Copper Permanent Mold Cast Alloy (UNS C87500) – Mechanical Properties

Dec 19 2012

UNS C87500 copper alloy has a copper content of not less than 79%.

The following table shows the mechanical properties of UNS C87500 permanent mold cast alloy as a function of heat treatment.

Temper Tensile Str. Yield Str. Elong.
M05 552 MPa (80 ksi) 207 MPa (30 ksi) 15%

The chemical composition of UNS C87500 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 79
Zinc, Zn 12-16
Tin, Sn 3-5
Aluminum, Al 0.5
Lead, Pb 0.09

Equivalent materials to UNS C87500 copper alloy include:

  • ASTM B271
  • ASTM B30
  • ASTM B584
  • ASTM B763
  • ASTM B806
  • QQ C390
  • SAE J461
  • SAE J462

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