Is 1 Btu (IT) inch/hour/sq. foot/°F exactly equal to 0.1442 W/(m·K)?

The conversion rate is approximately 0.1442278889 W/(m·K), which is used for practical engineering calculations.

Can this conversion be used for materials with non-uniform thermal properties?

This conversion assumes material homogeneity and steady-state conditions; for complex materials, more detailed analysis is required.

How to Convert from Btu (IT) inch/hour/sq. foot/°F to Watt/meter/K [W/(m*K)]?

Q: Why convert from Btu (IT) inch/hour/sq. foot/°F to watt/meter/K?

Converting to watt/meter/K standardizes thermal conductivity for global compliance and enables the use of scientific heat transfer equations expressed in SI units.

Learn how to convert thermal conductivity values from Btu (IT) inch/hour/sq. foot/°F to the SI unit watt/meter/K [W/(m*K)] using a straightforward conversion factor. Understand the practical applications and contexts of this unit conversion in engineering and building science.

Btu (IT) inch/hour/sq. foot/°F

Watt/meter/K [W/(m*K)]

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Btu (IT) inch/hour/sq. foot/°F to Watt/meter/K [W/(m*K)] Conversion Table

Btu (IT) inch/hour/sq. foot/°F	Watt/meter/K [W/(m*K)]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Btu (IT) inch/hour/sq. foot/°F to Watt/meter/K [W/(m*K)] Conversion Table
Btu (IT) inch/hour/sq. foot/°F	Watt/meter/K [W/(m*K)]

Explore More Thermal Conductivity Units Converter

What Is This Tool?

This converter transforms thermal conductivity measurements from Btu (IT) inch/hour/sq. foot/°F, a unit often used in North American building and HVAC industries, into watt/meter/K [W/(m*K)], the internationally recognized SI unit for thermal conductivity.

How to Use This Tool?

Enter the thermal conductivity value in Btu (IT) inch/hour/sq. foot/°F units
Select the target unit: watt/meter/K [W/(m*K)]
Click the convert button to obtain the equivalent value in SI units
Use the converted value for further engineering or scientific analysis

Key Features

Converts thermal conductivity from Btu (IT) inch/hour/sq. foot/°F to watt/meter/K
Based on a precise conversion rate for standard engineering use
Supports thermal performance evaluation in building and electronic applications
Browser-based and easy to use without the need for additional software

Examples

5 Btu (IT) inch/hour/sq. foot/°F converts to approximately 0.7211 W/(m·K)
10 Btu (IT) inch/hour/sq. foot/°F converts to approximately 1.4423 W/(m·K)

Common Use Cases

Specifying thermal conductivity of insulation materials such as fiberglass or rigid foam in building product datasheets
Calculating steady-state heat transfer through walls, roofs, or glazing for HVAC system design and energy modeling
Designing heat sinks and thermal management paths in electronics and power equipment
Modeling heat transfer in geothermal and geotechnical engineering scenarios

Tips & Best Practices

Ensure input values represent steady-state conditions for accurate conversion
Use standardized SI units for international comparison and scientific calculations
Double-check unit definitions to avoid rounding errors in critical engineering assessments
Consider material homogeneity and anisotropy when interpreting conversion outcomes

Limitations

Assumes uniform temperature gradients and homogeneous materials during conversion
Minor rounding differences may occur due to approximations in unit definitions
Does not account for complex heat transfer conditions like anisotropy or transient states

Frequently Asked Questions

Why convert from Btu (IT) inch/hour/sq. foot/°F to watt/meter/K?: Converting to watt/meter/K standardizes thermal conductivity for global compliance and enables the use of scientific heat transfer equations expressed in SI units.
Is 1 Btu (IT) inch/hour/sq. foot/°F exactly equal to 0.1442 W/(m·K)?: The conversion rate is approximately 0.1442278889 W/(m·K), which is used for practical engineering calculations.
Can this conversion be used for materials with non-uniform thermal properties?: This conversion assumes material homogeneity and steady-state conditions; for complex materials, more detailed analysis is required.

Key Terminology

Btu (IT) inch/hour/sq. foot/°F: A unit of thermal conductivity representing heat transfer per hour through a 1 inch thick material per square foot area with a one degree Fahrenheit temperature difference.
Watt/meter/K [W/(m*K)]: The SI derived unit of thermal conductivity indicating heat transfer rate per meter thickness per kelvin temperature gradient.
Thermal Conductivity: A material property that quantifies the rate at which heat passes through a material.

Quick Knowledge Check

What does the unit Btu (IT) inch/hour/sq. foot/°F measure?

Electrical resistance

Thermal conductivity

Magnetic flux density

Which SI unit corresponds to watt/meter/K?

Unit of thermal conductivity

Unit of electrical current

Unit of luminous intensity

Why is converting to watt/meter/K important in engineering?

For consistent global comparison and scientific calculations

To measure electrical power consumption

To quantify air pressure changes

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