Jan 8 2013
Copper silicon UNS C87850 has a copper content of not less than 74%.
Tabulated below are the mechanical properties of UNS C87850 sand cast alloy as a function of heat treatment.
| Temper |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
| B |
C |
F |
30T |
| M01 |
434MPa (63ksi) |
179MPa (26ksi) |
25% |
78 |
- |
- |
- |
|
406MPa (59ksi) |
151MPa (22ksi) |
16% |
- |
- |
- |
- |
The chemical composition of UNS C87850 copper alloy is outlined in the following table.
| Elements |
Content (%) |
| Copper, Cu |
74.0-78.0 |
| Silicon, Si |
2.7-3.4 |
| Tin, Sn |
0.3 |
| Nickel, Ni |
0.2 |
| Antimony, Sb |
0.1 |
| Iron, Fe |
0.1 |
| Manganese, Mn |
0.1 |
| Lead, Pb |
0.09 |
| Phosphorus, P |
0.05-0.20 |
| Zinc, Zn |
Remainder |