Source Acerinox (Wikipedia)
Source Aperam (Wikipedia)
Source Wikipedia: Aperam South America
Source Wikipedia, Arcelor
Source ArcelorMittal (Wikipedia)
Source Wikipedia, Beltecno Corporation
Source Lysaght (Australian company) (Wikipedia)
Source BlueScope (Wikipedia)
Source British Iron & Steel Corporation (Wikipedia)
Pittsburgh steel producer.
Source Wikipedia, Carnegie Steel Company
Source Carron Company (Wikipedia)
A major steel producer; classified in the atlas steel-industry.
Source Wikipedia, Dongkuk Steel
Source Erdemir (Wikipedia)
Source Gerdau (Wikipedia)
A major steel producer; classified in the atlas steel-industry.
Source JFE Holdings (Wikipedia)
Source JSW Steel (Wikipedia)
Source Wikipedia, Kardemir
Source Kobe Steel (Wikipedia)
Source Wikipedia: Mittal Steel Company
Source Wikipedia, Moldova Steel Works
Source Wikipedia: National Steel Corporation Iligan Plant
Source Wikipedia, Nippon Steel
Source Wikipedia, Nizhniy Tagil Iron and Steel Works
A major steel producer; classified in the atlas steel-industry.
Source Saldanha Steel (Wikipedia)
Source Steel Company of Wales (Wikipedia)
A major steel producer; classified in the atlas steel-industry.
Source Wikipedia, Tata Steel
Source Tenaris (Wikipedia)
Source Ternium (Wikipedia)
Steel producer, successor to Carnegie Steel.
Source Wikipedia, United States Steel
Source Wikipedia, Voestalpine
Source Wikipedia, Wuhan Iron and Steel Company Limited
Source Wikipedia, Xinjiang Ba Yi Iron and Steel