Profile: Flow-Lin Corporation is a manufacturer of primary flow elements and flow accessories. Our product line includes orifice plates, orifice flange unions, flow nozzles, low loss flow tubes, venturi tubes, meter runs and accessories such as straightening vanes, restriction unions, condensate chambers, holding blocks, orifice plate holders, spectacle blinds, grounding rings and cleaner assemblies. Our venturi tubes measure the flow of almost all liquids, steam and gases. we provide orifice plates with eccentric, segmental or quadrant-edged bores.