Watts per meter kelvin to Btu inches per hour square foot °F Converter
Quick answer: To convert watts per meter kelvin to Btu inches per hour square foot °F, multiply by 6.933472. For example, 10 W/(m·K) is 69.33472 Btu·in/(h·ft²·°F). One watt per meter kelvin equals 6.933472 Btu·in/(h·ft²·°F).
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Use the Watts per meter kelvin to Btu inches per hour square foot °F Converter
Watts per meter kelvin to Btu inches per hour square foot °F formula and what each symbol means
Btu·in/(h·ft²·°F) = W/(m·K) × 6.933472
| Symbol | Meaning |
|---|---|
| W/(m·K) | Watt per meter kelvin |
| Btu·in/(h·ft²·°F) | Btu inch per hour square foot °F |
Watts per meter kelvin to Btu inches per hour square foot °F examples
1 W/(m·K)
1 W/(m·K) × 6.933472 = 6.933472 Btu·in/(h·ft²·°F).
10 W/(m·K)
10 W/(m·K) × 6.933472 = 69.33472 Btu·in/(h·ft²·°F).
100 W/(m·K)
100 W/(m·K) × 6.933472 = 693.3472 Btu·in/(h·ft²·°F).
Watts per meter kelvin compared with Btu inches per hour square foot °F
One W/(m·K) is 6.933 times as large as one Btu·in/(h·ft²·°F), so your number gets bigger when you convert watts per meter kelvin to Btu inches per hour square foot °F and smaller when you convert back. If the answer is not larger than what you typed, you divided instead of multiplying.
About watts per meter kelvin and Btu inches per hour square foot °F
Watt per meter kelvin (W/(m·K)): The SI unit of thermal conductivity. Btu inch per hour square foot °F (Btu·in/(h·ft²·°F)): A US customary unit used for insulation data, about 0.14423 W/(m·K).
How to calculate Watts per meter kelvin to Btu inches per hour square foot °F step by step
- Enter the value in W/(m·K) (the starting unit).
- Multiply by 6.933472, because 1 W/(m·K) = 6.933472 Btu·in/(h·ft²·°F).
- The product is the value in Btu·in/(h·ft²·°F). To go back, divide by 6.933472 or multiply by 0.1442279.
Popular thermal conductivity conversions
- Watts per meter kelvin to Btu per hour foot °F converter
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How to read your Watts per meter kelvin to Btu inches per hour square foot °F result
Quick estimate: multiply by about 7 to get Btu inches per hour square foot °F from watts per meter kelvin; this is within 1.0% of the exact factor. Thermal conductivity is how well a material conducts heat.
| WATTS PER METER KELVIN | BTU INCHES PER HOUR SQUARE FOOT °F |
|---|---|
| 1 | 6.933472 |
| 2 | 13.86694 |
| 5 | 34.66736 |
| 10 | 69.33472 |
| 20 | 138.6694 |
| 50 | 346.6736 |
| 100 | 693.3472 |
| 1,000 | 6,933.472 |
Btu inches per hour square foot °F to Watts per meter kelvin: quick table
| BTU INCHES PER HOUR SQUARE FOOT °F | WATTS PER METER KELVIN |
|---|---|
| 1 | 0.1442279 |
| 5 | 0.7211394 |
| 10 | 1.442279 |
| 25 | 3.605697 |
| 50 | 7.211394 |
| 100 | 14.42279 |
| 250 | 36.05697 |
| 500 | 72.11394 |
Common mistakes when calculating Watts per meter kelvin to Btu inches per hour square foot °F
- Mixing Btu·in/(h·ft²·°F), which includes a thickness in inches, with Btu/(h·ft·°F), which uses feet.
- Dividing when you should multiply: from W/(m·K) to Btu·in/(h·ft²·°F) multiply by 6.933472; from Btu·in/(h·ft²·°F) to W/(m·K) divide by 6.933472.
Watts per meter kelvin to Btu inches per hour square foot °F FAQ
How many Btu·in/(h·ft²·°F) are in 1 W/(m·K)?
1 W/(m·K) equals 6.933472 Btu·in/(h·ft²·°F).
How many W/(m·K) are in 1 Btu·in/(h·ft²·°F)?
1 Btu·in/(h·ft²·°F) equals 0.1442279 W/(m·K).
Is 1 W/(m·K) = 6.933472 Btu·in/(h·ft²·°F) an exact conversion?
The factor is shown rounded to 7 significant figures (6.933472). The calculator above uses more digits.
What is a watt per meter kelvin (W/(m·K))?
The SI unit of thermal conductivity.
How can I estimate watts per meter kelvin to Btu inches per hour square foot °F in my head?
Quick estimate: multiply by about 7 to get Btu inches per hour square foot °F from watts per meter kelvin; this is within 1.0% of the exact factor.
What is 30 W/(m·K) in Btu inches per hour square foot °F?
30 W/(m·K) = 208.0042 Btu·in/(h·ft²·°F) (since 30 × 6.933472).
What is 150 W/(m·K) in Btu inches per hour square foot °F?
150 W/(m·K) = 1,040.021 Btu·in/(h·ft²·°F) (since 150 × 6.933472).
What is 0.5 W/(m·K) in Btu inches per hour square foot °F?
0.5 W/(m·K) = 3.466736 Btu·in/(h·ft²·°F) (since 0.5 × 6.933472).
How many decimals should I keep when converting W/(m·K) to Btu·in/(h·ft²·°F)?
Match the precision of your original measurement. For example, 69.33472 Btu·in/(h·ft²·°F) rounds to 69.3 Btu·in/(h·ft²·°F) at 3 significant figures; keep more digits only for engineering or scientific work.
More in Thermal Conductivity converters
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Method, review and disclaimer
Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors, BIPM: the International System of Units (SI)