Mass per volume density.
Pounds per Imperial gallon to Centigram per Cubic inches Converter — lb/imp gal to cg/in3
Convert Pound per Imperial gallon (lb/imp gal) to Centigram per Cubic inch (cg/in3) using the exact conversion factor (1 pound per imperial gallon = 163.5041805 centigram per cubic inch). See the formula, worked examples, and conversion table.
Pounds per Imperial gallon to Centigram per Cubic inches 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 99.77637266 / 0.6102374409.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Imperial gallon to Centigram per Cubic inches
Pound per Imperial gallon and Centigram per Cubic inch 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
centigram per cubic inches = pounds per imperial gallon × 163.504180452
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per imperial gallon equals 99.7763726631 base units, and 1 centigram per cubic inch equals 0.610237440947 base units, so dividing one by the other gives the direct pound per imperial gallon-to-centigram per cubic inch factor of 163.504180452.
Simple example
1 lb/imp gal × 163.5041805 = 163.5041805 cg/in3
1 pound per imperial gallon = 163.5041805 centigram per cubic inches.
Real-world example
1,000 lb/imp gal × 163.5041805 = 163,504.1805 cg/in3
1,000 pounds per imperial gallon = 163,504.1805 centigram per cubic inches.
Conversion table
| Pound per Imperial gallon (lb/imp gal) | Centigram per Cubic inch (cg/in3) |
|---|---|
| 0.1 lb/imp gal | 16.35041805 cg/in3 |
| 1 lb/imp gal | 163.5041805 cg/in3 |
| 10 lb/imp gal | 1,635.041805 cg/in3 |
| 100 lb/imp gal | 16,350.41805 cg/in3 |
| 1,000 lb/imp gal | 163,504.1805 cg/in3 |
| 10,000 lb/imp gal | 1,635,041.805 cg/in3 |
Reverse conversion: Centigram per Cubic inch to Pound per Imperial gallon
163.5041805 cg/in3 × 0.006116051573 = 1 lb/imp gal
163.5041805 centigram per cubic inches = 1 pounds per imperial gallon.
pounds per imperial gallon = centigram per cubic inches × 0.00611605157273
For a page dedicated to this direction, see Centigram per Cubic inch to Pound per Imperial gallon.
Understanding the Pound per Imperial gallon (lb/imp gal)
Mass per volume density.
Understanding the Centigram per Cubic inch (cg/in3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many centigram per cubic inches are in 1 pound per imperial gallon?
1 pound per imperial gallon equals 163.5041805 centigram per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert pound per imperial gallon to centigram per cubic inch?
Multiply the pound per imperial gallon value by 163.5041805. The converter above does this instantly to whatever precision you set.
How do I convert centigram per cubic inch back to pound per imperial gallon?
Use the reverse factor: 1 centigram per cubic inch equals 0.0061160516 pounds per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per imperial gallon?
Pound per Imperial gallon (lb/imp gal) is a unit of density.
What is a centigram per cubic inch?
Centigram per Cubic inch (cg/in3) is a unit of density.
Is the pound per imperial gallon to centigram per cubic inch conversion exact?
Yes. Both pound per imperial gallon and centigram per cubic inch are defined by fixed standards rather than physical artifacts, so the factor of 163.5041805 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.