Copper Sand Cast Alloy (UNS C94900) - Mechanical Properties

Dec 3 2012

UNS C94900 has a copper content of not less than 79%.

Tabulated below are the mechanical properties of UNS C94900 sand cast alloy as a function of heat treatment.

Temper Tensile Str. Yield Str. Elong.
M01 262MPa (38ksi) 103MPa (15ksi) 15%

The chemical composition of UNS C94900 copper alloy is outlined in the following table.

Elements Content (%)
Copper, Cu 79.0-81.0
Lead, Pb 4.0-6.0
Nickel, Ni 4.0-6.0
Tin, Sn 4.0-6.0
Zinc, Zn 4.0-6.0
Iron, Fe 0.3
Antimony, Sb 0.25
Manganese, Mn 0.1
Sulfur, S 0.08
Phosphorus, P 0.05
Aluminum, Al 0.005
Silicon, Si 0.005

Equivalent materials to UNS C94900 copper alloy are:

  • ASTM B584
  • ASTM B763

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