Mass per volume density.
Ounces per Cubic foot to Grains per Quart Converter — oz/ft3 to gr/qt
Convert Ounce per Cubic foot (oz/ft3) to Grain per Quart (gr/qt) using the exact conversion factor (1 ounce per cubic foot = 14.62131076 grain per quart). See the formula, worked examples, and conversion table.
Ounces per Cubic foot to Grains 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 1.001153961 / 0.06847224418.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Cubic foot to Grains per Quart
Ounce per Cubic foot and Grain 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
grains per quart = ounces per cubic foot × 14.6213107639
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per cubic foot equals 1.00115396087 base units, and 1 grain per quart equals 0.0684722441811 base units, so dividing one by the other gives the direct ounce per cubic foot-to-grain per quart factor of 14.6213107639.
Simple example
1 oz/ft3 × 14.62131076 = 14.62131076 gr/qt
1 ounce per cubic foot = 14.62131076 grains per quart.
Real-world example
1,000 oz/ft3 × 14.62131076 = 14,621.31076 gr/qt
1,000 ounces per cubic foot = 14,621.31076 grains per quart.
Conversion table
| Ounce per Cubic foot (oz/ft3) | Grain per Quart (gr/qt) |
|---|---|
| 0.1 oz/ft3 | 1.462131076 gr/qt |
| 1 oz/ft3 | 14.62131076 gr/qt |
| 10 oz/ft3 | 146.2131076 gr/qt |
| 100 oz/ft3 | 1,462.131076 gr/qt |
| 1,000 oz/ft3 | 14,621.31076 gr/qt |
| 10,000 oz/ft3 | 146,213.1076 gr/qt |
Reverse conversion: Grain per Quart to Ounce per Cubic foot
14.62131076 gr/qt × 0.06839332096 = 0.9999999997 oz/ft3
14.62131076 grains per quart = 0.9999999997 ounces per cubic foot.
ounces per cubic foot = grains per quart × 0.0683933209647
For a page dedicated to this direction, see Grain per Quart to Ounce per Cubic foot.
Understanding the Ounce per Cubic foot (oz/ft3)
Mass per volume density.
Understanding the Grain per Quart (gr/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per quart are in 1 ounce per cubic foot?
1 ounce per cubic foot equals 14.62131076 grains per quart, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per cubic foot to grain per quart?
Multiply the ounce per cubic foot value by 14.62131076. The converter above does this instantly to whatever precision you set.
How do I convert grain per quart back to ounce per cubic foot?
Use the reverse factor: 1 grain per quart equals 0.068393321 ounces per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per cubic foot?
Ounce per Cubic foot (oz/ft3) is a unit of density.
What is a grain per quart?
Grain per Quart (gr/qt) is a unit of density.
Is the ounce per cubic foot to grain per quart conversion exact?
Yes. Both ounce per cubic foot and grain per quart are defined by fixed standards rather than physical artifacts, so the factor of 14.62131076 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.