Stainless multi-tube for piping and manufacturing method thereof

摘要

More particularly, the present invention relates to a stainless steel multi-pipe for piping and a method of manufacturing the same, and more particularly, to a multi-And the final sheath is filled with a resin-based filler, and the length of the manufactured multi-tube is made to be a long length of 200 to 300 m to completely devide the conventional fitting method in the piping system, thereby providing excellent durability and corrosion resistance, The present invention is to provide a stainless steel multi-pipe for piping and a method of manufacturing the multi-pipe for facilitating the work efficiency and shortening the air according to the equipment, and prolonging the life span of the pipe.