BTU/pounds to Kilojoule/kilograms (BTU/lb to kJ/kg)

Free online btu/pound to kilojoule/kilogram converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.

FUEL EFFICIENCY (MASS) CONVERTER — INSTANT RESULT
Formula: multiply the btu/pound value by 2.32600032 — i.e. kJ/kg = BTU/lb × 2.32600032
Quick check: 1 BTU/lb = 2.32600032 kJ/kg

BTU/pounds to Kilojoule/kilograms conversion table

BTU/pounds (BTU/lb)Kilojoule/kilograms (kJ/kg)
1 BTU/lb2.32600032 kJ/kg
2 BTU/lb4.65200065 kJ/kg
3 BTU/lb6.97800097 kJ/kg
4 BTU/lb9.3040013 kJ/kg
5 BTU/lb11.63000162 kJ/kg
6 BTU/lb13.95600195 kJ/kg
7 BTU/lb16.28200227 kJ/kg
8 BTU/lb18.6080026 kJ/kg
9 BTU/lb20.93400292 kJ/kg
10 BTU/lb23.26000324 kJ/kg
15 BTU/lb34.89000487 kJ/kg
20 BTU/lb46.52000649 kJ/kg
25 BTU/lb58.15000811 kJ/kg
30 BTU/lb69.78000973 kJ/kg
40 BTU/lb93.04001298 kJ/kg
50 BTU/lb116.30001622 kJ/kg
75 BTU/lb174.45002433 kJ/kg
100 BTU/lb232.60003244 kJ/kg
250 BTU/lb581.5000811 kJ/kg
500 BTU/lb1,163.0001622 kJ/kg
1,000 BTU/lb2,326.0003244 kJ/kg

How to convert btu/pounds to kilojoule/kilograms

To convert btu/pounds to kilojoule/kilograms, multiply the amount in btu/pounds by 2.32600032. For example, 10 BTU/lb = 23.26000324 kJ/kg. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.

Convert specific energy (heating value) of fuels between J/kg, kcal/kg and BTU/lb. Gasoline's lower heating value is about 44 MJ/kg.

Frequently asked questions

How many kilojoule/kilograms are in one btu/pound?
One btu/pound is exactly 2.32600032 kilojoule/kilograms.
How do I convert BTU/lb to kJ/kg?
Multiply the BTU/lb value by 2.32600032 to get kJ/kg. The converter at the top of this page does this automatically and works in both directions.
How much is 100 btu/pounds in kilojoule/kilograms?
100 btu/pounds equals 232.60003244 kilojoule/kilograms.

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