JPWO2024203411A5 - - Google Patents
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- Publication number
- JPWO2024203411A5 JPWO2024203411A5 JP2024542204A JP2024542204A JPWO2024203411A5 JP WO2024203411 A5 JPWO2024203411 A5 JP WO2024203411A5 JP 2024542204 A JP2024542204 A JP 2024542204A JP 2024542204 A JP2024542204 A JP 2024542204A JP WO2024203411 A5 JPWO2024203411 A5 JP WO2024203411A5
- Authority
- JP
- Japan
- Prior art keywords
- less
- temperature
- steel sheet
- cooling rate
- average
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001816 cooling Methods 0.000 claims 27
- 229910000831 Steel Inorganic materials 0.000 claims 25
- 239000010959 steel Substances 0.000 claims 25
- 238000004519 manufacturing process Methods 0.000 claims 7
- 238000000137 annealing Methods 0.000 claims 6
- 238000005246 galvanizing Methods 0.000 claims 4
- 238000010438 heat treatment Methods 0.000 claims 4
- 230000014759 maintenance of location Effects 0.000 claims 3
- 229910000734 martensite Inorganic materials 0.000 claims 3
- 238000000034 method Methods 0.000 claims 3
- 239000000203 mixture Substances 0.000 claims 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 2
- 229910001566 austenite Inorganic materials 0.000 claims 2
- 239000010960 cold rolled steel Substances 0.000 claims 2
- 238000005244 galvannealing Methods 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- 238000007747 plating Methods 0.000 claims 2
- 230000000717 retained effect Effects 0.000 claims 2
- 239000011701 zinc Substances 0.000 claims 2
- 229910052725 zinc Inorganic materials 0.000 claims 2
- 229910000859 α-Fe Inorganic materials 0.000 claims 2
- 229910001563 bainite Inorganic materials 0.000 claims 1
- 239000012535 impurity Substances 0.000 claims 1
- 238000005304 joining Methods 0.000 claims 1
- 150000001247 metal acetylides Chemical class 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023058444 | 2023-03-31 | ||
| JP2023058444 | 2023-03-31 | ||
| PCT/JP2024/010116 WO2024203411A1 (ja) | 2023-03-31 | 2024-03-14 | 鋼板、部材およびそれらの製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2024203411A1 JPWO2024203411A1 (https=) | 2024-10-03 |
| JP7635896B1 JP7635896B1 (ja) | 2025-02-26 |
| JPWO2024203411A5 true JPWO2024203411A5 (https=) | 2025-03-06 |
Family
ID=92904687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024542204A Active JP7635896B1 (ja) | 2023-03-31 | 2024-03-14 | 鋼板、部材およびそれらの製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP4660347A1 (https=) |
| JP (1) | JP7635896B1 (https=) |
| KR (1) | KR20250150126A (https=) |
| CN (1) | CN120936735A (https=) |
| MX (1) | MX2025011271A (https=) |
| WO (1) | WO2024203411A1 (https=) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4589880B2 (ja) * | 2006-02-08 | 2010-12-01 | 新日本製鐵株式会社 | 成形性と穴拡げ性に優れた高強度溶融亜鉛めっき鋼板と高強度合金化溶融亜鉛めっき鋼板及び高強度溶融亜鉛めっき鋼板の製造方法並びに高強度合金化溶融亜鉛めっき鋼板の製造方法 |
| CA2787575C (en) | 2010-01-26 | 2015-03-31 | Kohichi Sano | High-strength cold-rolled steel sheet and method of manufacturing thereof |
| WO2015088523A1 (en) * | 2013-12-11 | 2015-06-18 | ArcelorMittal Investigación y Desarrollo, S.L. | Cold rolled and annealed steel sheet |
| WO2017109542A1 (en) * | 2015-12-21 | 2017-06-29 | Arcelormittal | Method for producing a high strength steel sheet having improved ductility and formability, and obtained steel sheet |
| KR102333410B1 (ko) | 2017-11-15 | 2021-12-02 | 닛폰세이테츠 가부시키가이샤 | 고강도 냉연 강판 |
| CN111971408B (zh) * | 2018-03-30 | 2021-10-29 | 日本制铁株式会社 | 钢板及其制造方法 |
| CN113348259B (zh) | 2019-01-29 | 2023-07-25 | 杰富意钢铁株式会社 | 高强度热浸镀锌钢板和其制造方法 |
| US12091723B2 (en) * | 2020-06-30 | 2024-09-17 | Jfe Steel Corporation | Galvanized steel sheet, member, and method for producing them |
| MX2022016359A (es) * | 2020-06-30 | 2023-01-30 | Jfe Steel Corp | Chapa de acero, miembro y metodo para producirlos. |
| EP4137593A4 (en) * | 2020-06-30 | 2023-09-06 | JFE Steel Corporation | STEEL SHEET, ELEMENT, AND METHODS OF MANUFACTURING SAME |
-
2024
- 2024-03-14 KR KR1020257031251A patent/KR20250150126A/ko active Pending
- 2024-03-14 WO PCT/JP2024/010116 patent/WO2024203411A1/ja not_active Ceased
- 2024-03-14 JP JP2024542204A patent/JP7635896B1/ja active Active
- 2024-03-14 EP EP24779540.4A patent/EP4660347A1/en active Pending
- 2024-03-14 CN CN202480020355.9A patent/CN120936735A/zh active Pending
-
2025
- 2025-09-23 MX MX2025011271A patent/MX2025011271A/es unknown
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