Mass per volume density.
Slugs per Cubic foot to Stones per Cubic Meter Converter — slug/ft3 to st/m3
Convert Slug per Cubic foot (slug/ft3) to Stone per Cubic Meter (st/m3) using the exact conversion factor (1 slug per cubic foot = 81.15827156 stone per cubic meter). See the formula, worked examples, and conversion table.
Slugs per Cubic foot to Stones 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 515.3788184 / 6.35029318.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slugs per Cubic foot to Stones per Cubic Meter
Slug per Cubic foot and Stone 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
stones per cubic meter = slugs per cubic foot × 81.1582715608
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per cubic foot equals 515.378818393 base units, and 1 stone per cubic meter equals 6.35029318 base units, so dividing one by the other gives the direct slug per cubic foot-to-stone per cubic meter factor of 81.1582715608.
Simple example
1 slug/ft3 × 81.15827156 = 81.15827156 st/m3
1 slug per cubic foot = 81.15827156 stones per cubic meter.
Real-world example
1,000 slug/ft3 × 81.15827156 = 81,158.27156 st/m3
1,000 slugs per cubic foot = 81,158.27156 stones per cubic meter.
Conversion table
| Slug per Cubic foot (slug/ft3) | Stone per Cubic Meter (st/m3) |
|---|---|
| 0.1 slug/ft3 | 8.115827156 st/m3 |
| 1 slug/ft3 | 81.15827156 st/m3 |
| 10 slug/ft3 | 811.5827156 st/m3 |
| 100 slug/ft3 | 8,115.827156 st/m3 |
| 1,000 slug/ft3 | 81,158.27156 st/m3 |
| 10,000 slug/ft3 | 811,582.7156 st/m3 |
Reverse conversion: Stone per Cubic Meter to Slug per Cubic foot
81.15827156 st/m3 × 0.01232160297 = 1 slug/ft3
81.15827156 stones per cubic meter = 1 slugs per cubic foot.
slugs per cubic foot = stones per cubic meter × 0.0123216029712
For a page dedicated to this direction, see Stone per Cubic Meter to Slug per Cubic foot.
Understanding the Slug per Cubic foot (slug/ft3)
Mass per volume density.
Understanding the Stone per Cubic Meter (st/m3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per cubic meter are in 1 slug per cubic foot?
1 slug per cubic foot equals 81.15827156 stones per cubic meter, using the exact defined conversion factor rather than an estimate.
How do I convert slug per cubic foot to stone per cubic meter?
Multiply the slug per cubic foot value by 81.15827156. The converter above does this instantly to whatever precision you set.
How do I convert stone per cubic meter back to slug per cubic foot?
Use the reverse factor: 1 stone per cubic meter equals 0.012321603 slugs per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per cubic foot?
Slug per Cubic foot (slug/ft3) is a unit of density.
What is a stone per cubic meter?
Stone per Cubic Meter (st/m3) is a unit of density.
Is the slug per cubic foot to stone per cubic meter conversion exact?
Yes. Both slug per cubic foot and stone per cubic meter are defined by fixed standards rather than physical artifacts, so the factor of 81.15827156 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.