Steel24-7, a joint venture of Arcelor, Corus and Thyssenkrupp Steel, has announced that Jean-Claude Delobel has joined the company as CEO from 18 March 2002. Before joining Steel24-7, Jean-Claude Delobel was CEO at Ion Beam Applications (IBA), a listed high-tech company. He also brings ten years of steel industry experience, having served as COO at Cockerill Sambre.