JUNE 2008

Nucor forms joint venture with Sidenor

Nucor Corporation announced the signing of a Memorandum of Understanding with Sidenor S.A. to acquire a 34% share of a new joint venture which will be formed for the production and distribution of long steel products and plate in the Balkans, Turkey, Cyprus and North Africa. The contemplated joint venture will include all of the steelmaking and related activities of Sidenor, excluding the activities and assets of Corinth Pipe Works.

Final agreement to establish the joint venture company is dependent on completion of appropriate due diligence, approval of appropriate regulatory bodies and approval of the boards of directors of both companies.

Sidenor is the largest producer of steel in Greece with additional steelmaking, rolling and reinforcing mesh operations in Bulgaria and the Former Yugoslavian Republic of Macedonia (FYROM). The main steel plants are located in Thessaloniki and Almyros (Sovel) in Greece, in Pernik, Bulgaria (Stomana Industry) and in Dojran, FYROM (Dojran Steel).