... debar, max rolling speed 11m/s; wire-rodΦ6.5 mm, Φ8 mm, Φ10 mm, max rolling speed 18m/s; section steel is mainly ... raw materials cross section is mainly 120x120, 150x150 and 160x160 mm with annual production capacity up to 100,000 to 200 ... uses semi-continuous rolling which normally consists of 6 to 8 Φ380 2-roll type bearing rolling unit, final rolling (or ...