Mass per volume density.
Stones per Pint to Pounds per Cubic Meter Converter — st/pt to lb/m3
Convert Stone per Pint (st/pt) to Pound per Cubic Meter (lb/m3) using the exact conversion factor (1 stone per pint = 29,587.26986 pound per cubic meter). See the formula, worked examples, and conversion table.
Stones per Pint to Pounds per Cubic Meter 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 / 0.45359237.
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 Pounds per Cubic Meter
Stone per Pint and Pound per Cubic Meter 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
pounds per cubic meter = stones per pint × 29587.2698641
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 pound per cubic meter equals 0.45359237 base units, so dividing one by the other gives the direct stone per pint-to-pound per cubic meter factor of 29587.2698641.
Simple example
1 st/pt × 29587.26986 = 29,587.26986 lb/m3
1 stone per pint = 29,587.26986 pounds per cubic meter.
Real-world example
1,000 st/pt × 29587.26986 = 29,587,269.86 lb/m3
1,000 stones per pint = 29,587,269.86 pounds per cubic meter.
Conversion table
| Stone per Pint (st/pt) | Pound per Cubic Meter (lb/m3) |
|---|---|
| 0.1 st/pt | 2,958.726986 lb/m3 |
| 1 st/pt | 29,587.26986 lb/m3 |
| 10 st/pt | 295,872.6986 lb/m3 |
| 100 st/pt | 2,958,726.986 lb/m3 |
| 1,000 st/pt | 29,587,269.86 lb/m3 |
| 10,000 st/pt | 295,872,698.6 lb/m3 |
Reverse conversion: Pound per Cubic Meter to Stone per Pint
1 lb/m3 × 0.0000337983195 = 0.0000337983 st/pt
1 pound per cubic meter = 0.0000337983 stones per pint.
stones per pint = pounds per cubic meter × 0.0000337983195
For a page dedicated to this direction, see Pound per Cubic Meter to Stone per Pint.
Understanding the Stone per Pint (st/pt)
Mass per volume density.
Understanding the Pound per Cubic Meter (lb/m3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per cubic meter are in 1 stone per pint?
1 stone per pint equals 29,587.26986 pounds per cubic meter, using the exact defined conversion factor rather than an estimate.
How do I convert stone per pint to pound per cubic meter?
Multiply the stone per pint value by 29587.26986. The converter above does this instantly to whatever precision you set.
How do I convert pound per cubic meter back to stone per pint?
Use the reverse factor: 1 pound per cubic meter equals 0.0000337983 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 pound per cubic meter?
Pound per Cubic Meter (lb/m3) is a unit of density.
Is the stone per pint to pound per cubic meter conversion exact?
Yes. Both stone per pint and pound per cubic meter are defined by fixed standards rather than physical artifacts, so the factor of 29587.26986 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.