... .0-200psi/bar or other different pressure range. 4.Glass or plastic Standard pressure gauge with black steel case and bezel ... explosion and do not erode steel and copper alloy. 2.Heating ,air-conditioning technology, pneumatics,air compressor, vacuum pump, pressure ... for export at home, with series of common pressure gauges, shock -proof pressure gauges,Thermometer series,Tire table series and special ...