Convert Millimetres per metre per degree Fahrenheit to Per degree Celsius
Convert Millimetres per metre per degree Fahrenheit (mm/(m·°F)) to Per degree Celsius (1/°C) instantly and accurately.
Conversion Formula
1/°C = mm/(m·°F) × 0.0018
About Millimetres per metre per degree Fahrenheit
The mm/(m·°F) equals 9/5 × 10⁻³ /K ≈1.8 × 10⁻³ /K, combining metric displacement with Fahrenheit temperature. It appears in US-origin pipeline and structural reports where dimensions are given in metres but temperatures in °F. Steel: ≈0.00667 mm/(m·°F); aluminium: ≈0.01283 mm/(m·°F). 1 mm/(m·°F) = 9/5 × 10⁻³ /K.
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.
Quick Reference Table
| Millimetres per metre per degree Fahrenheit (mm/(m·°F)) | Per degree Celsius (1/°C) |
|---|---|
| 1 mm/(m·°F) | 0.0018 1/°C |
| 2 mm/(m·°F) | 0.0036 1/°C |
| 5 mm/(m·°F) | 0.009 1/°C |
| 10 mm/(m·°F) | 0.018 1/°C |
| 25 mm/(m·°F) | 0.045 1/°C |
| 50 mm/(m·°F) | 0.09 1/°C |
| 100 mm/(m·°F) | 0.18 1/°C |