gauge pressure

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gauge pres·sure

pressure measured relative to ambient atmospheric pressure; at sea level, it is 1 atmosphere less than the pressure in the atmosphere. Compare: absolute pressure.
References in periodicals archive ?
2] of duct surface area, at a static gage pressure of 1 Pa.
Psig: Gage pressure in psi is the amount by which pressure exceeds the atmospheric pressure, negative in case of a vacuum.
com/) will introduce a new "rugged" version of their 8PP3 Silicon MEMS Strain Gage pressure sensor at the International Fluid Power Exposition 2008.