REF - World's Largest Steel Producing Companies

World's Largest Steel Producing Companies according to reported 2005 data published by the International Iron & Steel Institute:

*2005 World production was 1,131.8 million metric tons
1. Arcelor Mittal (India, 117 million metric tons)
2. Nippon Steel (Japan, 32)
3. POSCO (South Korea, 31)
4. JFE (Japan, 30)
5. Tata Steel (India, 28)
6. Shanghai Baosteel Group Corporation (China, 24)
7. United States Steel Corporation (United States, 19)
8. Nucor Corporation (United States, 18)
9. Riva Group (Italy, 18)
10. Techint (Argentina, 17)
11. ThyssenKrupp (Germany, 17)
12. Tangshan (China, 16)
13. Shagang Group (China, 15)
14. Evraz Holding (Russia, 14)
15. Gerdau (Brazil, 14)
16. Severstal (Russia, 14)
17. Sumitomo Metal Industries (Japan, 14)
18. Steel Authority of India Limited (India, 13)
19. Wuhan Iron and Steel (China, 12)
20. Anshan (China, 12)
21. Magnitogorsk (Russia, 11)
22. Shougang (China, 11)
23. Jinan (China, 10)
24. Laiwu Steel (China, 10)
25. China Steel (Taiwan, 10)

http://www.worldsteel.org/pictures/newsfiles/WSIF06.pdf

Data Courtesy: International Iron and Steel Institute.