Jan 9 2013
UNS C72700 copper alloy has a copper content of not less than 84.8%.
The following table shows the mechanical properties of UNS C72700 flat products as a function of heat treatment and thickness.
Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
TB00 |
0.3 mm (0.012 in) |
455 MPa (66 ksi) |
200 MPa (29 ksi) |
36% |
TS08 |
- |
1117 MPa (162 ksi) |
- |
3% |
TS12 |
- |
1138 MPa (165 ksi) |
- |
2% |
The chemical composition of UNS C72700 copper alloy is outlined in the following table.
Element |
Content (%) |
Nickel, Ni |
8.5-9.5 |
Tin, Sn |
5.5-6.5 |
Magnesium, Mg |
0.15 |
Iron, Fe |
0.5 |
Zinc, Zn |
0.5 |
Niobium, Nb |
0.1 |
Manganese, Mn |
0.05-.030 |
Lead, Pb |
0.02 |
Copper, Cu |
Remainder |
Equivalent material to UNS C72700 copper alloy is ASTM B740.