METALS

METALS

1. Main properties of metals

   • Mechanical properties
     • hard
     • malleable
     • ductile
     • tough
   • Thermal properties
     • good conductors heat
     • expand and contract
     • soldered
   • electrical and magnetical properties
     • good conductors electric current
     • magnetic behaviour

2. Ferrous materials

   • Iron
   • Steel
   • Cast Iron

3. Non-ferrous metals

   • Copper
   • Tin
   • Aluminium
   • Zinc

4. Metalworking

   • Measurements and layout
   • Holding and bending
   • Perforating
   • Fiiling
   • Cutting
   • Metal tratments
   • Joints