JP7559978B2 - 鋼板、部材およびそれらの製造方法 - Google Patents

鋼板、部材およびそれらの製造方法 Download PDF

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JP7559978B2
JP7559978B2 JP2023567952A JP2023567952A JP7559978B2 JP 7559978 B2 JP7559978 B2 JP 7559978B2 JP 2023567952 A JP2023567952 A JP 2023567952A JP 2023567952 A JP2023567952 A JP 2023567952A JP 7559978 B2 JP7559978 B2 JP 7559978B2
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steel sheet
area ratio
steel
temperature
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JPWO2024057669A1 (https=
JPWO2024057669A5 (https=
Inventor
三周 知場
英之 木村
佑馬 本田
洋一郎 松井
琴未 野口
秀斗 尾園
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JFE Steel Corp
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JFE Steel Corp
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    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
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    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/84—Controlled slow cooling
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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WO2009096596A1 (ja) 2008-01-31 2009-08-06 Jfe Steel Corporation 高強度鋼板およびその製造方法
WO2017002883A1 (ja) 2015-06-30 2017-01-05 新日鐵住金株式会社 高強度冷延鋼板、高強度溶融亜鉛めっき鋼板、および高強度合金化溶融亜鉛めっき鋼板
WO2017150117A1 (ja) 2016-02-29 2017-09-08 株式会社神戸製鋼所 高強度鋼板、及びその製造方法
JP2020100894A (ja) 2018-12-21 2020-07-02 Ｊｆｅスチール株式会社 薄鋼板およびその製造方法
WO2022019209A1 (ja) 2020-07-20 2022-01-27 日本製鉄株式会社 鋼板及びその製造方法

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JP3936440B2 (ja) 1997-08-06 2007-06-27 新日本製鐵株式会社 耐衝突安全性と成形性に優れた自動車用高強度鋼板とその製造方法
JP5234893B2 (ja) 2007-05-31 2013-07-10 株式会社神戸製鋼所 伸びおよび伸びフランジ性に優れた高強度鋼板およびその製造方法
JP5515623B2 (ja) 2009-10-28 2014-06-11 Ｊｆｅスチール株式会社 高強度冷延鋼板およびその製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009096596A1 (ja) 2008-01-31 2009-08-06 Jfe Steel Corporation 高強度鋼板およびその製造方法
WO2017002883A1 (ja) 2015-06-30 2017-01-05 新日鐵住金株式会社 高強度冷延鋼板、高強度溶融亜鉛めっき鋼板、および高強度合金化溶融亜鉛めっき鋼板
WO2017150117A1 (ja) 2016-02-29 2017-09-08 株式会社神戸製鋼所 高強度鋼板、及びその製造方法
JP2020100894A (ja) 2018-12-21 2020-07-02 Ｊｆｅスチール株式会社 薄鋼板およびその製造方法
WO2022019209A1 (ja) 2020-07-20 2022-01-27 日本製鉄株式会社 鋼板及びその製造方法

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