CQ-4
2019-06-15 15:53:01| Steel Grade | : | CQ-4 |
| Type | : | W-Co |
| Chemical Composition(％)|W | : | 91.06 |
| Chemical Composition(％)|Ti | : | — |
| Chemical Composition(％)|Ta | : | — |
| Chemical Composition(％)|Nb | : | — |
| Chemical Composition(％)|C | : | 5.94 |
| Chemical Composition(％)|Co | : | 3 |
| Density/(g/cm^3) | : | 15.15 |
| Hardness HRC | : | 92.8 |
| σbb/MPa | : | 880～1580 |
| Grain Size/μm | : | 3～2 |
For cast iron and nonferrous materials fine boring
