Convert Millijoule per cubic metre to International table BTU per cubic foot
Convert Millijoule per cubic metre (mJ/m³) to International table BTU per cubic foot (BTU(IT)/ft³) instantly and accurately.
Conversion Formula
BTU(IT)/ft³ = mJ/m³ × 2.683919199e-8
About Millijoule per cubic metre
The millijoule per cubic metre (mJ/m³) equals 10⁻³ J/m³. Used in radiation physics for describing energy densities of laser pulses in large volumes and in some acoustic energy density contexts. 1 mJ/m³ = 10⁻³ J/m³ = 10³ µJ/m³.
About International table BTU per cubic foot
The international table BTU per cubic foot (BTU(IT)/ft³) equals 1055.05585262 J / (0.3048)³ m³ ≈ 37258.95 J/m³. Standard in US and Canadian gas industry for expressing the gross calorific value of natural gas as distributed (pipeline quality gas ≈ 1000 BTU/ft³). 1 BTU(IT)/ft³ ≈ 37.26 kJ/m³ ≈ 10.35 Wh/m³.
Quick Reference Table
| Millijoule per cubic metre (mJ/m³) | International table BTU per cubic foot (BTU(IT)/ft³) |
|---|---|
| 1 mJ/m³ | 2.684 × 10-8 BTU(IT)/ft³ |
| 2 mJ/m³ | 5.368 × 10-8 BTU(IT)/ft³ |
| 5 mJ/m³ | 1.342 × 10-7 BTU(IT)/ft³ |
| 10 mJ/m³ | 2.684 × 10-7 BTU(IT)/ft³ |
| 25 mJ/m³ | 6.71 × 10-7 BTU(IT)/ft³ |
| 50 mJ/m³ | 1.342 × 10-6 BTU(IT)/ft³ |
| 100 mJ/m³ | 2.684 × 10-6 BTU(IT)/ft³ |