›› Measurement unit: psia

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 psia.


›› Convert psia 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: psia

psia to foot of air [15 C]
psia to water column [centimeter]
psia to yottapascal
psia to pascal
psia to ton/square metre
psia to meter of air [0 C]
psia to meter of air [15 C]
psia to gigapascal
psia to terabar
psia to kilopascal