Convert Square millimetres per hour to Square metres per hour
Convert Square millimetres per hour (mm²/h) to Square metres per hour (m²/h) instantly and accurately.
Conversion Formula
m²/h = mm²/h × 1.000000000e-6
About Square millimetres per hour
The square millimetre per hour (mm²/h) equals 1/(3.6 × 10⁹) m²/s ≈ 2.78 × 10⁻¹⁰ m²/s. It appears in materials science for solid-state diffusion and thin-film growth studies where hourly timescales are more natural than seconds. 1 mm²/h = 1/3600 mm²/s = 1/3600 cSt.
About Square metres per hour
The square metre per hour (m²/h) equals 1/3600 m²/s ≈ 277.8 cSt. It is convenient in European process engineering when kinematic viscosity is used alongside metre-based pipe geometry and hourly flow rates. 1 m²/h ≈ 277.8 cSt.
Quick Reference Table
| Square millimetres per hour (mm²/h) | Square metres per hour (m²/h) |
|---|---|
| 1 mm²/h | 1 × 10-6 m²/h |
| 2 mm²/h | 2 × 10-6 m²/h |
| 5 mm²/h | 5 × 10-6 m²/h |
| 10 mm²/h | 1 × 10-5 m²/h |
| 25 mm²/h | 2.5 × 10-5 m²/h |
| 50 mm²/h | 5 × 10-5 m²/h |
| 100 mm²/h | 1 × 10-4 m²/h |