... Pressure Gauge 1.widely used in the field of industrial production Processes, measuring department, laboratory, Precision Pressure GaugePURPOSE:The pressure gauges are widely used in ... indicate gauge models available. Ranges inside ( ) are used less. 2. Gauges with other pressure units as bar psi, in Hg in H2O, ... sets of equipment, mechanical and electronic products, etc. Precision Pressure Gauge