Mass per volume density.
Pounds per Imperial gallon to Stones per Liter Converter — lb/imp gal to st/L
Convert Pound per Imperial gallon (lb/imp gal) to Stone per Liter (st/L) using the exact conversion factor (1 pound per imperial gallon = 0.0157120892 stone per liter). See the formula, worked examples, and conversion table.
Pounds per Imperial gallon to Stones per Liter 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 / 6350.29318.
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 Stones per Liter
Pound per Imperial gallon and Stone per Liter 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
stones per liter = pounds per imperial gallon × 0.0157120891642
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 stone per liter equals 6350.29318 base units, so dividing one by the other gives the direct pound per imperial gallon-to-stone per liter factor of 0.0157120891642.
Simple example
1 lb/imp gal × 0.01571208916 = 0.0157120892 st/L
1 pound per imperial gallon = 0.0157120892 stones per liter.
Real-world example
1,000 lb/imp gal × 0.01571208916 = 15.71208916 st/L
1,000 pounds per imperial gallon = 15.71208916 stones per liter.
Conversion table
| Pound per Imperial gallon (lb/imp gal) | Stone per Liter (st/L) |
|---|---|
| 0.1 lb/imp gal | 0.0015712089 st/L |
| 1 lb/imp gal | 0.0157120892 st/L |
| 10 lb/imp gal | 0.1571208916 st/L |
| 100 lb/imp gal | 1.571208916 st/L |
| 1,000 lb/imp gal | 15.71208916 st/L |
| 10,000 lb/imp gal | 157.1208916 st/L |
Reverse conversion: Stone per Liter to Pound per Imperial gallon
0.0157120892 st/L × 63.64526 = 1.000000002 lb/imp gal
0.0157120892 stones per liter = 1.000000002 pounds per imperial gallon.
pounds per imperial gallon = stones per liter × 63.64526
For a page dedicated to this direction, see Stone per Liter to Pound per Imperial gallon.
Understanding the Pound per Imperial gallon (lb/imp gal)
Mass per volume density.
Understanding the Stone per Liter (st/L)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per liter are in 1 pound per imperial gallon?
1 pound per imperial gallon equals 0.0157120892 stones per liter, using the exact defined conversion factor rather than an estimate.
How do I convert pound per imperial gallon to stone per liter?
Multiply the pound per imperial gallon value by 0.01571208916. The converter above does this instantly to whatever precision you set.
How do I convert stone per liter back to pound per imperial gallon?
Use the reverse factor: 1 stone per liter equals 63.64526 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 stone per liter?
Stone per Liter (st/L) is a unit of density.
Is the pound per imperial gallon to stone per liter conversion exact?
Yes. Both pound per imperial gallon and stone per liter are defined by fixed standards rather than physical artifacts, so the factor of 0.01571208916 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.