Watt per Meter per Kelvin to BTU (IT) Inch per Second per Square Foot per Degree Fahrenheit Conversion

Convert between Watt per Meter per Kelvin and BTU (IT) Inch per Second per Square Foot per Degree Fahrenheit quickly and accurately.

W/(m·K)
Btu·in/(s·ft²·°F)

How to Convert Watt per Meter per Kelvin to BTU (IT) Inch per Second per Square Foot per Degree Fahrenheit

Conversion Formula

1 W/(m·K) = 0.002 Btu·in/(s·ft²·°F)
1 Btu·in/(s·ft²·°F) = 519.22 W/(m·K)

Example

Convert 15 W/(m·K) to Btu·in/(s·ft²·°F):

15 W/(m·K) = 15 × 0.002 Btu·in/(s·ft²·°F) = 0.029 Btu·in/(s·ft²·°F)

Unit Information

Learn about the thermal conductivity units you're converting between

Watt per Meter per Kelvin

W/(m·K)

Definition

The watt per meter per kelvin (W/(m·K)) is the SI unit of thermal conductivity, representing the amount of heat energy transferred per unit time through a unit area of material with a unit temperature gradient. It quantifies how effectively a material conducts heat, making it essential for thermal analysis and heat transfer calculations in engineering applications.

History/Origin

Derived from the fundamental relationship between heat flux, temperature gradient, and material properties, this unit became standardized with the adoption of the International System of Units. It provides a consistent measure for thermal conductivity across different materials and heat transfer mechanisms, enabling accurate thermal design and analysis.

Current Use

Widely used in thermal engineering, materials science, building insulation, and HVAC system design for calculating heat transfer rates and thermal performance. It is essential for designing thermal management systems, predicting temperature distributions, and optimizing thermal insulation in various applications.

Multiplier

1

Offset

0

BTU (IT) Inch per Second per Square Foot per Degree Fahrenheit

Btu·in/(s·ft²·°F)

Definition

The BTU (IT) inch per second per square foot per degree Fahrenheit (Btu·in/(s·ft²·°F)) is an imperial unit of thermal conductivity equal to approximately 519.22 watts per meter per kelvin. It represents the amount of heat energy transferred per unit time through a unit area of material with a unit temperature gradient, commonly used in thermal engineering applications in the United States.

History/Origin

Developed as part of the imperial system for thermal conductivity measurements, this unit became standard in the United States for thermal engineering and materials science applications. It provides a practical measure for thermal conductivity using familiar imperial units.

Current Use

Commonly used in thermal engineering, materials science, and HVAC applications in the United States where imperial units are preferred. It is essential for calculating heat transfer rates, designing thermal management systems, and analyzing thermal properties in imperial unit systems.

Multiplier

519.22

Offset

0

Watt per Meter per Kelvin to BTU (IT) Inch per Second per Square Foot per Degree Fahrenheit Conversion Table

Watt per Meter per Kelvin [W/(m·K)] BTU (IT) Inch per Second per Square Foot per Degree Fahrenheit [Btu·in/(s·ft²·°F)]
1 W/(m·K) 0.001926 Btu·in/(s·ft²·°F)
10 W/(m·K) 0.01926 Btu·in/(s·ft²·°F)
25 W/(m·K) 0.048149 Btu·in/(s·ft²·°F)
50 W/(m·K) 0.096298 Btu·in/(s·ft²·°F)
100 W/(m·K) 0.192596 Btu·in/(s·ft²·°F)
0 W/(m·K) 0E+0 Btu·in/(s·ft²·°F)
-10 W/(m·K) -0.01926 Btu·in/(s·ft²·°F)
-40 W/(m·K) -0.077039 Btu·in/(s·ft²·°F)