Nov 21 2012
UNS C99780 has a copper content of not less than 62%.
The following table shows the mechanical properties of UNS C99780 sand cast alloy as a function of heat treatment.
| Temper |
Yield Str. |
Elong. |
| M01 |
170MPa (25ksi) |
18% |
The chemical composition of UNS C99780 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
62-66 |
| Zinc, Zn |
16-22 |
| Manganese, Mn |
12-15 |
| Nickel, Ni |
4-6 |
| Bismuth, Bi |
0.50-2.0 |
| Tin, Sn |
0.50-2.0 |
| Aluminum, Al |
0.30-1.0 |
| Iron, Fe |
0.5 |
| Phosphorus, P |
0.05 |
| Silicon, Si |
0.05 |
| Lead, Pb |
0.05 |