›› 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

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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 of water [4 °C]
pound/square inch [absolute] to yoctopascal
pound/square inch [absolute] to hectobar
pound/square inch [absolute] to bar
pound/square inch [absolute] to technical atmosphere
pound/square inch [absolute] to centibar
pound/square inch [absolute] to nanobar
pound/square inch [absolute] to terabar
pound/square inch [absolute] to foot of head
pound/square inch [absolute] to inch of water column