Birmingham Steel Corporation Birmingham Steel Corporation operates non-union mini-mills that produce steel and steel products on a low-cost basis. The company produces steel reinforcing bar (rebar) used in the construction industry and rounds, squares, flats, angles, channel and strip - also know as merchant products - which are sold to fabricators and other merchants. The company specializes in the manufacture of high quality steel bar, rod and wire from semi-finished billets as its Cleveland operation, which is recognized as one of the highest quality steel bar and rod producers in North America. Birmingham St