Convert Square inches per hour to Square feet per minute
Convert Square inches per hour (in²/h) to Square feet per minute (ft²/min) instantly and accurately.
Conversion Formula
ft²/min = in²/h × 0.0001157407407
About Square inches per hour
The square inch per hour (in²/h) equals 0.0254²/3600 ≈ 1.792 × 10⁻⁷ m²/s. It is found in US heat-transfer and diffusion textbooks that use the BTU-inch-hour unit system alongside thermal diffusivity tables. 1 in²/h ≈ 0.1792 cSt.
About Square feet per minute
The square foot per minute (ft²/min) equals 0.3048²/60 ≈ 1.548 × 10⁻³ m²/s. It appears in US HVAC, ventilation, and turbine-cooling design where velocities are quoted in ft/min. 1 ft²/min ≈ 1548 cSt.
Quick Reference Table
| Square inches per hour (in²/h) | Square feet per minute (ft²/min) |
|---|---|
| 1 in²/h | 0.000115741 ft²/min |
| 2 in²/h | 0.000231481 ft²/min |
| 5 in²/h | 0.000578704 ft²/min |
| 10 in²/h | 0.00115741 ft²/min |
| 25 in²/h | 0.00289352 ft²/min |
| 50 in²/h | 0.00578704 ft²/min |
| 100 in²/h | 0.0115741 ft²/min |