Mass per volume density.
Pounds per Cubic yard to Pound per Cubic inches Converter — lb/yd3 to lb/in3
Convert Pound per Cubic yard (lb/yd3) to Pound per Cubic inch (lb/in3) using the exact conversion factor (1 pound per cubic yard = 0.0000214335 pound per cubic inch). See the formula, worked examples, conversion table, and common uses.
Pounds per Cubic yard to Pound per Cubic inches 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 0.5932764213 / 27679.90471.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Cubic yard to Pound per Cubic inches
Pound per Cubic yard and Pound per Cubic inch 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
pound per cubic inches = pounds per cubic yard × 0.0000214334705075
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per cubic yard equals 0.593276421258 base units, and 1 pound per cubic inch equals 27679.9047102 base units, so dividing one by the other gives the direct pound per cubic yard-to-pound per cubic inch factor of 0.0000214334705075.
Simple example
1 lb/yd3 × 0.00002143347051 = 0.0000214335 lb/in3
1 pound per cubic yard = 0.0000214335 pound per cubic inches.
Real-world example
1,000 lb/yd3 × 0.00002143347051 = 0.0214334705 lb/in3
1,000 pounds per cubic yard = 0.0214334705 pound per cubic inches.
Conversion table
| Pound per Cubic yard (lb/yd3) | Pound per Cubic inch (lb/in3) |
|---|---|
| 0.1 lb/yd3 | 0.0000021433 lb/in3 |
| 1 lb/yd3 | 0.0000214335 lb/in3 |
| 10 lb/yd3 | 0.0002143347 lb/in3 |
| 100 lb/yd3 | 0.0021433471 lb/in3 |
| 1,000 lb/yd3 | 0.0214334705 lb/in3 |
| 10,000 lb/yd3 | 0.2143347051 lb/in3 |
Reverse conversion: Pound per Cubic inch to Pound per Cubic yard
0.0000214335 lb/in3 × 46656 = 1.000001376 lb/yd3
0.0000214335 pound per cubic inches = 1.000001376 pounds per cubic yard.
pounds per cubic yard = pound per cubic inches × 46656
For a page dedicated to this direction, see Pound per Cubic inch to Pound per Cubic yard.
Understanding the Pound per Cubic yard (lb/yd3)
Mass per volume density.
Understanding the Pound per Cubic inch
Pound per Cubic inch (lb/in3) measures density. A US customary density unit suited to describing dense materials in a small volume. It is classified as a US customary density unit.
Where it's used: United States
Uses of the Pound per Cubic inch today
- Used in machining and materials engineering, particularly for describing the density of metals, where a smaller volume unit than the cubic foot gives a more convenient figure
Pound per Cubic inch — sources
- US materials-engineering reference tables — Pounds per cubic inch is a commonly tabulated density unit for metals in US machining and materials references.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pound per cubic inches are in 1 pound per cubic yard?
1 pound per cubic yard equals 0.0000214335 pound per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert pound per cubic yard to pound per cubic inch?
Multiply the pound per cubic yard value by 0.00002143347051. The converter above does this instantly to whatever precision you set.
How do I convert pound per cubic inch back to pound per cubic yard?
Use the reverse factor: 1 pound per cubic inch equals 46,656 pounds per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per cubic yard?
Pound per Cubic yard (lb/yd3) is a unit of density.
What is a pound per cubic inch?
Pound per Cubic inch (lb/in3) measures density. A US customary density unit suited to describing dense materials in a small volume. It is classified as a US customary density unit.
Is the pound per cubic yard to pound per cubic inch conversion exact?
Yes. Both pound per cubic yard and pound per cubic inch are defined by fixed standards rather than physical artifacts, so the factor of 0.00002143347051 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.