Convert Per degree Celsius to Millimetres per metre per degree Celsius

Convert Per degree Celsius (1/°C) to Millimetres per metre per degree Celsius (mm/(m·°C)) instantly and accurately.

Per degree Celsius (1/°C)
Millimetres per metre per degree Celsius (mm/(m·°C))

Conversion Formula

mm/(m·°C) = 1/°C × 1000

About Per degree Celsius

The per degree Celsius (1/°C = °C⁻¹) equals exactly 1/K since temperature intervals 1 °C = 1 K (exact). Common in European and ISO standards, chemistry textbooks, and physics literature as an alternative notation for the SI unit 1/K. A material with α = 12 × 10⁻⁶ /K is identically expressed as 12 × 10⁻⁶ /°C. 1 /°C = 1 /K = 10⁶ ppm/K.

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).

Quick Reference Table

Per degree Celsius (1/°C)Millimetres per metre per degree Celsius (mm/(m·°C))
1 1/°C1000 mm/(m·°C)
2 1/°C2000 mm/(m·°C)
5 1/°C5000 mm/(m·°C)
10 1/°C10000 mm/(m·°C)
25 1/°C25000 mm/(m·°C)
50 1/°C50000 mm/(m·°C)
100 1/°C100000 mm/(m·°C)

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