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Model |
Equal to ISO code name |
Performance |
Application |
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| Density | Power of bend resistant | Rigidity | |||
| G/cm3 | N/mm2 | HRA | |||
| YT15 | P10 | 11.1-11.6 | ≥1180 | ≥91 | Fitting rough turn, semi- precision lathe, and precision lathe in nonstop cutting, precision lathe in noncontinuous cutting, semi-extract milling and extract milling of vortex processing string and continuous surface between carbon steel and alloy steel; rough and precise expanding of hole. |
| YT14 | P20 | 11.2-11.8 | ≥1270 | ≥90.5 | Fitting rough turn in smoothless surface and continuous cutting between carbon steel and alloy steel; semi- precision lathe and precision lathe in interrupted cutting; rough milling of continuous broken surface; extend-drilling for cast hole, etc . |
| YT5 | P30 | 12.5-13.2 | ≥1430 | ≥89.5 | Fitting for processing rough turn, jack plane, semi-extract plane on smoothless surface and interrupted cutting in processing carbon steel and alloy steel (including the surface of steel forged-accessory, punching parts, and casting), and noncontinuous rough milling and drilling. |
| YW1 | M10 | 12.7-13.5 | ≥1180 | ≥91.5 | Processing of refractory steel, steel, high manganese steel, ordinary steel, and cast- iron. |
| YM10(YW4) | M10 | 12-12.6 | ≥1230 | ≥91.5 | Processing of stainless, as well as ordinary alloy steel (excluding iron and nickel). |
| YW2 | M20 | 12.5-13.5 | ≥1350 | ≥90.5 | Semifinishing of refractory steel, high manganese steel, ordinary steel, and cast iron. |
| YG3 | K01 | 14.9-15.3 | ≥1180 | ≥90.5 | Fitting precision lathe, semi-precision lathe, and small section precision lathe in continuous cutting of cast iron, colored metal and its alloy, and unallied material (rubber, fibre, plastic, plank rock, glass, and black lead electrode, etc). And fitting for whirling and hole expanding of precision lathe, glass incising, wet lubricating and plucking of steel, colored metal and its allied wire, and hole-drilling of nonmetal material, etc.
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| YG6X | K10 | 14.8-15.1 | ≥1420 | ≥91 | Fitting for processing of cold and hard cast iron, alloy cast iron, refractory steel, and alloy steel, as well as finish machining of ordinary cast iron. |
| YG6A | K10 | 14.7-15.1 | ≥1370 | ≥91.5 | |
| YG6 | K20 | 14.7-15.1 | ≥1520 | ≥89.5 | Fitting precision lathe in nonstop cutting of cast iron, colored metal and its alloy and nonmetal material; semi- precision lathe, precision lathe, small-section precision lathe in interrupted cutting, whirling of rough turn, vortex lathe, also fitting for semi-precision milling and precision lathe with continuous surface; and sometime, it is applied to rough expanding of hole, dry lubricating and plucking of steel, colored metal and its allied wire, also be served in geological prospecting, machines and tools manufacturing, and serving as the drill bit in wind-drill and electric drill of coal digging as well. |
| YG8N | K20-K30 | 14.5-14.9 | ≥1670 | ≥90.0 | Precise processing of hard cast iron, ball-ink cast iron, white iron and colored metal. |
| YG8 | K20-K30 | 14.6-14.9 | ≥1670 | ≥89.0 | Fitting rough
turn, rough planing, and precision milling in interrupted cutting
and smoothless surface in processing of cast iron, colored metal
and its alloy, and nonmetal material; drilling and expanding of ordinary and deep hole; plucking of stick and pipe material of colored metal and its alloy; and it is also serving as head of electric drill, tool of coal incising machine, oil-well drill bit, and drill bit in geological prospecting etc; machine and tool accessory which is easy to wear and tear, such as spout, finial, guiding equipment, top forging-pole, perforation tool, and woodworker blade and so on. |
| YG8C | K30 | 14.5-14.9 | ≥1815 | ≥87.5 | Fitting serving as rock drill in concussion and gyration charge to chisel medium-rigidity or hard rock; tooth of coal-incising machine to sever hard nip-stone; processing of oil-well drill bit and hard stone material; plucking of steel stick and steel pipe with high compression ratio; and it is applied to manufacture machining knife, cutting blade, and electric drill aiguilles, etc. |
| YG11C | K40 | 14.0-14.4 | ≥2060 | ≥86.5 | Being applied to border-manufacture drilling bit used by heavy charge, such as drill aiguilles are used in deep hole drilling and rock drilling terrace vehicle, etc. |
| YD02 | K30 | 14.3-14.7 | ≥2060 | ≥86.0 | Fitting for manufacturing woodworker cutter. |
| YD03 | K40 | 14.2-14.6 | ≥2060 | ≥87 | Fitting for manufacturing heightened and thickened striking drill flake of electric clock. |
| YD32 | K40 | 14-14.4 | ≥2060 | ≥87 | Fitting for manufacturing big striking drill flake of electric clock. |
| YG15 | K40 | 13.9-14.1 | ≥2020 | ≥87 | Be fit for concussion and gyration charge to chisel hard and extremely hard terrane; extending of steel stick and steel pipe with high compressibility; and be applied to pressing tools and mould core of hard alloy automatic compressive machine, etc. |
| YG20 | 13.4-13.8 | ≥2450 | ≥85 | Be fit for manufacturing of striking and compressing mould tool, such as striking or compressing of watch accessory and spring flake of musical instrument, etc; clash-manufacturing of battery cell and mould of toothpaste hull; striking and compressing mould of small-size steel ball, bolt, and screw cap; compressing plank of heat-rolled twist drill bit. |
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| YG20C | 13.4-14.8 | ≥2260 | ≥82 | Fitting manufacturing cold upsetting, cold striking, or cold compressing mould in standard accessory, axletree, and tools industry, as well as warhead and cartridge case of striking and compressing mould. | |
