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pound/square inch [gauge]
pound/square inch [absolute]
How many pound per square inch in 1 newtons/(sq. millimeter)?
The answer is 145.037738007.
We assume you are converting between pound/square inch [absolute] and newton/square millimetre.
You can view more details on each measurement unit:
pound per square inch or newtons/(sq. millimeter)
The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.000145037738007 pound per square inch, or 1.0E-6 newtons/(sq. millimeter).
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between pounds/square inch and newtons/square millimeter.
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Pounds per square inch absolute (psia) is used to make it clear that the pressure is relative to a vacuum rather than the ambient atmospheric pressure. Since atmospheric pressure at sea level is around 14.7 psi, this will be added to any pressure reading made in air at sea level.
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