"At the same time, we believe that any trade restrictions are damaging for anyone working in exports and the development of the global economy in general," Severstal said in a written reply to a Reuters request.

U.S. President Donald Trump pressed ahead on Thursday with import tariffs of 25 percent on steel and 10 percent for aluminium, prompting volatility in global markets.

(Reporting by Polina Ivanova; writing by Katya Golubkova; editing by Jason Neely)