STEEL SHEET FOR HOT PRESS FORMED MEMBER
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United States of America
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Issued Date -
Jan 9, 2025
app pub date -
Sep 20, 2024
filing date -
Sep 20, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a hot press formed member. A hot press formed member according to one aspect of the present invention comprises a steel sheet; and a plating layer on the steel sheet, wherein a number of voids per 1000 μm2 of an area from an interface between the plating layer and the steel sheet to 15 μm is zero and wherein a concentration gradient at a section having an Fe content of 45% to 80% in the plating layer in a thickness direction from a surface of the plating layer according to a result of GDS analysis is 7 wt %/μm or less.
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International Classification(s)
- C23C:COATING METALLIC MATERIAL; COATING MATERIAL WITH M....
- C22F:CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS MET....
- B21D:WORKING OR PROCESSING OF SHEET METAL OR METAL TUBE....
- C21D:MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS....
- C23F:NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM S....
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
- C22C:ALLOYS
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