Mechel PAO is engaged in the production of coal, iron ore, steel, rolled products, ferroalloys, heat and electric power generation. Its business segments are mining, steel and power. The mining segment produces metallurgical coal, steam coal, iron ore concentrate, coke and limestone. The steel segment produces and sells semi-finished steel products, long products of steel grades, carbon, stainless flat steel products, and metal products, including wire products, stampings and forgings. The power segment enables the company to market product made from its steam coal, such as electricity and heat energy. The company generates maximum revenue from the sale of steel.