Mass per volume density.
Short tons per Cubic foot to Grains per Cubic yard Converter — ton/ft3 to gr/yd3
Convert Short ton per Cubic foot (ton/ft3) to Grain per Cubic yard (gr/yd3) using the exact conversion factor (1 short ton per cubic foot = 378,000,000 grain per cubic yard). See the formula, worked examples, and conversion table.
Short tons per Cubic foot to Grains 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 32036.92675 / 8.47537745e-5.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Short tons per Cubic foot to Grains per Cubic yard
Short ton per Cubic foot and Grain 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
grains per cubic yard = short tons per cubic foot × 378000000
This factor comes from each unit's defined relationship to the category's base unit: 1 short ton per cubic foot equals 32036.9267479 base units, and 1 grain per cubic yard equals 0.0000847537744654 base units, so dividing one by the other gives the direct short ton per cubic foot-to-grain per cubic yard factor of 378000000.
Simple example
1 ton/ft3 × 378000000 = 378,000,000 gr/yd3
1 short ton per cubic foot = 378,000,000 grains per cubic yard.
Real-world example
1,000 ton/ft3 × 378000000 = 378,000,000,000 gr/yd3
1,000 short tons per cubic foot = 378,000,000,000 grains per cubic yard.
Conversion table
| Short ton per Cubic foot (ton/ft3) | Grain per Cubic yard (gr/yd3) |
|---|---|
| 0.1 ton/ft3 | 37,800,000 gr/yd3 |
| 1 ton/ft3 | 378,000,000 gr/yd3 |
| 10 ton/ft3 | 3,780,000,000 gr/yd3 |
| 100 ton/ft3 | 37,800,000,000 gr/yd3 |
| 1,000 ton/ft3 | 378,000,000,000 gr/yd3 |
| 10,000 ton/ft3 | 3.78e+12 gr/yd3 |
Reverse conversion: Grain per Cubic yard to Short ton per Cubic foot
1 gr/yd3 × 2.645503e-9 = 2.645503e-9 ton/ft3
1 grain per cubic yard = 2.645503e-9 short tons per cubic foot.
short tons per cubic foot = grains per cubic yard × 2.645503e-9
For a page dedicated to this direction, see Grain per Cubic yard to Short ton per Cubic foot.
Understanding the Short ton per Cubic foot (ton/ft3)
Mass per volume density.
Understanding the Grain per Cubic yard (gr/yd3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per cubic yard are in 1 short ton per cubic foot?
1 short ton per cubic foot equals 378,000,000 grains per cubic yard, using the exact defined conversion factor rather than an estimate.
How do I convert short ton per cubic foot to grain per cubic yard?
Multiply the short ton per cubic foot value by 378000000. The converter above does this instantly to whatever precision you set.
How do I convert grain per cubic yard back to short ton per cubic foot?
Use the reverse factor: 1 grain per cubic yard equals 2.645503e-9 short tons per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a short ton per cubic foot?
Short ton per Cubic foot (ton/ft3) is a unit of density.
What is a grain per cubic yard?
Grain per Cubic yard (gr/yd3) is a unit of density.
Is the short ton per cubic foot to grain per cubic yard conversion exact?
Yes. Both short ton per cubic foot and grain per cubic yard are defined by fixed standards rather than physical artifacts, so the factor of 378000000 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.