Grade list
| Grade | ISO Code | Chemical Composition(%) | Physical Mechanical Properties (≥) | Application | ||||
| WC | Co | Density g/cm3 | Hardness(HRA) | T.R.S N/mm2 | ||||
| YG3 | K01 | 97 | 3 | 14.9-15.3 | ≥91 | ≥1180 | Suitable for finishing of cast iron,non-ferrous metals,alloys and non-metallic materials,and semi-finishing vehicles for intermittent cutting. | |
| YG6 | K10 | 93.5 | 6 | 14.8-15.1 | ≥92 | ≥1420 | Finishing of chilled hard alloy cast iron and heat resistant alloy steel and ordinary cast iron. | |
| YG6X | K20 | 94 | 6 | 14.7-15.1 | ≥91 | ≥1600 | Cast iron, non-ferrous metals and alloys, non-metallic materials, medium to cutting, semi-finishing and finishing. | |
| YG8 | K20-K30 | 92 | 8 | 14.5-14.9 | ≥90 | ≥1600 | Suitable for casting of cast iron, non-ferrous metals and their alloys and non-metallic materials, roughing of sections and rough cutting. | |
| YG10 | K40 | 90 | 10 | 14.3-14.7 | ≥89 | ≥1900 | Suitable for the production of drawing dies, wear parts and stamping parts and cores for hard alloy automatic presses. | |
| YG10X | K40 | 89 | 10 | 14.3-14.7 | ≥89.5 | ≥2200 | Suitable for small diameter micro drills, end mills, rotary boring tools, etc. | |
| YG15 | K30 | 85 | 15 | 13.9-14.2 | ≥87 | ≥2100 | Forging, perforating and stamping tools for steel bars and steel tubes with high compression ratios and working under large stresses. | |
| YG20 | K30 | 80 | 20 | 13.4-13.7 | ≥85.5 | ≥2500 | Stamping die, stamping watch parts, musical instrument spring piece. | |
| YG20C | K40 | 80 | 20 | 13.4-13.7 | ≥85.5 | ≥2200 | punching battery case, toothpaste skin mold, small size steel ball, screw, nut stamping die, hot rolling twist drill bit plate. | |
| YG30 | G60 | 70 | 30 | 12.80 | ≥82 | ≥2750 | Production of standard parts, bearings, tools and other industries for cold heading, cold punching, cold pressing die. | |
Order Process
Manufacturing Process
Inspection Process
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