UNS C70280 Copper Flat Products - Mechanical Properties

UNS C70280 has a copper content of not less than 97%.

Tabulated below are the mechanical properties of UNS C70280 flat products as a function of heat treatment.

Temper Tensile Str. Elong.
TM04 - 15%
TM04 517MPa (75ksi) -
TM06 586MPa (85ksi) -
TM06 - 10%
TM08 655MPa (95ksi) -
TM08 - 7%

The chemical composition of UNS C70280 copper alloy is outlined in the following table.

Elements Content (%)
Nickel, Ni 1.3-1.7
Tin, Sn 1.0-1.5
Zinc, Zn 0.3
Silicon, Si 0.22-0.30
Iron, Fe 0.015
Phosphorus, P 0.02-0.04
Lead, Pb 0.02
Copper, Cu Remainder

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