PFA/FEP/PVDF/PP/HDPE-lined blind flanges are available in a range from 25NB to 350NB.
A popular category of pipe flange is the blind flange. A lined blind flange is used to close the ends of lined piping systems. It is used to provide positive closure on the ends of lined pipes, valves, and equipment nozzles. This flange helps in easy access to a line once it has been sealed.