tier_2 conversion
Convert watt/square inch to Btu (th)/second/square foot
Convert watt/square inch to Btu (th)/second/square foot with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
watt/square inch to Btu (th)/second/square foot
watt/square inch to Btu (th)/second/square foot
Quick answer
1 watt/square inch = 0.136577003829 Btu (th)/second/square foot.
Formula
Btu (th)/second/square foot = watt/square inch × 0.1365770038294628476818546629
Precision
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
How to convert watt/square inch to Btu (th)/second/square foot
- Enter a value in watt/square inch.
- Multiply the watt/square inch value by 0.1365770038294628476818546629 to obtain Btu (th)/second/square foot.
- Round the displayed Btu (th)/second/square foot value only when needed.
About these units
watt/square inch is a unit used in heat flux density conversions. Heat flux density measures heat-transfer power per unit area. Its recorded symbol is W/in^2. Btu (th)/second/square foot is a unit used in heat flux density conversions. Heat flux density measures heat-transfer power per unit area.
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- Convert watt/square inch to Btu (IT)/second/square foot
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- Convert watt/square inch to Btu (th)/minute/square foot
- Convert Btu (IT)/hour/square foot to Btu (th)/second/square foot
- Convert Btu (IT)/minute/square foot to Btu (th)/second/square foot
- Convert Btu (IT)/second/square foot to Btu (th)/second/square foot
watt/square inch to Btu (th)/second/square foot conversion table
| watt/square inch | Btu (th)/second/square foot |
|---|---|
| 0 watt/square inch | 0e-28 Btu (th)/second/square foot |
| 1 watt/square inch | 0.136577003829 Btu (th)/second/square foot |
| 5 watt/square inch | 0.682885019147 Btu (th)/second/square foot |
| 10 watt/square inch | 1.36577003829 Btu (th)/second/square foot |
| 25 watt/square inch | 3.41442509574 Btu (th)/second/square foot |
| 100 watt/square inch | 13.6577003829 Btu (th)/second/square foot |
Frequently asked questions
How do I convert from watt/square inch to Btu (th)/second/square foot?
Multiply the watt/square inch value by 0.1365770038294628476818546629 to obtain Btu (th)/second/square foot.
What formula does CalculatorHQ use for watt/square inch to Btu (th)/second/square foot?
Btu (th)/second/square foot = watt/square inch × 0.1365770038294628476818546629
How should I round the result?
The stored factor is used at full decimal precision; round only the displayed result to the precision required by the task.
Can I convert Btu (th)/second/square foot back to watt/square inch?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.