UNS C28000 Muntz Metal Tube - Mechanical Properties

Muntz metal UNS C28000 has a copper content of not less than 59%.

The following table shows the mechanical properties of UNS C28000 tube as a function of heat treatment.

Temper Tensile Str. Yield Str. Elong. Rockwell
B C F 30T
O50 386MPa (56ksi) 159MPa (23ksi) 50% - - 82 47

Equivalent materials to UNS C28000 copper alloy are given below:

  • ASME SB111
  • ASTM B111
  • ASTM B135

The chemical composition of UNS C28000 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 59-63
Lead, Pb 0.09
Iron, Fe 0.07
Zinc, Zn Remainder

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