What does Btu (IT)/second/square foot measure?

It measures heat flux density, representing one International Table British thermal unit transferred per second across one square foot.

When should I use kilocalorie (IT)/hour/square meter?

It is typically used in building physics and HVAC design to express moderate heat transfer rates through building surfaces.

Is this converter suitable for fire testing data?

Yes, it helps translate extreme heat fluxes from fire testing into units common in building physics and design.

Convert Btu (IT)/second/square foot to Kilocalorie (IT)/hour/square meter

Convert heat flux density values from Btu (IT)/second/square foot to kilocalorie (IT)/hour/square meter with this easy-to-use online converter supporting fire testing, HVAC design, and building physics calculations.

Btu (IT)/second/square foot

Kilocalorie (IT)/hour/square meter

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Btu (IT)/second/square foot to Kilocalorie (IT)/hour/square meter Conversion Table

Btu (IT)/second/square foot	Kilocalorie (IT)/hour/square meter

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)/second/square foot to Kilocalorie (IT)/hour/square meter Conversion Table
Btu (IT)/second/square foot	Kilocalorie (IT)/hour/square meter

Explore More Heat Flux Density Units Converter

What Is This Tool?

This online converter transforms heat flux density values from Btu (IT) per second per square foot to kilocalorie (IT) per hour per square meter, allowing users to translate measurements of thermal power per unit area between two commonly used unit systems.

How to Use This Tool?

Enter the heat flux density value in Btu (IT) per second per square foot
Select the input unit as Btu (IT)/second/square foot
Choose the output unit as kilocalorie (IT)/hour/square meter
Click convert to see the equivalent value in kilocalorie (IT)/h/m²
Use the result to analyze or compare thermal heat transfer rates across contexts

Key Features

Converts heat flux density from Btu (IT)/s/ft² to kilocalorie (IT)/h/m²
Provides precise unit conversion for thermal performance analysis
Supports applications in fire testing, materials experiments, and HVAC
Easy browser-based tool requiring no installation
Displays examples for quick reference

Examples

2 Btu (IT)/second/square foot equals 19529.71 kilocalorie (IT)/hour/square meter
0.5 Btu (IT)/second/square foot equals 4882.43 kilocalorie (IT)/hour/square meter

Common Use Cases

Reporting extreme radiative heat fluxes in fire testing and fire-resistance evaluations
Specifying localized heat loads in high-temperature furnace or plasma heating experiments
Expressing heat loss or gain through building elements in energy audits and building physics
Calculating surface heat fluxes from solar gains for HVAC load and thermal comfort modeling
Specifying or comparing insulation and glazing thermal performance in architectural design

Tips & Best Practices

Understand that Btu (IT)/s/ft² is suited for high-intensity thermal fluxes in experimental setups
Use kilocalorie (IT)/h/m² for moderate heat flux assessments in building and environmental contexts
Verify unit selections carefully before converting to avoid misinterpretation
Refer to examples to confirm conversion accuracy
Consider the context to select the most appropriate unit for reporting

Limitations

Conversion involves large differences in scale and typical application contexts
Btu (IT)/second/square foot is designed for extreme heat flux conditions, not moderate building physics
Kilocalorie (IT)/hour/square meter is generally used for moderate heat transfer rates
Precision may be influenced by rounding due to complex units
Users should interpret results within appropriate measurement conditions

Frequently Asked Questions

What does Btu (IT)/second/square foot measure?: It measures heat flux density, representing one International Table British thermal unit transferred per second across one square foot.
When should I use kilocalorie (IT)/hour/square meter?: It is typically used in building physics and HVAC design to express moderate heat transfer rates through building surfaces.
Is this converter suitable for fire testing data?: Yes, it helps translate extreme heat fluxes from fire testing into units common in building physics and design.

Key Terminology

Btu (IT)/second/square foot: A non-SI unit of heat flux density defining energy transferred per second through one square foot, typically for high-intensity heat flux measurements.
Kilocalorie (IT)/hour/square meter: A unit expressing the heat transfer rate per hour through one square meter, common in building physics and HVAC evaluations.
Heat Flux Density: The measure of thermal power transferred per unit surface area, indicating intensity of heat transfer.

Quick Knowledge Check

What does 1 Btu (IT)/second/square foot represent?

Heat transferred per hour per square meter

Heat transferred per second per square foot

Thermal energy per square meter per hour

Which unit is typically used in building physics for heat flux density?

Btu (IT)/second/square foot

Kilocalorie (IT)/hour/square meter

Watt per cubic meter

Why should users consider limitations when converting these units?

Because the conversion formula is approximate

Due to differences in scale and typical application contexts

Because units are interchangeable without context

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