| Grade |
Typical property
values |
Performance &
Applications |
Equivalent
to ISO |
Density
g/cm3 |
Bending
Strength
N/mm2 |
Hardness
HRA |
| 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 |
| ZC1 |
13.7~14.2 |
1600 |
91 |
Coated substrate of
higher toughness and red hardness, for semi-finishing or finishing
of carbon steel and alloy steel, generally for threading tools
|
P15~P25 |
| ZC2 |
13.3~13.7 |
1800 |
90.5 |
Coated substrate with
higher toughness and slightly less wear resistance than ZC1, for
semi-finishing and roughing after coating.
|
P25~P35 |
| YT730 |
13.0 |
1900 |
91 |
Having higher impact and
heat shock resistance, for rough turning, milling and planning of
carbon steel, alloy steel, hi-Mn steel, hi-strength steel and cast
steel.
|
P20~P30
M20~M30 |
| 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 |
| YG600 |
14.9 |
1550 |
93.5 |
High red hardness, wear
resistance and thermal strength under high temperature. Machining
of cast irons. quenched steel. non-ferrous metals and non-metallic
materials
|
K01~K05 |
| YG610 |
14.6 |
1720 |
93.0 |
Good thermal strength and
high wear resistance .Continuous or intermittent cutting of
cast irons, refractory alloys and quenched steel
|
K01~K10 |
| YG643 |
13.7 |
1800 |
92.5 |
High wear resistance,
high resistance to oxidation and to bonding Machining of cast
irons, refectory alloys, stainless steel, quenched steel and
non-ferrous materials
|
K05~K10/M10 |
| YG813 |
14.4 |
2100 |
91.5 |
Optimum wear resistance,
high bending strength and high resistance to bonding .
Machining of refractory alloys, stainless steel and high manganese
steel, etc.
|
K10~K20/M20 |
| YG640 |
13.2 |
2410 |
91.0 |
Good thermal strength,
high resistance to wear, impact and oxidation. Continuous or intermittent
cutting of heavy work pieces of cast irons, milling
and planning of refractory steel with high strength.
|
K30~K40/M40 |
| YG522 |
14.3 |
1850 |
92.5 |
High wear resistance,
high strength and higher service endurance than the same tool
fabricated by Taiwan, esp. for bamboo and wood processing, and for
cutting of non-ferrous metals and non-metallic materials.
|
K05~K20 |
| YG524 |
14.6 |
2400 |
91.0 |
High strength alloy with
high toughness and impact resistance ,for milling and planning of
large bamboo and wood surfaces.
|
K20~K30 |
| YG532 |
14.1 |
1960 |
92.0 |
High hardness and
toughness. Machining of cast irons. stainless steel, and
refractory alloys. etc.
|
K10~K20/M20 |
| YG546 |
14.6 |
2150 |
90.0 |
Good toughness, high
strength, capable of resisting high impact load, Roughing of
stainless steel and cast irons.
|
K30~K40 |
| 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 |
