Bronze Spring Wire

SMI specializes in the manufacture of bronze wires for various types of springs. Alloy 510 Phosphor bronze is one of the most popular copper-base alloys used in spring making, because it provides both corrosion resistance and electrical conductivity.

  • Barrel Springs
  • Belleville Springs
  • Coil Springs
  • Compression Springs
  • Conical Springs
  • Constant Force Springs
  • Die Springs
  • Double Torsion Springs
  • Drawbar Springs
  • Extension Springs
  • Garter Springs
  • Heavy Duty Springs
  • Hot Wound Springs
  • Hourglass Springs
  • Power Springs
  • Retaining Springs
  • Spiral Springs
  • Tapered Springs
  • Torsion Springs
  • Volute Springs
  • Wave Springs
  • Wire Springs

Our phosphor bronze spring wires are cold drawn and are known for their good corrosion resistance.

Size: 0.25 mm to 12 mm

Form: Wires, rods, strips

Shape: round, half round, square, hexagon, rectangle