Mass Flux Density Converter

ConversionEdited by Hemant Kumar and Anjita Rai, founders · How we checkUpdated Free · No sign-up

Quick answer: Choose a starting unit and a target unit, then enter a value. Common conversions: 1 kg/(s·m²) = 3,600 kg/(h·m²); 1 kg/(s·m²) = 737.3381 lb/(h·ft²); 1 kg/(h·m²) = 0.0002777778 kg/(s·m²). This converter covers 5 mass flux density units.

Use the Mass Flux Density Converter

Mass Flux Density formula and what each symbol means

target = value × (factor of starting unit ÷ factor of target unit), where each factor is the unit value in kg/(s·m²).

Symbols used in the formula
SymbolMeaning
valueThe number you want to convert
factorThe unit’s size expressed in the base unit (kg/(s·m²))

Mass Flux Density examples

kg/(s·m²) to kg/(h·m²)

10 kg/(s·m²) = 36,000 kg/(h·m²).

kg/(s·m²) to lb/(h·ft²)

10 kg/(s·m²) = 7,373.381 lb/(h·ft²).

kg/(h·m²) to kg/(s·m²)

10 kg/(h·m²) = 0.002777778 kg/(s·m²).

How to calculate Mass Flux Density step by step

  1. Choose the starting unit and the target unit.
  2. Enter your value.
  3. Read the converted value, plus the conversion factor in both directions.

Popular mass flux density conversions

How to read your Mass Flux Density result

Mass flux density is mass flow per unit area. The SI unit is kilogram per second per square metre. It is used for evaporation, drying, filtration and fluid flow through a surface.

UNITSYMBOLEQUALSVALUE OF 1 KG/(S·M²)
Kilogram per second square meterkg/(s·m²)1 kg/(s·m²) = 1 kg/(s·m²)1 kg/(s·m²)
Gram per second square centimeterg/(s·cm²)1 g/(s·cm²) = 10 kg/(s·m²)0.1 g/(s·cm²)
Kilogram per hour square meterkg/(h·m²)1 kg/(h·m²) = 0.00027777778 kg/(s·m²)3,600 kg/(h·m²)
Pound per hour square footlb/(h·ft²)1 lb/(h·ft²) = 0.0013562299 kg/(s·m²)737.3381 lb/(h·ft²)
Pound per second square footlb/(s·ft²)1 lb/(s·ft²) = 4.8824276 kg/(s·m²)0.2048161 lb/(s·ft²)

Common mistakes when calculating Mass Flux Density

  • Confusing mass flux (per area) with mass flow (total).
  • Mixing kg/(h·m²) with kg/(s·m²), which differ by 3,600.
  • Forgetting to square the length factor between m² and ft².

Mass Flux Density FAQ

How many kg/(s·m²) is 1 kg/(h·m²)?

1/3,600, about 2.7778×10⁻⁴ kg/(s·m²).

How many kg/(s·m²) is 1 lb/(h·ft²)?

About 1.3563×10⁻³ kg/(s·m²).

How do I get total mass flow from mass flux?

Multiply the flux by the area it passes through.

What is the base unit for mass flux density?

This converter uses kilogram per second square meter (kg/(s·m²)) as the common base unit: every value is first converted to it and then to the target unit.

How do I convert between two mass flux density units?

Choose the starting and target units, enter the value and read the result. By hand: convert to the base unit with the table, then divide by the target unit factor.

How many kilograms per hour square meter are in 1 kilogram per second square meter?

1 kg/(s·m²) = 3,600 kg/(h·m²).

How many pounds per hour square foot are in 1 kilogram per second square meter?

1 kg/(s·m²) = 737.3381 lb/(h·ft²).

How many kilograms per second square meter are in 1 kilogram per hour square meter?

1 kg/(h·m²) = 0.0002777778 kg/(s·m²).

Which mass flux density units does this converter support?

It covers 5 units: kilogram per second square meter (kg/(s·m²)), gram per second square centimeter (g/(s·cm²)), kilogram per hour square meter (kg/(h·m²)), pound per hour square foot (lb/(h·ft²)), pound per second square foot (lb/(s·ft²)).

How accurate is the mass flux density converter?

Results are calculated at full double precision and shown to about 8 significant figures. Round the answer to the precision of your original measurement; a result cannot be more accurate than the number you started with.

More in Mass Flux Density converters

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Method, review and disclaimer

Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors, BIPM: the International System of Units (SI)