Nov 15 2012
Copper-zinc alloy UNS C69220 has a copper content of not less than 69%.
The following table shows the mechanical properties of UNS C69220 rods as a function of heat treatment.
Temper |
Tensile Str. |
Yield Str. |
Elong. |
H01 |
565MPa (82ksi) |
317MPa (46ksi) |
30% |
|
578MPa (84ksi) |
331MPa (48ksi) |
- |
|
583MPa (85ksi) |
345MPa (50ksi) |
- |
The chemical composition of UNS C69220 copper alloy is outlined in the following table.
Element |
Content (%) |
Copper, Cu |
69-71 |
Silicon, Si |
1.8-2.6 |
Manganese, Mn |
0.8-1.8 |
Tin, Sn |
0.3 |
Nickel, Ni |
0.2 |
Antimony, Sb |
0.1 |
Iron, Fe |
0.1 |
Lead, Pb |
0.08 |
Phosphorous, P |
0.05-0.2 |
Zinc, Zn |
Remainder |