Copper Sand Cast Alloy (UNS C86700) - Mechanical Properties

Nov 22 2012

UNS C86700 has a copper content of not less than 55%.

Tabulated below are the mechanical properties of UNS C86700 sand cast alloy as a function of heat treatment.

Temper Tensile Str. Yield Str. Elong. Rockwell
B C F 30T
M01 586MPa (85ksi) 290MPa (42ksi) 20% 80 - - -
552MPa (80ksi) 221MPa (32ksi) 15% - - - -

The chemical composition of UNS C86700 copper alloy is outlined in the following table.

Elements Content (%)
Copper, Cu 55.0-60.0
Zinc, Zn 30.0-38.0
Tin, Sn 1.5
Aluminum, Al 1.0-3.0
Iron, Fe 1.0-3.0
Nickel, Ni 1.0
Lead, Pb 0.50-1.5
Manganese, Mn 0.10-3.5

Equivalent materials to UNS C86700 copper alloy are given in the table below.

  • ASTM B271
  • ASTM B30
  • ASTM B584
  • ASTM B763

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