Convert International table kilocalorie per hour per square metre to International table BTU per hour per square inch

Convert International table kilocalorie per hour per square metre (kcal(IT)/(h·m²)) to International table BTU per hour per square inch (BTU(IT)/(h·in²)) instantly and accurately.

International table kilocalorie per hour per square metre (kcal(IT)/(h·m²))
International table BTU per hour per square inch (BTU(IT)/(h·in²))

Conversion Formula

BTU(IT)/(h·in²) = kcal(IT)/(h·m²) × 0.002560201795

About International table kilocalorie per hour per square metre

The international table kilocalorie per hour per square metre (kcal(IT)/(h·m²)) equals 4186.8/3600 ≈ 1.1633 W/m² (1 kcal(IT) = 4186.8 J; 1 h = 3600 s). The IT variant used in steam engineering, solar thermal collector standards, and process heat calculations. 1 kcal(IT)/(h·m²) ≈ 1.1633 W/m².

About International table BTU per hour per square inch

The international table BTU per hour per square inch (BTU(IT)/(h·in²)) equals 1055.05585262/(3600×6.4516×10⁻⁴) ≈ 454.26 W/m². Used for high heat flux applications such as electronic component cooling, jet engine combustor walls, and nuclear fuel assembly design in US customary units. 1 BTU(IT)/(h·in²) ≈ 454.26 W/m².

Quick Reference Table

International table kilocalorie per hour per square metre (kcal(IT)/(h·m²))International table BTU per hour per square inch (BTU(IT)/(h·in²))
1 kcal(IT)/(h·m²)0.0025602 BTU(IT)/(h·in²)
2 kcal(IT)/(h·m²)0.0051204 BTU(IT)/(h·in²)
5 kcal(IT)/(h·m²)0.012801 BTU(IT)/(h·in²)
10 kcal(IT)/(h·m²)0.025602 BTU(IT)/(h·in²)
25 kcal(IT)/(h·m²)0.064005 BTU(IT)/(h·in²)
50 kcal(IT)/(h·m²)0.12801 BTU(IT)/(h·in²)
100 kcal(IT)/(h·m²)0.25602 BTU(IT)/(h·in²)

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