We are providing the special steels as: (1)10Cr15MoVCo, corresponding to JIS VG10; (2)9Cr18MoV,corresponding to EN X90CrMoV18 /440C; (3)Cr12Mo1V1 corresponding to SKD11; (4)Cr12MoV corresponding to SKD12; (5)4Cr5MoSiV1 corresponding to SKD61; Please feel free to contact us for more details or more products.