... ,Europe,Middle-east area,Africa,SouthAmerica,North America, etcCertificationISOSurfaceBlack,Bright, polished,turn smooth(peeled),ground,pickledProcessHot-rolled, cold-rolled ... steel and die steel, including plastic mould steel, hot work steel, cold work steel, alloy steel bar, steel flat bar, round steel bar, bearing steel, high speed tool steel, carbon steel, stainless steel and special steel ...