Mass per volume density.
Grams per Cup to Grains per Quart Converter — g/cup to gr/qt
Convert Gram per Cup (g/cup) to Grain per Quart (gr/qt) using the exact conversion factor (1 gram per cup = 61.72943341 grain per quart). See the formula, worked examples, and conversion table.
Grams per Cup 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 4.226752838 / 0.06847224418.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Cup to Grains per Quart
Gram per Cup 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 = grams per cup × 61.7294334118
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per cup equals 4.22675283773 base units, and 1 grain per quart equals 0.0684722441811 base units, so dividing one by the other gives the direct gram per cup-to-grain per quart factor of 61.7294334118.
Simple example
1 g/cup × 61.72943341 = 61.72943341 gr/qt
1 gram per cup = 61.72943341 grains per quart.
Real-world example
1,000 g/cup × 61.72943341 = 61,729.43341 gr/qt
1,000 grams per cup = 61,729.43341 grains per quart.
Conversion table
| Gram per Cup (g/cup) | Grain per Quart (gr/qt) |
|---|---|
| 0.1 g/cup | 6.172943341 gr/qt |
| 1 g/cup | 61.72943341 gr/qt |
| 10 g/cup | 617.2943341 gr/qt |
| 100 g/cup | 6,172.943341 gr/qt |
| 1,000 g/cup | 61,729.43341 gr/qt |
| 10,000 g/cup | 617,294.3341 gr/qt |
Reverse conversion: Grain per Quart to Gram per Cup
61.72943341 gr/qt × 0.0161997275 = 1 g/cup
61.72943341 grains per quart = 1 grams per cup.
grams per cup = grains per quart × 0.0161997275
For a page dedicated to this direction, see Grain per Quart to Gram per Cup.
Understanding the Gram per Cup (g/cup)
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 gram per cup?
1 gram per cup equals 61.72943341 grains per quart, using the exact defined conversion factor rather than an estimate.
How do I convert gram per cup to grain per quart?
Multiply the gram per cup value by 61.72943341. The converter above does this instantly to whatever precision you set.
How do I convert grain per quart back to gram per cup?
Use the reverse factor: 1 grain per quart equals 0.0161997275 grams per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per cup?
Gram per Cup (g/cup) is a unit of density.
What is a grain per quart?
Grain per Quart (gr/qt) is a unit of density.
Is the gram per cup to grain per quart conversion exact?
Yes. Both gram per cup and grain per quart are defined by fixed standards rather than physical artifacts, so the factor of 61.72943341 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.