Mass per volume density.
Drams per Pint to Grains per Oil barrel Converter — dr/pt to gr/bbl
Convert Dram per Pint (dr/pt) to Grain per Oil barrel (gr/bbl) using the exact conversion factor (1 dram per pint = 9,187.5 grain per oil barrel). See the formula, worked examples, and conversion table.
Drams per Pint to Grains per Oil barrel 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 3.744575854 / 0.000407572882.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Pint to Grains per Oil barrel
Dram per Pint and Grain per Oil barrel 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 oil barrel = drams per pint × 9187.5
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per pint equals 3.74457585365 base units, and 1 grain per oil barrel equals 0.00040757288203 base units, so dividing one by the other gives the direct dram per pint-to-grain per oil barrel factor of 9187.5.
Simple example
1 dr/pt × 9187.5 = 9,187.5 gr/bbl
1 dram per pint = 9,187.5 grains per oil barrel.
Real-world example
1,000 dr/pt × 9187.5 = 9,187,500 gr/bbl
1,000 drams per pint = 9,187,500 grains per oil barrel.
Conversion table
| Dram per Pint (dr/pt) | Grain per Oil barrel (gr/bbl) |
|---|---|
| 0.1 dr/pt | 918.75 gr/bbl |
| 1 dr/pt | 9,187.5 gr/bbl |
| 10 dr/pt | 91,875 gr/bbl |
| 100 dr/pt | 918,750 gr/bbl |
| 1,000 dr/pt | 9,187,500 gr/bbl |
| 10,000 dr/pt | 91,875,000 gr/bbl |
Reverse conversion: Grain per Oil barrel to Dram per Pint
1 gr/bbl × 0.0001088435374 = 0.0001088435 dr/pt
1 grain per oil barrel = 0.0001088435 drams per pint.
drams per pint = grains per oil barrel × 0.000108843537415
For a page dedicated to this direction, see Grain per Oil barrel to Dram per Pint.
Understanding the Dram per Pint (dr/pt)
Mass per volume density.
Understanding the Grain per Oil barrel (gr/bbl)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per oil barrel are in 1 dram per pint?
1 dram per pint equals 9,187.5 grains per oil barrel, using the exact defined conversion factor rather than an estimate.
How do I convert dram per pint to grain per oil barrel?
Multiply the dram per pint value by 9187.5. The converter above does this instantly to whatever precision you set.
How do I convert grain per oil barrel back to dram per pint?
Use the reverse factor: 1 grain per oil barrel equals 0.0001088435 drams per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per pint?
Dram per Pint (dr/pt) is a unit of density.
What is a grain per oil barrel?
Grain per Oil barrel (gr/bbl) is a unit of density.
Is the dram per pint to grain per oil barrel conversion exact?
Yes. Both dram per pint and grain per oil barrel are defined by fixed standards rather than physical artifacts, so the factor of 9187.5 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.