Kilogram/Cubic Meter to Pound/Cubic Inch Converter

Density Converter

16 units available

Decimals:

From

To

3.612729e-5

1 kg/m³ = 3.612729e-5 lb/in³

Formula:

lb/in³ = kg/m³ × 0.0000361273

With your value: 1 kg/m³ = 3.612729e-5 lb/in³

Other Kilogram/Cubic Meter to Pound/Cubic Inch conversions

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

Kilogram/Cubic Meter to Pound/Cubic Inch Conversion Table

Kilogram/Cubic Meter (kg/m³)	Pound/Cubic Inch (lb/in³)
0.5	1.806365e-5
1	3.612729e-5
2	7.225458e-5
5	0.000181
10	0.000361
15	0.000542
20	0.000723
25	0.000903
50	0.001806
100	0.003613
250	0.009032
500	0.018064
1000	0.036127

Pound/Cubic Inch to Kilogram/Cubic Meter Conversion Table

Pound/Cubic Inch (lb/in³)	Kilogram/Cubic Meter (kg/m³)
0.5	13,839.952355
1	27,679.90471
2	55,359.80942
5	138,399.523551
10	276,799.047102
15	415,198.570653
20	553,598.094204
25	691,997.617755
50	1,383,995.23551
100	2,767,990.47102
250	6,919,976.17755
500	13,839,952.3551
1000	27,679,904.7102

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.

Kilogram/Cubic Meter (kg/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

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

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

To convert from Kilogram/Cubic Meter (kg/m³) to Pound/Cubic Inch (lb/in³), multiply the value by 3.612729e-5.

Formula: lb/in³ = kg/m³ × 0.0000361273

Reverse: kg/m³ = lb/in³ × 27,679.9047102

Step-by-Step Example

Start with your value in Kilogram/Cubic Meter. For example: 5 kg/m³
Multiply by the conversion factor: 5 x 3.612729e-5
The result is: 0.000181 lb/in³

About Kilogram/Cubic Meter

The kilogram/cubic meter (kg/m³) is a unit of density. One kilogram/cubic meter equals 1 kilogram per cubic metre. 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 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.

Frequently Asked Questions

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

There are exactly 3.612729e-5 Pound/Cubic Inch in 1 Kilogram/Cubic Meter. This means the conversion factor from Kilogram/Cubic Meter to Pound/Cubic Inch is 3.612729e-5.

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

The formula to convert Kilogram/Cubic Meter to Pound/Cubic Inch is: lb/in³ = kg/m³ × 0.0000361273. For example, to convert 10 Kilogram/Cubic Meter to Pound/Cubic Inch, you would multiply 10 by 3.612729e-5.

What is a Kilogram/Cubic Meter?