Highly stressed turbine blades and turbine discs , screws, shafts, bolts, pins and rings.
Creep resisting, corrosion resistance hardened and tempered steel, with good toughness and good creep rupture strength. Usual upper temperature limit for continuous operating at 560°C.
| Market grade | DIN | UNS | EN | Others |
|---|---|---|---|---|
| Jethete | 1.4933, 1.4938, 1.4939 | S64152 | X12CrNiMo12 | BS : S151 |
| AMS |
|---|
| 5719 |
| C | Si | Mn | Cr | Mo | Ni | V | N | |
|---|---|---|---|---|---|---|---|---|
| 0.12 | 0.20 | 0.80 | 11.70 | 1.70 | 2.70 | 0.30 | 0.04 |
