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Heat Transfer Coefficient Converter

Convert heat transfer coefficients (U-values) — W/(m²·K), BTU/(h·ft²·°F) and more.

Result

5.678263341W/(m²·K)

1 BTU (IT) per hour ft² °F = 5.678263341 Watt per square meter kelvin

1 BTU/(h·ft²·°F) in every unit
Watt per square meter kelvin5.678263341 W/(m²·K)
Watt per square meter °C5.678263341 W/(m²·°C)
Kilowatt per square meter kelvin0.005678263341 kW/(m²·K)
Watt per square centimeter kelvin0.0005678263341 W/(cm²·K)
BTU (IT) per hour ft² °F1 BTU/(h·ft²·°F)
Calorie (th) per second cm² °C0.000135713751 cal/(s·cm²·°C)
Kilocalorie (IT) per hour m² °C4.882427636 kcal/(h·m²·°C)

Show the work

  1. Find the conversion factor from BTU (IT) per hour ft² °F to Watt per square meter kelvin

    1 BTU/(h·ft²·°F) = 5.678263341 W/(m²·K)

    factor = 5.678263341 ÷ 1 = 5.678263341 W/(m²·K) per BTU/(h·ft²·°F)

  2. Multiply by the factor: BTU/(h·ft²·°F) cancels, leaving W/(m²·K)

    W/(m²·K) = BTU/(h·ft²·°F) × (W/(m²·K) per BTU/(h·ft²·°F))

    1 BTU/(h·ft²·°F) × 5.678263341 W/(m²·K) per BTU/(h·ft²·°F) = 5.678263341 W/(m²·K)

How it works

1 BTU/(h·ft²·°F) = 5.678263341 W/(m²·K), so W/(m²·K) = BTU/(h·ft²·°F) × 5.678263341

BTU (IT) per hour ft² °F to Watt per square meter kelvin table

BTU (IT) per hour ft² °FWatt per square meter kelvin
1 BTU/(h·ft²·°F)5.678263341 W/(m²·K)
2 BTU/(h·ft²·°F)11.35652668 W/(m²·K)
5 BTU/(h·ft²·°F)28.39131671 W/(m²·K)
10 BTU/(h·ft²·°F)56.78263341 W/(m²·K)
20 BTU/(h·ft²·°F)113.5652668 W/(m²·K)
50 BTU/(h·ft²·°F)283.9131671 W/(m²·K)
100 BTU/(h·ft²·°F)567.8263341 W/(m²·K)
1,000 BTU/(h·ft²·°F)5,678.263341 W/(m²·K)

Questions

How do I convert BTU (IT) per hour ft² °F to watt per square meter kelvin?
Multiply by 5.678263341. For example, 10 BTU/(h·ft²·°F) = 56.78263341 W/(m²·K).
Which units does the heat transfer coefficient converter support?
Watt per square meter kelvin (W/(m²·K)), Watt per square meter °C (W/(m²·°C)), Kilowatt per square meter kelvin (kW/(m²·K)), Watt per square centimeter kelvin (W/(cm²·K)), BTU (IT) per hour ft² °F (BTU/(h·ft²·°F)), Calorie (th) per second cm² °C (cal/(s·cm²·°C)), Kilocalorie (IT) per hour m² °C (kcal/(h·m²·°C)).

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