deformed steel bar(hot rolled steel bar) standard and grade:BS4449,DIN448,GOST5781,GB1499 size:6-50mm length:9m,12m DEFORMED STEEL BAR: 1. ... ,HRB400 3.Length: 6m,12m 4.Diameter: 10mm--28mmDEFORMED STEEL BAR:1. Standard: ASTM, GB, JISGrade: HRB335,HRB400Diameter: ... .THE DEFORMED STEEEL BAR Various types of reinforced concrete building industry NameDefromed steel barSpecificationφ10~φ28MaterialHRB335, ...