›› Measurement unit: pound/square inch [absolute]

Full name: pound/square inch [absolute]

Plural form: pounds/square inch

Symbol: lb/in2

Alternate spelling: psia

Category type: pressure

Scale factor: 6894.75728


›› SI unit: pascal

The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.00014503773800722 pound/square inch [absolute].


›› Convert pound/square inch [absolute] to another unit

Convert pound/square inch [absolute] to  

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›› Definition: Pound/square inch

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.


›› Sample conversions: pound/square inch [absolute]

pound/square inch [absolute] to foot water [4 C]
pound/square inch [absolute] to ton/square inch [short]
pound/square inch [absolute] to megapascal
pound/square inch [absolute] to centimeter mercury [0 C]
pound/square inch [absolute] to pound/square foot
pound/square inch [absolute] to ton/square foot [long]
pound/square inch [absolute] to kilopond/square millimeter
pound/square inch [absolute] to micron mercury [0 C]
pound/square inch [absolute] to millibar
pound/square inch [absolute] to centihg