Architectural Bronze Shapes (UNS C38500) - Mechanical Properties

Architectural bronze UNS C38500 has a copper content of not less than 55%.

The following table shows the mechanical properties of UNS C38500 shapes as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Yield Str. Elong. Rockwell Shear Str.
B C F 30T
M30 25.4mm (1in) 414MPa (60ksi) 138MPa (20ksi) 30% 65 - - - 241MPa (35ksi)

An equivalent material to UNS C38500 copper alloy is ASTM B455.

The chemical composition of UNS C38500 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 55-59
Lead, Pb 2.5-3.5
Iron, Fe 0.35
Zinc, Zn Remainder

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