Gerdau S.A. Itaú First Annual Brazil Conference May 2006 1 Agenda Steel Sector Gerdau Group Operating and Financial Highlights 2 World Steel Sector – 1st Quarter 2006 The world’s steel output reached 284.5 million metric tons in the 1st quarter, a decrease of 1.15% compared to that of the forth quarter of 2005. Total output in Brazil reached 7.2 million metric tons in the 1st quarter of 2006, a decrease of 9.8% compared to 4Q2005. Brazil In the 1Q2006, the long steel production (including blooms and billets) remained in the same level’s of the last period, reaching 2,7 million metric tons. Domestic sales of long steel products (including blooms and billets) in 1Q2006 reached 1.7 million metric tons, an increase of 9.1% compared to the quarter before. South North America America Exports of long steel products (including ingots, blooms and billets) totaled 1.0 million metric tons in the 1Q2006, compared to 894 thousand metric tons in 4Q2005. The North American crude steel output for 1Q2006 was 32.1 million metric tons, an increase of 2.0% compared to the previous quarter. The South American crude steel output for the 1Q06 was 10.6 million metric tons. Brazil is the largest producer, with 67.5% of the total output, followed by Argentina, with 12.8% of the total output in the region. Source: IBS and IISI 3 Brazil and the Global Steel Industry Crude Steel Production – 1Q06 In million tons 92 Total World Production: 285.2 million tons China accounted for 32.3% of the global steel output Brazil accounted for 2.5% of the global steel output 28 24 17 Source: IISI 12 11 10 9 8 7 4 Agenda Steel Sector Gerdau Group Operating and Financial Highlights 5 Philosophy VISION TO BE A WORLD-CLASS INTERNATIONAL STEEL COMPANY MISSION Gerdau is an organization focused on the steel business with a mission to satisfy customers` needs and add value to shareholders, committed to the fulfillment of people and to the sustainable development of society 6 Investment Considerations A low cost international steel company with operations in Brazil, Uruguay, Canada, Chile, Argentina, Colombia, Spain and the United States Substantial international profile – foreign exchange generation through subsidiaries abroad and export sales amount approximately 60% of consolidated revenues in the 1Q06 Ranked 14th globally by steel output in 2005 with an output of 13.7MM tons (including strategic shareholdings) 2nd largest long steel producer in North America and largest long steel producer in the Americas Focused on the production of long steel products Gerdau operates 30 mills incorporating both integrated and mini mills with the latest technologies Relevant market share in every country with operations and diversified product range, with high value-added products Strong low cost strategy as a result of diversified production processes and multiple raw material sourcing Sound balance sheet (Gross Debt-to-EBITDA at approximately 1.7x in 1Q06) and strong cash generation Shares of Gerdau S.A. are currently traded at the São Paulo, New York and Madrid stock exchanges Shares of Metalúrgica Gerdau S.A. are traded at the São Paulo stock exchange Gerdau Ameristeel’s shares are traded at the New York and Toronto stock exchanges 7 Value Builder Company ATKearney Revenue Growth Growth portfolio (CAGR 1999-2003) benchmarked against industry average 30% Gerdau Outokumpu Acerinox 25% Usinas Salzgitter 20% 15% Industry average China Steel Baoshan1) INI Steel Nucor Rautaruukki Ipsco Tata US Steel Voest-Alpine Smorgon