Grades available: EN 10084 20NiCrMo2-2 JIS G4801 SUP9 ASTM A588 Grade A Commercial Mild Steel MS UNS C12200 UNS C36000 ASTM SHG Zinc ASTM A959 SS304 BS 970 (Part 3) 817M40 EN 10083-3 42CrMo4