Convert Milliwatt per metre kelvin to Watt per metre degree Celsius
Convert Milliwatt per metre kelvin (mW/(m·K)) to Watt per metre degree Celsius (W/(m·°C)) instantly and accurately.
Conversion Formula
W/(m·°C) = mW/(m·K) × 0.001
About Milliwatt per metre kelvin
The milliwatt per metre kelvin (mW/(m·K)) equals exactly 10⁻³ W/(m·K). Used for gases and ultra-low thermal conductivity solids: still air ≈26 mW/(m·K), CO₂ ≈16 mW/(m·K), aerogels 12-20 mW/(m·K), vacuum insulation panels ≈5 mW/(m·K). Standard insulation products are typically specified in mW/(m·K). 1 mW/(m·K) = 10⁻³ W/(m·K) = 0.1 mW/(cm·K).
About Watt per metre degree Celsius
The watt per metre degree Celsius (W/(m·°C)) equals exactly 1 W/(m·K) since temperature intervals 1 °C = 1 K. Widely used in building physics (EN ISO 6946), HVAC engineering, and European material datasheets as an equivalent notation. Stone: ≈2.5 W/(m·°C); softwood timber: ≈0.14 W/(m·°C); glass wool: ≈0.04 W/(m·°C). 1 W/(m·°C) = 1 W/(m·K).
Quick Reference Table
| Milliwatt per metre kelvin (mW/(m·K)) | Watt per metre degree Celsius (W/(m·°C)) |
|---|---|
| 1 mW/(m·K) | 0.001 W/(m·°C) |
| 2 mW/(m·K) | 0.002 W/(m·°C) |
| 5 mW/(m·K) | 0.005 W/(m·°C) |
| 10 mW/(m·K) | 0.01 W/(m·°C) |
| 25 mW/(m·K) | 0.025 W/(m·°C) |
| 50 mW/(m·K) | 0.05 W/(m·°C) |
| 100 mW/(m·K) | 0.1 W/(m·°C) |