Convert Pound per Cubic Inch to Pound per Cubic Foot
Convert pounds per cubic inch to pounds per cubic foot by entering a value below.
How to Convert Pounds per Cubic Inch to Pounds per Cubic Foot
The pound per cubic inch and pound per cubic foot are both units of density. 1 pound per cubic inch equals 1728.0000004 pounds per cubic foot. This means to convert pounds per cubic inch to pounds per cubic foot, you multiply by 1728.0000004.
Formula
Step-by-Step Example
Convert 5 lb/in³ to pounds per cubic foot:
We need to convert pounds per cubic inch to pounds per cubic foot
Since 1 lb/in³ = 1728.0000004 lb/ft³, multiply by 1728.0000004
5 × 1728.0000004 = 8640.0000021
5 lb/in³ = 8640.0000021 lb/ft³
Pound per Cubic Inch to Pound per Cubic Foot Conversion Table
Quick reference table for common pound per cubic inch to pound per cubic foot conversions. Click any value for detailed calculation.
| Pounds per Cubic Inch (lb/in³) | Pounds per Cubic Foot (lb/ft³) |
|---|---|
| 0.1 lb/in³ | 172.80000004 lb/ft³ |
| 0.5 lb/in³ | 864.00000021 lb/ft³ |
| 1 lb/in³ | 1728.0000004 lb/ft³ |
| 2 lb/in³ | 3456.0000008 lb/ft³ |
| 5 lb/in³ | 8640.0000021 lb/ft³ |
| 10 lb/in³ | 17280.000004 lb/ft³ |
| 25 lb/in³ | 43200.00001 lb/ft³ |
| 50 lb/in³ | 86400.000021 lb/ft³ |
| 100 lb/in³ | 172800.00004 lb/ft³ |
About These Units
Pound per Cubic Inch (lb/in³)
Pounds per cubic inch (lb/in³) measures dense materials in engineering. Steel: 0.284 lb/in³. Aluminum: 0.098 lb/in³. Lead: 0.41 lb/in³. Used for metal stock, casting specifications, and precision manufacturing in US customary units.
Pound per Cubic Foot (lb/ft³)
Pounds per cubic foot (lb/ft³ or PCF) is the standard imperial density unit. Water: 62.4 lb/ft³. Concrete: 150 lb/ft³. Oak wood: 45 lb/ft³. Air: 0.075 lb/ft³. Used in US construction, material specifications, and structural engineering.
Frequently Asked Questions
How do I convert pounds per cubic inch to pounds per cubic foot?
To convert pounds per cubic inch to pounds per cubic foot, multiply the value by 1728.0000004. For example, 10 lb/in³ = 17280.000004 lb/ft³.
How many pounds per cubic foot are in 1 pound per cubic inch?
1 pound per cubic inch equals 1728.0000004 pounds per cubic foot.
What is the formula for pounds per cubic inch to pounds per cubic foot?
The formula is: lb/ft³ = lb/in³ × 1728.0000004.