Jan 7 2013
Copper UNS C69430 has a copper content of not less than 80%.
The following table shows the mechanical properties of UNS C69430 rods as a function of heat treatment and thickness.
| Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
| B |
C |
F |
30T |
| H04 |
19.1mm (0.75in) |
689MPa (100ksi) |
393MPa (57ksi) |
21% |
95 |
- |
- |
- |
| O60 |
12.7mm (0.5in) |
621MPa (90ksi) |
310MPa (45ksi) |
20% |
85 |
- |
- |
- |
|
25.4mm (1in) |
586MPa (85ksi) |
296MPa (43ksi) |
25% |
85 |
- |
- |
- |
|
50.8mm (2in) |
552MPa (80ksi) |
276MPa (40ksi) |
25% |
85 |
- |
- |
- |
An equivalent material to UNS C69430 copper alloy is ASTM B371.
The chemical composition of UNS C69430 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
80-83 |
| Silicon, Si |
3.5-4.5 |
| Lead, Pb |
0.3 |
| Iron, Fe |
0.2 |
| Arsenic, As |
0.03-0.06 |
| Zinc, Zn |
Remainder |