|Equal to ISO Category Number||Chemical
|Physical Mechanical Properties||Application|
|YG3||K01||96.5-97||3||14.9-15.3||≥1180||≥91.0||It is suitable for the finishing of cast iron, non-ferrous metals, alloys and non-metallic materials, and semi-finishing vehicles
for intermittent cutting.
|YG6X||K10||93.5||6||14.8-15.1||≥1420||≥92||Finishing of chilled hard alloy cast iron and heat resistant alloy steel and ordinary cast iron|
|YG6||K20||94||6||14.7-15.1||≥1600||≥91||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||≥1600||≥90||Suitable for casting of cast iron, non-ferrous metals and their alloys and non-metallic materials.|
|YG10||K40||90||10||14.3-14.7||≥1900||≥89||It is used for large batch production and has excellent strength and toughness.|
|YG10X||K40||89||10||14.3-14.7||≥2200||≥89.5||Suitable for small diameter micro drills, end mills, rotary boring tools, etc.|
|YG15||K30||85||15||13.9-14.2||≥2100||≥87||Forging, perforating and stamping tools for steel bars and steel tubes with high compression ratios and working under large
|YG20||K30||80||20||13.4-13.7||≥2500||≥85.5||Stamping die, stamping watch parts, musical instrument spring piece;|
|YG20C||K40||80||20||13.4-13.7||≥2200||≥82||Production of standard parts, bearings, tools and other industries for cold heading, cold punching, cold pressing die, warhead to
the shell of the stamping die
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