Mass per volume density.
Drams per Cup to Slugs per Cubic yard Converter — dr/cup to slug/yd3
Convert Dram per Cup (dr/cup) to Slug per Cubic yard (slug/yd3) using the exact conversion factor (1 dram per cup = 0.3923465398 slug per cubic yard). See the formula, worked examples, and conversion table.
Drams per Cup to Slugs per Cubic yard 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 7.489151707 / 19.08810438.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Cup to Slugs per Cubic yard
Dram per Cup and Slug per Cubic yard 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
slugs per cubic yard = drams per cup × 0.392346539828
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per cup equals 7.48915170731 base units, and 1 slug per cubic yard equals 19.0881043849 base units, so dividing one by the other gives the direct dram per cup-to-slug per cubic yard factor of 0.392346539828.
Simple example
1 dr/cup × 0.3923465398 = 0.3923465398 slug/yd3
1 dram per cup = 0.3923465398 slugs per cubic yard.
Real-world example
1,000 dr/cup × 0.3923465398 = 392.3465398 slug/yd3
1,000 drams per cup = 392.3465398 slugs per cubic yard.
Conversion table
| Dram per Cup (dr/cup) | Slug per Cubic yard (slug/yd3) |
|---|---|
| 0.1 dr/cup | 0.039234654 slug/yd3 |
| 1 dr/cup | 0.3923465398 slug/yd3 |
| 10 dr/cup | 3.923465398 slug/yd3 |
| 100 dr/cup | 39.23465398 slug/yd3 |
| 1,000 dr/cup | 392.3465398 slug/yd3 |
| 10,000 dr/cup | 3,923.465398 slug/yd3 |
Reverse conversion: Slug per Cubic yard to Dram per Cup
0.3923465398 slug/yd3 × 2.548767221 = 0.9999999999 dr/cup
0.3923465398 slugs per cubic yard = 0.9999999999 drams per cup.
drams per cup = slugs per cubic yard × 2.54876722103
For a page dedicated to this direction, see Slug per Cubic yard to Dram per Cup.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Understanding the Slug per Cubic yard (slug/yd3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs per cubic yard are in 1 dram per cup?
1 dram per cup equals 0.3923465398 slugs per cubic yard, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cup to slug per cubic yard?
Multiply the dram per cup value by 0.3923465398. The converter above does this instantly to whatever precision you set.
How do I convert slug per cubic yard back to dram per cup?
Use the reverse factor: 1 slug per cubic yard equals 2.548767221 drams per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
What is a slug per cubic yard?
Slug per Cubic yard (slug/yd3) is a unit of density.
Is the dram per cup to slug per cubic yard conversion exact?
Yes. Both dram per cup and slug per cubic yard are defined by fixed standards rather than physical artifacts, so the factor of 0.3923465398 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.