1. Standard: BS4449 Gr. 460B, ASTM A615 Gr. 40/60, ASTM A706, HRB 335/400/500 etc. ... 3. Length: 6-12m 1. Standard: BS4449 Gr. 460B, ASTM A615 Gr. 40/60, ASTM A706, HRB 335/400/500 etc ... . Length: 6-12mDeformed Steel Bar1. Standard: BS4449 Gr. 460B, ASTM A615 Gr. 40/60, ASTM A706, HRB 335/400/500 etc ... produce as you requested. (2) 12~50mm: 6~12m ASTM A615 Gr. 40/60 deformed Steel Bar