›› Measurement unit: lb/in^2

Full name: pound/square inch

Plural form: pounds/square inch

Symbol: lb/in2

Alternate spelling: psi

Category type: pressure

Scale factor: 6894.75728


›› Similar units

pound/square inch
pound/square inch [gauge]
pound/square inch [absolute]


›› SI unit: pascal

The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.000145037738007 lb/in^2.


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›› Definition: Pound/square inch

The pound per square inch or, more accurately, pound-force per square inch (symbol: psi or lbf/in or lbf/in) is a unit of pressure or of stress based on avoirdupois units. It is the pressure resulting from a force of one pound-force applied to an area of one square inch.


›› Sample conversions: lb/in^2

lb/in^2 to newton/square millimetre
lb/in^2 to centimeter mercury [0 C]
lb/in^2 to newton/square metre
lb/in^2 to nanopascal
lb/in^2 to nanobar
lb/in^2 to ton/square metre
lb/in^2 to inch of mercury [0 C]
lb/in^2 to micropascal
lb/in^2 to meter of air [15 C]
lb/in^2 to water column [millimeter]