... flow meter. It was widely used in fields of gas, natural gas, petroleum industry, chemical engineering, energy industry, food ... instrument. For the purpose of design, sufficient installation space shall be considered.f. In case media flow up ... view (showing gauge head)Sizemain technical indicesMeasured mediaLiquid, gas, steamNominal diameterPipeline type 15~300mmClamped mounting type 15~600mmInserted ...