UNS C50705 Copper Flat Products – Mechanical Properties

UNS C50705 copper alloy has a copper content of not less than 96.5%.

The following table shows the mechanical properties of UNS C50705 flat products as a function of heat treatment and thickness.

Temper Thickness Tensile Str. Elong. Fatigue Str.
H02 - 490 MPa (71 ksi) 16% -
H04 0.25 mm (0.009 in) 570 MPa (83 ksi) 13% 210 MPa(30 ksi)
H06 - 620 MPa (90 ksi) 9% -

The chemical composition of UNS C50705 copper alloy is outlined in the following table.

Element Content (%)
Copper, Cu 96.5
Lead, Pb 0.02
Tin, Sn 1.5-2
Iron, Fe 0.10-0.40
Zinc, Zn 0.5
Phosphorous, P 0.04-0.15

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