... Cr3C2, VC, TaC, NbC, BC4, etcNumber and performance of plate series GradeISO CodeDensity g/cm3Hardness HRATRSN/mm2Performance & application recommendedSK6AK1014.7-15 ... .191-91.51750-1850Fine grain W-Co alloy, with high hardness and good wear-resistance, used for semi- ... resistance, used for producing high load stamping mould.SF2312.6-12.982.5-832800-3200With high strength of use, generally used for ...