UNS C67500 Manganese Bronze Rods - Mechanical Properties

Manganese bronze UNS C67500 has a copper content of no less than 57%.

The following table shows the mechanical properties of UNS C67500 rods as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell Shear Str.
B C F 30T
O60 25.4mm (1in) 448MPa (65ksi) 207MPa (30ksi) 33% 65 - - - 290MPa (42ksi)

Equivalent materials to UNS C67500 copper alloys are the following:

  • ASTM B124
  • ASTM B138
  • ASTM B283
  • ASTM F467
  • ASTM F468
  • SAE J461
  • SAE J463

The chemical composition of UNS C67500 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 57-60
Iron, Fe 0.8-2
Tin, Sn 0.5-1.5
Aluminum, Al 0.25
Lead, Pb 0.2
Manganese, Mn 0.05-0.5
Zinc, Zn Remainder

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