Hayes Metals also manufacture alloys to customer specifications including:
AS1565:1985
(maximum % unless otherwise listed)
| Cu | Remainder |
| Sn | 9.7 - 10.5 |
| Zn | 2.0 - 3.0 |
| Ni | 1.0 |
| Pb | 0.30 - 1.5 |
| P | 0.02 |
| Al | 0.005 |
| Fe | 0.15 |
| Mn | 0.03 |
| Bi | 0.03 |
| Si | 0.005 |
| Fe + As + Sb 0.20 | |
| Ni max. includes Co | |
T-I Total Impurities
Elements marked with * are specified impurities
| Tensile Strength (MPa) | 270 |
| Elongation (% min) | 13 |
| 0.2% Proof Stress (MPa) | 130 |
| Hardness (RB) | 70 |