Rebar Steel, Deformed Steel Rebar Iron Rods for Construction Concrete Rebar steel deformed steel rebar iron rods for construction concrete building Standard:AISI, ASTM, BS, DIN, GB, JIS Grade:HRB335,HRB400 Diameter:5.5-250mm Length:6-12m Place of Origin: Thailand Model Number:Q235 Steel grade:ASTM, Q235,SAE1018,SAE1045,20#,45# etc Technique:Cold Drawn or Hot rolled available Surface:HRB400/500/ASTM/BS4449