Convert Watt per square metre kelvin to Milliwatt per square metre kelvin

Convert Watt per square metre kelvin (W/(m²·K)) to Milliwatt per square metre kelvin (mW/(m²·K)) instantly and accurately.

Watt per square metre kelvin (W/(m²·K))
Milliwatt per square metre kelvin (mW/(m²·K))

Conversion Formula

mW/(m²·K) = W/(m²·K) × 1000

About Watt per square metre kelvin

The watt per square metre kelvin (W/(m²·K)) is the SI coherent unit for heat transfer coefficient (ISO 80000-5). Typical values: free convection in still air 2-25 W/(m²·K), forced-air cooling 25-250 W/(m²·K), natural water convection 200-1000 W/(m²·K), forced water up to 10 000 W/(m²·K), nucleate boiling up to 100 000 W/(m²·K). 1 W/(m²·K) = 1 J/(s·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

Watt per square metre kelvin (W/(m²·K))Milliwatt per square metre kelvin (mW/(m²·K))
1 W/(m²·K)1000 mW/(m²·K)
2 W/(m²·K)2000 mW/(m²·K)
5 W/(m²·K)5000 mW/(m²·K)
10 W/(m²·K)10000 mW/(m²·K)
25 W/(m²·K)25000 mW/(m²·K)
50 W/(m²·K)50000 mW/(m²·K)
100 W/(m²·K)100000 mW/(m²·K)

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