Grade | ISO Grade | Density g/cm3 | Hardness HRA≥ | Bending strength≥N/mm² | Application |
YG3 | K05 | 15.20-15.40 | 91.5 | 1400 | Medium grain size, suitable for the cast iron and the non-ferrous metal precision work. |
YG3X | K05 | 15.20-15.40 | 92 | 1300 | Small grain size, suitable for the cast iron and the non-ferrous metal precision work. |
YG4C | 15.05-15.25 | 90 | 1620 | ||
YG6 | K20 | 14.85-15.05 | 90.5 | 1860 | Medium grain size, used for the non-ferrous metal the rough machining |
YG6A | K10 | 14.85-15.05 | 92 | 1600 | Small grain size, suitable for the wiredrawing mold and the woodworking tool |
YG6X | K10 | 14.85-15.05 | 91.7 | 1800 | Small grain size, suitable for non-ferrous metal cutting |
YG7 | K20 | 14.65-14.85 | 89.7 | 1900 | Grain alloy, good resistance to wear and good anti-shocking |
YG8 | K30 | 14.60-14.85 | 90 | 2060 | Medium grain size, suitable for the wiredrawing mold, draws the mold |
YG8A | K30 | 14.6-14.85 | 90 | 2000 | Medium grain size, suitable for the wiredrawing mold, draws the mold, woodworking blade and so on |
YG8X | K30 | 14.60-14.85 | 90.5 | 2000 | Small grain alloy, high temperature degree of hardness, oxidation resistance and the anti-resilience |
YG8C | 14.55-14.75 | 88 | 2160 | Macro grain size, suitable for the ball tooth rock drill and the mine rock drill piece | |
YG10 | K40 | 14.25-14.55 | 88 | 2160 | Medium grain size, suitable for processing the low hard gray cast iron |
YG11 | K40 | 14.30-14.50 | 87.5 | 2260 | Medium grain size, suitable for the wear-resisting components and the mine tool |
YG11C | 14.20-14.40 | 87 | 2260 | Macro grain size, is suitable for the mine rock drill piece | |
YG12 | K40 | 14.10-14.40 | 87 | 2260 | Medium grain size, suitable for the non-ferrous metal rough machining |
YG15 | 13.95-14.15 | 87 | 2400 | Medium grain size, is suitable for the mine tool and dies | |
YG20 | 13.45-13.65 | 84 | 2480 | Medium grain size, suitable for dies | |
YG20C | 13.40-13.60 | 82.5 | 2480 | Macro grain size, used for diameter 20-50mm the die mold |