... strength and qulity4.Best design5.Best sreviceSteel structural Steel structural products and service: Engineering&design, Fabrication ... welded H-section , hot-rolled H-section, channel, steel column, steel beam),standard frames, secondary framing, roof & wall materials ... welded H-section , hot-rolled H-section, channel, steel column, steel beam),standard frames, secondary framing, roof & wall materials ...