Mass per volume density.
Pounds per Fluid ounce to Stones per Cubic foot Converter — lb/fl oz to st/ft3
Convert Pound per Fluid ounce (lb/fl oz) to Stone per Cubic foot (st/ft3) using the exact conversion factor (1 pound per fluid ounce = 68.39332096 stone per cubic foot). See the formula, worked examples, and conversion table.
Pounds per Fluid ounce 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 15337.7827 / 224.2584872.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Fluid ounce to Stones per Cubic foot
Pound per Fluid ounce 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 = pounds per fluid ounce × 68.3933209647
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per fluid ounce equals 15337.7826966 base units, and 1 stone per cubic foot equals 224.258487235 base units, so dividing one by the other gives the direct pound per fluid ounce-to-stone per cubic foot factor of 68.3933209647.
Simple example
1 lb/fl oz × 68.39332096 = 68.39332096 st/ft3
1 pound per fluid ounce = 68.39332096 stones per cubic foot.
Real-world example
1,000 lb/fl oz × 68.39332096 = 68,393.32096 st/ft3
1,000 pounds per fluid ounce = 68,393.32096 stones per cubic foot.
Conversion table
| Pound per Fluid ounce (lb/fl oz) | Stone per Cubic foot (st/ft3) |
|---|---|
| 0.1 lb/fl oz | 6.839332096 st/ft3 |
| 1 lb/fl oz | 68.39332096 st/ft3 |
| 10 lb/fl oz | 683.9332096 st/ft3 |
| 100 lb/fl oz | 6,839.332096 st/ft3 |
| 1,000 lb/fl oz | 68,393.32096 st/ft3 |
| 10,000 lb/fl oz | 683,933.2096 st/ft3 |
Reverse conversion: Stone per Cubic foot to Pound per Fluid ounce
68.39332096 st/ft3 × 0.01462131076 = 0.9999999999 lb/fl oz
68.39332096 stones per cubic foot = 0.9999999999 pounds per fluid ounce.
pounds per fluid ounce = stones per cubic foot × 0.0146213107639
For a page dedicated to this direction, see Stone per Cubic foot to Pound per Fluid ounce.
Understanding the Pound per Fluid ounce (lb/fl oz)
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 pound per fluid ounce?
1 pound per fluid ounce equals 68.39332096 stones per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert pound per fluid ounce to stone per cubic foot?
Multiply the pound per fluid ounce value by 68.39332096. The converter above does this instantly to whatever precision you set.
How do I convert stone per cubic foot back to pound per fluid ounce?
Use the reverse factor: 1 stone per cubic foot equals 0.0146213108 pounds per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per fluid ounce?
Pound per Fluid ounce (lb/fl oz) 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 pound per fluid ounce to stone per cubic foot conversion exact?
Yes. Both pound per fluid ounce and stone per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 68.39332096 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.