Yellow Brass Rods (UNS C27000) – Mechanical Properties

UNS C27000 yellow brass has a copper content of not less than 63%.

The following table shows the mechanical properties of UNS C27000 rods as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell Shear Str.
B C F 30T
OS050 25.4 mm (1 in) 331 MPa (48 ksi) 110 MPa (116 ksi) 65% - - 65 - 234 MPa (34 ksi)

The chemical composition of UNS C27000 yellow brass is outlined in the following table.

Element Content (%)
Copper, Cu 63-68.5
Lead, Pb 0.09
Iron, Fe 0.07
Zinc, Zn Remainder

Equivalent materials to UNS C27000 copper alloy include:

  • AMS 4710
  • AMS 4712
  • AMS 4713
  • ASTM B134
  • ASTM B135
  • ASTM B587
  • ASTM F467
  • ASTM F468
  • QQ W321
  • SAE J461
  • SAE J463

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