METALS

METALS

1. PROPERTIES

   • thermal properties
     • good conductors
     • expand
     • soldered
   • electric and magnetic properties
     • good conductors
     • magnetic behaviour
   • other properties
     • soild
     • rust
     • conductors
     • heavy and dense
   • mechanical properties
     • hard
     • malleable
     • ductile
     • tough

2. FERROUS MATERIALS

   • IRON
   • STEEL
     • easy to solder
     • can be forged
     • rusts easily
     • hard and tough
   • CAST IRON
     • is very resistant to corrosion and temperature changes
     • is easy to mould
     • difficult to solder

3. NON-FERROUS METALS

   • COPPER
     • ductile and malleable
     • good conductor
     • resistent
   • TIN
     • very ductile
     • very easy
   • ZINC
     • malleable and ductile
     • resistant
     • good conductor
   • ALUMINIUM
     • light
     • resistant
     • non-toxic
     • good conductor
     • ductile
     • easy to shape

4. TOOLS

   • holding and bending
   • measurements and layout
   • joints
   • treatments
   • filing
   • cutting
   • perforating