| Standard | Fe, % | Si, % | B, % | Mn, % | Co, % | Cr, % | Ti, % | Cu, % | Ni, % | Zr, % | Al, % | C, % | S, % | Mo, % | W, % | Ta, % | Hf, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | < 1 | < 0.2 | 0.01–0.02 | < 0.2 | 9–10 | 8–10 | 1.25–1.75 | < 0.1 | 53.215–62.33 | 0.03–0.08 | 5.25–5.75 | 0.13–0.17 | < 0.015 | 2.25–2.75 | 9–11 | 1.25–1.75 | 1.5–2 |
| Standard | Description |
|---|---|
| UNS |