Convert btu inch per hour ft² °fs to milliwatt per meter kelvins
1 BTU·in/(h·ft²·°F) = 144.227888864 mW/(m·K) — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
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Show this value in all 8 thermal conductivity units
- Watt per meter kelvins W/(m·K) 0.144 227 888 864
- Kilowatt per meter kelvins kW/(m·K) 0.000 144 227 888 864
- Milliwatt per meter kelvins mW/(m·K) 144.227 888 864
- Watt per centimeter kelvins W/(cm·K) 0.001 442 278 888 64
- Calorie per second centimeter °Cs cal/(s·cm·°C) 0.000 344 712 927 496
- Kilocalorie per hour meter °Cs kcal/(h·m·°C) 0.124 096 653 899
- BTU per hour foot °Fs BTU/(h·ft·°F) 0.083 333 333 333 3
- BTU inch per hour ft² °Fs BTU·in/(h·ft²·°F) 1
Every row is BTU inch per hour ft² °F (BTU·in/(h·ft²·°F)) converted through the watt per meter kelvin, in exact rational arithmetic.
How to convert btu inch per hour ft² °fs to milliwatt per meter kelvins
Multiply the number of btu inch per hour ft² °fs by 144.227888864 to get milliwatt per meter kelvins.
BTU inch per hour ft² °F: The "k-value" on US insulation datasheets.
Milliwatt per meter kelvin: Insulation and aerogels live down here — still air is about 26 mW/(m·K).
BTU inch per hour ft² °F to Milliwatt per meter kelvin conversion table
| BTU inch per hour ft² °Fs (BTU·in/(h·ft²·°F)) | Milliwatt per meter kelvins (mW/(m·K)) |
|---|---|
| 1 BTU·in/(h·ft²·°F) | 144.227 89 |
| 2 BTU·in/(h·ft²·°F) | 288.455 78 |
| 3 BTU·in/(h·ft²·°F) | 432.683 67 |
| 5 BTU·in/(h·ft²·°F) | 721.139 44 |
| 10 BTU·in/(h·ft²·°F) | 1442.2789 |
| 20 BTU·in/(h·ft²·°F) | 2884.5578 |
| 25 BTU·in/(h·ft²·°F) | 3605.6972 |
| 50 BTU·in/(h·ft²·°F) | 7211.3944 |
| 100 BTU·in/(h·ft²·°F) | 14 422.789 |
| 250 BTU·in/(h·ft²·°F) | 36 056.972 |
| 500 BTU·in/(h·ft²·°F) | 72 113.944 |
| 1000 BTU·in/(h·ft²·°F) | 144 227.89 |
Milliwatt per meter kelvin to BTU inch per hour ft² °F conversion table
| Milliwatt per meter kelvins (mW/(m·K)) | BTU inch per hour ft² °Fs (BTU·in/(h·ft²·°F)) |
|---|---|
| 1 mW/(m·K) | 0.006 933 471 8 |
| 2 mW/(m·K) | 0.013 866 944 |
| 3 mW/(m·K) | 0.020 800 415 |
| 5 mW/(m·K) | 0.034 667 359 |
| 10 mW/(m·K) | 0.069 334 718 |
| 20 mW/(m·K) | 0.138 669 44 |
| 25 mW/(m·K) | 0.173 336 79 |
| 50 mW/(m·K) | 0.346 673 59 |
| 100 mW/(m·K) | 0.693 347 18 |
| 250 mW/(m·K) | 1.733 367 9 |
| 500 mW/(m·K) | 3.466 735 9 |
| 1000 mW/(m·K) | 6.933 471 8 |
Frequently asked
How many milliwatt per meter kelvins are in a btu inch per hour ft² °f?
One btu inch per hour ft² °f equals 144.2278889 milliwatt per meter kelvins (BTU·in/(h·ft²·°F) → mW/(m·K)). That figure is exact, not rounded.
How do you convert btu inch per hour ft² °fs to milliwatt per meter kelvins?
Multiply the number of btu inch per hour ft² °fs by 144.227888864 to get milliwatt per meter kelvins.
What is 1 mW/(m·K) in btu inch per hour ft² °fs?
One milliwatt per meter kelvin is 0.006933471799 btu inch per hour ft² °fs.
What is 10 BTU·in/(h·ft²·°F) in mW/(m·K)?
10 BTU·in/(h·ft²·°F) = 1442.2789 mW/(m·K).
What exactly is a btu inch per hour ft² °f?
The "k-value" on US insulation datasheets.
What exactly is a milliwatt per meter kelvin?
Insulation and aerogels live down here — still air is about 26 mW/(m·K).