kilocalorie (thermochemical) to BTU (International Table)
1 kilocalorie (thermochemical) equals 3.96567 BTU (International Table), and 1 BTU (International Table) equals 0.252164 kilocalorie (thermochemical).
Conversion formula
BTU = kcal × 3.96567
To convert kilocalorie (thermochemical) to BTU (International Table), multiply the value by 3.96567.
Conversion table
| 1 kcal | 3.96567 BTU |
|---|---|
| 2 kcal | 7.93133 BTU |
| 5 kcal | 19.8283 BTU |
| 10 kcal | 39.6567 BTU |
| 25 kcal | 99.1417 BTU |
| 50 kcal | 198.283 BTU |
| 100 kcal | 396.567 BTU |
| 500 kcal | 1982.83 BTU |
| 1000 kcal | 3965.67 BTU |
Reverse conversion table
| 1 BTU | 0.252164 kcal |
|---|---|
| 2 BTU | 0.504329 kcal |
| 5 BTU | 1.26082 kcal |
| 10 BTU | 2.52164 kcal |
| 25 BTU | 6.30411 kcal |
| 50 BTU | 12.6082 kcal |
| 100 BTU | 25.2164 kcal |
| 500 BTU | 126.082 kcal |
| 1000 BTU | 252.164 kcal |
Key facts
| 1 kilocalorie (thermochemical) | 3.96567 BTU (International Table) |
|---|---|
| 1 BTU (International Table) | 0.252164 kilocalorie (thermochemical) |
Frequently asked questions
How do I convert kilocalorie (thermochemical) to BTU (International Table)?
Multiply the kilocalorie (thermochemical) value by 3.96567 to get BTU (International Table). For example, 10 kilocalorie (thermochemical) = 39.6567 BTU (International Table).
How do I convert BTU (International Table) back to kilocalorie (thermochemical)?
Divide the BTU (International Table) value by 3.96567 (equivalently, multiply by 0.252164) to get kilocalorie (thermochemical).
Reverse conversion
Printable A4 conversion cheat sheet — see the Downloads page