KR101702794B1 - 열연 강판 및 그 제조 방법 - Google Patents
열연 강판 및 그 제조 방법 Download PDFInfo
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- KR101702794B1 KR101702794B1 KR1020157007700A KR20157007700A KR101702794B1 KR 101702794 B1 KR101702794 B1 KR 101702794B1 KR 1020157007700 A KR1020157007700 A KR 1020157007700A KR 20157007700 A KR20157007700 A KR 20157007700A KR 101702794 B1 KR101702794 B1 KR 101702794B1
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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
- 238000004519 manufacturing process Methods 0.000 title description 16
- 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
- 230000009467 reduction Effects 0.000 claims description 25
- 239000000203 mixture Substances 0.000 claims description 24
- 230000008569 process Effects 0.000 claims description 19
- 230000009466 transformation Effects 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000004804 winding Methods 0.000 claims description 15
- 230000001186 cumulative effect Effects 0.000 claims description 13
- 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
- 229910052720 vanadium Inorganic materials 0.000 claims description 5
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 238000010791 quenching Methods 0.000 claims description 4
- 230000000171 quenching effect Effects 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
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- 238000009864 tensile test Methods 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 4
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- 238000009749 continuous casting Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
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- 229910052710 silicon Inorganic materials 0.000 description 2
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- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
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- 230000000052 comparative effect Effects 0.000 description 1
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- 238000003384 imaging method Methods 0.000 description 1
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- 239000007924 injection Substances 0.000 description 1
- 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
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
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Images
Classifications
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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
- 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
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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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- 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
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- 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
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- 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
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- 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
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- 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
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- 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
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- 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)
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) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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Tata Steel Ijmuiden Bv | 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 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JP2012172256A (ja) | 2011-02-24 | 2012-09-10 | Jfe Steel Corp | 低温靭性に優れた低降伏比高強度熱延鋼板およびその製造方法 |
Family Cites Families (11)
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- 2013-09-11 WO PCT/JP2013/005388 patent/WO2014041802A1/ja active Application Filing
- 2013-09-11 KR KR1020157007700A patent/KR101702794B1/ko active IP Right Grant
- 2013-09-11 JP JP2014510588A patent/JP5605527B2/ja active Active
- 2013-09-11 EP EP13837646.2A patent/EP2871254B1/en active Active
- 2013-09-11 CN CN201380047480.0A patent/CN104619876B/zh active Active
- 2013-09-11 IN IN772DEN2015 patent/IN2015DN00772A/en unknown
- 2013-09-11 US US14/428,217 patent/US20150232970A1/en not_active Abandoned
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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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KR20150038747A (ko) | 2015-04-08 |
BR112015005419A2 (pt) | 2017-07-04 |
WO2014041802A1 (ja) | 2014-03-20 |
JPWO2014041802A1 (ja) | 2016-08-12 |
JP5605527B2 (ja) | 2014-10-15 |
IN2015DN00772A (ja) | 2015-07-03 |
EP2871254A1 (en) | 2015-05-13 |
CN104619876B (zh) | 2016-12-21 |
US20150232970A1 (en) | 2015-08-20 |
EP2871254A4 (en) | 2015-11-18 |
CN104619876A (zh) | 2015-05-13 |
EP2871254B1 (en) | 2020-06-24 |
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