Nov 29 2012
Copper UNS C90300 has a copper content of not less than 86%.
The following table shows the mechanical properties of UNS C90300 continuous cast alloy as a function of heat treatment.
| Temper |
Tensile Str. |
Yield Str. |
Elong. |
| M07 |
303MPa (44ksi) |
154MPa (22ksi) |
18% |
Equivalent materials to UNS C90300 copper alloy are the following:
- ASTM B271
- ASTM B30
- ASTM B505
- ASTM B584
- ASTM B763
- MIL C-11866
- QQ C390
- SAE J461
- SAE J462
The chemical composition of UNS C90300 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
86-89 |
| Tin, Sn |
7.5-9 |
| Zinc, Zn |
3-5 |
| Nickel, Ni |
1 |
| Lead, Pb |
0.3 |
| Iron, Fe |
0.2 |
| Antimony, Sb |
0.2 |
| Sulfur, S |
0.05 |
| Phosphorous, P |
0.05 |
| Silicon, Si |
0.005 |
| Aluminum, Al |
0.005 |