Jan 7 2013
Nickel gear bronze UNS C91700 has a copper content of not less than 84%.
The following table shows the mechanical properties of UNS C91700 sand cast alloy as a function of heat treatment.
| Temper |
Tensile Str. |
Yield Str. |
Elong. |
| M01 |
241MPa (35ksi) |
117MPa (17ksi) |
10% |
|
303MPa (44ksi) |
152MPa (22ksi) |
16% |
Equivalent materials to UNS C91700 copper alloy are provided below:
The chemical composition of UNS C91700 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
84-87 |
| Tin, Sn |
11.3-12.5 |
| Nickel, Ni |
1.2-2.0 |
| Phosphorus, P |
0.3 |
| Lead, Pb |
0.25 |
| Zinc, Zn |
0.25 |
| Iron, Fe |
0.2 |
| Antimony, Sb |
0.2 |
| Sulfur, S |
0.05 |
| Aluminum, Al |
0.005 |
| Silicon, Si |
0.005 |