Pound per Cubic foot (lb/ft3) expresses mass in pound per unit volume in cubic foot, found by dividing a mass value by a volume value.
Pound per Cubic foot to Stone per Cubic foot
Convert pound per cubic foot (lb/ft3) to stone per cubic foot (st/ft3) instantly with formula, conversion table, and FAQ.
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Convert pound per cubic foot (lb/ft3) to stone per cubic foot (st/ft3) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Cubic foot (st/ft3) expresses mass in stone per unit volume in cubic foot, found by dividing a mass value by a volume value.
st/ft3 = lb/ft3 × 0.071429
Results update instantly for Pound per Cubic foot to Stone per Cubic foot conversions.
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Formula
st/ft3 = lb/ft3 × 0.071429
lb/ft3 = st/ft3 × 14
Conversion table
| 1 lb/ft3 | 0.071429 st/ft3 |
| 5 lb/ft3 | 0.357143 st/ft3 |
| 10 lb/ft3 | 0.714286 st/ft3 |
| 20 lb/ft3 | 1.428571 st/ft3 |
| 50 lb/ft3 | 3.571429 st/ft3 |
| 100 lb/ft3 | 7.142857 st/ft3 |
| 500 lb/ft3 | 35.714286 st/ft3 |
| 1000 lb/ft3 | 71.428571 st/ft3 |
Related conversions
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How the formula works
Both pound per cubic foot and stone per cubic foot measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in pound per cubic foot by 0.071429 to get stone per cubic foot. To reverse the conversion, multiply a stone per cubic foot value by 14 to get back to pound per cubic foot.
Frequently asked questions
What is Pound per Cubic foot (lb/ft3)?
Pound per Cubic foot (lb/ft3) expresses mass in pound per unit volume in cubic foot, found by dividing a mass value by a volume value.
What is Stone per Cubic foot (st/ft3)?
Stone per Cubic foot (st/ft3) expresses mass in stone per unit volume in cubic foot, found by dividing a mass value by a volume value.
How do I convert pound per cubic foot to stone per cubic foot?
Multiply the pound per cubic foot value by 0.071429 to get the equivalent in stone per cubic foot. For example, 5 lb/ft3 × 0.071429 = 0.357143 st/ft3.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.071429 is an exact, non-rounded value.
Can I convert stone per cubic foot back to pound per cubic foot?
Yes. Divide the stone per cubic foot value by 0.071429, or multiply it by 14, to get pound per cubic foot.
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About converting pound per cubic foot to stone per cubic foot
Pound per Cubic foot (lb/ft3) expresses mass in pound per unit volume in cubic foot, found by dividing a mass value by a volume value. Stone per Cubic foot (st/ft3) expresses mass in stone per unit volume in cubic foot, found by dividing a mass value by a volume value.
Use this calculator to move between pound per cubic foot and stone per cubic foot accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.