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Kilogram per square meter hour (kg/(m²·h))

Mass flowing through one square meter every hour. Used for evaporation and membrane flux.

What is a kilogram per square meter hour?

Symbol
kg/(m²·h)
Quantity
Mass Flux Density
Unit system
SI-accepted
Definition
Mass flowing through one square meter every hour. Used for evaporation and membrane flux.
Exact
Yes, the value is exact by definition
Source
SI Brochure, 9th edition (BIPM, 2019)

Common applications

Used for evaporation from water surfaces, drying rates and membrane processes.

Kilogram per square meter hour in other mass flux density units

Kilogram per square meter hour quick reference

Kilogram per square meter hour in other units
Kilogram per square meter hourKilogram per square meter secondPound per square foot hourGram per square centimeter second
1 kg/(m²·h)≈ 0.0002777777778 kg/(m²·s)≈ 0.2048161436 lb/(ft²·h)≈ 0.00002777777778 g/(cm²·s)
10 kg/(m²·h)≈ 0.002777777778 kg/(m²·s)≈ 2.048161436 lb/(ft²·h)≈ 0.0002777777778 g/(cm²·s)
100 kg/(m²·h)≈ 0.02777777778 kg/(m²·s)≈ 20.48161436 lb/(ft²·h)≈ 0.002777777778 g/(cm²·s)
1000 kg/(m²·h)≈ 0.2777777778 kg/(m²·s)≈ 204.8161436 lb/(ft²·h)≈ 0.02777777778 g/(cm²·s)

Where the kilogram per square meter hour fits

The next larger mass flux density unit is the pound per square foot hour (lb/(ft²·h)). 1 kg/(m²·h) ≈ 0.2048161436 lb/(ft²·h), and 1 lb/(ft²·h) ≈ 4.882427636 kg/(m²·h).

Frequently asked questions

How many kilograms per square meter second are in one kilogram per square meter hour?
One kilogram per square meter hour ≈ 0.0002777777778 kg/(m²·s) (kilograms per square meter second).
How many pounds per square foot hour are in one kilogram per square meter hour?
One kilogram per square meter hour ≈ 0.2048161436 lb/(ft²·h) (pounds per square foot hour).
How many grams per square centimeter second are in one kilogram per square meter hour?
One kilogram per square meter hour ≈ 0.00002777777778 g/(cm²·s) (grams per square centimeter second).