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BTUs per Hour-Sq. Foot-°F to Calories per Second-Sq. cm-°C Converter

Enter the heat transfer coefficient in btus per hour-sq. foot-°f below to convert it to calories per second-sq. cm-°c.

Convert BTUs per Hour-Sq. Foot-°F to Calories per Second-Sq. cm-°C

Enter a value in btus per hour-sq. foot-°f (BTU/(h·ft²·°F)) to convert to calories per second-sq. cm-°c (cal/(s·cm²·°C)).

Result
•
0.000678569calories per second-sq. cm-°c
5 BTU/(h·ft²·°F) = 0.000678569 cal/(s·cm²·°C)
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Reference:NIST OWM (SI Units — Length)
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BTU per Hour-Sq. Foot-°F to Calorie per Second-Sq. cm-°C Conversion Table

Table showing various btu per hour-sq. foot-°f measurements converted to calories per second-sq. cm-°c. Click any preset value or arrow to load it into the converter.

BTUs per Hour-Sq. Foot-°F (BTU/(h·ft²·°F))Calories per Second-Sq. cm-°C (cal/(s·cm²·°C))
1 BTU/(h·ft²·°F)0.000135714 cal/(s·cm²·°C)
2 BTU/(h·ft²·°F)0.000271428 cal/(s·cm²·°C)
2.5 BTU/(h·ft²·°F)0.000339284 cal/(s·cm²·°C)
5 BTU/(h·ft²·°F)0.000678569 cal/(s·cm²·°C)
10 BTU/(h·ft²·°F)0.0013571 cal/(s·cm²·°C)
15 BTU/(h·ft²·°F)0.0020357 cal/(s·cm²·°C)
20 BTU/(h·ft²·°F)0.0027143 cal/(s·cm²·°C)
25 BTU/(h·ft²·°F)0.0033928 cal/(s·cm²·°C)
30 BTU/(h·ft²·°F)0.0040714 cal/(s·cm²·°C)
50 BTU/(h·ft²·°F)0.0067857 cal/(s·cm²·°C)

How to Convert BTUs per Hour-Sq. Foot-°F to Calories per Second-Sq. cm-°C

To convert btus per hour-sq. foot-°f to calories per second-sq. cm-°c, multiply the heat transfer coefficient by the following conversion ratio: 0.000135714 calories per second-sq. cm-°c/btu per hour-sq. foot-°f.

Since one btu per hour-sq. foot-°f is equal to 0.000135714 calories per second-sq. cm-°c, you can use this simple formula to convert:

calories per second-sq. cm-°c = btus per hour-sq. foot-°f × 0.000135714

The heat transfer coefficient in calories per second-sq. cm-°c is equal to the heat transfer coefficient in btus per hour-sq. foot-°f multiplied by 0.000135714.

For example, here's how to convert 5 btus per hour-sq. foot-°f to calories per second-sq. cm-°c using the formula above.

calories per second-sq. cm-°c = (5 BTU/(h·ft²·°F) × 0.000135714) = 0.000678569 cal/(s·cm²·°C)

How Many Calories per Second-Sq. cm-°C Are in a BTU per Hour-Sq. Foot-°F?

There are 0.000135714 calories per second-sq. cm-°c in a btu per hour-sq. foot-°f, which is why we use this value in the formula above.

1 BTU/(h·ft²·°F) = 0.000135714 cal/(s·cm²·°C)|1 cal/(s·cm²·°C) = 7,368.4500867 BTU/(h·ft²·°F)

Our btu per hour-sq. foot-°f to calorie per second-sq. cm-°c calculator automatically converts your heat transfer coefficient measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.

BTUs per Hour-Sq. Foot-°F and calories per second-sq. cm-°c are both units used to measure heat transfer coefficient. Keep reading to learn more about each unit.

What Is a BTU per Hour-Sq. Foot-°F?

