steel rebar 1. Materials:HRB335,HRB400,hrb500 2. aimed export markets: North America, South America, Eastern Europe and so on Deformed Bar is mainly used in engineering construction such as plant building, houses,bridges and other concrete works etc. Standard: GB1499-98, HRB335(20MnSi), HRB400(20MnSiV, 20MnSiNb,20MnTi) Technics: Hot Rolled Length: 9, 12 meters Diameter: 10mm, 12mm, 14mm, 16mm, ...