Steel sheet for hot pressing and method of manufacturing hot-pressed part using steel sheet for hot pressing
US-9023488-B2 · May 5, 2015 · US
Steel sheet for hot press-forming
US10093077B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10093077-B2 |
| Application number | US-201414901147-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 13, 2014 |
| Priority date | Jun 25, 2013 |
| Publication date | Oct 9, 2018 |
| Grant date | Oct 9, 2018 |
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- Title
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- Abstract
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Abstract
Official abstract text for this publication.
A steel sheet for hot press-forming having a first coating layer on a surface of the steel sheet, containing 60% or more by mass Ni and a remainder composed of Zn and incidental impurities, a coating mass thereof being more than 5 g/m2 and 50 g/m2 or less per side, and a second coating layer on the first coating layer, containing 10% to 25% by mass Ni and a remainder composed of Zn and incidental impurities, a coating mass thereof being 10 to 90 g/m2 per side.
First claim
Opening claim text (preview).
The invention claimed is: 1. A steel sheet for hot press-forming comprising: a first coating layer on a surface of the steel sheet, consisting of 60% or more by mass Ni and a remainder composed of Zn and incidental impurities, a coating mass thereof being 6 g/m 2 or more and 50 g/m 2 or less per side; and a second coating layer on the first coating layer, containing 10% to 25% by mass Ni and a remainder composed of Zn and incidental impurities, a coating mass thereof being 10 to 90 g/m 2 per side, the second coating layer being an outermost coating layer.
Assignees
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Classifications
Ni-base component · CPC title
Next to Fe-base component [e.g., galvanized] · CPC title
containing manganese · CPC title
Alloys based on zinc · CPC title
General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering · CPC title
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- What does patent US10093077B2 cover?
- A steel sheet for hot press-forming having a first coating layer on a surface of the steel sheet, containing 60% or more by mass Ni and a remainder composed of Zn and incidental impurities, a coating mass thereof being more than 5 g/m2 and 50 g/m2 or less per side, and a second coating layer on the first coating layer, containing 10% to 25% by mass Ni and a remainder composed of Zn and incident…
- Who is the assignee on this patent?
- Jfe Steel Corp
- What technology area does this patent fall under?
- Primary CPC classification B32B15/015. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Oct 09 2018 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 1 related publication on this page (citations in our corpus or others sharing the same primary CPC).