Boehler-Uddeholm SSAB Ispat JFE 10% 5% Arcelor Corus SAIL Harsco Thyssenkrupp Dofasco Nippon Steel Kobe 0% Carpenter -5% -10% -35% Iscor Nisshin Steel -25% Onesteel1) Wuhan Steel1) Kennametal RIVA1) Haynes CSN AK Steel Stelco Eregli DemirPosco Allegheny -15% -5% 5% Note: 1) RIVA 98 02, Wuhan Steel & Onesteel 00 03, Baoshan 01 03 Source: ThyssenKrupp (segment), Kobe (segment), RIVA, Haynes: EBIT Growth Industry average 15% 25% 35% 45% Value Growth 8 Solid Track Record 16,372 In thousand tons Potter Form Gate City & RJ 18,658 North Star Araçariguama (USA) (Brazil) SACK Sidenor (Chile) (Spain) TOTAL INVESTED (1981-2005): Brazil = US$ 4.0 billion + Debt North America = US$ 1.4 billion + Debt South America = US$ 468 million + Debt 11,076 7,696 Controll of Açominas (Brazil) Ameristeel (USA) AZA New Plant (Chile) 6 2 00 5 00 4 Abroad – Crude Steel Installed Capacity 2 00 3 2 00 2 2 2 00 1 2 00 0 00 9 2 99 1 99 7 1 99 6 1 99 5 99 4 1 99 3 Brazil – Crude Steel Installed Capacity 8 Stake in Açominas (Brazil) Manitoba (Canada) 1 99 2 1 1 99 1 99 0 1 99 9 1 98 8 1 4,568 4,595 AZA (Chile) Diaco (Col.) Cartersville Drawing Co-Steel (USA) Additional stake in Açominas (Brazil) 1 Piratini (Brazil) Usiba Barão (Brazil) de Cocais (Brazil) 98 7 1 1 98 6 Laisa - 1980 (Uruguay) 98 3,934 Cambridge (Canada) 2,611 1,757 1 3,072 16,475 9 An International Company Total Capacity (Includes Strategic Shareholdings) 18.7 million tons of crude steel 14.9 million tons of rolled steel products Brazil 9 million tons of crude steel 5.5 million tons of rolled steel products 11 mills 11 fabrication shops 6 downstream operations and special sections 74 sales points and flat steel service centers Abroad 9.7 million tons of crude steel 9.3 million tons of rolled steel products 19 mills 38 fabrication shops Steel mills 15 downstream operations and special sections Strategic Shareholding 12 10 Solid Market Share in Long Steel NORTH AMERICA BRAZIL Barra Mansa 5% Gerdau 48% Other 50% Mittal 7% Other 7% Commercial Metals 6% Aços Villares 5% Gerdau Ameristeel 15% Belgo 35% Nucor 22% COUNTRY MARKET SHARE CHILE 51% CAP + Imports URUGUAY 90% Imports ARGENTINA 20% Acindar + Bragado + Zapla COLOMBIA 37% Acerias Paz Del Rio SPAIN 36%* GSB * Specialty steel only MAIN COMPETITORS 11 Agenda Steel Sector Gerdau Group Operating and Financial Highlights 12 Shipments In thousand tons 12,144 12,560 13,550 9,109 Brazil – Domestic Market (27% in 1Q06) 7,411 Brazil – Exports (17% in 1Q06) 3,374 3,691 South America (9% in 1Q06) North America (45% in 1Q06) Europe (2% in 1Q06) 2001 Billets, blooms & slabs 2002 2003 Merchant bars 2004 2005 Rebars 1Q 0 5 Fabricated steel 1Q 0 6 Heavy structural shapes Wire-rod Wires Nails 13 Strong Export Business 1Q06 NET REVENUE BREAKDOWN BY REGION Europe 3% North America 44% South America 9% Brazil (Domestic Market) 35% Exports (from Brazil) 9% EXPORT SHIPMENTS BY REGION Africa 13% Europe 12% Asia 22% Central America 12% North America 16% South America 25% 14 Margin Evolution Gross Margin 52% 42% 40.5% 31% 29.5% 21% 10% 34.5% 26.3% 26.1% 18.6% 27.6% 15.6% 0% 1Q05 2Q05 EBITDA Margin 42% 31% 3Q05 4Q05 1Q06 Net Margin 30% 35.0% 20.8% 25.2% 21% 24.3% 10% 14.2% 26.0% 22.7% 20.8% 20% 16.5% 15.5% 10% 13.9% 22.5% 14.8% 13.2% 7.9% 7.3% 0% 0% 1Q05 2Q05 3Q05 4Q05 1Q06 1Q05 2Q05 Brazil South America North America Consolidated 3Q05 4Q05 1Q06 15 Consolidated Financials In US$ millions 1Q05 4Q05 1Q06 Current assets Non-current assets Fixed assets Total 3,725 409 3,075 7,209 5,182 377 3,788 9,347 5,684 503 4,432 