Mass per volume density.
Pounds per Cubic yard to Dram per Cubic inches Converter — lb/yd3 to dr/in3
Convert Pound per Cubic yard (lb/yd3) to Dram per Cubic inch (dr/in3) using the exact conversion factor (1 pound per cubic yard = 0.0054869685 dram per cubic inch). See the formula, worked examples, and conversion table.
Pounds per Cubic yard to Dram 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 / 108.1246278.
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 Dram per Cubic inches
Pound per Cubic yard and Dram 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
dram per cubic inches = pounds per cubic yard × 0.00548696844993
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 dram per cubic inch equals 108.124627774 base units, so dividing one by the other gives the direct pound per cubic yard-to-dram per cubic inch factor of 0.00548696844993.
Simple example
1 lb/yd3 × 0.00548696845 = 0.0054869685 dr/in3
1 pound per cubic yard = 0.0054869685 dram per cubic inches.
Real-world example
1,000 lb/yd3 × 0.00548696845 = 5.48696845 dr/in3
1,000 pounds per cubic yard = 5.48696845 dram per cubic inches.
Conversion table
| Pound per Cubic yard (lb/yd3) | Dram per Cubic inch (dr/in3) |
|---|---|
| 0.1 lb/yd3 | 0.0005486968 dr/in3 |
| 1 lb/yd3 | 0.0054869685 dr/in3 |
| 10 lb/yd3 | 0.0548696845 dr/in3 |
| 100 lb/yd3 | 0.548696845 dr/in3 |
| 1,000 lb/yd3 | 5.48696845 dr/in3 |
| 10,000 lb/yd3 | 54.8696845 dr/in3 |
Reverse conversion: Dram per Cubic inch to Pound per Cubic yard
0.0054869685 dr/in3 × 182.25 = 1.000000009 lb/yd3
0.0054869685 dram per cubic inches = 1.000000009 pounds per cubic yard.
pounds per cubic yard = dram per cubic inches × 182.25
For a page dedicated to this direction, see Dram per Cubic inch to Pound per Cubic yard.
Understanding the Pound per Cubic yard (lb/yd3)
Mass per volume density.
Understanding the Dram per Cubic inch (dr/in3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many dram per cubic inches are in 1 pound per cubic yard?
1 pound per cubic yard equals 0.0054869685 dram per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert pound per cubic yard to dram per cubic inch?
Multiply the pound per cubic yard value by 0.00548696845. The converter above does this instantly to whatever precision you set.
How do I convert dram per cubic inch back to pound per cubic yard?
Use the reverse factor: 1 dram per cubic inch equals 182.25 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 dram per cubic inch?
Dram per Cubic inch (dr/in3) is a unit of density.
Is the pound per cubic yard to dram per cubic inch conversion exact?
Yes. Both pound per cubic yard and dram per cubic inch are defined by fixed standards rather than physical artifacts, so the factor of 0.00548696845 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.