What Is This Tool?
This unit converter allows you to transform thermal conductivity measurements between calorie (IT)/second/cm/°C and Btu (IT) inch/second/sq. foot/°F. It's designed to help engineers, scientists, and professionals transition data between metric-based legacy units and US customary units commonly used in building and HVAC applications.
How to Use This Tool?
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Enter the value in calorie (IT)/second/cm/°C that you want to convert
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Select the target unit Btu (IT) inch/second/sq. foot/°F
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Click the convert button to get the equivalent thermal conductivity value
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Use the converted value directly for engineering or comparison purposes
Key Features
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Converts thermal conductivity between calorie (IT)/second/cm/°C and Btu (IT) inch/second/sq. foot/°F
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Supports engineering analyses involving historical and modern unit systems
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Facilitates heat-transfer calculations in building and HVAC industries
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Browser-based and easy to use without installation
Examples
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5 calorie (IT)/second/cm/°C converts to approximately 4.0318 Btu (IT) inch/second/sq. foot/°F
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10 calorie (IT)/second/cm/°C converts to about 8.0636 Btu (IT) inch/second/sq. foot/°F
Common Use Cases
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Reporting or comparing thermal conductivities of metals and alloys in legacy literature
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Characterizing insulating materials or building materials with non-SI thermal data
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Performing heat-transfer calculations for building insulation and HVAC systems
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Converting material property tables from Imperial to SI units or vice versa
Tips & Best Practices
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Ensure consistent application of thickness, area, and temperature difference units when converting
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Use this converter to bridge legacy data with modern engineering standards
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Double-check converted values in critical calculations to maintain accuracy
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Understand the context of your units to avoid misinterpretation in thermal analysis
Limitations
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Different base units for thickness, area and temperature scale can affect precision
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Conversion assumes ideal conditions and does not account for temperature-dependent conductivity changes
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Non-linear material properties are not considered in this conversion
Frequently Asked Questions
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Why is this conversion important?
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It enables engineers and scientists to translate thermal conductivity data between older metric-based units and modern US customary units used in building and HVAC industries.
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What industries benefit from this converter?
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Building insulation design, HVAC engineering, materials science, and thermal analysis fields commonly require these conversions.
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Are the units directly interchangeable without conversion?
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No, the units differ in thickness, area, and temperature scales, so a specific conversion factor is necessary.
Key Terminology
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calorie (IT)/second/cm/°C
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A thermal conductivity unit measuring heat flow per second through a 1 cm thick material with a 1 °C temperature difference, based on International Table calories.
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Btu (IT) inch/second/sq. foot/°F
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A thermal conductivity unit measuring heat flow in Btu per second through a 1 inch thick material with 1 square foot area and a 1 °F temperature difference, used in US customary systems.
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thermal conductivity
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The property of a material that indicates its ability to conduct heat per unit thickness, area, and temperature gradient.