Deformed Steel Bar 1,Standard:GB1499.2-2007 2,Grade:HRB400 3,Length:9m,12m 4,Diametre:12mm Deformed ... Steel Bar1,Standard: GB 1499.2-20072,Grade: HRB4003,Length: 9m,12m4,Diametre: 12mm5,Country of ... .030 deformed steel bar HRB400 steel bar ASTM AISI JIS BS GB 1499.2-2007 reinforcing steel bar