We prefabricate pipes in economical way, like BARRING and FLARE process. BARRING, making holes in mother pipe for branches, reduce the usage of Tee. FLARE process, by expanding pipe end to make Flare so as Loose Flange can be installed. Those ecnomical prefabricated pipes will be used as Headers of Pumps, Pipes for Cooling Water, Chiller Water, Steam, Air, PCCC, etc in Factory,