Mass per volume density.
Grains per Cup to Slugs per Cubic yard Converter — gr/cup to slug/yd3
Convert Grain per Cup (gr/cup) to Slug per Cubic yard (slug/yd3) using the exact conversion factor (1 grain per cup = 0.0143486735 slug per cubic yard). See the formula, worked examples, and conversion table.
Grains 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 0.2738889767 / 19.08810438.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Cup to Slugs per Cubic yard
Grain 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 = grains per cup × 0.0143486734566
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per cup equals 0.273888976724 base units, and 1 slug per cubic yard equals 19.0881043849 base units, so dividing one by the other gives the direct grain per cup-to-slug per cubic yard factor of 0.0143486734566.
Simple example
1 gr/cup × 0.01434867346 = 0.0143486735 slug/yd3
1 grain per cup = 0.0143486735 slugs per cubic yard.
Real-world example
1,000 gr/cup × 0.01434867346 = 14.34867346 slug/yd3
1,000 grains per cup = 14.34867346 slugs per cubic yard.
Conversion table
| Grain per Cup (gr/cup) | Slug per Cubic yard (slug/yd3) |
|---|---|
| 0.1 gr/cup | 0.0014348673 slug/yd3 |
| 1 gr/cup | 0.0143486735 slug/yd3 |
| 10 gr/cup | 0.1434867346 slug/yd3 |
| 100 gr/cup | 1.434867346 slug/yd3 |
| 1,000 gr/cup | 14.34867346 slug/yd3 |
| 10,000 gr/cup | 143.4867346 slug/yd3 |
Reverse conversion: Slug per Cubic yard to Grain per Cup
0.0143486735 slug/yd3 × 69.6928537 = 1.000000003 gr/cup
0.0143486735 slugs per cubic yard = 1.000000003 grains per cup.
grains per cup = slugs per cubic yard × 69.6928537001
For a page dedicated to this direction, see Slug per Cubic yard to Grain per Cup.
Understanding the Grain per Cup (gr/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 grain per cup?
1 grain per cup equals 0.0143486735 slugs per cubic yard, using the exact defined conversion factor rather than an estimate.
How do I convert grain per cup to slug per cubic yard?
Multiply the grain per cup value by 0.01434867346. The converter above does this instantly to whatever precision you set.
How do I convert slug per cubic yard back to grain per cup?
Use the reverse factor: 1 slug per cubic yard equals 69.6928537 grains per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per cup?
Grain per Cup (gr/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 grain per cup to slug per cubic yard conversion exact?
Yes. Both grain per cup and slug per cubic yard are defined by fixed standards rather than physical artifacts, so the factor of 0.01434867346 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.