1.1 ,This specification establishes the requirements for plate, sheet, strip, and rolled bar. The following alloys are included:2
| , | Previously | Nominal Composition, % | |||
| Copper Alloy | Used | , | , | , | , |
| UNS No. | Designation | Beryllium | Cobalt | Nickel | Iron |
| , | , | , | , | , | , |
| C17500 | Alloy 10 | 0.6 | 2.5 | ... | ... |
| C17510 | Alloy 3 or 14 | 0.4 | ... | 1.8 | ... |
| C71700 | ... | 0.5 | ... | 31.0 | 0.70 |