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ppm per °F) to Per Degree Celsius Converter

Enter the thermal expansion in ppm per °f) below to convert it to per degree celsius.

Convert ppm per °F (µin/(in·°F)) to Per Degree Celsius (1/°C)

Enter a value in ppm per °f (µin/(in·°f)) (ppm/°F) to convert to per degree celsius (1/°c) (1/°C).

Result
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0.000009per degree celsius (1/°c)
5 ppm/°F = 0.000009 1/°C
Result updates automatically
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Reference:NIST OWM (SI Units — Length)
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Microinch per Inch-°F to Length/Length per Degree Celsius Conversion Table

Table showing various microinch per inch-°f measurements converted to per degree celsius. Click any preset value or arrow to load it into the converter.

ppm per °F (µin/(in·°F)) (ppm/°F)Per Degree Celsius (1/°C) (1/°C)
1 ppm/°F0.0000018 1/°C
10 ppm/°F0.000018 1/°C
100 ppm/°F0.00018 1/°C
1,000 ppm/°F0.0018 1/°C
10,000 ppm/°F0.018 1/°C
100,000 ppm/°F0.18 1/°C
1,000,000 ppm/°F1.8 1/°C
5,000,000 ppm/°F9 1/°C
10,000,000 ppm/°F18 1/°C
25,400,000 ppm/°F45.72 1/°C

How to Convert ppm per °F) to Per Degree Celsius

To convert ppm per °f) to per degree celsius, multiply the thermal expansion by the following conversion ratio: 0.0000018 per degree celsius/microinch per inch-°f.

Since one microinch per inch-°f is equal to 0.0000018 per degree celsius, you can use this simple formula to convert:

per degree celsius = ppm per °f) × 0.0000018

The thermal expansion in per degree celsius is equal to the thermal expansion in ppm per °f) multiplied by 0.0000018.

For example, here's how to convert 5 ppm per °f) to per degree celsius using the formula above.

per degree celsius = (5 ppm/°F × 0.0000018) = 0.000009 1/°C

How Many Per Degree Celsius Are in a Microinch per Inch-°F?

There are 0.0000018 per degree celsius in a microinch per inch-°f, which is why we use this value in the formula above.

1 ppm/°F = 0.0000018 1/°C|1 1/°C = 555,555.5555556 ppm/°F

Our microinch per inch-°f to length/length per degree celsius calculator automatically converts your thermal expansion measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

ppm per °F) and per degree celsius are both units used to measure thermal expansion. Keep reading to learn more about each unit.

What Is a Microinch per Inch-°F?

A microinch per inch-°f is a unit of thermal expansion equal to 0.0000018 per kelvin (1/K), the base unit for thermal expansion. US engineering expansion unit (1.8×10⁻⁶ /K). [1]

The microinch per inch-°f is classified as a US customary unit of thermal expansion. ppm per °F) can be abbreviated as ppm/°F; for example, 1 microinch per inch-°f can be written as 1 ppm/°F.

In the metric system, "micro" is the standard SI prefix for millionths, or 10⁻⁶. This makes the microinch per inch-°f (ppm/°F) a convenient decimal multiple of the length/length per kelvin (1/K).

In practice, ppm per °f) (ppm/°F) are widely used across fine-tolerance laboratory, analytical, and micro-scale thermal expansion measurements within US customary workflows, engineering documentation, and technical data sheets.

What Is a Length/Length per Degree Celsius?

A length/length per degree celsius is a unit of thermal expansion equal to 1 per kelvin (1/K), the base unit for thermal expansion. Fractional thermal expansion per degree Celsius. [2]

The length/length per degree celsius is classified as a metric and SI-compatible unit of thermal expansion. Per Degree Celsius can be abbreviated as 1/°C; for example, 1 length/length per degree celsius can be written as 1 1/°C.

When working with per degree celsius (1/°C) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.

In practice, per degree celsius (1/°C) are widely used across standard thermal expansion applications within SI metric workflows, engineering documentation, and technical data sheets.

When converting thermal expansion between ppm per °f) (ppm/°F) and per degree celsius (1/°C), keep full floating-point precision (1 ppm/°F = 0.0000018 1/°C; 1 1/°C = 555,555.5555556 ppm/°F) during intermediate calculations and round only the final length/length per degree celsius figure to match your instrument tolerance.

More Microinch per Inch-°F & Length/Length per Degree Celsius Conversions

Need to calculate in the opposite direction? Use our per degree celsius (1/°c) to ppm per °f (µin/(in·°f)) calculator to switch your starting unit immediately. You can also explore related tools such as converting per degree celsius (1/°c) to ppm per °f (µin/(in·°f)), converting per kelvin (1/k) to per degree celsius (1/°c), or converting per degree celsius (1/°c) to per kelvin (1/k).

Frequently Asked Questions

There are 0.0000018 per degree celsius (1/°C) in 1 microinch per inch-°f (ppm/°F). Conversely, 1 length/length per degree celsius (1/°C) is equal to 555,555.55555555 ppm per °f) (ppm/°F).

References

NIST · BIPM · ISO
  1. [1]
    NIST OWM (SI Units — Length)·Thermal Expansion Metrology Standard — ppm per °F (µin/(in·°F)) (ppm/°F) to Per Degree Celsius (1/°C) (1/°C)
    NIST OWM Standard
  2. [2]
    BIPM (SI Base Unit: Metre (m))·Unit Specifications: Microinch per Inch-°F (ppm/°F) (ppm/°F) & Length/Length per Degree Celsius (1/°C)
    BIPM Specification
  3. [3]
    NIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (ppm/°F to 1/°C)
    NIST HB 133 Reference
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