Mass per volume density.
Kilograms per Liter to Pound per Cubic inches Converter — kg/L to lb/in3
Convert Kilogram per Liter (kg/L) to Pound per Cubic inch (lb/in3) using the exact conversion factor (1 kilogram per liter = 0.036127292 pound per cubic inch). See the formula, worked examples, conversion table, unit comparison, and common uses.
Kilograms per Liter to Pound 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 1000 / 27679.90471.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilograms per Liter to Pound per Cubic inches
Kilogram per Liter and Pound 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. Kilogram per Liter is typically associated with widely used internationally for fuel, oil, and food-industry density specifications, while Pound per Cubic inch is typically associated with united States.
Formula
pound per cubic inches = kilograms per liter × 0.0361272920001
This factor comes from each unit's defined relationship to the category's base unit: 1 kilogram per liter equals 1000 base units, and 1 pound per cubic inch equals 27679.9047102 base units, so dividing one by the other gives the direct kilogram per liter-to-pound per cubic inch factor of 0.0361272920001.
Simple example
1 kg/L × 0.036127292 = 0.036127292 lb/in3
1 kilogram per liter = 0.036127292 pound per cubic inches.
Real-world example
1,000 kg/L × 0.036127292 = 36.127292 lb/in3
1,000 kilograms per liter = 36.127292 pound per cubic inches.
Conversion table
| Kilogram per Liter (kg/L) | Pound per Cubic inch (lb/in3) |
|---|---|
| 0.1 kg/L | 0.0036127292 lb/in3 |
| 1 kg/L | 0.036127292 lb/in3 |
| 10 kg/L | 0.36127292 lb/in3 |
| 100 kg/L | 3.6127292 lb/in3 |
| 1,000 kg/L | 36.127292 lb/in3 |
| 10,000 kg/L | 361.27292 lb/in3 |
Reverse conversion: Pound per Cubic inch to Kilogram per Liter
0.036127292 lb/in3 × 27.67990471 = 1 kg/L
0.036127292 pound per cubic inches = 1 kilograms per liter.
kilograms per liter = pound per cubic inches × 27.6799047102
For a page dedicated to this direction, see Pound per Cubic inch to Kilogram per Liter.
Kilogram per Liter vs. Pound per Cubic inch
| Aspect | Kilogram per Liter | Pound per Cubic inch |
|---|---|---|
| Family | metric derived density unit | US customary density unit |
| Typical use | Fuel and petroleum density specifications (diesel is roughly 0.85 kg/L, gasoline roughly 0.74 kg/L) | Used in machining and materials engineering, particularly for describing the density of metals, where a smaller volume unit than the cubic foot gives a more convenient figure |
| Where it's used | Widely used internationally for fuel, oil, and food-industry density specifications | United States |
Understanding the Kilogram per Liter
Kilogram per Liter (kg/L) measures density. Numerically identical to grams per milliliter and to specific gravity for water-based substances, since water has a density of very nearly 1 kg/L. It is classified as a metric derived density unit.
Where it's used: Widely used internationally for fuel, oil, and food-industry density specifications
Uses of the Kilogram per Liter today
- Fuel and petroleum density specifications (diesel is roughly 0.85 kg/L, gasoline roughly 0.74 kg/L)
- Food and beverage industry quality control
- Quick density comparisons against water, since water is almost exactly 1 kg/L
Understanding the Pound per Cubic inch
Pound per Cubic inch (lb/in3) measures density. A US customary density unit suited to describing dense materials in a small volume. It is classified as a US customary density unit.
Where it's used: United States
Uses of the Pound per Cubic inch today
- Used in machining and materials engineering, particularly for describing the density of metals, where a smaller volume unit than the cubic foot gives a more convenient figure
Kilogram per Liter — sources
- BIPM SI Brochure — Litre and kilogram as accepted SI and SI-derived units.
Pound per Cubic inch — sources
- US materials-engineering reference tables — Pounds per cubic inch is a commonly tabulated density unit for metals in US machining and materials references.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pound per cubic inches are in 1 kilogram per liter?
1 kilogram per liter equals 0.036127292 pound per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per liter to pound per cubic inch?
Multiply the kilogram per liter value by 0.036127292. The converter above does this instantly to whatever precision you set.
How do I convert pound per cubic inch back to kilogram per liter?
Use the reverse factor: 1 pound per cubic inch equals 27.67990471 kilograms per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilogram per liter?
Kilogram per Liter (kg/L) measures density. Numerically identical to grams per milliliter and to specific gravity for water-based substances, since water has a density of very nearly 1 kg/L. It is classified as a metric derived density unit.
What is a pound per cubic inch?
Pound per Cubic inch (lb/in3) measures density. A US customary density unit suited to describing dense materials in a small volume. It is classified as a US customary density unit.
Is the kilogram per liter to pound per cubic inch conversion exact?
Yes. Both kilogram per liter and pound per cubic inch are defined by fixed standards rather than physical artifacts, so the factor of 0.036127292 used above is exact to as many digits as you choose to display.
Where is the kilogram per liter still used today?
Widely used internationally for fuel, oil, and food-industry density specifications
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.