... Aticle: Deformed Steel Bar 2.Grade: ASTM, GB,JIS 3.Length:9m,12m 4.Diameter:12mm-24mm ... DEFORMED STEEL BAR: 1.Standard: ASTM, GB, JIS 2.Grade: HRB335,HRB400 3.Length: 9m, ... concrete building industry NameDefromed steel barSpecificationφ12~φ25MaterialHRB335,HRB400StandardASTM,GB,JISApplicationApplicationVarious types of reinforced concrete building industry structureAdvantagesexact ...