Convert Thermochemical kilocalorie per hour per square metre per degree Celsius to Milliwatt per square metre kelvin

Convert Thermochemical kilocalorie per hour per square metre per degree Celsius (kcal(th)/(h·m²·°C)) to Milliwatt per square metre kelvin (mW/(m²·K)) instantly and accurately.

Thermochemical kilocalorie per hour per square metre per degree Celsius (kcal(th)/(h·m²·°C))
Milliwatt per square metre kelvin (mW/(m²·K))

Conversion Formula

mW/(m²·K) = kcal(th)/(h·m²·°C) × 1162.222222

About Thermochemical kilocalorie per hour per square metre per degree Celsius

The thermochemical kilocalorie per hour per square metre per degree Celsius (kcal(th)/(h·m²·°C)) equals 4184/3600 ≈ 1.1622 W/(m²·K) (1 kcal(th) = 4184 J; 1 °C = 1 K). Widely used in continental European and Soviet-era building physics, HVAC standards, and heat exchanger design manuals where wall U-values were tabulated in this unit. 1 kcal(th)/(h·m²·°C) ≈ 1.1622 W/(m²·K).

About Milliwatt per square metre kelvin

The milliwatt per square metre kelvin (mW/(m²·K)) equals 10⁻³ W/(m²·K). Used in thermal characterization of advanced superinsulation panels and cryogenic multilayer insulation (MLI) in space applications, where effective heat transfer coefficients as low as 0.5-5 mW/(m²·K) are achieved in high-vacuum multilayer systems. 1 mW/(m²·K) = 10⁻³ W/(m²·K).

Quick Reference Table

Thermochemical kilocalorie per hour per square metre per degree Celsius (kcal(th)/(h·m²·°C))Milliwatt per square metre kelvin (mW/(m²·K))
1 kcal(th)/(h·m²·°C)1162.22 mW/(m²·K)
2 kcal(th)/(h·m²·°C)2324.44 mW/(m²·K)
5 kcal(th)/(h·m²·°C)5811.11 mW/(m²·K)
10 kcal(th)/(h·m²·°C)11622.2 mW/(m²·K)
25 kcal(th)/(h·m²·°C)29055.6 mW/(m²·K)
50 kcal(th)/(h·m²·°C)58111.1 mW/(m²·K)
100 kcal(th)/(h·m²·°C)116222 mW/(m²·K)

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