SS End Flange Pipe Fitting

A flange can also be a plate or ring to form a rim at the end of a pipe when fastened to the pipe

flange is a plate for covering or closing the end of a pipe. A flange joint is a connection of pipes, where the connecting pieces have flanges by which the parts are bolted together.

A flange is a ridge or rim (lip) that is either external or internal and is used for strength.