Steel billets result from the second stage of the steel production process. They are hot-rolled or forged from an ingot or strand cast. steel billets from 45 x 45 mm to 150x150 mm, and round steel billets from 120 mm to 270 mm in diameter. Length : Specifiable up to 12 m Quality : In various internationally well known standards including afnor (nf), aisi, astm, bs, din, euronorm, gost, jis, iso, sae, si, ts, uni, etc. (eg. Astm a 615 gr 40 or 60, bst 420 s, din 488, st 37.2 din 17100, nfa 35015 and 16, bs 4449 (gr 250 or 460), jis g 3112 (sd 30, 35, 40), si 739 s 400, si 739 s 400 w, feb 44 k, 3 sp/ps or 5 sp/ps gost 380 88, 35 gs or 25 g2s, gost 5781-82, etc) Other grades available according to customer's request