Hayes Metals also manufacture alloys to customer specifications including:
AS1565:1985
(maximum % unless otherwise listed)
| Cu | Remainder |
| Sn | 2.0 - 3.5 |
| Zn | 8.0 - 9.5 |
| Ni | 2.0 |
| Pb | 4.0 - 6.0 |
| Al | 0.005 |
| Fe | 0.30 |
| Bi | 0.10 |
| Si | 0.10 |
| Fe + As + Sb 0.5 | |
| Ni max includes Co | |
T-I Total Impurities
Elements marked with * are specified impurities
| Tensile Strength (MPa) | 180 |
| Elongation (% min) | 11 |
| 0.2% Proof Stress (MPa) | 80 |
| Hardness (RB) | 55 |