ppm per Kelvin) to Per Kelvin Converter
Enter the thermal expansion in ppm per kelvin) below to convert it to per kelvin.
Convert ppm per Kelvin (µm/(m·K)) to Per Kelvin (1/K)
Enter a value in ppm per kelvin (µm/(m·k)) (ppm/K) to convert to per kelvin (1/k) (1/K).
Micrometer per Meter-Kelvin to Length/Length per Kelvin Conversion Table
Table showing various micrometer per meter-kelvin measurements converted to per kelvin. Click any preset value or arrow to load it into the converter.
| ppm per Kelvin (µm/(m·K)) (ppm/K) | Per Kelvin (1/K) (1/K) |
|---|---|
| 1 ppm/K | 0.000001 1/K |
| 10 ppm/K | 0.00001 1/K |
| 100 ppm/K | 0.0001 1/K |
| 1,000 ppm/K | 0.001 1/K |
| 10,000 ppm/K | 0.01 1/K |
| 100,000 ppm/K | 0.1 1/K |
| 1,000,000 ppm/K | 1 1/K |
| 5,000,000 ppm/K | 5 1/K |
| 10,000,000 ppm/K | 10 1/K |
| 25,400,000 ppm/K | 25.4 1/K |
How to Convert ppm per Kelvin) to Per Kelvin
To convert ppm per kelvin) to per kelvin, multiply the thermal expansion by the following conversion ratio: 0.000001 per kelvin/micrometer per meter-kelvin.
Since one micrometer per meter-kelvin is equal to 0.000001 per kelvin, you can use this simple formula to convert:
The thermal expansion in per kelvin is equal to the thermal expansion in ppm per kelvin) multiplied by 0.000001.
For example, here's how to convert 10 ppm per kelvin) to per kelvin using the formula above.
How Many Per Kelvin Are in a Micrometer per Meter-Kelvin?
There are 0.000001 per kelvin in a micrometer per meter-kelvin, which is why we use this value in the formula above.
Our micrometer per meter-kelvin to length/length per kelvin calculator automatically converts your thermal expansion measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
ppm per Kelvin) and per kelvin are both units used to measure thermal expansion. Keep reading to learn more about each unit.
What Is a Micrometer per Meter-Kelvin?
A micrometer per meter-kelvin is a unit of thermal expansion equal to 1/1,000,000 of a length/length per kelvin (0.000001 1/K). Engineering thermal expansion unit (10⁻⁶ /K). [1]
The micrometer per meter-kelvin is classified as a metric and SI-compatible unit of thermal expansion. ppm per Kelvin) can be abbreviated as ppm/K; for example, 1 micrometer per meter-kelvin can be written as 1 ppm/K.
In the metric system, "micro" is the standard SI prefix for millionths, or 10⁻⁶. This makes the micrometer per meter-kelvin (ppm/K) a convenient decimal multiple of the length/length per kelvin (1/K).
In practice, ppm per kelvin) (ppm/K) are widely used across fine-tolerance laboratory, analytical, and micro-scale thermal expansion measurements within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Length/Length per Kelvin?
SI fractional thermal expansion per kelvin. It serves as a primary reference unit for measuring thermal expansion across scientific and practical applications. [2]
The length/length per kelvin is classified as an International System of Units (SI) unit of thermal expansion. Per Kelvin can be abbreviated as 1/K; for example, 1 length/length per kelvin can be written as 1 1/K.
As the primary coherent reference unit for thermal expansion in this category, all other thermal expansion units are mathematically anchored to the length/length per kelvin (1/K).
In practice, per kelvin (1/K) are widely used across standard thermal expansion applications within International System of Units (SI) workflows, engineering documentation, and technical data sheets.
When converting thermal expansion between ppm per kelvin) (ppm/K) and per kelvin (1/K), keep full floating-point precision (1 ppm/K = 0.000001 1/K; 1 1/K = 1,000,000 ppm/K) during intermediate calculations and round only the final length/length per kelvin figure to match your instrument tolerance.
More Micrometer per Meter-Kelvin & Length/Length per Kelvin Conversions
Need to calculate in the opposite direction? Use our per kelvin (1/k) to ppm per kelvin (µm/(m·k)) converter (1/K to ppm/K) to switch your starting unit immediately. You can also explore related tools such as converting per degree celsius (1/°c) to per kelvin (1/k), converting per degree fahrenheit (1/°f) to per kelvin (1/k), or converting per kelvin (1/k) to per degree celsius (1/°c).
Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Thermal Expansion Metrology Standard — ppm per Kelvin (µm/(m·K)) (ppm/K) to Per Kelvin (1/K) (1/K)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Micrometer per Meter-Kelvin (ppm/K) (ppm/K) & Length/Length per Kelvin (1/K)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (ppm/K to 1/K)