Convert Thermochemical calorie per second per square centimetre per degree Celsius to International table BTU per second per square foot per degree Fahrenheit

Convert Thermochemical calorie per second per square centimetre per degree Celsius (cal(th)/(s·cm²·°C)) to International table BTU per second per square foot per degree Fahrenheit (BTU(IT)/(s·ft²·°F)) instantly and accurately.

Thermochemical calorie per second per square centimetre per degree Celsius (cal(th)/(s·cm²·°C))
International table BTU per second per square foot per degree Fahrenheit (BTU(IT)/(s·ft²·°F))

Conversion Formula

BTU(IT)/(s·ft²·°F) = cal(th)/(s·cm²·°C) × 2.04679169

About Thermochemical calorie per second per square centimetre per degree Celsius

The thermochemical calorie per second per square centimetre per degree Celsius (cal(th)/(s·cm²·°C)) equals exactly 41840 W/(m²·K) (1 cal(th) = 4.184 J; 1 cm² = 10⁻⁴ m²; 1 °C = 1 K). The CGS unit for very high heat transfer coefficients in plasma-facing components, ablative heat shield characterisation, and shock tube experiments in aerospace research. 1 cal(th)/(s·cm²·°C) = 41840 W/(m²·K).

About International table BTU per second per square foot per degree Fahrenheit

The international table BTU per second per square foot per degree Fahrenheit (BTU(IT)/(s·ft²·°F)) equals ≈ 20442 W/(m²·K) (= 3600 × BTU(IT)/(h·ft²·°F)). Encountered in atmospheric re-entry aerodynamic heating analysis, solid rocket motor nozzle throat design, and nuclear reactor thermal-hydraulics with peak surface heat transfer rates. 1 BTU(IT)/(s·ft²·°F) ≈ 20442 W/(m²·K).

Quick Reference Table

Thermochemical calorie per second per square centimetre per degree Celsius (cal(th)/(s·cm²·°C))International table BTU per second per square foot per degree Fahrenheit (BTU(IT)/(s·ft²·°F))
1 cal(th)/(s·cm²·°C)2.04679 BTU(IT)/(s·ft²·°F)
2 cal(th)/(s·cm²·°C)4.09358 BTU(IT)/(s·ft²·°F)
5 cal(th)/(s·cm²·°C)10.234 BTU(IT)/(s·ft²·°F)
10 cal(th)/(s·cm²·°C)20.4679 BTU(IT)/(s·ft²·°F)
25 cal(th)/(s·cm²·°C)51.1698 BTU(IT)/(s·ft²·°F)
50 cal(th)/(s·cm²·°C)102.34 BTU(IT)/(s·ft²·°F)
100 cal(th)/(s·cm²·°C)204.679 BTU(IT)/(s·ft²·°F)

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