Mass per volume density.
Grains per Cubic yard to Drams per Cup Converter — gr/yd3 to dr/cup
Convert Grain per Cubic yard (gr/yd3) to Dram per Cup (dr/cup) using the exact conversion factor (1 grain per cubic yard = 0.0000113169 dram per cup). See the formula, worked examples, and conversion table.
Grains per Cubic yard to Drams 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 8.47537745e-5 / 7.489151707.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Cubic yard to Drams per Cup
Grain per Cubic yard and Dram 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
drams per cup = grains per cubic yard × 0.000011316872428
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per cubic yard equals 0.0000847537744654 base units, and 1 dram per cup equals 7.48915170731 base units, so dividing one by the other gives the direct grain per cubic yard-to-dram per cup factor of 0.000011316872428.
Simple example
1 gr/yd3 × 0.00001131687243 = 0.0000113169 dr/cup
1 grain per cubic yard = 0.0000113169 drams per cup.
Real-world example
1,000 gr/yd3 × 0.00001131687243 = 0.0113168724 dr/cup
1,000 grains per cubic yard = 0.0113168724 drams per cup.
Conversion table
| Grain per Cubic yard (gr/yd3) | Dram per Cup (dr/cup) |
|---|---|
| 0.1 gr/yd3 | 0.0000011317 dr/cup |
| 1 gr/yd3 | 0.0000113169 dr/cup |
| 10 gr/yd3 | 0.0001131687 dr/cup |
| 100 gr/yd3 | 0.0011316872 dr/cup |
| 1,000 gr/yd3 | 0.0113168724 dr/cup |
| 10,000 gr/yd3 | 0.1131687243 dr/cup |
Reverse conversion: Dram per Cup to Grain per Cubic yard
0.0000113169 dr/cup × 88363.63636 = 1.000002436 gr/yd3
0.0000113169 drams per cup = 1.000002436 grains per cubic yard.
grains per cubic yard = drams per cup × 88363.6363636
For a page dedicated to this direction, see Dram per Cup to Grain per Cubic yard.
Understanding the Grain per Cubic yard (gr/yd3)
Mass per volume density.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per cup are in 1 grain per cubic yard?
1 grain per cubic yard equals 0.0000113169 drams per cup, using the exact defined conversion factor rather than an estimate.
How do I convert grain per cubic yard to dram per cup?
Multiply the grain per cubic yard value by 0.00001131687243. The converter above does this instantly to whatever precision you set.
How do I convert dram per cup back to grain per cubic yard?
Use the reverse factor: 1 dram per cup equals 88,363.63636 grains per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per cubic yard?
Grain per Cubic yard (gr/yd3) is a unit of density.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
Is the grain per cubic yard to dram per cup conversion exact?
Yes. Both grain per cubic yard and dram per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.00001131687243 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.