Pound per Cubic yard (lb/yd3) expresses mass in pound per unit volume in cubic yard, found by dividing a mass value by a volume value.
Pound per Cubic yard to Stone per Cubic foot
Convert pound per cubic yard (lb/yd3) to stone per cubic foot (st/ft3) instantly with formula, conversion table, and FAQ.
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Convert pound per cubic yard (lb/yd3) 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/yd3 × 0.002646
Results update instantly for Pound per Cubic yard to Stone per Cubic foot conversions.
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Formula
st/ft3 = lb/yd3 × 0.002646
lb/yd3 = st/ft3 × 378
Conversion table
| 1 lb/yd3 | 0.002646 st/ft3 |
| 5 lb/yd3 | 0.013228 st/ft3 |
| 10 lb/yd3 | 0.026455 st/ft3 |
| 20 lb/yd3 | 0.05291 st/ft3 |
| 50 lb/yd3 | 0.132275 st/ft3 |
| 100 lb/yd3 | 0.26455 st/ft3 |
| 500 lb/yd3 | 1.322751 st/ft3 |
| 1000 lb/yd3 | 2.645503 st/ft3 |
Related conversions
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How the formula works
Both pound per cubic yard 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 yard by 0.002646 to get stone per cubic foot. To reverse the conversion, multiply a stone per cubic foot value by 378 to get back to pound per cubic yard.
Frequently asked questions
What is Pound per Cubic yard (lb/yd3)?
Pound per Cubic yard (lb/yd3) expresses mass in pound per unit volume in cubic yard, 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 yard to stone per cubic foot?
Multiply the pound per cubic yard value by 0.002646 to get the equivalent in stone per cubic foot. For example, 5 lb/yd3 × 0.002646 = 0.013228 st/ft3.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.002646 is an exact, non-rounded value.
Can I convert stone per cubic foot back to pound per cubic yard?
Yes. Divide the stone per cubic foot value by 0.002646, or multiply it by 378, to get pound per cubic yard.
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About converting pound per cubic yard to stone per cubic foot
Pound per Cubic yard (lb/yd3) expresses mass in pound per unit volume in cubic yard, 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 yard 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.