OREANDA-NEWS. June 17, 2009. Severstal Wheeling Inc, a business unit of Severstal North America, signed a letter to sell a rolled product facility in the town of Allenport to North American Trading Company, LLC /NATCO/, Severstal’s press service reported. The facility includes an etching line, a cold-rolling mill and a trimming line. The facility operated until May 2008 after which it was temporarily suspended due to the overlapping of production activities at works run by Severstal North America and Severstal Wheeling.