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Ó²ÖʺϽðµÄÅƺÅ

Tungsten Carbide Grade

 

 

 

 

Grade

ISO

Grade

Density g/cm3

Hardness HRA>

T.R.S>N/mm²

Performances or recommended applications

Conventional grades

YG3

K05

15.20-15.40

91.5

1400

Medium grain, for finishing machining of cast iron and non-ferrous metals

YG3X

K05

15.20-15.40

92.0

1300

Fine grain, for finishing machining of cast iron and non-ferrous metals

YG4C

 

15.05-15.25

90

1620

Coarse grain, for percussion drill bits and mining inserts

YG6

K20

14.85-15.05

90.5

1860

Medium grain, for rough machining of non-ferrous metals

YG6A

K10

14.85-15.05

92.0

1600

Fine grain, for drawing dies and woodworking tools

YG6X

K10

14.85-15.05

91.7

1800

Fine grain, for cutting of non-ferrous metals

YG7

K20

14.65-14.85

90.0

1900

Medium grain with good wear-resistance and good impact- resistance

YG8

K30

14.60-14.85

89.7

2060

Medium grain, for drawing dies

YG8A

K30

14.6-14.85

90.0

2000

Medium grain, for the drawing dies and wood-working

YG8X

K30

14.60-14.85

90.5

2000

Fine grain, high hardness and oxidation resistance at high temperatures and good impact toughness

YG8C

 

14.55-14.75

88.0

2160

Coarse grain, for button drill bits and the mining inserts

YG10

K40

14.25-14.55

88.0

2160

Medium grain, for machining gray cast iron with a low hardness

YG11

K40

14.30-14.50

87.5

2260

Medium grain, for wear parts and mining tools

YG11C

 

14.20-14.40

87

2260

Coarse grain, for mining inserts

YG12

K40

14.10-14.40

87

2260

Medium grain, for rough machining of non-ferrous metals

YG15

 

13.95-14.15

86.5

2400

Medium grain, for mining tools, cold heading and punching dies

YG20

 

13.45-13.65

84.0

2480

Medium grain, for non-standard dies and moulds, cold heading and punching dies

YG20C

 

13.40-13.60

82.5

2480

Coarse grain, for die and moulds making screws of a diameter of ¡Ó20-¡Ó50mm

YG22

 

13.15-13.55

83.0

2480

Medium grain, for non-standard dies and moulds, cold heading and punching dies

High-performance grade

YD40

 

13.10-13.55

82.5

2480

High impact resistance, for cold heading and punching dies and hot heading and punching dies

YD45

 

13.25-13.65

83.0

2480

High impact resistance, a special grade for hot heading dies

YG011

K10

14.55-14.75

92.5

1840

Ultra-fine grain size, for machining glass fiber reinforced plastics, titanium alloys, hardened steel with a high hardness

YG012

K20

14.25-14.55

91.0

2160

Ultra-fine grain, for milling cutters and the hole-machining tools

YG013

K10

14.35-14.60

91.5

2060

Ultra-fine grain with good wear resistance and toughness, for wood-working tools

YG014

K05

14.65-14.95

93.0

1760

Ultra-fine grain, for finishing machining of non-ferrous metals and for wood-working tools

Special mining grade

YK5

 

14.80-15.10

89.0

2060

With high toughness and good wear resistance, it is suitable mainly for buttons and inserts used in small and medium size percussion drill bits for drilling medium hard rock formations

YK10

 

14.60-14.85

89.5

2260

With high toughness and good wear resistance, it is suitable mainly for buttons and inserts used in small and medium size percussion drill bits

YK20

 

14.30-14.60

86.5

2350

With high toughness and good wear resistance, it is suitable mainly for embedding rotary percussive drill bits for drilling medium hard and rather hard rock formations

YK25

 

14.35-14.70

87.0

2450

With high toughness and good wear resistance, it is suitable mainly for embedding rotary percussive drill bits for drilling medium hard and rather hard rock formations

YK40

 

13.90-14.20

86.5

2450

With high toughness and good wear resistance, it is suitable mainly for embedding rotary percussive drill bits for drilling medium hard and rather hard rock formations

YK45

 

13.80-14.20

86.0

2450

With high toughness and good wear resistance, it is suitable mainly for embedding rotary percussion drill bits for drilling medium hard and rather hard rock formations

YK50

 

13.80-14.20

85.5

2450

With ultra high toughness and good wear resistance, it is suitable mainly for embedding button drill bits, tri-cone drill bits for drilling medium-hard and rather hard rock formations

Cutting steel class grade

YT03

P10

14.75-14.95

91.5

1860

Suitable for the semi-finishing and finishing machining of non-ferrous metals, stainless steel

YT5

P30

11.50-13.20

90.0

1750

Suitable for heavy duty cutting of steel and cast steel and for a low-speed and medium-speed and a big feed-rate roughing operation under unfavorable machining conditions

YT14

P20

11.20-11.80

91.0

1550

Suitable for semi-finishing and finishing machining of steel and cast steel, using a medium feed-rate

YT15

P10

11.10-11.60

91.5

1500

Suitable for semi-finishing and finishing machining of steel and cast steel and a medium feed-rate and a rather high cutting speed is to be recommended

YS25

P25

12.80-13.20

91.0

1860

A special grade for mining steel and cast steel

SC30

P30

12.70-13.20

90.0

1600

Suitable for heavy duty cutting of steel and cast steel with a possible big feed-rate

YC40

P40

13.00-13.40

89.5

1860

Suitable for heavy duty cutting of steel and cast steel with a possible big feed-rate and for face milling as well

YW1

M10

12.85-13.40

92.0

1380

Suitable for semi-finishing and finishing of stainless and ordinary alloyed steel

YW2

M20

12.65-13.35

91.0

1680

Suitable for semi-finishing and finishing of stainless and low alloyed steel, mainly used for machining of trains' wheel hubs

YW3

M10

12.85-13.10

92.0

1420

It is suitable for semi-finishing and finishing of stainless and ordinary alloyed steel

 


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