1.Steel grade:HRB335, HRB400 2.Standard:GB 1499.2-2007 3.Length:6m-12m Diameter: 6mm-32mm Deformed steel bar as follows:1)Standard: BS4449 Grade460B, ASTM A615 Grade40-60 GB1449,HRB335,HRB400,HRB500,2)Size:8-40mm3)Packing: in bundles4)Shipment:in containers or in bulk If you have any special requirement, pls fell free to contact me. I will try my best to catch your meet..