A flange connects pipes, valves, pumps and other equipment to form a piping system. They are usually welded or screwed together. They also provide easy access for cleaning, inspection or modification. Flanged joints are made by bolting together two flanges with a gasket between them to provide a seal.

Brazing operation of the Stainless Steel Tubes and Copper Tubes, that are used to make Heat Exchangers, is done by customers.