Gerdau : and ArcelorMittal Agree to Sell Gallatin Steel Facility for US$770 Million

Press release

September 15, 2014, Porto Alegre, Luxembourg- Gerdau and ArcelorMittal jointly announced today that they have entered into a definitive transaction agreement to sell their respective 50% interests in Gallatin Steel Company ("Gallatin") to Nucor Corporation for a total cash consideration of US$770m, subject to customary closing adjustments.

Gallatin is a flat rolled mini-mill located in Gallatin County, Kentucky, USA that melts scrap, pig iron and hot briquetted iron from various sources, and processes the material to produce flat rolled steel. Gallatin's high quality assets produce a wide range of steels from low to high carbon grades with an annual capacity of around 1.8 million tons.

"The decision to sell Gallatin was made in order for Gerdau to focus on its core assets in North America. On behalf of Gerdau's management, I would like to express gratitude to the whole team at Gallatin for their efforts in making Gallatin a great company", said Gerdau's Chief Executive Officer (CEO), André B. Gerdau Johannpeter.

"The sale of Gallatin unlocks substantial value for ArcelorMittal's shareholders and is consistent with ArcelorMittal's stated strategy of selective divestment of non-core assets. I would like to thank all our employees in Gallatin for their hard work and commitment during the years that we have co-owned this mill" said Aditya Mittal, CFO of ArcelorMittal.

Completion of the sale is subject to customary closing conditions, including expiration of the Hart Scott Rodino Antitrust Improvements Act waiting period. The closing of the transaction is not subject to any financing conditions and is expected to be realized by the end of 2014.

About Gerdau

Gerdau is the leading manufacturer of long steel in the Americas and a major global supplier of special long steels. The company recently began operations in two new Brazilian markets, with the production of flat steel and the expansion of its iron mining activities, initiatives that are expanding its product mix and the competitiveness of its operations.

With more than 45,000 employees, Gerdau has industrial operations in 14 countries - the Americas, Europe and Asia - with a combined installed capacity of more than 25 million tons of steel a year. It is also Latin America's biggest recycler and, worldwide, transforms millions of tons of scrap metal into steel every year, reinforcing its commitment to sustainable development in the regions where it operates.

With more than 120,000 shareholders, Gerdau's shares are listed on the New York, São Paulo and Madrid stock exchanges.

Porto Alegre, Luxembourg, September 15, 2014