No. |
Item |
Standard Specification |
||
1 |
Grade |
YQ1 |
YQ2 |
YQ3 |
WC %min |
Balance |
Balance |
Balance |
|
2 |
Co % |
3.5-4.0 |
5.7-6.3 |
6.5-7.2 |
Total Carbon % |
5.5-5.9 |
5.4-5.8 |
5.4-5.8 |
|
Chemical |
Free Carbon 0.1%, Ti 0.5%, Fe 0.5%, O 1.0% |
|||
3 |
Size |
10-20 Mesh , 14-20 Mesh , 20-30 Mesh, 30-40 Mesh |
||
Density g/cm3 |
14.8-15.3 |
14.8-15.0 |
14.5-15.0 |
|
HV kg/mm2 |
≥1400 |
≥1300 |
≥1300 |
|
4 |
Porosity |
A04 B04 C04 |
A04 B04 C02 |
A04 B04 C04 |
5 |
Microstructure |
No de-carbonization and Cobalt pools |
||
6 |
Packing |
In iron drum with inner plastic bag, 50kg net weight. |