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Thermal Expansion Converter

Convert coefficients of thermal expansion between 1/K, 1/°C, 1/°F and ppm per degree.

Result

1.81/K

1 Per degree Fahrenheit = 1.8 Per kelvin

1 1/°F in every unit
Per kelvin1.8 1/K
Per degree Celsius1.8 1/°C
Per degree Fahrenheit1 1/°F
Per degree Rankine1 1/°R
Part per million per kelvin1,800,000 ppm/K
Part per million per °F1,000,000 ppm/°F

Show the work

  1. Find the conversion factor from Per degree Fahrenheit to Per kelvin

    1 1/°F = 1.8 1/K

    factor = 1.8 ÷ 1 = 1.8 1/K per 1/°F

  2. Multiply by the factor: 1/°F cancels, leaving 1/K

    1/K = 1/°F × (1/K per 1/°F)

    1 1/°F × 1.8 1/K per 1/°F = 1.8 1/K

How it works

1 1/°F = 1.8 1/K, so 1/K = 1/°F × 1.8

Per degree Fahrenheit to Per kelvin table

Per degree FahrenheitPer kelvin
1 1/°F1.8 1/K
2 1/°F3.6 1/K
5 1/°F9 1/K
10 1/°F18 1/K
20 1/°F36 1/K
50 1/°F90 1/K
100 1/°F180 1/K
1,000 1/°F1,800 1/K

Questions

How do I convert per degree fahrenheit to per kelvin?
Multiply by 1.8. For example, 10 1/°F = 18 1/K.
Which units does the thermal expansion converter support?
Per kelvin (1/K), Per degree Celsius (1/°C), Per degree Fahrenheit (1/°F), Per degree Rankine (1/°R), Part per million per kelvin (ppm/K), Part per million per °F (ppm/°F).

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