Conductor materials
 
  Coating metals
  Tinned wires
  Silver-plated wires
  Nickel-plated wires

  Purpose and functioning of stranded conductors
  Twisting and stranding
  Definition of lay length and lay direction

  Frequently used strands and ropes
  Bunched wires
  Semi-concentric strands and SRC strands (special round conductors)
  Concentric conductors
  Rope lay conductors

  Conversion from non-metric systems
 
  Current-load table