Nov 19 2012
UNS C87300 silicon bronze has a copper content of not less than 94%.
The following table shows the mechanical properties of UNS C87300 sand cast alloy as a function of heat treatment.
| Temper |
Tensile Str. |
Yield Str. |
Elong. |
| M01 |
310 MPa (45 ksi) |
125 MPa (18 ksi) |
20% |
The chemical composition of UNS C87300 copper alloy is outlined in the following table.
| Element |
Content (%) |
| Copper, Cu |
94 |
| Silicon, Si |
3.5-4.5 |
| Manganese, Mn |
0.8-1.5 |
| Zinc, Zn |
0.25 |
| Iron, Fe |
0.2 |
| Lead, Pb |
0.09 |
Equivalent materials to UNS C87300 copper alloy include:
- ASTM B271
- ASTM B30
- ASTM B584
- ASTM B763
- MIL C-11866
- QQ C390
- SAE J461
- SAE J462