| Copper alloys | Brass | Bronzes |
| Copper, pure | Copper, silicon alloy | Copper, Setting-Up-Sample (SUS) |
| Copper, nickel alloy | Copper, beryllium alloy | Copper, chromium alloy |
| Copper, gun metal | Copper, beryllium-cobalt | Copper, silver alloy |
| Copper, manganese alloy | Copper, phosphorus alloy |