Steel hollow sections, MS Black, G.I. Round pipes and Hollow Sections both in Rectangular and Square Quality rolled on High Frequency Induction Welding (HFIW) mills. The Hollow Sections are perfect substitude for conventional angle and channels and the market is diversifying to adopt the sections for the reason of overall cost saving of 15%. In addition to this, the maintenance of these sections is very cheap and it has a better aesthetic look.