1. Introduction 2. Onset of yielding in metals 3. Strain hardening of metals 4. Plastic deformation: influence of strain rate and temperature (for T<0.4÷0.5 Tm) 5. Plastic deformation at high temperature (T>0.4÷0.5 Tm) 6. Plastic deformation in a triaxial state of stress 7. Mechanisms of plastic damage and ductile fracture 8. Influence of microstructure on ductility 9. Ductility of metals at high temperature 10. Impact testing and ductile to brittle fracture transition 11. Safe plastic forming of metals: General aspects 12. Forging 13. Rolling 14. Extrusion 15. Wire drawing 16. Sheet metal forming operations 17. Working operations by metal removal