Mass per volume density.
Stones per Cubic Meter to Grains per Pint Converter — st/m3 to gr/pt
Convert Stone per Cubic Meter (st/m3) to Grain per Pint (gr/pt) using the exact conversion factor (1 stone per cubic meter = 46.37129435 grain per pint). See the formula, worked examples, and conversion table.
Stones per Cubic Meter to Grains per Pint 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 6.35029318 / 0.1369444884.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Cubic Meter to Grains per Pint
Stone per Cubic Meter and Grain per Pint 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
grains per pint = stones per cubic meter × 46.371294354
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per cubic meter equals 6.35029318 base units, and 1 grain per pint equals 0.136944488362 base units, so dividing one by the other gives the direct stone per cubic meter-to-grain per pint factor of 46.371294354.
Simple example
1 st/m3 × 46.37129435 = 46.37129435 gr/pt
1 stone per cubic meter = 46.37129435 grains per pint.
Real-world example
1,000 st/m3 × 46.37129435 = 46,371.29435 gr/pt
1,000 stones per cubic meter = 46,371.29435 grains per pint.
Conversion table
| Stone per Cubic Meter (st/m3) | Grain per Pint (gr/pt) |
|---|---|
| 0.1 st/m3 | 4.637129435 gr/pt |
| 1 st/m3 | 46.37129435 gr/pt |
| 10 st/m3 | 463.7129435 gr/pt |
| 100 st/m3 | 4,637.129435 gr/pt |
| 1,000 st/m3 | 46,371.29435 gr/pt |
| 10,000 st/m3 | 463,712.9435 gr/pt |
Reverse conversion: Grain per Pint to Stone per Cubic Meter
46.37129435 gr/pt × 0.0215650655 = 0.9999999999 st/m3
46.37129435 grains per pint = 0.9999999999 stones per cubic meter.
stones per cubic meter = grains per pint × 0.0215650654986
For a page dedicated to this direction, see Grain per Pint to Stone per Cubic Meter.
Understanding the Stone per Cubic Meter (st/m3)
Mass per volume density.
Understanding the Grain per Pint (gr/pt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per pint are in 1 stone per cubic meter?
1 stone per cubic meter equals 46.37129435 grains per pint, using the exact defined conversion factor rather than an estimate.
How do I convert stone per cubic meter to grain per pint?
Multiply the stone per cubic meter value by 46.37129435. The converter above does this instantly to whatever precision you set.
How do I convert grain per pint back to stone per cubic meter?
Use the reverse factor: 1 grain per pint equals 0.0215650655 stones per cubic meter. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per cubic meter?
Stone per Cubic Meter (st/m3) is a unit of density.
What is a grain per pint?
Grain per Pint (gr/pt) is a unit of density.
Is the stone per cubic meter to grain per pint conversion exact?
Yes. Both stone per cubic meter and grain per pint are defined by fixed standards rather than physical artifacts, so the factor of 46.37129435 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.