Tungsten karbür yg serisi
| Grade | Typical property values | Performance {~} Applications | Equivalent to ISO |
||
| Density g/cm3 |
Bending Strength N/mm2 |
Hardness HRA |
|||
|
YT30 |
9.5 |
1140 |
92.5 |
Wear resistance and cutting speed higher than YT15 but strength and impact toughness comparatively lower. Finishing of carbon steel and alloy steel, for instance fine turning, fine boring or fine reaming of their small chip sections |
P05 |
|
YT15 |
11.3 |
1650 |
92.0 |
Wear resistance higher than YT5,but impact toughness lower than YT5.Semifinishing of the medium chip sections of steel, cast steel and alloy steel or finishing of their small chip sections. |
P10 |
|
YT14 |
11.4 |
1750 |
91.5 |
High strength in use and good impact {~} shock resistance, yet lower than YT5,Rough turning and rough milling of carbon steel and alloy steel during continuous cutting or medium to fine turning of them during intermittent cutting. |
P20 |
|
YT5 |
12.9 |
2200 |
90.5 |
Best strength and height impact {~} shock resistance among W-Co-Ti alloys but wear resistance comparatively lower. Rough turning, rough planning and half precision planning of carbon steel and alloy steel (including forged steel parts, stamped parts and cast iron surfaces). |
P30 |
|
YT715 |
11.3 |
1760 |
92.0 |
High red hardness and wear resistance. Medium finishing to finishing of alloy steel with high strength. |
P10~P20 |
|
YT712 |
11.8 |
1750 |
92.0 |
High wear resistance and excellent impact toughness. Machining of steel with high strength, manganese steel sheets and stainless steel, |
P10~P20/M10 |
|
YT707 |
12.2 |
1650 |
92.0 |
High wear resistance with desirable comprehensive properties Machining of alloy steel with high strength, speed steel and steel, |
P10/M10 |
|
YT758 |
13.2 |
1960 |
92.0 |
High hardness under high temperature and high wear resistance Continuous or intermittent cutting of steel with super strength. |
P10~P20/M20 |
|
YT798 |
12.3 |
1910 |
91.5 |
High toughness and high resistance to thermal shock and plastic deformation. Milling of alloy steel, tool alloy steel, manganese steel and stainless steel. |
P20~P25/M20 |
|
YT767 |
13.1 |
1800 |
92.0 |
High wear resistance and high resistance to plastic deformation Continuous or intermittent cutting of manganese steel and stainless steel. |
M10~M20 |
|
YT726 |
14.2 |
1610 |
92.5 |
High red hardness and wear resistance. Turning and Milling of chilled cast irons, cast alloy irons and quenched steel. |
K05~K10/M20 |
|
YT6S |
13.5~14.7 |
1500 |
91 |
Having the same wear resistance as YG6X but higher toughness. for tobacco cutters and rough and finish milling of cast iron. |
K10 |
|
YT790 |
12.4 |
1800 |
91 |
Better, toughness, wear resistance high impact resistance thermal cracking resistance, and plastic deformation resistance for rough turning, milling and planning of steel, esp. forgings and castings scales. |
P25~P30 |
|
YT770 |
12.8~12.95 |
1900 |
91 |
High toughness. wear resistance and heat shock resistance. for milling and medium speed and full-feed turning of steel, cast steel, alloy steel, stainless steel and hi-Mn steel. |
P30 |
|
YT769 |
12.4~13.4 |
1850 |
90 |
Of higher impact toughness than YT798, for vertical rough milling cutters, indexable shallow hole drills, saw web and cut off tools for machining of high strength steel and quality alloy steel. |
P30~P35 |
|
YT535 |
12.7 |
1980 |
90.5 |
Wear resistance red hardness better than YT540 and high strength in use. Continuous rough turning and milling of cast or forged steel. |
P25~P35 |
|
YT540 |
12.6 |
2300 |
90.0 |
Good' toughness and good shock resistance. Suitable for low to medium speed cutting. |
P40 |