Mass per volume density.
Ounces per Oil barrel to Grains per Gallon Converter — oz/bbl to gr/gal
Convert Ounce per Oil barrel (oz/bbl) to Grain per Gallon (gr/gal) using the exact conversion factor (1 ounce per oil barrel = 10.41666667 grain per gallon). See the formula, worked examples, and conversion table.
Ounces per Oil barrel to Grains per Gallon 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 0.1783131359 / 0.01711806105.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Oil barrel to Grains per Gallon
Ounce per Oil barrel and Grain per Gallon 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 gallon = ounces per oil barrel × 10.4166666667
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per oil barrel equals 0.178313135888 base units, and 1 grain per gallon equals 0.0171180610453 base units, so dividing one by the other gives the direct ounce per oil barrel-to-grain per gallon factor of 10.4166666667.
Simple example
1 oz/bbl × 10.41666667 = 10.41666667 gr/gal
1 ounce per oil barrel = 10.41666667 grains per gallon.
Real-world example
1,000 oz/bbl × 10.41666667 = 10,416.66667 gr/gal
1,000 ounces per oil barrel = 10,416.66667 grains per gallon.
Conversion table
| Ounce per Oil barrel (oz/bbl) | Grain per Gallon (gr/gal) |
|---|---|
| 0.1 oz/bbl | 1.041666667 gr/gal |
| 1 oz/bbl | 10.41666667 gr/gal |
| 10 oz/bbl | 104.1666667 gr/gal |
| 100 oz/bbl | 1,041.666667 gr/gal |
| 1,000 oz/bbl | 10,416.66667 gr/gal |
| 10,000 oz/bbl | 104,166.6667 gr/gal |
Reverse conversion: Grain per Gallon to Ounce per Oil barrel
10.41666667 gr/gal × 0.096 = 1 oz/bbl
10.41666667 grains per gallon = 1 ounces per oil barrel.
ounces per oil barrel = grains per gallon × 0.096
For a page dedicated to this direction, see Grain per Gallon to Ounce per Oil barrel.
Understanding the Ounce per Oil barrel (oz/bbl)
Mass per volume density.
Understanding the Grain per Gallon (gr/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per gallon are in 1 ounce per oil barrel?
1 ounce per oil barrel equals 10.41666667 grains per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per oil barrel to grain per gallon?
Multiply the ounce per oil barrel value by 10.41666667. The converter above does this instantly to whatever precision you set.
How do I convert grain per gallon back to ounce per oil barrel?
Use the reverse factor: 1 grain per gallon equals 0.096 ounces per oil barrel. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per oil barrel?
Ounce per Oil barrel (oz/bbl) is a unit of density.
What is a grain per gallon?
Grain per Gallon (gr/gal) is a unit of density.
Is the ounce per oil barrel to grain per gallon conversion exact?
Yes. Both ounce per oil barrel and grain per gallon are defined by fixed standards rather than physical artifacts, so the factor of 10.41666667 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.