Mass per volume density.
Grams per Milliliter to Pound per Cubic inches Converter — g/mL to lb/in3
Convert Gram per Milliliter (g/mL) to Pound per Cubic inch (lb/in3) using the exact conversion factor (1 gram per milliliter = 0.036127292 pound per cubic inch). See the formula, worked examples, conversion table, unit comparison, and common uses.
Grams per Milliliter 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 Grams per Milliliter to Pound per Cubic inches
Gram per Milliliter 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. Gram per Milliliter is typically associated with widely used in chemistry education and laboratory settings internationally, while Pound per Cubic inch is typically associated with united States.
Formula
pound per cubic inches = grams per milliliter × 0.0361272920001
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per milliliter equals 1000 base units, and 1 pound per cubic inch equals 27679.9047102 base units, so dividing one by the other gives the direct gram per milliliter-to-pound per cubic inch factor of 0.0361272920001.
Simple example
1 g/mL × 0.036127292 = 0.036127292 lb/in3
1 gram per milliliter = 0.036127292 pound per cubic inches.
Real-world example
1,000 g/mL × 0.036127292 = 36.127292 lb/in3
1,000 grams per milliliter = 36.127292 pound per cubic inches.
Conversion table
| Gram per Milliliter (g/mL) | Pound per Cubic inch (lb/in3) |
|---|---|
| 0.1 g/mL | 0.0036127292 lb/in3 |
| 1 g/mL | 0.036127292 lb/in3 |
| 10 g/mL | 0.36127292 lb/in3 |
| 100 g/mL | 3.6127292 lb/in3 |
| 1,000 g/mL | 36.127292 lb/in3 |
| 10,000 g/mL | 361.27292 lb/in3 |
Reverse conversion: Pound per Cubic inch to Gram per Milliliter
0.036127292 lb/in3 × 27.67990471 = 1 g/mL
0.036127292 pound per cubic inches = 1 grams per milliliter.
grams per milliliter = pound per cubic inches × 27.6799047102
For a page dedicated to this direction, see Pound per Cubic inch to Gram per Milliliter.
Gram per Milliliter vs. Pound per Cubic inch
| Aspect | Gram per Milliliter | Pound per Cubic inch |
|---|---|---|
| Family | metric derived density unit | US customary density unit |
| Typical use | Commonly used in chemistry coursework and laboratory reporting to express the density of liquids and solutions | 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 in chemistry education and laboratory settings internationally | United States |
Understanding the Gram per Milliliter
Gram per Milliliter (g/mL) measures density. Numerically identical to grams per cubic centimeter and to kilograms per liter, since one milliliter equals one cubic centimeter exactly. It is classified as a metric derived density unit.
Where it's used: Widely used in chemistry education and laboratory settings internationally
Uses of the Gram per Milliliter today
- Commonly used in chemistry coursework and laboratory reporting to express the density of liquids and solutions
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
Gram per Milliliter — sources
- BIPM SI Brochure — Gram and milliliter as accepted units for expressing density.
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 gram per milliliter?
1 gram per milliliter equals 0.036127292 pound per cubic inches, using the exact defined conversion factor rather than an estimate.
How do I convert gram per milliliter to pound per cubic inch?
Multiply the gram per milliliter 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 gram per milliliter?
Use the reverse factor: 1 pound per cubic inch equals 27.67990471 grams per milliliter. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per milliliter?
Gram per Milliliter (g/mL) measures density. Numerically identical to grams per cubic centimeter and to kilograms per liter, since one milliliter equals one cubic centimeter exactly. 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 gram per milliliter to pound per cubic inch conversion exact?
Yes. Numerically identical to grams per cubic centimeter and to kilograms per liter, since one milliliter equals one cubic centimeter exactly. That fixed definition is what the converter above uses, so any rounding you see is a display choice, not a limitation of the math.
Where is the gram per milliliter still used today?
Widely used in chemistry education and laboratory settings internationally
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.