Pound/Cubic Inch to Gram/Cubic Meter Converter

Density Converter

16 units available

Decimals:

From

To

27,679,904.7102

1 lb/in³ = 27,679,904.7102 g/m³

Formula:

g/m³ = lb/in³ × 27,679,904.7102

With your value: 1 lb/in³ = 27,679,904.7102 g/m³

Other Pound/Cubic Inch to Gram/Cubic Meter conversions

2 lb/in³ to g/m³ 3 lb/in³ to g/m³ 4 lb/in³ to g/m³ 5 lb/in³ to g/m³ 6 lb/in³ to g/m³ 7 lb/in³ to g/m³ 8 lb/in³ to g/m³

Pound/Cubic Inch to Gram/Cubic Meter Conversion Table

Pound/Cubic Inch (lb/in³)	Gram/Cubic Meter (g/m³)
0.5	13,839,952.3551
1	27,679,904.7102
2	55,359,809.4204
5	138,399,523.551
10	276,799,047.102
15	415,198,570.653
20	553,598,094.204
25	691,997,617.755
50	1,383,995,235.51
100	2,767,990,471.02
250	6,919,976,177.55
500	13,839,952,355.1
1000	27,679,904,710.2

Gram/Cubic Meter to Pound/Cubic Inch Conversion Table

Gram/Cubic Meter (g/m³)	Pound/Cubic Inch (lb/in³)
0.5	1.806365e-8
1	3.612729e-8
2	7.225458e-8
5	1.806365e-7
10	3.612729e-7
15	5.419094e-7
20	7.225458e-7
25	9.031823e-7
50	1.806365e-6
100	3.612729e-6
250	9.031823e-6
500	1.806365e-5
1000	3.612729e-5

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Pound/Cubic Inch (lb/in³)

Density

Exact conversion

Derived from mass per unit volume using the definitions above.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Gram/Cubic Meter (g/m³)

Density

Exact conversion

Derived from mass per unit volume using the definitions above.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Pound/Cubic Inch to Gram/Cubic Meter

To convert from Pound/Cubic Inch (lb/in³) to Gram/Cubic Meter (g/m³), multiply the value by 27,679,904.7102.

Formula: g/m³ = lb/in³ × 27,679,904.7102

Reverse: lb/in³ = g/m³ × 3.612729e-8

Step-by-Step Example

Start with your value in Pound/Cubic Inch. For example: 5 lb/in³
Multiply by the conversion factor: 5 x 27,679,904.7102
The result is: 138,399,523.551 g/m³

About Pound/Cubic Inch

The pound/cubic inch (lb/in³) is a unit of density. One pound/cubic inch equals 27679.90471 kilogram per cubic metres. UnitConvertLab converts it against every other density unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: density calculations, engineering and science, education.

About Gram/Cubic Meter

The gram/cubic meter (g/m³) is a unit of density. One gram/cubic meter equals 0.001 kilogram per cubic metres. UnitConvertLab converts it against every other density unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: density calculations, engineering and science, education.

Frequently Asked Questions

How many Gram/Cubic Meter are in 1 Pound/Cubic Inch?

There are exactly 27,679,904.7102 Gram/Cubic Meter in 1 Pound/Cubic Inch. This means the conversion factor from Pound/Cubic Inch to Gram/Cubic Meter is 27,679,904.7102.

What is the formula to convert Pound/Cubic Inch to Gram/Cubic Meter?

The formula to convert Pound/Cubic Inch to Gram/Cubic Meter is: g/m³ = lb/in³ × 27,679,904.7102. For example, to convert 10 Pound/Cubic Inch to Gram/Cubic Meter, you would multiply 10 by 27,679,904.7102.

What is a Pound/Cubic Inch?