Applications
  • Machine shafts, bolts, seals, and pins.
  • Bolts, fasteners, and fixing components.
  • Gears and connecting rods in moderate-stress applications.
  • Supports in machinery and construction.
  • Precision bars for machining.
  • Cold-formed parts, such as profiles.
Characteristics:
  • Low carbon content, providing good ductility and toughness.
  • Good machinability compared to other low-carbon steels.
  • Excellent weldability.
  • Good response to cold forming and drawing.
  • Carburizing capability, improving surface hardness.
Chemical Composition
Variant%(C) Carbono%(Mn) Manganeso%(P) Fósforo%(S) Azufre
1018 (Round, square, hexagonal, and flat bar)0.15% - 0.20%0.60% - 0.90%0.040% Máximo0.050% Máximo