Mercury (Hg) is a trace element often found in natural gas and natural gas liquid streams. It can be present as organometallic and inorganic compounds, and/or in the elemental form depending on the origin of the gas. While organometallic mercury most typically ends up in the hydrocarbon liquid...
A good example of the relationship of line pressure to turndown is shown in the chart below, where the change in turndown with pressure for multiple meters is graphed. Coriolis flow meters for gas measurement are currently available in line diameters from 2.5mm (1/10”) to 150mm (6”) ...