Per Kelvin to ppm per Kelvin) Converter
Enter the thermal expansion in per kelvin below to convert it to ppm per kelvin).
Convert Per Kelvin (1/K) to ppm per Kelvin (µm/(m·K))
Enter a value in per kelvin (1/k) (1/K) to convert to ppm per kelvin (µm/(m·k)) (ppm/K).
Length/Length per Kelvin to Micrometer per Meter-Kelvin Conversion Table
Table showing various length/length per kelvin measurements converted to ppm per kelvin). Click any preset value or arrow to load it into the converter.
How to Convert Per Kelvin to ppm per Kelvin)
To convert per kelvin to ppm per kelvin), multiply the thermal expansion by the following conversion ratio: 1,000,000 ppm per kelvin)/length/length per kelvin.
Since one length/length per kelvin is equal to 1,000,000 ppm per kelvin), you can use this simple formula to convert:
The thermal expansion in ppm per kelvin) is equal to the thermal expansion in per kelvin multiplied by 1,000,000.
For example, here's how to convert 10 per kelvin to ppm per kelvin) using the formula above.
How Many ppm per Kelvin) Are in a Length/Length per Kelvin?
There are 1,000,000 ppm per kelvin) in a length/length per kelvin, which is why we use this value in the formula above.
Our length/length per kelvin to micrometer per meter-kelvin calculator automatically converts your thermal expansion measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Per Kelvin and ppm per kelvin) are both units used to measure thermal expansion. Keep reading to learn more about each unit.
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. [1]
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.
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). [2]
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.
When converting thermal expansion between per kelvin (1/K) and ppm per kelvin) (ppm/K), keep full floating-point precision (1 1/K = 1,000,000 ppm/K; 1 ppm/K = 0.000001 1/K) during intermediate calculations and round only the final micrometer per meter-kelvin figure to match your instrument tolerance.
More Length/Length per Kelvin & Micrometer per Meter-Kelvin Conversions
Need to calculate in the opposite direction? Use our ppm per kelvin (µm/(m·k)) to per kelvin (1/k) converter (ppm/K to 1/K) to switch your starting unit immediately. You can also explore related tools such as converting per kelvin (1/k) to per degree celsius (1/°c), converting per kelvin (1/k) to per degree fahrenheit (1/°f), or converting per degree celsius (1/°c) to per kelvin (1/k).
Frequently Asked Questions
References
- [1]NIST OWM StandardNIST OWM (SI Units — Length)·Thermal Expansion Metrology Standard — Per Kelvin (1/K) (1/K) to ppm per Kelvin (µm/(m·K)) (ppm/K)
- [2]BIPM SpecificationBIPM (SI Base Unit: Metre (m))·Unit Specifications: Length/Length per Kelvin (1/K) & Micrometer per Meter-Kelvin (ppm/K) (ppm/K)
- [3]NIST HB 133 ReferenceNIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (1/K to ppm/K)