Convert Kilograms per square metre per second to Grams per square metre per hour
Convert Kilograms per square metre per second (kg/(m²·s)) to Grams per square metre per hour (g/(m²·h)) instantly and accurately.
Conversion Formula
g/(m²·h) = kg/(m²·s) × 3600000
About Kilograms per square metre per second
The kilogram per square metre per second (kg/(m²·s)) is the SI coherent unit of mass flux density, equal to 1 kg·m⁻²·s⁻¹. It appears directly in the continuity equation (ṁ = ρv) and in Stefan's law for evaporation. Rocket nozzle throat mass flux can reach 500-2000 kg/(m²·s); convective heat exchangers: 100-500 kg/(m²·s). 1 kg/(m²·s) = 1 000 g/(m²·s).
About Grams per square metre per hour
The gram per square metre per hour (g/(m²·h)) equals 10⁻³/3600 ≈ 2.778 × 10⁻⁷ kg/(m²·s). It is widely used in textile and paper engineering for moisture management, evaporation studies, and water-vapour transmission rate (WVTR) testing of barrier materials per ISO 2528 and ASTM E96. Breathable fabrics range 500-10 000 g/(m²·h) (=500-10 000 gsm/h). 1 g/(m²·h) = 10⁻³ kg/(m²·h).
Quick Reference Table
| Kilograms per square metre per second (kg/(m²·s)) | Grams per square metre per hour (g/(m²·h)) |
|---|---|
| 1 kg/(m²·s) | 3600000 g/(m²·h) |
| 2 kg/(m²·s) | 7200000 g/(m²·h) |
| 5 kg/(m²·s) | 18000000 g/(m²·h) |
| 10 kg/(m²·s) | 36000000 g/(m²·h) |
| 25 kg/(m²·s) | 90000000 g/(m²·h) |
| 50 kg/(m²·s) | 180000000 g/(m²·h) |
| 100 kg/(m²·s) | 360000000 g/(m²·h) |