Mass per volume density.
Pounds per Cubic yard to Short tons per Quart Converter — lb/yd3 to ton/qt
Convert Pound per Cubic yard (lb/yd3) to Short ton per Quart (ton/qt) using the exact conversion factor (1 pound per cubic yard = 6.188915e-7 short ton per quart). See the formula, worked examples, and conversion table.
Pounds per Cubic yard to Short tons per Quart 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 0.5932764213 / 958611.4185.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Cubic yard to Short tons per Quart
Pound per Cubic yard and Short ton per Quart 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
short tons per quart = pounds per cubic yard × 6.188915e-7
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per cubic yard equals 0.593276421258 base units, and 1 short ton per quart equals 958611.418535 base units, so dividing one by the other gives the direct pound per cubic yard-to-short ton per quart factor of 6.188915e-7.
Simple example
1 lb/yd3 × 6.188915e-7 = 6.188915e-7 ton/qt
1 pound per cubic yard = 6.188915e-7 short tons per quart.
Real-world example
1,000 lb/yd3 × 6.188915e-7 = 0.0006188915 ton/qt
1,000 pounds per cubic yard = 0.0006188915 short tons per quart.
Conversion table
| Pound per Cubic yard (lb/yd3) | Short ton per Quart (ton/qt) |
|---|---|
| 0.1 lb/yd3 | 6.188915e-8 ton/qt |
| 1 lb/yd3 | 6.188915e-7 ton/qt |
| 10 lb/yd3 | 0.0000061889 ton/qt |
| 100 lb/yd3 | 0.0000618891 ton/qt |
| 1,000 lb/yd3 | 0.0006188915 ton/qt |
| 10,000 lb/yd3 | 0.0061889146 ton/qt |
Reverse conversion: Short ton per Quart to Pound per Cubic yard
6.188915e-7 ton/qt × 1615792.208 = 1.000000063 lb/yd3
6.188915e-7 short tons per quart = 1.000000063 pounds per cubic yard.
pounds per cubic yard = short tons per quart × 1615792.20779
For a page dedicated to this direction, see Short ton per Quart to Pound per Cubic yard.
Understanding the Pound per Cubic yard (lb/yd3)
Mass per volume density.
Understanding the Short ton per Quart (ton/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many short tons per quart are in 1 pound per cubic yard?
1 pound per cubic yard equals 6.188915e-7 short tons per quart, using the exact defined conversion factor rather than an estimate.
How do I convert pound per cubic yard to short ton per quart?
Multiply the pound per cubic yard value by 6.188915e-7. The converter above does this instantly to whatever precision you set.
How do I convert short ton per quart back to pound per cubic yard?
Use the reverse factor: 1 short ton per quart equals 1,615,792.208 pounds per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per cubic yard?
Pound per Cubic yard (lb/yd3) is a unit of density.
What is a short ton per quart?
Short ton per Quart (ton/qt) is a unit of density.
Is the pound per cubic yard to short ton per quart conversion exact?
Yes. Both pound per cubic yard and short ton per quart are defined by fixed standards rather than physical artifacts, so the factor of 6.188915e-7 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.