Mass per volume density.
Grains per Quart to Slugs per Cubic Meter Converter — gr/qt to slug/m3
Convert Grain per Quart (gr/qt) to Slug per Cubic Meter (slug/m3) using the exact conversion factor (1 grain per quart = 0.0046918391 slug per cubic meter). See the formula, worked examples, and conversion table.
Grains per Quart to Slugs per Cubic Meter 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 0.06847224418 / 14.59390294.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Quart to Slugs per Cubic Meter
Grain per Quart and Slug per Cubic Meter 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 meter = grains per quart × 0.00469183908347
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per quart equals 0.0684722441811 base units, and 1 slug per cubic meter equals 14.5939029372 base units, so dividing one by the other gives the direct grain per quart-to-slug per cubic meter factor of 0.00469183908347.
Simple example
1 gr/qt × 0.004691839083 = 0.0046918391 slug/m3
1 grain per quart = 0.0046918391 slugs per cubic meter.
Real-world example
1,000 gr/qt × 0.004691839083 = 4.691839083 slug/m3
1,000 grains per quart = 4.691839083 slugs per cubic meter.
Conversion table
| Grain per Quart (gr/qt) | Slug per Cubic Meter (slug/m3) |
|---|---|
| 0.1 gr/qt | 0.0004691839 slug/m3 |
| 1 gr/qt | 0.0046918391 slug/m3 |
| 10 gr/qt | 0.0469183908 slug/m3 |
| 100 gr/qt | 0.4691839083 slug/m3 |
| 1,000 gr/qt | 4.691839083 slug/m3 |
| 10,000 gr/qt | 46.91839083 slug/m3 |
Reverse conversion: Slug per Cubic Meter to Grain per Quart
0.0046918391 slug/m3 × 213.1360395 = 1.000000004 gr/qt
0.0046918391 slugs per cubic meter = 1.000000004 grains per quart.
grains per quart = slugs per cubic meter × 213.136039453
For a page dedicated to this direction, see Slug per Cubic Meter to Grain per Quart.
Understanding the Grain per Quart (gr/qt)
Mass per volume density.
Understanding the Slug per Cubic Meter (slug/m3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs per cubic meter are in 1 grain per quart?
1 grain per quart equals 0.0046918391 slugs per cubic meter, using the exact defined conversion factor rather than an estimate.
How do I convert grain per quart to slug per cubic meter?
Multiply the grain per quart value by 0.004691839083. The converter above does this instantly to whatever precision you set.
How do I convert slug per cubic meter back to grain per quart?
Use the reverse factor: 1 slug per cubic meter equals 213.1360395 grains per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per quart?
Grain per Quart (gr/qt) is a unit of density.
What is a slug per cubic meter?
Slug per Cubic Meter (slug/m3) is a unit of density.
Is the grain per quart to slug per cubic meter conversion exact?
Yes. Both grain per quart and slug per cubic meter are defined by fixed standards rather than physical artifacts, so the factor of 0.004691839083 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.