Method of manufacturing hot-pressed member
US10384254B2 · kind B2 · utility
2Cited by
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2Claims
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Key dates
| Filing date | Jun 2, 2014 |
| Grant date | Aug 20, 2019 |
| Priority date | — |
| Expiry date | Feb 16, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C38/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method of manufacturing a hot-pressed member including heating a coated steel sheet to 850° C. to 950° C., the coated steel sheet including a substrate steel sheet and a coating layer formed on the substrate steel sheet and containing 10% to 25% by mass of Ni and the balance being Zn and incidental impurities, in which the coating weight of the coating layer is 10 to 90 g/m2 per a side; and starting hot press forming when the temperature of the coated steel sheet which has been heated is 650° C. to 800° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.