lb/ft³ to kg/m³ Converter
Convert lb/ft³ to kg/m³ instantly. Exact factor: 1 lbft3 = 16.018 kgm3.
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Convert lb/ft³ to kg/m³
The exact conversion factor is 1 lbft3 = 16.018 kgm3. Type any value and the result updates instantly; the math is shown beneath the board.
Worked by hand
Multiply the lb/ft³ value by 16.018 to get kg/m³.
Worked example
- Take 1 lbft3
- multiply by 16.018
- the result is 16.018 kgm3
How to use it
- Enter your lb/ft³
- Read the kg/m³ result
- Check the factor line to verify by hand
Frequently asked questions
How many kg/m³ are in one lb/ft³?
Exactly 16.018 kgm3, by the SI/NIST definition.
How do I convert kg/m³ back to lb/ft³?
Divide by 16.018 — or use the full converter where both directions are one click.
Is this rounding or exact?
The factor is exact; only the displayed decimals are rounded.