quart to Stones per Cubic foot Converter — kg/qt to st/ft3
Convert Kilogram per Quart (kg/qt) to Stone per Cubic foot (st/ft3) using the exact conversion factor (1 kilogram per quart = 4.711920706 stone per cubic foot). See the formula, worked examples, and conversion table.
Kilograms per Quart to Stones per Cubic foot 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 1056.688209 / 224.2584872.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilograms per Quart to Stones per Cubic foot
Kilogram per Quart and Stone per Cubic foot 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 foot = kilograms per quart × 4.7119207057
This factor comes from each unit's defined relationship to the category's base unit: 1 kilogram per quart equals 1056.68820943 base units, and 1 stone per cubic foot equals 224.258487235 base units, so dividing one by the other gives the direct kilogram per quart-to-stone per cubic foot factor of 4.7119207057.
Simple example
1 kg/qt × 4.711920706 = 4.711920706 st/ft3
1 kilogram per quart = 4.711920706 stones per cubic foot.
Real-world example
1,000 kg/qt × 4.711920706 = 4,711.920706 st/ft3
1,000 kilograms per quart = 4,711.920706 stones per cubic foot.
Conversion table
| Kilogram per Quart (kg/qt) | Stone per Cubic foot (st/ft3) |
|---|---|
| 0.1 kg/qt | 0.4711920706 st/ft3 |
| 1 kg/qt | 4.711920706 st/ft3 |
| 10 kg/qt | 47.11920706 st/ft3 |
| 100 kg/qt | 471.1920706 st/ft3 |
| 1,000 kg/qt | 4,711.920706 st/ft3 |
| 10,000 kg/qt | 47,119.20706 st/ft3 |
Reverse conversion: Stone per Cubic foot to Kilogram per Quart
4.711920706 st/ft3 × 0.2122276801 = 1 kg/qt
4.711920706 stones per cubic foot = 1 kilograms per quart.
kilograms per quart = stones per cubic foot × 0.212227680061
For a page dedicated to this direction, see Stone per Cubic foot to Kilogram per Quart.
Understanding the Kilogram per Quart (kg/qt)
Mass per volume density.
Understanding the Stone per Cubic foot (st/ft3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per cubic foot are in 1 kilogram per quart?
1 kilogram per quart equals 4.711920706 stones per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per quart to stone per cubic foot?
Multiply the kilogram per quart value by 4.711920706. The converter above does this instantly to whatever precision you set.
How do I convert stone per cubic foot back to kilogram per quart?
Use the reverse factor: 1 stone per cubic foot equals 0.2122276801 kilograms per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilogram per quart?
Kilogram per Quart (kg/qt) is a unit of density.
What is a stone per cubic foot?
Stone per Cubic foot (st/ft3) is a unit of density.
Is the kilogram per quart to stone per cubic foot conversion exact?
Yes. Both kilogram per quart and stone per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 4.711920706 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.