Companhia Sider�rgica Nacional (CSN) primarily operates as an integrated steel producer in Brazil. It produces a line of steel products, including slabs, which are semifinished products used for processing hot-rolled, cold-rolled, or coated coils and sheet products; hot-rolled products comprising heavy-gauge hot-rolled coils and sheets, and light-gauge hot-rolled coils and sheets; cold-rolled products, including cold-rolled coils and sheets; and galvanized products consisting of flat-rolled stee ...

POSCO engages in the manufacture and sale of various steel products primarily in Korea. It offers hot rolled products that are used in the manufacture of structural steel used in the construction of buildings and bridges, railway rolling stocks, industrial pipes and tanks, and automobile chassis; and plates, which are used in shipbuilding, structural steelwork, offshore oil and gas production, power generation, and mining, as well as in the manufacture of earth-moving and mechanical handling equ ...

Wheeling-Pittsburgh Steel Corporation, headquartered in Wheeling, West Virginia, is a producer of carbon flat rolled products for the construction, container, appliance, converter/processor, steel service center, automotive and other markets. The company's products include various sheet products such as hot rolled, cold rolled, hot dipped galvanized, electro-galvanized, black plate and electrolytic tinplate.

Wheeling Corrugating Company, a division of Wheeling-Pittsburgh, is also headquarter ...