... range; Extensive measured mediums, can measure liquid, gas and steam; Vortex flowmeterTechnical parameters Nominal aperture: DN15, DN20, DN25, DN32, DN40, DN50 ... gas, natural gas, chemical gas and so on), liquid (water, high temperature water, oil, food liquid, chemical liquid and so on), steam ... ;Material of meter body: 1Cr18Ni9Ti (other materials supplied by agreement). Vortex flow meter