... mold2. 4Cr5MoSiV (GB), it is similar to H11 (ASTM), 1.2343(DIN), SKD62 (JIS)3. 3Cr2MoW8V (GB), it ... Temperings 550Secondary 63-65 HRCApplication: Be used widely in making all kinds of knives and durable cold working ... . 4Cr5MoSiV (GB), it is similar to H11 (ASTM), 1.2343(DIN), SKD62 (JIS)3. 3Cr2MoW8V (GB), it ... . 4Cr5MoSiV (GB), it is similar to H11 (ASTM), 1.2343(DIN), SKD62 (JIS)3. 3Cr2MoW8V (GB), it ...