›› Convert attobar to inch water [4 °C]

inch water

›› More information from the unit converter

How many attobar in 1 inch water? The answer is 2.4908890833333E+15.
We assume you are converting between attobar and inch water [4 °C].
You can view more details on each measurement unit:
attobar or inch water
The SI derived unit for pressure is the pascal.
1 pascal is equal to 10000000000000 attobar, or 0.0040146307866177 inch water.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between attobars and inches water.
Type in your own numbers in the form to convert the units!

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›› Common pressure conversions

attobar to kilogram-force/square millimeter
attobar to ounce/square inch
attobar to inch of air
attobar to kilogram/square centimeter
attobar to kip/square foot
attobar to megapascal
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attobar to femtobar
attobar to millibar
attobar to foot mercury

›› Definition: Attobar

The SI prefix "atto" represents a factor of 10-18, or in exponential notation, 1E-18.

So 1 attobar = 10-18 bars.

The definition of a bar is as follows:

The bar is a measurement unit of pressure, equal to 1,000,000 dynes per square centimetre (baryes), or 100,000 newtons per square metre (pascals). The word bar is of Greek origin, báros meaning weight. Its official symbol is "bar"; the earlier "b" is now deprecated, but still often seen especially as "mb" rather than the proper "mbar" for millibars.

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