Mass per volume density.
Troy ounces per Cubic foot to Stones per Cup Converter — oz t/ft3 to st/cup
Convert Troy ounce per Cubic foot (oz t/ft3) to Stone per Cup (st/cup) using the exact conversion factor (1 troy ounce per cubic foot = 0.0000409226 stone per cup). See the formula, worked examples, and conversion table.
Troy ounces per Cubic foot to Stones per Cup 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 1.098408917 / 26841.11972.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Troy ounces per Cubic foot to Stones per Cup
Troy ounce per Cubic foot and Stone per Cup 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 cup = troy ounces per cubic foot × 0.0000409226190476
This factor comes from each unit's defined relationship to the category's base unit: 1 troy ounce per cubic foot equals 1.09840891707 base units, and 1 stone per cup equals 26841.119719 base units, so dividing one by the other gives the direct troy ounce per cubic foot-to-stone per cup factor of 0.0000409226190476.
Simple example
1 oz t/ft3 × 0.00004092261905 = 0.0000409226 st/cup
1 troy ounce per cubic foot = 0.0000409226 stones per cup.
Real-world example
1,000 oz t/ft3 × 0.00004092261905 = 0.0409226191 st/cup
1,000 troy ounces per cubic foot = 0.0409226191 stones per cup.
Conversion table
| Troy ounce per Cubic foot (oz t/ft3) | Stone per Cup (st/cup) |
|---|---|
| 0.1 oz t/ft3 | 0.0000040923 st/cup |
| 1 oz t/ft3 | 0.0000409226 st/cup |
| 10 oz t/ft3 | 0.0004092262 st/cup |
| 100 oz t/ft3 | 0.0040922619 st/cup |
| 1,000 oz t/ft3 | 0.0409226191 st/cup |
| 10,000 oz t/ft3 | 0.4092261905 st/cup |
Reverse conversion: Stone per Cup to Troy ounce per Cubic foot
0.0000409226 st/cup × 24436.36364 = 0.9999995345 oz t/ft3
0.0000409226 stones per cup = 0.9999995345 troy ounces per cubic foot.
troy ounces per cubic foot = stones per cup × 24436.3636364
For a page dedicated to this direction, see Stone per Cup to Troy ounce per Cubic foot.
Understanding the Troy ounce per Cubic foot (oz t/ft3)
Mass per volume density.
Understanding the Stone per Cup (st/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per cup are in 1 troy ounce per cubic foot?
1 troy ounce per cubic foot equals 0.0000409226 stones per cup, using the exact defined conversion factor rather than an estimate.
How do I convert troy ounce per cubic foot to stone per cup?
Multiply the troy ounce per cubic foot value by 0.00004092261905. The converter above does this instantly to whatever precision you set.
How do I convert stone per cup back to troy ounce per cubic foot?
Use the reverse factor: 1 stone per cup equals 24,436.36364 troy ounces per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a troy ounce per cubic foot?
Troy ounce per Cubic foot (oz t/ft3) is a unit of density.
What is a stone per cup?
Stone per Cup (st/cup) is a unit of density.
Is the troy ounce per cubic foot to stone per cup conversion exact?
Yes. Both troy ounce per cubic foot and stone per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.00004092261905 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.