Mass Flow Rate Converter

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Fluids • 8 units

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How to Use the Mass Flow Rate Converter

Enter a value — type any number. Invalid text and symbols are blocked automatically.
Select From and To units — choose the units to convert between.
Read the animated result — the converted value, factor, and full reference table update instantly.
Use Swap (⇄) — reverse the conversion in one click.

Why Use This Mass Flow Rate Converter

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Accurate Standards

Built on internationally recognised SI and standards-body conversion factors for dependable results.

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Instant & Animated

Results update live as you type, with a clear visual breakdown across every unit at once.

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100% Private

Everything runs in your browser — no account, no uploads, nothing leaves your device.

Common Mass Flow Rate Converter Values

Quick reference — 1 Kilogram/second (kg/s) is equal to:

Gram/second	g/s	1,000
Kilogram/hour	kg/h	3,599.997120
Kilogram/minute	kg/min	59.999880
Pound/second	lb/s	2.204623
Pound/hour	lb/h	7,936.633910
Tonne/hour	t/h	3.599997
US ton/hour	ton/h	3.968317

Mass Flow Rate Converter FAQ

What is mass flow rate? ▾

It is the mass of fluid passing a point per unit time, in kilograms per second (kg/s). It differs from volumetric flow rate, which measures volume per time and depends on density.