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US 2026/0062774 A1Published application
Steel material and automobile component
AssigneeNippon Steel Corporation
InventorHiroshi KAMIO
Life of this patent
Estimating the term…
Abstract
A steel material that has an average chemical composition containing Ni at 18.00 to 36.00% and Si at 5.50 to 12.00%, and has a metallurgical structure containing an austenite phase and ordered phases. In addition, an automobile component including the steel material.
Claims11
A steel material comprising an average chemical composition including, by mass %:
- Ni at 18.00 to 36.00%,
- Si at 5.50 to 12.00%,
- Cu at 0 to 2.00%,
- Al at 0 to 3.000%,
- Mn at 0 to 2.00%,
- C at 0 to 0.100%,
- Cr at 0 to 0.40%
- P at 0 to 0.200%,
- S at 0 to 0.200%,
- N at 0 to 0.200%,
- B at 0 to 0.200%,
- Sn at 0 to 0.20%,
- Ge at 0 to 0.20%,
- Ag at 0 to 0.20%,
- Sb at 0 to 0.20%,
- Te at 0 to 0.20%,
- V at 0 to 0.200%,
- Nb at 0 to 0.200%,
- Ti at 0 to 0.200%,
- Ca at 0 to 0.200%,
- Mg at 0 to 0.200%,
- Li at 0 to 0.20%,
- Sr at 0 to 0.20%,
- REM at 0 to 0.20%,
- Zr at 0 to 0.20%,
- Co at 0 to 0.20%,
- Mo at 0 to 0.20%,
- Ta at 0 to 0.20%,
- W at 0 to 0.20%,
- PGM at 0 to 0.20%,
- Au at 0 to 0.20%,
- Re at 0 to 0.20%,
- In at 0 to 0.20%,
- Ga at 0 to 0.20%,
- Cd at 0 to 0.20%,
- Pb at 0 to 0.20%,
- with a balance being Fe and impurities,
- wherein the steel material has a metallographic structure containing an austenite phase and ordered phases.
35 more elements
Dependencies are inferred from the claim text.