Kilojoule per kilogram to BTU per pound Converter
1 kilojoule per kilogram is about 0.4299226139 BTUs per pound. Convert kilojoules per kilogram (kJ/kg) to BTUs per pound (BTU/lb) below: type a value and the result updates as you type.
kJ/kg to BTU/lb calculator
Result
Kilojoule per kilogram to BTU per pound conversion
1 kJ/kg ≈ 0.4299226139 BTU/lbone kilojoule per kilogram in BTUs per pound
1 BTU/lb = 2.326 kJ/kgone BTU per pound in kilojoules per kilogram
Kilojoule per kilogram (kJ/kg): Exactly 1000 J/kg, the same as one joule per gram. Used in steam tables.
BTU per pound (BTU/lb): One BTU (IT) per avoirdupois pound: exactly 2326 J/kg.
Source:Kilojoule per kilogram: SI Brochure, 9th edition (BIPM, 2019); BTU per pound: NIST Special Publication 811 (2008), Appendix B.8
How to convert kilojoules per kilogram to BTUs per pound
To convert kilojoules per kilogram to BTUs per pound, divide the number of kilojoules per kilogram by 2.326.
Formula
BTU/lb = kJ/kg ÷ 2.326
Examples
- 5 kJ/kg = 5 ÷ 2.326 ≈ 2.14961307 BTU/lb
- 25 kJ/kg = 25 ÷ 2.326 ≈ 10.74806535 BTU/lb
- 100 kJ/kg = 100 ÷ 2.326 ≈ 42.99226139 BTU/lb
Kilojoule per kilogram to BTU per pound conversion table
| Kilojoule per kilogram (kJ/kg) | BTU per pound (BTU/lb) |
|---|---|
| 0.1 kJ/kg | 0.04299226139 BTU/lb |
| 0.5 kJ/kg | 0.214961307 BTU/lb |
| 1 kJ/kg | 0.4299226139 BTU/lb |
| 2 kJ/kg | 0.8598452279 BTU/lb |
| 3 kJ/kg | 1.289767842 BTU/lb |
| 5 kJ/kg | 2.14961307 BTU/lb |
| 10 kJ/kg | 4.299226139 BTU/lb |
| 20 kJ/kg | 8.598452279 BTU/lb |
| 25 kJ/kg | 10.74806535 BTU/lb |
| 50 kJ/kg | 21.4961307 BTU/lb |
| 100 kJ/kg | 42.99226139 BTU/lb |
| 250 kJ/kg | 107.4806535 BTU/lb |
| 500 kJ/kg | 214.961307 BTU/lb |
| 1000 kJ/kg | 429.9226139 BTU/lb |
Values rounded to 10 significant digits where needed.
Frequently asked questions
- How many BTUs per pound are in one kilojoule per kilogram?
- One kilojoule per kilogram is about 0.4299226139 BTUs per pound.
- How do I convert BTUs per pound to kilojoules per kilogram?
- To convert BTUs per pound to kilojoules per kilogram, multiply the number of BTUs per pound by 2.326. The formula is kJ/kg = BTU/lb × 2.326.
- Is this conversion exact?
- Yes. Both units have exact definitions and the factor 2.326 is exact. Displayed results are only rounded when they have many decimal places.
- Which is larger, a kilojoule per kilogram or a BTU per pound?
- A BTU per pound is 2.326 times larger than a kilojoule per kilogram. In other words, a kilojoule per kilogram is about 0.4299226139 of a BTU per pound.