Convert Millimetres per metre per degree Celsius to Per millikelvin
Convert Millimetres per metre per degree Celsius (mm/(m·°C)) to Per millikelvin (1/mK) instantly and accurately.
Conversion Formula
1/mK = mm/(m·°C) × 1.000000000e-6
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 Per millikelvin
The per millikelvin (1/mK) equals exactly 10³ /K and is encountered in cryogenic physics where working temperatures lie in the millikelvin range. Near quantum phase transitions and magnetic ordering temperatures, anomalous CTE values can reach orders far above room-temperature CTE. 1 /mK = 10³ /K = 10⁹ ppm/K.
Quick Reference Table
| Millimetres per metre per degree Celsius (mm/(m·°C)) | Per millikelvin (1/mK) |
|---|---|
| 1 mm/(m·°C) | 1 × 10-6 1/mK |
| 2 mm/(m·°C) | 2 × 10-6 1/mK |
| 5 mm/(m·°C) | 5 × 10-6 1/mK |
| 10 mm/(m·°C) | 1 × 10-5 1/mK |
| 25 mm/(m·°C) | 2.5 × 10-5 1/mK |
| 50 mm/(m·°C) | 5 × 10-5 1/mK |
| 100 mm/(m·°C) | 1 × 10-4 1/mK |