mill based in Baltimore , Maryland , United States. is a major North American supplier of tin mill products. access and proximity to a number of major U.S. railways and highways. standards of operational performance and will benefit our existing U.S. growth in North America and believe in the long-term promise of the U.S. " may " or " might , " the negative of such terms , or other similar expressions. many other risks affecting SeverStal and its operations .