Grades available: JIS G4804 SUM43 EN 10084 16MnCr5 AISI 8620 IS 4432 C10 BS 970 (Part 1) 040A10 AISI 4340 BS 970 (Part 1) 708M40 GOST 1050 20 SAE J403 1527 ASTM A681 O2 BS 970 EN8A EN 10025-2 S235J2 AISI 1020