Nucor Corporation is a manufacturer of steel and steel products, with operating facilities in the United States, Canada and Mexico. Its segments include steel mills, steel products, raw materials, and Nucor Data Systems. The Steel Mills segment produces sheet steel (hot-rolled, cold-rolled and galvanized), plate steel, structural steel (wide-flange beams, beam blanks, H-piling, and sheet piling) and bar steel (blooms, billets, concrete reinforcing bar, merchant bar and engineered special bar quality. The Steel products segment produces steel joists and joist girders, steel deck, galvanized torque tubes used in solar arrays, hollow structural section (HSS) steel tubing, electrical conduit, fabricated concrete reinforcing steel, cold finished steel, and steel fasteners. The Raw materials segment produces direct reduced iron (DRI), brokers ferrous and nonferrous metals, and pig iron. Nucor Data Systems serves its customers in the data center infrastructure industry.