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

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

Btu/(s·ft²·°F)
J/(s·m²·K)

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

Conversion Formula

1 Btu/(s·ft²·°F) = 20441.748 J/(s·m²·K)
1 J/(s·m²·K) = 0 Btu/(s·ft²·°F)

Example

Convert 15 Btu/(s·ft²·°F) to J/(s·m²·K):

15 Btu/(s·ft²·°F) = 15 × 20441.748 J/(s·m²·K) = 306626.22 J/(s·m²·K)

Unit Information

Learn about the heat transfer coefficient units you're converting between

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

Btu/(s·ft²·°F)

Definition

The BTU (IT) per second per square foot per degree Fahrenheit (Btu/(s·ft²·°F)) is an imperial unit of heat transfer coefficient equal to approximately 20,442 watts per square meter per Kelvin. It represents the rate of heat transfer per unit area per unit temperature difference, commonly used in thermal engineering applications in the United States where imperial units are preferred.

History/Origin

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

20441.748

Offset

0

Joule per Second per Square Meter per Kelvin

J/(s·m²·K)

Definition

The joule per second per square meter per Kelvin (J/(s·m²·K)) is a unit of heat transfer coefficient equal to one watt per square meter per Kelvin. It represents the rate of heat transfer per unit area per unit temperature difference, commonly used in thermal engineering applications where joule and second units are preferred.

History/Origin

Developed for thermal engineering applications where joule and second units are preferred, this unit became standard in energy system design and thermal analysis. It provides a practical measure for heat transfer coefficient using familiar energy and time units.

Current Use

Widely used in thermal engineering, energy analysis, and industrial applications where joule and second units are preferred. It is essential for calculating heat transfer rates, designing thermal management systems, and analyzing thermal properties in energy and industrial applications.

Multiplier

1

Offset

0

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

BTU (IT) per Second per Square Foot per Degree Fahrenheit [Btu/(s·ft²·°F)] Joule per Second per Square Meter per Kelvin [J/(s·m²·K)]
1 Btu/(s·ft²·°F) 20441.748028 J/(s·m²·K)
10 Btu/(s·ft²·°F) 204417.48028 J/(s·m²·K)
25 Btu/(s·ft²·°F) 511043.7007000001 J/(s·m²·K)
50 Btu/(s·ft²·°F) 1022087.401401 J/(s·m²·K)
100 Btu/(s·ft²·°F) 2044174.802801 J/(s·m²·K)
0 Btu/(s·ft²·°F) 0E+0 J/(s·m²·K)
-10 Btu/(s·ft²·°F) -204417.48028 J/(s·m²·K)
-40 Btu/(s·ft²·°F) -817669.9211200001 J/(s·m²·K)