Nov 19 2012
Copper UNS C69750 has a copper content of not less than 73%.
The following table shows the mechanical properties of UNS C69750 rods as a function of heat treatment and thickness.
| Temper |
Thickness |
Tensile Str. |
Elong. |
| H08 |
<0.315 in |
903MPa (131ksi) |
- |
|
<0.315 in |
951MPa (138ksi) |
1% |
|
>0.475 in |
703MPa (102ksi) |
- |
|
>0.475 in |
751MPa (109ksi) |
8% |
|
<0.475 in |
751MPa (109ksi) |
- |
|
<0.475 in |
800MPa (116ksi) |
5% |
| O60 |
>0.2 in |
448MPa (65ksi) |
- |
|
>0.2 in |
469MPa (68ksi) |
50% |
The chemical composition of UNS C69750 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
78-83 |
| Silicon, Si |
1.9-2.2 |
| Lead, Pb |
0.8-1.3 |
| Tin, Sn |
0.05 |
| Iron, Fe |
0.05 |
| Manganese, Mn |
0.05 |
| Phosphorous, P |
0.02 |
| Nickel, Ni |
0.01 |
| Zinc, Zn |
Remainder |