Length per Length per Degree Rankine to Length per Length per Kelvin Conversion

Convert between Length per Length per Degree Rankine and Length per Length per Kelvin quickly and accurately.

°R⁻¹
1/K

How to Convert Length per Length per Degree Rankine to Length per Length per Kelvin

Conversion Formula

1 °R⁻¹ = 1.8 1/K
1 1/K = 0.556 °R⁻¹

Example

Convert 15 °R⁻¹ to 1/K:

15 °R⁻¹ = 15 × 1.8 1/K = 27 1/K

Unit Information

Learn about the thermal expansion units you're converting between

Length per Length per Degree Rankine

°R⁻¹

Definition

The length per length per degree Rankine (°R⁻¹) is a unit of thermal expansion coefficient equal to 1.8 per kelvin. It represents the fractional change in length per unit temperature change in the Rankine scale, providing an absolute temperature-based measure for thermal expansion calculations.

History/Origin

Developed as part of the Rankine absolute temperature scale system, this unit provides thermal expansion measurements in absolute temperature units. It maintains the same relationship as the Fahrenheit unit but is used in contexts requiring absolute temperature measurements.

Current Use

Used in specialized engineering applications, particularly in thermodynamics and heat transfer calculations where absolute temperature measurements are required. It is commonly found in power generation, refrigeration, and aerospace engineering applications.

Multiplier

1.8

Offset

0

Length per Length per Kelvin

1/K

Definition

The length per length per kelvin (1/K) is the SI unit of thermal expansion coefficient, representing the fractional change in length per unit temperature change. It quantifies how much a material expands or contracts when subjected to temperature changes, making it essential for materials science and engineering applications.

History/Origin

Derived from the fundamental relationship between temperature and dimensional changes in materials, this unit became standardized with the adoption of the International System of Units. It provides a consistent measure for thermal expansion behavior across different materials and temperature scales.

Current Use

Widely used in materials science, mechanical engineering, and construction for designing components that experience temperature variations. It is essential for calculating thermal stresses, designing expansion joints, and predicting dimensional changes in structures and machinery.

Multiplier

1

Offset

0

Length per Length per Degree Rankine to Length per Length per Kelvin Conversion Table

Length per Length per Degree Rankine [°R⁻¹] Length per Length per Kelvin [1/K]
1 °R⁻¹ 1.8 1/K
10 °R⁻¹ 18 1/K
25 °R⁻¹ 45 1/K
50 °R⁻¹ 90 1/K
100 °R⁻¹ 180 1/K
0 °R⁻¹ 0E+0 1/K
-10 °R⁻¹ -18 1/K
-40 °R⁻¹ -72 1/K