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BTU per gallon (US) (BTU/gal)

One BTU (IT) per US liquid gallon. Used for heating oil and fuel energy content.

What is a BTU per gallon (US)?

Symbol
BTU/gal
Quantity
Fuel Energy per Volume
Unit system
US customary
Definition
One BTU (IT) per US liquid gallon. Used for heating oil and fuel energy content.
Exact
Yes, the value is exact by definition
Source
NIST Special Publication 811 (2008), Appendix B.8

Common applications

Used in the United States for the energy content of heating oil, gasoline, diesel, propane and other liquid fuels.

BTU per gallon (US) in other fuel energy per volume units

BTU per gallon (US) quick reference

BTU per gallon (US) in other units
BTU per gallon (US)Megajoule per literMegajoule per cubic meterBTU per cubic foot
1 BTU/gal≈ 0.0002787162699 MJ/L≈ 0.2787162699 MJ/m³≈ 7.480519481 BTU/ft³
10 BTU/gal≈ 0.002787162699 MJ/L≈ 2.787162699 MJ/m³≈ 74.80519481 BTU/ft³
100 BTU/gal≈ 0.02787162699 MJ/L≈ 27.87162699 MJ/m³≈ 748.0519481 BTU/ft³
1000 BTU/gal≈ 0.2787162699 MJ/L≈ 278.7162699 MJ/m³≈ 7480.519481 BTU/ft³

Where the BTU per gallon (US) fits

The next smaller fuel energy per volume unit is the BTU per cubic foot (BTU/ft³). 1 BTU/gal ≈ 7.480519481 BTU/ft³, and 1 BTU/ft³ ≈ 0.1336805556 BTU/gal.

The next larger fuel energy per volume unit is the megajoule per cubic meter (MJ/m³). 1 BTU/gal ≈ 0.2787162699 MJ/m³, and 1 MJ/m³ ≈ 3.587878096 BTU/gal.

Frequently asked questions

How many megajoules per liter are in one BTU per gallon (US)?
One BTU per gallon (US) ≈ 0.0002787162699 MJ/L (megajoules per liter).
How many megajoules per cubic meter are in one BTU per gallon (US)?
One BTU per gallon (US) ≈ 0.2787162699 MJ/m³ (megajoules per cubic meter).
How many BTUs per cubic foot are in one BTU per gallon (US)?
One BTU per gallon (US) ≈ 7.480519481 BTU/ft³ (BTUs per cubic foot).