KR101702794B1 - 열연 강판 및 그 제조 방법 - Google Patents

열연 강판 및 그 제조 방법 Download PDF

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Publication number: KR101702794B1
Authority: KR; South Korea
Prior art keywords: cooling; temperature; less; thickness direction; hardness
Prior art date: 2012-09-13

Application number

KR1020157007700A

Other languages

English (en)

Korean (ko)

Other versions

KR20150038747A (ko

Inventor

치카라 가미

소타 고토

Original Assignee

제이에프이 스틸 가부시키가이샤

Priority date (The priority date 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 date listed.)

2012-09-13

Filing date

2013-09-11

Publication date

2017-02-03

2013-09-11 Application filed by 제이에프이 스틸 가부시키가이샤 filed Critical 제이에프이 스틸 가부시키가이샤

2015-04-08 Publication of KR20150038747A publication Critical patent/KR20150038747A/ko

2017-02-03 Application granted granted Critical

2017-02-03 Publication of KR101702794B1 publication Critical patent/KR101702794B1/ko

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229910000831 Steel Inorganic materials 0.000 title claims abstract description 181
239000010959 steel Substances 0.000 title claims abstract description 181
238000000034 method Methods 0.000 title claims description 64
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229910000734 martensite Inorganic materials 0.000 claims abstract description 94
229910000859 α-Fe Inorganic materials 0.000 claims abstract description 37
239000010410 layer Substances 0.000 claims abstract description 22
229910001563 bainite Inorganic materials 0.000 claims abstract description 13
239000002344 surface layer Substances 0.000 claims abstract description 12
239000002245 particle Substances 0.000 claims abstract description 10
238000001816 cooling Methods 0.000 claims description 191
238000005096 rolling process Methods 0.000 claims description 56
239000000463 material Substances 0.000 claims description 33
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238000005098 hot rolling Methods 0.000 claims description 12
229910052804 chromium Inorganic materials 0.000 claims description 8
229910052750 molybdenum Inorganic materials 0.000 claims description 8
229910052759 nickel Inorganic materials 0.000 claims description 8
239000012535 impurity Substances 0.000 claims description 7
229910052748 manganese Inorganic materials 0.000 claims description 7
229910052802 copper Inorganic materials 0.000 claims description 5
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238000010791 quenching Methods 0.000 claims description 4
230000000171 quenching effect Effects 0.000 claims description 4
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VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
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NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
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238000002347 injection Methods 0.000 description 1
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KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
238000005259 measurement Methods 0.000 description 1
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Images

Classifications

- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
- C21D8/1222—Hot rolling
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B3/02—Rolling special iron alloys, e.g. stainless steel
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
- C21D8/1261—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest following hot rolling
- 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
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite

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Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Electromagnetism (AREA)
Manufacturing & Machinery (AREA)
Heat Treatment Of Steel (AREA)

KR1020157007700A 2012-09-13 2013-09-11 열연 강판 및 그 제조 방법 KR101702794B1 (ko)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JPJP-P-2012-201266		2012-09-13
JP2012201266		2012-09-13
PCT/JP2013/005388 WO2014041802A1 (ja)	2012-09-13	2013-09-11	熱延鋼板およびその製造方法

Publications (2)

Publication Number	Publication Date
KR20150038747A KR20150038747A (ko)	2015-04-08
KR101702794B1 true KR101702794B1 (ko)	2017-02-03

Family

ID=50277943

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR1020157007700A KR101702794B1 (ko)	2012-09-13	2013-09-11	열연 강판 및 그 제조 방법

Country Status (7)

Country	Link
US (1)	US20150232970A1 (ja)
EP (1)	EP2871254B1 (ja)
JP (1)	JP5605527B2 (ja)
KR (1)	KR101702794B1 (ja)
CN (1)	CN104619876B (ja)
IN (1)	IN2015DN00772A (ja)
WO (1)	WO2014041802A1 (ja)

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CN104619877B (zh) *	2012-09-13	2017-06-09	杰富意钢铁株式会社	热轧钢板及其制造方法
JP2018532045A (ja) *	2015-09-22	2018-11-01	タタ、スティール、アイモイデン、ベスローテン、フェンノートシャップＴａｔａＳｔｅｅｌＩｊｍｕｉｄｅｎＢｖ	優れた伸びフランジ成形性を有するロール成形可能な高強度熱間圧延鋼板、および該鋼の製造方法
EP3409803B1 (en) *	2016-01-27	2020-09-16	JFE Steel Corporation	High-strength hot-rolled steel sheet for electric resistance welded steel pipe and manufacturing method therefor
KR101830437B1 (ko) *	2016-04-25	2018-02-20	현대자동차주식회사	3층 구조를 갖는 고인성 열처리 강관 및 이의 제조방법
JP6624103B2 (ja) *	2017-02-06	2019-12-25	Ｊｆｅスチール株式会社	高強度熱延鋼板およびその製造方法
KR102258320B1 (ko) *	2017-02-17	2021-05-28	제이에프이 스틸 가부시키가이샤	고강도 열연 강판 및 그의 제조 방법
TWI655299B (zh) *	2017-04-28	2019-04-01	日商新日鐵住金股份有限公司	High-strength steel plate and manufacturing method thereof
KR101999015B1 (ko)	2017-12-24	2019-07-10	주식회사 포스코	취성균열 전파 저항성이 우수한 구조용 강재 및 그 제조방법
KR102031450B1 (ko) *	2017-12-24	2019-10-11	주식회사 포스코	고강도 강판 및 그 제조방법
KR102200224B1 (ko) *	2018-12-19	2021-01-08	주식회사 포스코	취성파괴 저항성이 우수한 구조용 강재 및 그 제조방법
KR102555312B1 (ko) *	2019-03-29	2023-07-12	제이에프이 스틸 가부시키가이샤	전봉 강관 및 그의 제조 방법, 그리고 강관 말뚝
CN114761595B (zh) *	2019-11-27	2023-08-01	杰富意钢铁株式会社	钢板及其制造方法
WO2021123877A1 (en) *	2019-12-17	2021-06-24	Arcelormittal	Hot rolled steel sheet and method of manufacturing thereof
WO2021125386A1 (ko) *	2019-12-18	2021-06-24	주식회사 포스코	타발성 및 재질 균일성이 우수한 고강도 열연강판 및 그 제조방법
CN114107612B (zh) *	2021-11-30	2023-04-18	马鞍山钢铁股份有限公司	H型钢回火热处理设计方法、抗震耐火建筑结构用热轧h型钢及其回火热处理方法
WO2023162522A1 (ja) *	2022-02-24	2023-08-31	Ｊｆｅスチール株式会社	鋼板およびその製造方法

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JP2010196160A (ja)	2009-01-30	2010-09-09	Jfe Steel Corp	耐ｈｉｃ性に優れた厚肉高張力熱延鋼板及びその製造方法
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JP5605527B2 (ja)	2014-10-15
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