As BENA Steel industries is committed to keep the diversifying of its production that’s in line with its main activity as a coil service center, the company has launched its first ERW tube mill in 2012 opening by that the door for more investments in the field, and since then the investment and development in this field in ongoing.
Welded hollow sections with a longitudinal weld are mainly made with Electrical Resistance Welding (ERW) processes. A strip is shaped by rollers into a cylindrical shape and welded longitudinally. The edges are heated by electrical resistance. The rollers push the edges together