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 Cup
Convert pound per cubic foot (lb/ft3) to stone per cup (st/cup) instantly with formula, conversion table, and FAQ.
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Convert pound per cubic foot (lb/ft3) to stone per cup (st/cup) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
st/cup = lb/ft3 × 0.000597
Results update instantly for Pound per Cubic foot to Stone per Cup conversions.
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Formula
st/cup = lb/ft3 × 0.000597
lb/ft3 = st/cup × 1675.636364
Conversion table
| 1 lb/ft3 | 0.000597 st/cup |
| 5 lb/ft3 | 0.002984 st/cup |
| 10 lb/ft3 | 0.005968 st/cup |
| 20 lb/ft3 | 0.011936 st/cup |
| 50 lb/ft3 | 0.029839 st/cup |
| 100 lb/ft3 | 0.059679 st/cup |
| 500 lb/ft3 | 0.298394 st/cup |
| 1000 lb/ft3 | 0.596788 st/cup |
Related conversions
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How the formula works
Both pound per cubic foot and stone per cup 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 0.000597 to get stone per cup. To reverse the conversion, multiply a stone per cup value by 1675.636364 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 Cup (st/cup)?
Stone per Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
How do I convert pound per cubic foot to stone per cup?
Multiply the pound per cubic foot value by 0.000597 to get the equivalent in stone per cup. For example, 5 lb/ft3 × 0.000597 = 0.002984 st/cup.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.000597 is an exact, non-rounded value.
Can I convert stone per cup back to pound per cubic foot?
Yes. Divide the stone per cup value by 0.000597, or multiply it by 1675.636364, to get pound per cubic foot.
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About converting pound per cubic foot to stone per cup
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 Cup (st/cup) expresses mass in stone per unit volume in cup, found by dividing a mass value by a volume value.
Use this calculator to move between pound per cubic foot and stone per cup accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.