Convert Pound Mass per Square Foot Hour to Kilogram per Square Meter Second
Live bidirectional calculator for Pounds Mass per Square Foot Hour (lbm/(ft²·h)) and Kilograms per Square Meter Second (kg/(m²·s)) with verified formula and conversion charts.
Mass Flux Density6 units
How the Calculation Works (Linear Scaling)
Since 1 Kilogram per Square Meter Second = 737.338117 Pounds Mass per Square Foot Hour, divide the value in Pounds Mass per Square Foot Hour by 737.338117.
Pound Mass per Square Foot Hour to Kilogram per Square Meter Second Conversion Table
Precomputed values for quick reference and printing.
| Pound Mass per Square Foot Hour | Kilogram per Square Meter Second |
|---|---|
| 1 lbm/(ft²·h) | 0.0014 kg/(m²·s) |
| 2 lbm/(ft²·h) | 0.0027 kg/(m²·s) |
| 3 lbm/(ft²·h) | 0.0041 kg/(m²·s) |
| 4 lbm/(ft²·h) | 0.0054 kg/(m²·s) |
| 5 lbm/(ft²·h) | 0.0068 kg/(m²·s) |
| 6 lbm/(ft²·h) | 0.0081 kg/(m²·s) |
| 7 lbm/(ft²·h) | 0.0095 kg/(m²·s) |
| 8 lbm/(ft²·h) | 0.0108 kg/(m²·s) |
| 9 lbm/(ft²·h) | 0.0122 kg/(m²·s) |
| 10 lbm/(ft²·h) | 0.0136 kg/(m²·s) |
| 15 lbm/(ft²·h) | 0.0203 kg/(m²·s) |
| 20 lbm/(ft²·h) | 0.0271 kg/(m²·s) |
| 25 lbm/(ft²·h) | 0.0339 kg/(m²·s) |
| 30 lbm/(ft²·h) | 0.0407 kg/(m²·s) |
| 40 lbm/(ft²·h) | 0.0542 kg/(m²·s) |
| 50 lbm/(ft²·h) | 0.0678 kg/(m²·s) |
| 75 lbm/(ft²·h) | 0.1017 kg/(m²·s) |
| 100 lbm/(ft²·h) | 0.1356 kg/(m²·s) |
| Kilogram per Square Meter Second | Pound Mass per Square Foot Hour |
|---|---|
| 1 kg/(m²·s) | 737.3381 lbm/(ft²·h) |
| 2 kg/(m²·s) | 1474.6762 lbm/(ft²·h) |
| 3 kg/(m²·s) | 2212.0144 lbm/(ft²·h) |
| 4 kg/(m²·s) | 2949.3525 lbm/(ft²·h) |
| 5 kg/(m²·s) | 3686.6906 lbm/(ft²·h) |
| 6 kg/(m²·s) | 4424.0287 lbm/(ft²·h) |
| 7 kg/(m²·s) | 5161.3668 lbm/(ft²·h) |
| 8 kg/(m²·s) | 5898.7049 lbm/(ft²·h) |
| 9 kg/(m²·s) | 6636.0431 lbm/(ft²·h) |
| 10 kg/(m²·s) | 7373.3812 lbm/(ft²·h) |
| 15 kg/(m²·s) | 11060.0718 lbm/(ft²·h) |
| 20 kg/(m²·s) | 14746.7623 lbm/(ft²·h) |
| 25 kg/(m²·s) | 18433.4529 lbm/(ft²·h) |
| 30 kg/(m²·s) | 22120.1435 lbm/(ft²·h) |
| 40 kg/(m²·s) | 29493.5247 lbm/(ft²·h) |
| 50 kg/(m²·s) | 36866.9059 lbm/(ft²·h) |
| 75 kg/(m²·s) | 55300.3588 lbm/(ft²·h) |
| 100 kg/(m²·s) | 73733.8117 lbm/(ft²·h) |
About Pound Mass per Square Foot Hour (lbm/(ft²·h))
An engineering unit of mass flux density equal to one avoirdupois pound mass per square foot per hour (~1.35623 × 10⁻³ kg/(m²·s)).
History: Widely used in traditional American cooling tower loading specifications and air handling filter capacities.
Common Uses: Cooling tower water loading rates, sand filter backwash flux design, industrial spray drying throughput.
About Kilogram per Square Meter Second (kg/(m²·s))
The SI coherent derived unit of mass flux density, defined as one kilogram of mass transported across a one-square-meter cross-section per second. It measures mass flow per unit area per unit time (G = ṁ / A).
History: Standardized in transport phenomena literature by Bird, Stewart, and Lightfoot for mass transfer, filtration, and boundary-layer dynamics.
Common Uses: Nuclear reactor thermal-hydraulic subchannel analysis, membrane reverse osmosis flux, turbulent boundary layer mass transport.
❓ Frequently Asked Questions
How many Kilograms per Square Meter Second are in 1 Pound Mass per Square Foot Hour?
There are exactly 0.001356 Kilograms per Square Meter Second in 1 Pound Mass per Square Foot Hour (1 lbm/(ft²·h) = 0.001356 kg/(m²·s)).
What is the formula to convert Pound Mass per Square Foot Hour to Kilogram per Square Meter Second?
The formula is: Kilogram per Square Meter Second = Pound Mass per Square Foot Hour / 737.338117. Since 1 Kilogram per Square Meter Second = 737.338117 Pounds Mass per Square Foot Hour, divide the value in Pounds Mass per Square Foot Hour by 737.338117.
How do I convert 1 lbm/(ft²·h) to kg/(m²·s) manually?
To convert 1 lbm/(ft²·h) to kg/(m²·s): apply the formula Kilogram per Square Meter Second = Pound Mass per Square Foot Hour / 737.338117. Substituting gives: 1 / 737.338117 = 0.0014 kg/(m²·s).