Alloys + Corrosion

• An alloy is a mixture of metal and other elements.
• Steel is an alloy of iron and carbon.
• Alloys

  Steel

  • Iron + Carbon
  • Bridges, Saucepans, Cutlery, Ships, Drill bits, Cars

  Brass

  • Copper + Zinc
  • Musical instrument

  Bronze

  • Copper + Tin
  • Bells, Sculpture

  Solder

  • Lead + Tin
  • Electronic circuits

  Duralumin

  • Aluminum (94%) + Copper (4%) + Magnesium (1%)
  • Aeroplanes
• Oil, Grease and Paint prevents corrosion.
• Corrosion is the process of something becoming slowly damaged or destroyed by a chemical process. Eg. Rusting
• Galvanizing is where a coat of zinc is put onto an object to prevent rusting.