| Grades, properties and uses of tungsten steel round bar: |
| Grade | Physical and mechanical properties | InternationalClassification | The performances and Applications | The corresponding designation |
| Density (g/cm3) | Flexural strength Mpa(N/mm2) | Hardness HPA |
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| YT8 | 14.6-14.9 | 2400 | 89.5 | YG8 | Medium grain, high strength,good toughness and resistance to wear. It 's widely used in stretching die,made to be knife and many parts ect. | YG8 |
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| YT15 | 13.9-14.1 | 2600 | 87.5 | YG15 | Good strength and toughness, usually made to be stamping die and parts of abrasive resistance etc. | YG15 |
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| YT20 | 13.5-13.8 | 2800 | 85.0 | YG20 | High strength and good toughness,mede to be stamping die,parts of stamping watches, battery shells and nuts ect. | YG20 |
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| YT20C | 13.4-13.6 | 2900 | 83.0 | YG20C | Good impact resistance and thermal fatigue resistance, apply to manufacture cold die,cold upsetting die and cold stamping die of standard parts,bearings and tools. | YG20C |
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| ZG15 | 14.5 | 3000 | 91.5 | K30 | A,Apply to manufacture big-sized PCB drills(Φ3.0-7.0mm); B,Suitable for maufacturing low-speed milling and drilling of steels and aluminium alloy ect. | YK15 |
| ZYF10 | 14.8 | 3800 | 92.5 | K10-K20 | A,Apply to the produce boring crown(Φ3.0-7.0mm) andPCB milling(>=Φ1.6mm); B, Suitable for maufacturing low-speed milling and drilling of steels and aluminium alloy ,stainless steel, tool steel,structural steel and other materials. | YSF10 |
| ZYF20 | 14.65 | 4000 | 93.5 | K05-K10 | A, Apply to the produce PCB boring crown(Φ1.0-3.175mm) and milling;B, Apply to manufacture high strength materials of steels,high strength steel,high temperature alloy,titanium alloy,graphite,synthetic material,composite material etc.C, Apply to manufacture milling of acrylic material. | YSF20 |
| ZY10F | 14.5 | 2800 | 91.2 | K30 | A, Apply to manufacture big-sized PCB drills(Φ3.0-7.0mm); B, Suitable for maufacturing milling and drilling of steels and aluminium alloy ect. | YG10F |
| ZY6FA | 14.65 | 2500 | 91.5 | K30 | A, Apply to the produce PCB boring crown(Φ1.0-3.175mm);B, Suitable for maufacturing low-speed milling and drilling of steels and aluminium alloy ect. | YG6FA |
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| Specifications of tungsten steel: | | |
| Varieties | Specifications(MM) | Condition of delivery |
| Solid round bar | ( Φ 1.0-70)×( Φ 50-330) | semifinished product or finishing grinding stick |
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| Straight single-hole rods | ( Φ 1.0-70)×( Φ 30-330) | semifinished product or finishing grinding stick |
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