Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F Converter
Quick answer
To convert Milliwatt/Meter-Kelvins to BTU-Inch/Hour-sq Foot-°Fs, multiply by 0.0069334718 (or divide by 144.2278889). Therefore, 1 Milliwatt/Meter-Kelvin (mW/(m·K)) equals 0.00693347 BTU-Inch/Hour-sq Foot-°Fs (BTU·in/(h·ft²·°F)).
Formula: BTU·in/(h·ft²·°F) = mW/(m·K) × 0.0069334718. Worked example: 10 mW/(m·K) = 0.069335 BTU·in/(h·ft²·°F).
Convert Milliwatt/Meter-Kelvin (mW/(m·K)) to BTU-Inch/Hour-sq Foot-°F (BTU·in/(h·ft²·°F)) online with our free unit converter. In thermal conductivity, 1 mW/(m·K) = 0.006933 BTU·in/(h·ft²·°F). Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F
- Step 1 — start with the formula. BTU·in/(h·ft²·°F) = mW/(m·K) × 0.0069334718
- Step 2 — substitute your figure. 10 mW/(m·K) × 0.0069334718
- Step 3 — read the result. 10 mW/(m·K) = 0.069335 BTU·in/(h·ft²·°F)
- Step 4 — check it in reverse. mW/(m·K) = BTU·in/(h·ft²·°F) × 144.2278889 returns 10 mW/(m·K), which matches the figure you started with.
Thermal Conductivity Converter
7 units available
1 mW/(m·K) = 0.006933 BTU·in/(h·ft²·°F)
Formula:
BTU·in/(h·ft²·°F) = mW/(m·K) × 0.0069334718With your value: 1 mW/(m·K) = 0.00693347 BTU·in/(h·ft²·°F)
Other Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F conversions
Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F Conversion Table
| Milliwatt/Meter-Kelvin (mW/(m·K)) | BTU-Inch/Hour-sq Foot-°F (BTU·in/(h·ft²·°F)) |
|---|---|
| 0.5 | 0.003467 |
| 1 | 0.006933 |
| 2 | 0.013867 |
| 5 | 0.034667 |
| 10 | 0.069335 |
| 15 | 0.104002 |
| 20 | 0.138669 |
| 25 | 0.173337 |
| 50 | 0.346674 |
| 100 | 0.693347 |
| 250 | 1.733368 |
| 500 | 3.466736 |
| 1000 | 6.933472 |
BTU-Inch/Hour-sq Foot-°F to Milliwatt/Meter-Kelvin Conversion Table
| BTU-Inch/Hour-sq Foot-°F (BTU·in/(h·ft²·°F)) | Milliwatt/Meter-Kelvin (mW/(m·K)) |
|---|---|
| 0.5 | 72.113944 |
| 1 | 144.227889 |
| 2 | 288.455778 |
| 5 | 721.139444 |
| 10 | 1,442.278889 |
| 15 | 2,163.418334 |
| 20 | 2,884.557778 |
| 25 | 3,605.697223 |
| 50 | 7,211.394445 |
| 100 | 14,422.78889 |
| 250 | 36,056.972225 |
| 500 | 72,113.94445 |
| 1000 | 144,227.8889 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Milliwatt/Meter-Kelvin (mW/(m·K))
Thermal Conductivity
Derived quantity, watt per metre-kelvin (W/(m·K)). Imperial and calorie-based units convert exactly via the thermochemical calorie and the international BTU.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
BTU-Inch/Hour-sq Foot-°F (BTU·in/(h·ft²·°F))
Thermal Conductivity
Derived quantity, watt per metre-kelvin (W/(m·K)). Imperial and calorie-based units convert exactly via the thermochemical calorie and the international BTU.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F
To convert from Milliwatt/Meter-Kelvin (mW/(m·K)) to BTU-Inch/Hour-sq Foot-°F (BTU·in/(h·ft²·°F)), multiply the value by 0.0069334718.
Formula: BTU·in/(h·ft²·°F) = mW/(m·K) × 0.0069334718
Reverse: mW/(m·K) = BTU·in/(h·ft²·°F) × 144.2278889
Step-by-Step Example
- Start with your value in Milliwatt/Meter-Kelvin. For example: 5 mW/(m·K)
- Multiply by the conversion factor: 5 x 0.0069334718
- The result is: 0.034667 BTU·in/(h·ft²·°F)
Milliwatt/Meter-Kelvin and BTU-Inch/Hour-sq Foot-°F Relationship
This conversion bridges the Metric (SI) and US Customary / Imperial measurement systems, commonly required when translating scientific data, international engineering specifications, or trade standards. Since 1 Milliwatt/Meter-Kelvin represents a fraction of a BTU-Inch/Hour-sq Foot-°F (1 BTU-Inch/Hour-sq Foot-°F ≈ 144.2279 Milliwatt/Meter-Kelvins), the BTU-Inch/Hour-sq Foot-°F is the larger measurement interval. Understanding the relationship between Milliwatt/Meter-Kelvin and BTU-Inch/Hour-sq Foot-°F is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Milliwatt/Meter-Kelvin
The Milliwatt/Meter-Kelvin (symbol: mW/(m·K)) is a recognized unit in the Metric (SI) measurement framework, utilized within thermal conductivity applications for precision and standardized data representation.
Common uses of Milliwatt/Meter-Kelvin: thermal conductivity calculations, engineering and science, education.
About BTU-Inch/Hour-sq Foot-°F
The BTU-Inch/Hour-sq Foot-°F (symbol: BTU·in/(h·ft²·°F)) is a recognized unit in the US Customary / Imperial measurement framework, utilized within thermal conductivity applications for precision and standardized data representation.
Common uses of BTU-Inch/Hour-sq Foot-°F: thermal conductivity calculations, engineering and science, education.
Frequently Asked Questions
- How many BTU-Inch/Hour-sq Foot-°Fs are in 1 Milliwatt/Meter-Kelvin?
- There are exactly 0.0069334718 BTU-Inch/Hour-sq Foot-°Fs in 1 Milliwatt/Meter-Kelvin. This means the conversion factor from Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F is 0.0069334718.
- What is the formula to convert Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F?
- The formula to convert Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F is: BTU·in/(h·ft²·°F) = mW/(m·K) × 0.0069334718. For example, to convert 10 Milliwatt/Meter-Kelvins to BTU-Inch/Hour-sq Foot-°Fs, you would multiply 10 by 0.0069334718.
- What is a Milliwatt/Meter-Kelvin?
- The Milliwatt/Meter-Kelvin (symbol: mW/(m·K)) is a recognized unit in the Metric (SI) measurement framework, utilized within thermal conductivity applications for precision and standardized data representation.
- What is a BTU-Inch/Hour-sq Foot-°F?
- The BTU-Inch/Hour-sq Foot-°F (symbol: BTU·in/(h·ft²·°F)) is a recognized unit in the US Customary / Imperial measurement framework, utilized within thermal conductivity applications for precision and standardized data representation.
- What are the common uses of Milliwatt/Meter-Kelvin?
- The Milliwatt/Meter-Kelvin is commonly used in thermal conductivity calculations, engineering and science, education.
Related Thermal Conductivity Conversions
Cite this page
UnitConvertLab. (2026). Milliwatt/Meter-Kelvin to BTU-Inch/Hour-sq Foot-°F converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/milliwatt_per_meter_k-to-btu_in_per_h_ft2_f