Hot-pressed steel sheet member, steel sheet for hot-press, and method for manufacturing hot-pressed steel sheet member
US8628630B2 · kind B2 · utility
5Cited by
0References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 2010 |
| Grant date | Jan 14, 2014 |
| Priority date | — |
| Expiry date | Aug 19, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C38/60
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A hot-pressed steel sheet member has a composition containing, by mass, C: 0.09% to 0.38%, Si: 0.05% to 2.0%, Mn: 0.5% to 3.0%, P: 0.05% or less, S: 0.05% or less, Al: 0.005% to 0.1%, N: 0.01% or less, Sb: 0.002% to 0.03%, and the balance being Fe and inevitable impurities, and having a tensile strength TS of 980 to 2,130 MPa.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.