C521 Phosphor Bronze

C521 Phosphor bronze has a higher tin content than C510 Phosphor bronze, moderate strength properties, excellent machinability and is extremely good where there are any galling concerns because of the low friction properties. C521 also provides very good electrical conductivity.

Typical Industry Applications:
  • Stamped parts
  • Electrical connectors
  • Contact Springs
  • Commercial marine applications
  • Screw machine parts
  • Bridge wear plates
  • Power conductors
  • Sleeve bushings
  • Architectural hardware
  • Fasteners
Specifications (typical, but not limited to):
  • ASTM B103
  • ASTM B159
  • ASTM B250
  • Generally Available Forms:
  • Round Bar
  • Sheet
  • Plate
  • Strip
  • Wire