How to Convert BTU/(lb·°F) to J/(kg·K)
To convert btu/(lb·°f) to j/(kg·k), multiply the value by 4186.8.
The Formula
J/(kg·K) = BTU/(lb·°F) × 4186.8
Key Fact
1 btu per pound-fahrenheit = 4186.8 j/(kg·k)
Tip: To convert j/(kg·k) back to btu/(lb·°f), divide by 4186.8.