## ››Convert millimeter of water [4 °C] to gigapascal

 millimeter of water gigapascal

How many millimeter of water in 1 gigapascal? The answer is 101971621.29779.
We assume you are converting between millimeter of water [4 °C] and gigapascal.
You can view more details on each measurement unit:
millimeter of water or gigapascal
The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.10197162129779 millimeter of water, or 1.0E-9 gigapascal.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between millimeters of water and gigapascals.
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## ››Definition: Gigapascal

The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.

So 1 gigapascal = 109 pascals.

The definition of a pascal is as follows:

The pascal (symbol Pa) is the SI unit of pressure.It is equivalent to one newton per square metre. The unit is named after Blaise Pascal, the eminent French mathematician, physicist and philosopher.

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