What Is This Tool?
This unit converter transforms thermal conductivity measurements from the calorie (th)/second/cm/°C unit, commonly used in older cgs-based data and laboratory experiments, to the Btu (IT) foot/hour/sq. foot/°F unit, widely used in building construction and HVAC industry standards.
How to Use This Tool?
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Enter the thermal conductivity value in calorie (th)/second/cm/°C
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Select the source unit as calorie (th)/second/cm/°C
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Choose the target unit as Btu (IT) foot/hour/sq. foot/°F
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Click convert to get the equivalent value in Btu (IT) foot/hour/sq. foot/°F
Key Features
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Converts thermal conductivity values between calorie (th)/second/cm/°C and Btu (IT) foot/hour/sq. foot/°F
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Facilitates translation of legacy laboratory and materials data into imperial units for modern use
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Supports engineering analyses related to building insulation, HVAC design, and construction energy efficiency
Examples
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2 calorie (th)/second/cm/°C converts to approximately 483.4941 Btu (IT) foot/hour/sq. foot/°F
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0.5 calorie (th)/second/cm/°C converts to approximately 120.8735 Btu (IT) foot/hour/sq. foot/°F
Common Use Cases
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Reporting thermal conductivity values from older cgs-based engineering or materials manuals
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Converting heat-flow measurements recorded in calorie units to imperial units for building materials
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Performing thermal analysis and energy-efficiency calculations in HVAC and construction projects
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Translating material thermal properties between SI and imperial systems for regulatory compliance
Tips & Best Practices
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Ensure you use the thermochemical calorie definition specific to this conversion
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Be mindful of temperature scale differences between Celsius and Fahrenheit during interpretation
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Use this conversion tool for steady-state conduction scenarios under standard measurement conditions
Limitations
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The tool is specific to the thermochemical calorie and does not account for other calorie definitions
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Temperature scale differences require careful attention for accurate thermal conductivity interpretation
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Conversions assume steady-state heat flow and standard conditions, which may not apply in all cases
Frequently Asked Questions
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What does calorie (th)/second/cm/°C measure?
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It measures thermal conductivity as heat flow in thermochemical calories per second through a 1 cm thickness and 1 cm² area for a 1 °C temperature difference.
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Where is Btu (IT) foot/hour/sq. foot/°F commonly used?
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It is commonly used to specify thermal conductivity of building materials in construction, HVAC design, and energy-efficiency calculations.
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Why convert thermal conductivity units between these systems?
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Conversion allows integration of legacy thermal data with modern imperial-based engineering analyses and regulatory standards.
Key Terminology
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Calorie (th)/second/cm/°C
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A unit expressing thermal conductivity as heat flow in thermochemical calories per second through 1 cm thickness and 1 cm² area with a 1 °C temperature difference.
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Btu (IT) foot/hour/sq. foot/°F
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A unit of thermal conductivity representing steady heat flow in Btu per hour through a 1-foot thick layer with 1 ft² area at a 1°F temperature difference.
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Thermal Conductivity
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A measure of a material's ability to conduct heat under steady-state conditions.