Nov 19 2012
UNS C64790 copper has a copper content of not less than 94.3%.
The following table shows the mechanical properties of UNS C64790 flat products as a function of heat treatment.
| Temper |
Tensile Str. |
Elong. |
| H02 |
780 MPa (113 ksi) |
10% |
|
820 MPa (119 ksi) |
- |
|
850 MPa (123 ksi) |
- |
| H04 |
860 MPa (125 ksi) |
- |
|
820 MPa (119 ksi) |
7% |
|
890 MPa (129 ksi) |
- |
The chemical composition of UNS C64790 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Nickel, Ni |
2.5-4.5 |
| Silicon, Si |
0.6-1.2 |
| Zinc, Zn |
0.30-0.8 |
| Iron, Fe |
0.1 |
| Manganese, Mn |
0.1 |
| Chromium, Cr |
0.05-0.50 |
| Tin, Sn |
0.05-0.50 |
| Magnesium, Mg |
0.05-0.30 |
| Lead, Pb |
0.05 |
| Copper, Cu |
Remainder |