Definition:FPS/Pressure/Pound per Square Inch

Definition

The pound per square inch is an FPS unit of pressure.

It is defined as being:

The amount of pressure required to apply a force of $1$ pound force over an area of $1$ square inch.

Conversion Factors

\(\ds \)

\(\)

\(\ds 1\)

pound per square inch

\(\ds \)

\(\approx\)

\(\ds 0 \cdotp 07031\)

kilogram force per square centimetre

\(\ds \)

\(\approx\)

\(\ds 6895\)

pascals

\(\ds \)

\(\approx\)

\(\ds 5 \cdotp 171\)

centimetres of mercury

\(\ds \)

\(\approx\)

\(\ds 27 \cdotp 68\)

inches of water

Symbol

$\mathrm {lbf / in^2}$

The symbol for the pound per square inch is $\mathrm {lbf / in^2}$.

The $\LaTeX$ code for \(\mathrm {lbf / in^2}\) is \mathrm {lbf / in^2} .

Sources

• 1969: J.C. Anderson, D.M. Hum, B.G. Neal and J.H. Whitelaw: Data and Formulae for Engineering Students (2nd ed.) ... (previous) ... (next): $2.$ Unit Conversion Factors