1020 1.Hardness of annealing: HBS=137~269 2.chemical composition C P Cr Si Mn Ni 0.42~0.48 0.03(Max) 0.20(Max) 0.15~0.35 0.6~0.9 0.20(Max) 3.Regular specifications : round bar diameter(mm) length(mm) 10~600 2000~5700 flat steel Thickness(mm) width(mm) length(mm) 8~700 205~1000 2000~6000 4. Process of Production EAF+LF+VD+ESR+Forged or hot rolled+Heat Treatment(optional) 5. Condition of Surface black/ rough machined/ turned/milled 6. Inspection Ultrasonic Test , according to SEP1921 D/d or as your requirements 7. Technical Data : According to the customer's requirement of Chemical Composition, MechanicalProperties. Material details will be as per agreed technical specifications 8.Applications Used for making mould bottoms,plastic mould , normal mechinery parts and so on
