Convert Percent per kelvin to Millimetres per metre per degree Fahrenheit
Convert Percent per kelvin (%/K) to Millimetres per metre per degree Fahrenheit (mm/(m·°F)) instantly and accurately.
Conversion Formula
mm/(m·°F) = %/K × 5.555555556
About Percent per kelvin
The %/K equals exactly 10⁻² /K = 10 000 ppm/K and is used for high-CTE materials such as polymers, foams, and rubber. PTFE: ≈0.0135 %/K; HDPE: ≈0.015 %/K; natural rubber: ≈0.06 %/K; silicone rubber: ≈0.10 %/K. 1 %/K = 10⁻² /K = 10 mm/(m·K) = 10 000 ppm/K.
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.
Quick Reference Table
| Percent per kelvin (%/K) | Millimetres per metre per degree Fahrenheit (mm/(m·°F)) |
|---|---|
| 1 %/K | 5.55556 mm/(m·°F) |
| 2 %/K | 11.1111 mm/(m·°F) |
| 5 %/K | 27.7778 mm/(m·°F) |
| 10 %/K | 55.5556 mm/(m·°F) |
| 25 %/K | 138.889 mm/(m·°F) |
| 50 %/K | 277.778 mm/(m·°F) |
| 100 %/K | 555.556 mm/(m·°F) |