<p>The present invention relates to an iron metallurgical plant 1 comprising: a shredder (3) adapted to mill the undifferentiated scrap; downstream the shredder, an electric arc furnace (7) adapted to melt the milled scrap; and transport means (6) adapted to transport the milled scrap and adapted to essentially continuously feed the electric arc furnace with the scrap milled by the shredder.</p>