Measurement unit conversion: psia

Table of Contents

Full name: pound/square inch [absolute]

Plural form: pounds/square inch

Symbol: lb/in2

Alternate spelling: psia

Category type: pressure

Scale factor: 6894.75728

The SI derived unit for pressure is the pascal. 1 pascal is equal to 0.00014503773800722 psia.

Valid units must be of the pressure type. You can use this form to select from known units:

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.

psia to centimeter of water [4 °C] psia to centipascal psia to foot of head psia to picopascal psia to centimeter water [4 °C] psia to picobar psia to centitorr psia to petapascal psia to water column [centimeter] psia to water column [millimeter]

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