Mass per volume density.
Drams per Cubic yard to Grains per Cup Converter — dr/yd3 to gr/cup
Convert Dram per Cubic yard (dr/yd3) to Grain per Cup (gr/cup) using the exact conversion factor (1 dram per cubic yard = 0.0084614067 grain per cup). See the formula, worked examples, and conversion table.
Drams per Cubic yard to Grains per Cup 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 0.002317486021 / 0.2738889767.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Cubic yard to Grains per Cup
Dram per Cubic yard and Grain per Cup 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
grains per cup = drams per cubic yard × 0.00846140669207
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per cubic yard equals 0.00231748602054 base units, and 1 grain per cup equals 0.273888976724 base units, so dividing one by the other gives the direct dram per cubic yard-to-grain per cup factor of 0.00846140669207.
Simple example
1 dr/yd3 × 0.008461406692 = 0.0084614067 gr/cup
1 dram per cubic yard = 0.0084614067 grains per cup.
Real-world example
1,000 dr/yd3 × 0.008461406692 = 8.461406692 gr/cup
1,000 drams per cubic yard = 8.461406692 grains per cup.
Conversion table
| Dram per Cubic yard (dr/yd3) | Grain per Cup (gr/cup) |
|---|---|
| 0.1 dr/yd3 | 0.0008461407 gr/cup |
| 1 dr/yd3 | 0.0084614067 gr/cup |
| 10 dr/yd3 | 0.0846140669 gr/cup |
| 100 dr/yd3 | 0.8461406692 gr/cup |
| 1,000 dr/yd3 | 8.461406692 gr/cup |
| 10,000 dr/yd3 | 84.61406692 gr/cup |
Reverse conversion: Grain per Cup to Dram per Cubic yard
0.0084614067 gr/cup × 118.1836586 = 1.000000001 dr/yd3
0.0084614067 grains per cup = 1.000000001 drams per cubic yard.
drams per cubic yard = grains per cup × 118.183658627
For a page dedicated to this direction, see Grain per Cup to Dram per Cubic yard.
Understanding the Dram per Cubic yard (dr/yd3)
Mass per volume density.
Understanding the Grain per Cup (gr/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per cup are in 1 dram per cubic yard?
1 dram per cubic yard equals 0.0084614067 grains per cup, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cubic yard to grain per cup?
Multiply the dram per cubic yard value by 0.008461406692. The converter above does this instantly to whatever precision you set.
How do I convert grain per cup back to dram per cubic yard?
Use the reverse factor: 1 grain per cup equals 118.1836586 drams per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per cubic yard?
Dram per Cubic yard (dr/yd3) is a unit of density.
What is a grain per cup?
Grain per Cup (gr/cup) is a unit of density.
Is the dram per cubic yard to grain per cup conversion exact?
Yes. Both dram per cubic yard and grain per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.008461406692 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.