PAO Severstal invested approximately $6 million in Arcanum Alloys, Inc., a Michigan-based company that develops innovative steel-based alloys. Arcanum Alloys has developed a unique technology for the production of surface-optimized diffusion alloys. Its first product offers aesthetic and corrosion properties equivalent to stainless steel but with superior formability and at lower operational and capital costs. These products are targeted at customers in the automotive and construction industries.