Convert Per degree Fahrenheit to Percent per degree Fahrenheit
Convert Per degree Fahrenheit (1/°F) to Percent per degree Fahrenheit (%/°F) instantly and accurately.
Conversion Formula
%/°F = 1/°F × 100
About Per degree Fahrenheit
The per degree Fahrenheit (1/°F = °F⁻¹) equals exactly 9/5 /K = 1.8 /K and is the imperial counterpart of the SI unit. Found in ASME boiler and pressure vessel codes, ASHRAE engineering tables, and UL material data sheets. Iron: ≈6.7 × 10⁻⁶ /°F; ordinary glass: ≈4.9 × 10⁻⁶ /°F. 1 /°F = 9/5 /K (= 1/°R).
About Percent per degree Fahrenheit
The %/°F equals 9/5 × 10⁻² /K ≈ 0.018 /K, the Fahrenheit percent-expansion unit used in US polymer and rubber industry specifications. PTFE: ≈0.0075 %/°F; HDPE: ≈0.0083 %/°F; silicone rubber: ≈0.056 %/°F. 1 %/°F = 9/5 × 10⁻² /K ≈1.8 %/K.
Quick Reference Table
| Per degree Fahrenheit (1/°F) | Percent per degree Fahrenheit (%/°F) |
|---|---|
| 1 1/°F | 100 %/°F |
| 2 1/°F | 200 %/°F |
| 5 1/°F | 500 %/°F |
| 10 1/°F | 1000 %/°F |
| 25 1/°F | 2500 %/°F |
| 50 1/°F | 5000 %/°F |
| 100 1/°F | 10000 %/°F |