Leaded Tin Bronze Continuous Cast Alloy (UNS C92300) - Mechanical Properties

Leaded tin bronze UNS C92300 has a copper content of not less than 85%.

The following table shows the mechanical properties of UNS C92300 continuous cast alloy as a function of heat treatment.

Temper Tensile Str. Yield Str. Elong.
M01 276MPa (40ksi) 138MPa (20ksi) 16%

Equivalent materials to UNS C92300 copper alloy are provided below:

  • ASTM B271
  • ASTM B30
  • ASTM B505
  • ASTM B584
  • ASTM B763
  • QQ C390
  • SAE J461
  • SAE J462

The chemical composition of UNS C92300 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 85-89
Tin, Sn 7.5-9.0
Zinc, Zn 2.5-5.0
Nickel, Ni 1
Lead, Pb 0.30-1.0
Iron, Fe 0.25
Antimony, Sb 0.25
Sulfur, S 0.05
Phosphorus, P 0.05
Aluminum, Al 0.005
Silicon, Si 0.005

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