Copper Tube (UNS C72900) - Mechanical Properties

Dec 3 2012

UNS C72900 has a copper content of not less than 77%.

The following table shows the mechanical properties of UNS C72900 tube as a function of heat treatment.

Temper Tensile Str. Elong. Rockwell
B C F 30T
TF00 1062MPa (154ksi) 7% - 32 - -

Equivalent material to UNS C72900 copper alloy is ASTM B740.

The chemical composition of UNS C72900 copper alloy is outlined in the following table.

Element Content (%)
Nickel, Ni 14.5-15.5
Tin, Sn 7.5-8.5
Iron, Fe 0.5
Zinc, Zn 0.5
Manganese, Mn 0.3
Magnesium, Mg 0.15
Niobium, Nb 0.1
Lead, Pb 0.02
Copper, Cu Remainder

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