Thecnical materials: metals

Thecnical materials: metals

1. Main properties of metals

   • Mechanical properties
     • Hard
     • Tought
     • Melleable
     • Ductile
   • Thermal properties
     • Good conductors
     • Expand
     • Soldered
   • Electrical and magnetic properties
     • Good conductors
     • Magnetic behaviours
   • Other properties
     • Rust
     • Solid
     • Heavy and dense
     • Conductors

2. Classification

   • Ferrous metals
     • (contain iron)
       • Iron
       • Steel
       • Cast iron
   • Non-ferrous metals
     • (not contain iron)
       • Copper
       • Zinc
       • Tin
       • Aluminium

3. Tools

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

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