Carbide grades and properties
WC-Co
| Grade |
Co (wt%) |
Density (g/cm²) |
Hardness (HRA) |
TRS (≥N/mm²) |
| YG6 |
5.8-6.2 |
14.6-15.0 |
89.5-91.0 |
1800 |
| YG8 |
7.8-8.2 |
14.5-14.9 |
88.0-90.5 |
1980 |
| YG12 |
11.7-12.2 |
13.9-14.5 |
87.5-89.5 |
2400 |
| YG15 |
14.6-15.2 |
13.9-14.2 |
87.5-89.0 |
2480 |
| YG20 |
19.6-20.2 |
13.4-13.7 |
85.5-88.0 |
2650 |
| YG25 |
24.5-25.2 |
12.9-13.2 |
84.5-87.5 |
2850 |
WC-Ni
| Grade |
Ni (wt%) |
Density (g/cm²) |
Hardness (HRA) |
TRS (≥N/mm²) |
| QU1 |
5.8-6.2 |
14.4-14.9 |
90.0-91.5 |
1760 |
| QU2 |
14.0-15.5 |
13.5-14.2 |
86.5-88.0 |
2040 |
| N100 |
5.7-6.2 |
14.5-14.9 |
88.5-91.0 |
1800 |
| N200 |
7.7-8.2 |
14.4-14.8 |
87.5-90.0 |
2000 |
Grades for Cutting Tools
| Grade |
ISO |
Density (g/cm²) |
Hardness (HRA) |
TRS (≥N/mm²) |
| QK01 |
K01 |
14.8-15.1 |
93.0 |
1550 |
| QK05 |
K05 |
14.6-15.0 |
92.5 |
1650 |
| QK10 |
K10 |
14.6-15.0 |
92.0 |
1720 |
| QK10U |
K10 |
14.6-15.0 |
93.0 |
2000 |
| QK20 |
K20 |
14.5-14.9 |
91.0 |
1800 |
| QK30 |
K30 |
14.3-14.6 |
90.5 |
1960 |
| QK30U |
K30 |
14.2-14.6 |
91.5 |
2500 |
| YG6X |
K10 |
14.6-15.0 |
91.5 |
1860 |
| YG8X |
K10 |
14.5-14.8 |
90.0 |
2000 |
| YG6 |
K20 |
14.7-15.1 |
90.5 |
1900 |
| YG8 |
K30 |
14.5-14.9 |
90.0 |
1980 |
| QP10 |
K10 |
12.8-13.2 |
92.0 |
1600 |
| QP20 |
P20 |
12.2-12.6 |
91.5 |
1760 |
| QP25 |
P25 |
12.4-12.8 |
91.0 |
1850 |
| QP30 |
P30 |
12.7-13.1 |
90.5 |
1950 |
| QP35 |
P35 |
12.5-12.9 |
91.0 |
2220 |
| QP40 |
P40 |
10.8-11.2 |
89.0 |
2300 |
| YT15 |
P10 |
11.0-11.7 |
92.0 |
1600 |
| YT14 |
P20 |
11.2-12.0 |
91.5 |
1700 |
| YT5 |
P30 |
12.5-13.2 |
90.5 |
2000 |
| YTP |
P20 |
11.5-13.0 |
90.5 |
1700 |
Grades for Wear-resistance & Impact-resistance
| Grade |
Co (wt%) |
Density (g/cm²) |
Hardness (HRA) |
TRS (≥N/mm²) |
| YG8C |
7.8-8.2 |
14.5-14.9 |
87.0-88.5 |
2020 |
| YG9C |
9.7-10.2 |
14.2-14.6 |
86.5-88.0 |
2100 |
| YG11C |
11.7-12.2 |
14.0-14.4 |
86.0-87.5 |
2280 |
| YG13C |
12.7-13.2 |
13.9-14.3 |
85.5-87.5 |
2320 |
| YG16C |
15.6-16.4 |
13.9-14.2 |
84.0-85.5 |
2400 |
| YG20C |
19.6-20.5 |
13.4-13.6 |
82.0-83.5 |
2460 |
TiC/TiN Based Carbides
| Grade |
Co (wt%) |
Ni (wt%) |
Density (g/cm²) |
Hardness (HRA) |
TRS (≥N/mm²) |
| QT100 |
10 |
50 |
6.5-7.0 |
92.0 |
1250 |
| QT200 |
15 |
40 |
6.8-7.2 |
91.5 |
1450 |
