... used in oil industry, medical industry, food industry, machinery industry and so on :1.PSI, BAR, MPa, kPa, kg/cm2, dual ... scales are availableCase Materials: Plastic, ABS, Steel, and Stainless Steel. 2.Dial size: 1.5 inch, 2 inch ... : NPT. ZG1 1/2, M20x1.5. BSP. BSPT 4.Mounting connection: bottom and back -Pressure