Nov 13 2012
Nickel gear bronze UNS C91700 has a copper content of not less than 84%.
The following table shows the mechanical properties of UNS C91700 permanent mold cast alloy as a function of heat treatment.
Temper |
Tensile Str. |
Yield Str. |
Elong. |
M05 |
414MPa (60ksi) |
221MPa (32ksi) |
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 |