A btu per hour-sq. foot-°f is a unit of heat transfer coefficient equal to 5.6782633 watts per square meter-kelvin (W/(m²·K)), the base unit for heat transfer coefficient. US fenestration U-factor and heat exchanger coefficient (≈ 5.6783 W/(m²·K)). [1]

The btu per hour-sq. foot-°f is classified as a US customary unit of heat transfer coefficient. BTUs per Hour-Sq. Foot-°F can be abbreviated as BTU/(h·ft²·°F); for example, 1 btu per hour-sq. foot-°f can be written as 1 BTU/(h·ft²·°F).

When working with btus per hour-sq. foot-°f (BTU/(h·ft²·°F)) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.

In practice, btus per hour-sq. foot-°f (BTU/(h·ft²·°F)) are widely used across standard heat transfer coefficient applications within US customary workflows, engineering documentation, and technical data sheets.

What Is a Calorie per Second-Sq. cm-°C?

A calorie per second-sq. cm-°c is a unit of heat transfer coefficient equal to 41,840 watts per square meter-kelvin (W/(m²·K)), the base unit for heat transfer coefficient. CGS heat transfer coefficient equal to 41,840 W/(m²·K). [2]

The calorie per second-sq. cm-°c is classified as a metric and SI-compatible unit of heat transfer coefficient. Calories per Second-Sq. cm-°C can be abbreviated as cal/(s·cm²·°C); for example, 1 calorie per second-sq. cm-°c can be written as 1 cal/(s·cm²·°C).

When working with calories per second-sq. cm-°c (cal/(s·cm²·°C)) in formulas or technical specifications, always verify whether your target system uses SI metric, US customary, or British imperial standards.

In practice, calories per second-sq. cm-°c (cal/(s·cm²·°C)) are widely used across large-scale industrial, bulk, and macro-level heat transfer coefficient specifications within SI metric workflows, engineering documentation, and technical data sheets.

When converting heat transfer coefficient between btus per hour-sq. foot-°f (BTU/(h·ft²·°F)) and calories per second-sq. cm-°c (cal/(s·cm²·°C)), keep full floating-point precision (1 BTU/(h·ft²·°F) = 0.000135714 cal/(s·cm²·°C); 1 cal/(s·cm²·°C) = 7,368.4500867 BTU/(h·ft²·°F)) during intermediate calculations and round only the final calorie per second-sq. cm-°c figure to match your instrument tolerance.

More BTU per Hour-Sq. Foot-°F & Calorie per Second-Sq. cm-°C Conversions

Need to calculate in the opposite direction? Use our calories per second-sq. cm-°c to btus per hour-sq. foot-°f calculator to switch your starting unit immediately. You can also explore related tools such as converting calories per second-sq. cm-°c to btus per hour-sq. foot-°f, converting btus per hour-sq. foot-°f to watts per square meter-kelvin, or converting watts per square meter-kelvin to watts per square meter-°c.

Frequently Asked Questions

There are 0.00013571 calories per second-sq. cm-°c (cal/(s·cm²·°C)) in 1 btu per hour-sq. foot-°f (BTU/(h·ft²·°F)). Conversely, 1 calorie per second-sq. cm-°c (cal/(s·cm²·°C)) is equal to 7,368.45009 btus per hour-sq. foot-°f (BTU/(h·ft²·°F)).

References

NIST · BIPM · ISO
  1. [1]
    NIST OWM (SI Units — Length)·Heat Transfer Coefficient Metrology Standard — BTUs per Hour-Sq. Foot-°F (BTU/(h·ft²·°F)) to Calories per Second-Sq. cm-°C (cal/(s·cm²·°C))
    NIST OWM Standard
  2. [2]
    BIPM (SI Base Unit: Metre (m))·Unit Specifications: BTU per Hour-Sq. Foot-°F (BTU/(h·ft²·°F)) & Calorie per Second-Sq. cm-°C (cal/(s·cm²·°C))
    BIPM Specification
  3. [3]
    NIST HB 133 (NIST Handbook 133 (2019 Ed.))·Conversion Factors & Mathematical Basis (BTU/(h·ft²·°F) to cal/(s·cm²·°C))
    NIST HB 133 Reference
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