Convert Millimetres per metre per degree Celsius to Millimetres per metre per kelvin
Convert Millimetres per metre per degree Celsius (mm/(m·°C)) to Millimetres per metre per kelvin (mm/(m·K)) instantly and accurately.
Conversion Formula
mm/(m·K) = mm/(m·°C) × 1
About Millimetres per metre per degree Celsius
The millimetre per metre per degree Celsius (mm/(m·°C)) equals exactly 10⁻³ /K = 1 mm/(m·K), since temperature intervals 1 °C = 1 K (exact). Used in European structural engineering, EN standards, and civil/mechanical design codes for expansion joint sizing. Steel rail: 0.012 mm/(m·°C); aluminium curtain wall: 0.023 mm/(m·°C). 1 mm/(m·°C) = 10⁻³ /K = 1 mm/(m·K).
About Millimetres per metre per kelvin
The mm/(m·K) equals exactly 10⁻³ /K = 1000 ppm/K and is used in structural and civil engineering for bridge girder and pipeline thermal-expansion calculations. Steel at 0.012 mm/(m·K) expands 12 mm per 100 m track per 10 K rise. Polymers: 0.07-0.20 mm/(m·K). 1 mm/(m·K) = 10⁻³ /K = 1000 ppm/K.
Quick Reference Table
| Millimetres per metre per degree Celsius (mm/(m·°C)) | Millimetres per metre per kelvin (mm/(m·K)) |
|---|---|
| 1 mm/(m·°C) | 1 mm/(m·K) |
| 2 mm/(m·°C) | 2 mm/(m·K) |
| 5 mm/(m·°C) | 5 mm/(m·K) |
| 10 mm/(m·°C) | 10 mm/(m·K) |
| 25 mm/(m·°C) | 25 mm/(m·K) |
| 50 mm/(m·°C) | 50 mm/(m·K) |
| 100 mm/(m·°C) | 100 mm/(m·K) |