C87300 Silicon Bronze
Composition (maximum % unless otherwise listed)
| Cu | 94.0 min |
| Zn | 0.25 |
| Pb | 0.20 |
| Fe | 0.20 |
| Mn | 0.8 - 1.5 |
| Si | 3.5 - 4.5 |
Typical Physical Properties
| Tensile Strength (MPa) | 380 |
| Elongation (% min) | 30 |
| 0.2% Proof Stress (MPa) | 170 |
| Hardness (RB) | 85 |