10,619 Current liabilities Non-current liabilities Shareholders’ equity Total 1,742 2,307 3,160 7,209 1,790 3,225 4,332 9,347 1,976 3,628 5,015 10,619 2,187 605 439 304 531 2,088 551 375 312 443 2,584 681 532 383 538 27.6% 24.3% 1.1x 0.7x 26.4% 21.2% 1.6x 0.4x Balance Sheet Income Statement Net revenue Gross profit Operating income Net income EBITDA Ratios Gross margin EBITDA margin Total debt / EBITDA Net debt / EBITDA 26.3% 20.8% 1.7x 0.5x 16 Indebtedness In US$ million Mar. 06 GROSS DEBT 3,660 100% SHORT TERM Domestic Currency Foreign Currency Companies Abroad 670 18% 113 3% 184 5% 373 10% LONG TERM Domestic Currency Foreign Currency Companies Abroad 2,991 82% 791 22% 1,508 41% 692 19% CASH & CASH AND EQUIV. Domestic Currency Foreign Currency 2,550 100% 1,558 61% 992 39% NET DEBT 1,110 COST OF DEBT IN MAR. 06 (per annum) In US$ Brazil – Domestic Currency 14.2%* Brazil – Foreign Currency 7.3% Companies Abroad 7.8% DEBT AVERAGE LIFE 8.8 years *Includes (7.19%) of 2006 FX DEBT STRUCTURE Foreign Currency 46% Companies Abroad 29% Domestic Currency 25% 17 Expansion Program 2006 - 2008 Investment Program 2006 – 2008: US$ 3.8 billion 2006 – US$ 1.7 billion 2007 – US$ 1.4 billion 2008 – US$ 0.7 billion NEW CAPACITY US$ 2.0 billion MAINTENANCE US$ 1.8 billion Brazil US$ 674 MM North America US$ 977 MM South America US$ 129 MM INSTALLED CAPACITY EVOLUTION Crude Steel + 14% 18,658 Abroad 10,073 + 6% 21,360 10,675 Brazil 8,585 2006 Rolled Products In thousand tons + 24% + 17% 17,471 14,870 + 13% 9,610 10,685 5,260 2008 2006 10,886 Abroad Brazil + 25% 6,585 2008 18 Dividends Policy 30% of the adjusted net income (Pay-out) Dividend payments are being made on a quarterly basis DIVIDENDS DISTRIBUTION* In US$ million 334 302 Metalúrgica Gerdau S.A. (GOAU4) Gerdau S.A. (GGBR4) 153 153 118 30 55 1999 66 30 2000 53 81 71 42 2001 58 2002 2003 2004 2005 DIVIDEND YIELD 1999 2000 2001 2002 2003 2004 2005 GOAU4 6.0% 7.9% 17.0% 11.3% 6.2% 7.8% 6.1% GGBR4 3.6% 6.1% 6.8% 6.8% 3.9% 6.1% 4.6% * Dividends related to each period, but not necessarily paid in the same period. 19 Outlook Brazil Greater economic growth in 2006 – around 3.5% Growing volumes – Domestic market from 8 to 10% Strengthening of the civil construction sector Price stability in Brazilian currency Inventories adjusted North America Consistent economic growth Greater investments in infrastructure Production costs stability Prices rising Growing metallic spread South America Consolidated economic growth Strengthening of the civil construction sector Demand is strong Europe Consolidation of the specialty steel operations at Sidenor 20 Safe Harbor Statement This presentation can contain statements which constitute forward-looking statements. Such forward-looking statements are dependent on estimates, data or methods that may be incorrect or imprecise and that may be incapable of being realized. These estimates also are subject to risk, uncertainties and suppositions and include, among other, overall economic, political and commercial environment, in Brazil and in the markets we are present in addition to government regulations, present and future. Prospective investors are cautioned that any such forward-looking statements are not guarantees of future performance and involve risks and uncertainties. The Company does not undertake, and specifically disclaims any obligation to update any forward-looking statements, which speak only as of the date made. 21 Gerdau S.A. www.gerdau.com.br inform@gerdau.com.br +55 51 3323 2703 22