UNS C48500 High Leaded Brass Rods – Mechanical Properties

Sep 27 2012

UNS C48500 high leaded brass has a copper content of not less than 59%.

The following table shows the mechanical properties of UNS C48500 rods as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell Shear Str.
B C F 30T
O60 25.4 mm (1 in) 393 MPa (57 ksi) 172 MPa (25 ksi) 40% 55 - - - 248 MPa (36 ksi)

The chemical composition of UNS C48500 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 59-62
Lead, Pb 1.3-2.2
Tin, Sn 0.50-1.0
Iron, Fe 0.1
Zinc, Zn Remainder

Equivalent materials to UNS C48500 copper alloy are:

  • ASTM B124
  • ASTM B21
  • ASTM B283
  • QQ B639

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