Series(2)-Bulk deformation process
Hists：1293 Time：3/16/2021
Bulk deformation process
| Rolling | Forging | Extrusion and drawing |
| Flat rolling | Open die forging | Direct extrusion |
| Shape rolling | Closed die forging | Cold extrusion |
| Ring Rolling | Heading | Drawing |
| Roll forging | Piercing | Tube drawing |
