Companhia Siderurgica Nacional · BMFBOVESPA:CSNA3

Companhia Siderurgica Nacional — National Steel — Investor Presentation (September 2007)

39 slides from Companhia Siderurgica Nacional's investor presentation, Sep 27, 2007

  1. Slide 1: Companhia Siderúrgica Nacional

    COMPANHIA SIDERÚRGICA NACIONAL

  2. Slide 2: Company history and milestones timeline

    2006 2007 2008 2009 2010 Istiron ore 2005 arouncementof sigan kem enor production on oe production Irom ore production Casa de Pedea mine and Teg’ Project __Tagusi 21 Mpa 40 Mpa 55 Mpa Tagua coal terminal Rnnouncement of pertionalsta.up 2003 expansions bepin ‘Casa de Pedra of the 2 pelletizing Pelle

  3. Slide 3: Slide 3

  4. Slide 4: Mining

    MINING

  5. Slide 5: Location and Logistics

    LOCATION AND LOGISTICS

  6. Slide 6: CSN - Namisa Group mines, terminals and MRS

    ime MRS I CSN - NAMISA GROUP ‘© LOADING TERMINALS © MINES © cmes cao CVRD & STEELWORKS wonizonre — MINES. usmanas SARZEDO \ nce COMPLE: a ENGENHO tak \EERNANDINHO cst “Funena COMPLEX — COMPLEX GERDAU- ACOMINAS CSN Geom | Central Line - MRS

  7. Slide 7: Resources and Reserves

    RESOURCES AND RESERVES

  8. Slide 8: Reserves (Mt)

    Reserves (Mt) 1,631 1,60 4,20 80 400| 278 306 | 44 o 1979 1988 1997 2006

  9. Slide 9: Casa de Pedra Mine, pelletizing, rail and port capacity

    ‘COMPLEXO ‘SARZEDO. COMPLEXO ENGENHO Casa de Pedra Mine v Current Capacity: 16 Mtpa v Future Capacity: 53 Mtpa Pelletizing Plant ¥ CDP: 6.0 Mtpa Rail Transportation ¥ MRS 2S. comptexo "FERNANDINHO Port of Itaguai v Capacity: 30 Mtpa (Phase II)

  10. Slide 10: Production capacity (Mtpa) over time

    53 Mtpa 46 Mtpa 36 Mtpa 27 Mtpa 6 Mtpa 1993 1999 2005 2011 2017 2023 2029 2035 2041

  11. Slide 11: Development of Mining Business

    DEVELOPMENT OF MINING BUSINESS

  12. Slide 12: Available ROM (Mt)

    Available ROM (Mt) 1979 1986 1993 2000 2007

  13. Slide 13: Casa de Pedra Mine future capacity

    Casa de Pedra Mine v Current Capacity: 16 Mtpa v Future Capacity : 65 Mtpa Pelletizing Plant ¥ CDP: 6.0 Mtpa Rail Transportation ~ MRS $ Soemimons ‘COMPLEXO ‘SARZEDO. SS compLexo COMPLEXO ENGENHO FERNANDINHO con Port of Itaguai v Capacity: 70 Mtpa (Phase IV)

  14. Slide 14: Product mix volumes by ore type

    65 65 65 65 65 65 65 65 65 65 65 40 2 2007 2009 2011 2013 2015 2017 2019 2021 2023 2025 2027 2029 2031 2033 2035 2037 2039 @ Natural Pellet Ore (Lump Ore) m@ Small Lump (“Hematite”) m@ Sinter Feed m Pellet Feed * Volumes in Mtpa

  15. Slide 15: Pelletization and port phases 2007-2011

    40 Mtpa Phase 6 Mtpa Plant 20 Mtpa Plant Pelletization - 6 Mtpa Port Phase |-7 Mtpa Port Phase Il -30 Mtpa Port Phase Ill-45 Mtpa Port Phase IV -70 Mtpa 2007 2008 2009 2010 2011 HI conciudea EE 009 eee area

  16. Slide 16: Development of the Mine

    DEVELOPMENT OF THE MINE

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  20. Slide 20: Development of Processing

    DEVELOPMENT OF PROCESSING

  21. Slide 21: Lump Ore processing flow

    LUMP ORE RECOVERED #20 CLASSIFICATION Pi ses, FLOTATION AND FILTERING SLAG HEAP PELLET FEED

  22. Slide 22: Lump Ore processing flow

    LUMP ORE (CRUSHING AND SCREENING RECOVERED 20 CLASSIFICATION GRAVITY CONCENTRATION MAGNETIC SEPARATION, FLOTATION AND FILTERING

  23. Slide 23: Processing flow expansion

    5 and 20 Mtpa RS eZ (CRUSHING, SCREENING AND CLASSIFICATION RECOVERED #20 =| 5 ery exNoe FLOTATION AND FILTERING ‘SLAG HEAPS PELLET FEED

  24. Slide 24: Development of the Port

    DEVELOPMENT OF THE PORT

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  27. Slide 27: Stockyard Capacity: 2.55 Mt

    Stockyard Capacity: 2.55 Mt Coal: 0.55 Mt Iron Ore: 2.0 Mt ae ‘Coal and Coke Stockyard. R-RECLAIMER [coal and Coke Transy §: Stacker [cto coe enpet 6h STACKED RECLAIMER —

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  30. Slide 30: Stockyard Capacity: 6.6 Mt

    Stockyard Capacity: 6.6 Mt Coal It NEW TWO- Tron Ore: 4.6 Mt vc PIER ITAGUAI PLANT STOCKYARDS 45 Mtpa PHASE, CURRENT DOCK COAL YARD TRON ORE YARD

  31. Slide 31: Iron ore stacking and reclaiming system

    2 Stack 3,000, uh 2 Reclaimers 3.000, uh TRON ORE YARD EE | <ee | DD Sesiasianicicom CD a Iron Ore tacking and Reclaiming System 1 Stacker 8.000, th 2s Rela 8800 th

  32. Slide 32: Sea pier

    SEA piel: Preliged Volum: 14.0 Mm3 + Maximum Dhrati: 2310 ml ~ tact Stay Ste (NEES SEF. 080h tt

  33. Slide 33: Nacional Minérios

    NACIONAL MINÉRIOS

  34. Slide 34: Railway

    EVIE RAILWAY — Fea ranway — mas nawway

  35. Slide 35: Pelletizing

    PELLETIZING

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  39. Slide 39: Thank You!

    THANK YOU! SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Date: September 26, 2007 COMPANHIA SIDERÚRGICA NACIONAL By: / S / Benjamin Steinbruch Benjami

National Steel — Investor Presentation (September 2007) on 6ix