(Output in million metric tons crude steel; the country/region of producer’s basing specified in brackets)

1. 116.4 Mton ArcelorMittal (Global)
2. 35.7 Mton Nippon Steel (Japan)
3. 34.0 Mton JFE (Japan)
4. 31.1 Mton POSCO (South Korea)
5. 28.6 Mton Shanghai Baosteel Group Corporation (China)
6. 26.5 Mton Tata Steel (India head office) (Global)
7. 23.6 Mton LiaoNing An-Ben Iron and Steel Group (China)

8. 22.9 Mton Shagang Group (China)
9. 22.8 Mton HeBei Tangshan Iron & Steel Group (China)
10. 21.5 Mton United States Steel Corporation (United States)
11. 20.2 Mton Wuhan Iron and Steel (China)
12. 20.0 Mton Nucor Corporation (United States)
13. 18.6 Mton Gerdau (Brazil)
14. 17.9 Mton Gruppo Riva (Italy)
15. 17.3 Mton Severstal (Russia)

16. 17.0 Mton ThyssenKrupp (Germany)
17. 16.2 Mton EvrazHolding (Russia)
18. 14.2 Mton Magang Group (China)
19. 13.9 Mton Steel Authority of India Limited (India)
20. 13.8 Mton Sumitomo Metal Industries (Japan)
21. 13.3 Mton Magnitogorsk Iron and Steel Works (Russia)
22. 13.1 Mton Techint (Argentina/Italy)
23. 12.9 Mton Shougang (China)
24. 12.1 Mton ShanDong Jinan (China)

25. 11.7 Mton ShanDong Laiwu Steel (China)
26. 11.1 Mton Valin Steel Group (China)
27. 10.9 Mton China Steel (Taiwan)
28. 10.1 Mton Imidro (Iran)
29. 10.0 Mton Hyundai INI Steel (South Korea)
30. 9.7 Mton Novolipetsk (Russia)
31. 9.3 Mton ShanXi Taiyuan Iron and Steel Company (China)
32. 9.1 Mton Metalloinvest (Russia)
33. 9.0 Mton HeNan Anyang Iron & Steel (China)

34. 8.8 Mton Inner Mongolia Baotou Steel (China)
35. 8.7 Mton Usiminas (Brazil)
36. 8.3 Mton Hebei Handan Iron & Steel (China)
37. 8.1 Mton Celsa Group (Spain)
38. 8.1 Mton Kobe Steel (Japan)
39. 7.6 Mton Hebei Tangshan Jianlong (China)
40. 7.4 Mton Gansu Jiuquan Iron & Steel Group (China)

Total world steel output in 2007: 1,344,3 million metric tons (mmt)

Integer Research Ltd., a London based company, produces a ranking based on steel revenues.

It is not clear how this compares to a ranking based on steel volumes, but is likely to represent the value added elements in the steel making process.

Other major steel producers

* Aichi Steel Corporation
* Al Tawarqee Steel Mills Karachi[citation needed], Pakistan
* AK Steel, formerly Armco, Middletown, Ohio
* BlueScope Steel, primarily in Australia
* Companhia Siderúrgica Nacional, Brasil

* Dongkuk Steel in Seoul, South Korea
* Essar Steel, India
* Erdemir in Karadeniz Ereğli, Turkey
* Beshay Steel, Egypt
* EZDK, Egypt
* Ilyich Mariupol steel and iron works, Ukraine
* Japan Steel Works, Japan
* Jindal Steel, India

* JSW Steel[citation needed], India
* KVS Ispat[citation needed], India
* Libyan Iron and Steel Company, Libya
* Lone Star Steel Company
* Outokumpu, based in Finland
* Ovako[citation needed], Sweden & Finland
* Pakistan Steel Mills Pakistan
* Panzhihua, China

* Rautaruukki, Finland
* Salzgitter AG, Germany
* SCM Holdings (divisions of), Ukraine
* Sheffield Forgemasters[citation needed] in Sheffield, England
* SSAB, Sweden
* Stelco in Hamilton, Ontario
* Ternium — Hylsa in Mexico, Siderar in Argentina, & Sidor in Venezuela

* Vizag Steel, India