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 |