Grades available: AS/NZS 3679.1 300 BS 970 EN31 AA 1100 BS 970 EN18 BS 970 EN48 IS 1570 C45 EN 10084 16MnCr5 ASTM A709 Grade HPS 70W UNS C17200 Commercial Mild Steel MS EN 10084 20MnCr5 UNS C93200