Mass per volume density.
Grains per Pint to Stones per Cubic foot Converter — gr/pt to st/ft3
Convert Grain per Pint (gr/pt) to Stone per Cubic foot (st/ft3) using the exact conversion factor (1 grain per pint = 0.0006106547 stone per cubic foot). See the formula, worked examples, and conversion table.
Grains per Pint 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 0.1369444884 / 224.2584872.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Pint to Stones per Cubic foot
Grain per Pint 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 = grains per pint × 0.000610654651471
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per pint equals 0.136944488362 base units, and 1 stone per cubic foot equals 224.258487235 base units, so dividing one by the other gives the direct grain per pint-to-stone per cubic foot factor of 0.000610654651471.
Simple example
1 gr/pt × 0.0006106546515 = 0.0006106547 st/ft3
1 grain per pint = 0.0006106547 stones per cubic foot.
Real-world example
1,000 gr/pt × 0.0006106546515 = 0.6106546515 st/ft3
1,000 grains per pint = 0.6106546515 stones per cubic foot.
Conversion table
| Grain per Pint (gr/pt) | Stone per Cubic foot (st/ft3) |
|---|---|
| 0.1 gr/pt | 0.0000610655 st/ft3 |
| 1 gr/pt | 0.0006106547 st/ft3 |
| 10 gr/pt | 0.0061065465 st/ft3 |
| 100 gr/pt | 0.0610654652 st/ft3 |
| 1,000 gr/pt | 0.6106546515 st/ft3 |
| 10,000 gr/pt | 6.106546515 st/ft3 |
Reverse conversion: Stone per Cubic foot to Grain per Pint
0.0006106547 st/ft3 × 1637.586806 = 1.000000079 gr/pt
0.0006106547 stones per cubic foot = 1.000000079 grains per pint.
grains per pint = stones per cubic foot × 1637.58680556
For a page dedicated to this direction, see Stone per Cubic foot to Grain per Pint.
Understanding the Grain per Pint (gr/pt)
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 grain per pint?
1 grain per pint equals 0.0006106547 stones per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert grain per pint to stone per cubic foot?
Multiply the grain per pint value by 0.0006106546515. The converter above does this instantly to whatever precision you set.
How do I convert stone per cubic foot back to grain per pint?
Use the reverse factor: 1 stone per cubic foot equals 1,637.586806 grains per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per pint?
Grain per Pint (gr/pt) 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 grain per pint to stone per cubic foot conversion exact?
Yes. Both grain per pint and stone per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 0.0006106546515 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.