Convert Pounds per square foot per hour to Kilograms per square metre per minute
Convert Pounds per square foot per hour (lb/(ft²·h)) to Kilograms per square metre per minute (kg/(m²·min)) instantly and accurately.
Conversion Formula
kg/(m²·min) = lb/(ft²·h) × 0.08137379394
About Pounds per square foot per hour
The pound per square foot per hour (lb/(ft²·h)) equals 0.45359237/(0.09290304 × 3600) ≈ 1.356 × 10⁻³ kg/(m²·s). It is used in US heat and mass transfer texts (e.g., Perry's Chemical Engineers' Handbook) for mass flux through surfaces in drying, absorption, and distillation operations using consistent BTU-lb-h units. 1 lb/(ft²·h) ≈ 1.356 g/(m²·s).
About Kilograms per square metre per minute
The kilogram per square metre per minute (kg/(m²·min)) equals 1/60 ≈ 0.016̅ kg/(m²·s). It is used in spray technology and fire-suppression engineering where deluge-system application rates are specified per minute per unit floor/surface area. 1 kg/(m²·min) = 60 kg/(m²·h).
Quick Reference Table
| Pounds per square foot per hour (lb/(ft²·h)) | Kilograms per square metre per minute (kg/(m²·min)) |
|---|---|
| 1 lb/(ft²·h) | 0.0813738 kg/(m²·min) |
| 2 lb/(ft²·h) | 0.162748 kg/(m²·min) |
| 5 lb/(ft²·h) | 0.406869 kg/(m²·min) |
| 10 lb/(ft²·h) | 0.813738 kg/(m²·min) |
| 25 lb/(ft²·h) | 2.03434 kg/(m²·min) |
| 50 lb/(ft²·h) | 4.06869 kg/(m²·min) |
| 100 lb/(ft²·h) | 8.13738 kg/(m²·min) |