## ››Convert attobar to ton/square metre

 attobar ton/square meter

How many attobar in 1 ton/square meter? The answer is 9.80665E+16.
We assume you are converting between attobar and ton/square metre.
You can view more details on each measurement unit:
attobar or ton/square meter
The SI derived unit for pressure is the pascal.
1 pascal is equal to 10000000000000 attobar, or 0.00010197162129779 ton/square meter.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between attobars and tons/square meter.
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## ››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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