METALS

METALS

1. Preperties

   • mechanicals properties
     • Hard
     • Malleable
     • Ductile
     • Tough
   • Thermal propertites
     • Good conductors
     • Expand
     • Soldered
   • Electrical and magnetic properties
     • Good conductors
     • Magnetic behaviour
   • Other properties
     • Rust
     • Conductors
     • Soild
     • Heavy and dense

2. Ferrous metals

   • Iron
   • Steel
     • Easy to solder
     • Can be forged
     • Rust easily
     • Hard to touch
   • Cast iron
     • Resistant to corrosion and temperature changes
     • Easy to mould
     • Difficult to solder

3. Non-ferrous metals

   • Copper
     • Good conductor
     • Resistent
     • Ductile and malleable
   • Tin
     • Very ductile
     • Very easy
   • Aluminium
     • Light
     • Resistant
     • Good conductor
     • Non-toxic
     • Ductile
     • Easy to shape
   • Zinc
     • Malleabre and ductile
     • Good conductor
     • Resistant

4. Tools

   • Measurements and layout
   • Holding and bending
   • Cutting
   • Perforating
   • Filing
   • Joints
   • Treatments