Hot pressed part and method of manufacturing same
US10995385B2 · kind B2 · utility
0Cited by
4References
16Claims
0Family size
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Key dates
| Filing date | Feb 5, 2018 |
| Grant date | May 4, 2021 |
| Priority date | — |
| Expiry date | May 14, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/26
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A hot pressed part comprises: a predetermined chemical composition; and a steel microstructure that is a gradient microstructure in which, in a thickness direction, a surface layer is a soft layer, an inside is a hard layer, and a layer between the soft layer and the hard layer is a transition layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.