Mass per volume density.
Ounces per Imperial gallon to Grains per Pint Converter — oz/imp gal to gr/pt
Convert Ounce per Imperial gallon (oz/imp gal) to Grain per Pint (gr/pt) using the exact conversion factor (1 ounce per imperial gallon = 45.53686947 grain per pint). See the formula, worked examples, and conversion table.
Ounces per Imperial gallon to Grains per Pint 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 6.236023291 / 0.1369444884.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Imperial gallon to Grains per Pint
Ounce per Imperial gallon and Grain per Pint 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 pint = ounces per imperial gallon × 45.5368694719
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per imperial gallon equals 6.23602329144 base units, and 1 grain per pint equals 0.136944488362 base units, so dividing one by the other gives the direct ounce per imperial gallon-to-grain per pint factor of 45.5368694719.
Simple example
1 oz/imp gal × 45.53686947 = 45.53686947 gr/pt
1 ounce per imperial gallon = 45.53686947 grains per pint.
Real-world example
1,000 oz/imp gal × 45.53686947 = 45,536.86947 gr/pt
1,000 ounces per imperial gallon = 45,536.86947 grains per pint.
Conversion table
| Ounce per Imperial gallon (oz/imp gal) | Grain per Pint (gr/pt) |
|---|---|
| 0.1 oz/imp gal | 4.553686947 gr/pt |
| 1 oz/imp gal | 45.53686947 gr/pt |
| 10 oz/imp gal | 455.3686947 gr/pt |
| 100 oz/imp gal | 4,553.686947 gr/pt |
| 1,000 oz/imp gal | 45,536.86947 gr/pt |
| 10,000 oz/imp gal | 455,368.6947 gr/pt |
Reverse conversion: Grain per Pint to Ounce per Imperial gallon
45.53686947 gr/pt × 0.02196022721 = 1 oz/imp gal
45.53686947 grains per pint = 1 ounces per imperial gallon.
ounces per imperial gallon = grains per pint × 0.0219602272092
For a page dedicated to this direction, see Grain per Pint to Ounce per Imperial gallon.
Understanding the Ounce per Imperial gallon (oz/imp gal)
Mass per volume density.
Understanding the Grain per Pint (gr/pt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per pint are in 1 ounce per imperial gallon?
1 ounce per imperial gallon equals 45.53686947 grains per pint, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per imperial gallon to grain per pint?
Multiply the ounce per imperial gallon value by 45.53686947. The converter above does this instantly to whatever precision you set.
How do I convert grain per pint back to ounce per imperial gallon?
Use the reverse factor: 1 grain per pint equals 0.0219602272 ounces per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per imperial gallon?
Ounce per Imperial gallon (oz/imp gal) is a unit of density.
What is a grain per pint?
Grain per Pint (gr/pt) is a unit of density.
Is the ounce per imperial gallon to grain per pint conversion exact?
Yes. Both ounce per imperial gallon and grain per pint are defined by fixed standards rather than physical artifacts, so the factor of 45.53686947 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.