Nov 29 2012
UNS C49300 lead-free bismuth copper alloy has a copper content of not less than 58%.
The following table shows the mechanical properties of UNS C49300 wires as a function of heat treatment and thickness.
| Temper |
Thickness |
Tensile Str. |
Elong. |
| H04 |
2 mm (0.08 in) |
460 MPa (67 ksi) |
3% |
The chemical composition of UNS C49300 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
58-62 |
| Nickel, Ni |
1.5 |
| Tin, Sn |
1-1.8 |
| Bismuth, Bi |
0.50-2 |
| Antimony, Sb |
0.5 |
| Aluminum, Al |
0.5 |
| Silicon, Si |
0.1 |
| Iron, Fe |
0.1 |
| Manganese, Mn |
0.03 |
| Selenium, Se |
0.02 |
| Phosphorous, P |
0.02 |
| Lead, Pb |
0.01 |
| Zinc, Zn |
Remainder |