CN113330125A - 厚钢板及其制造方法 - Google Patents
厚钢板及其制造方法 Download PDFInfo
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- CN113330125A CN113330125A CN201980089824.1A CN201980089824A CN113330125A CN 113330125 A CN113330125 A CN 113330125A CN 201980089824 A CN201980089824 A CN 201980089824A CN 113330125 A CN113330125 A CN 113330125A
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- steel plate
- thick steel
- cooling
- pearlite
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 143
- 239000010959 steel Substances 0.000 title claims abstract description 143
- 238000004519 manufacturing process Methods 0.000 title claims description 23
- 229910001562 pearlite Inorganic materials 0.000 claims abstract description 49
- 229910001563 bainite Inorganic materials 0.000 claims abstract description 47
- 239000013078 crystal Substances 0.000 claims abstract description 35
- 239000000203 mixture Substances 0.000 claims abstract description 21
- 239000012535 impurity Substances 0.000 claims abstract description 6
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 3
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 3
- 238000001816 cooling Methods 0.000 claims description 81
- 238000000034 method Methods 0.000 claims description 18
- 230000009467 reduction Effects 0.000 claims description 18
- 238000005098 hot rolling Methods 0.000 claims description 15
- 230000001186 cumulative effect Effects 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 11
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 abstract description 22
- 230000000694 effects Effects 0.000 description 38
- 229910000859 α-Fe Inorganic materials 0.000 description 14
- 239000000463 material Substances 0.000 description 12
- 229910000734 martensite Inorganic materials 0.000 description 11
- 238000012360 testing method Methods 0.000 description 9
- 229910001566 austenite Inorganic materials 0.000 description 8
- 229910052761 rare earth metal Inorganic materials 0.000 description 8
- 150000002910 rare earth metals Chemical class 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000009864 tensile test Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000001771 impaired effect Effects 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000000879 optical micrograph Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910001567 cementite Inorganic materials 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000009661 fatigue test Methods 0.000 description 2
- 238000009863 impact test Methods 0.000 description 2
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910000885 Dual-phase steel Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
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- 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
- 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
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—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
- 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
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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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- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
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- 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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- C22C—ALLOYS
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- C22C—ALLOYS
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- C22C—ALLOYS
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- 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
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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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/009—Pearlite
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Priority Applications (1)
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CN202311433530.0A CN117568718A (zh) | 2019-01-23 | 2019-12-24 | 厚钢板及其制造方法 |
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JP2019009243 | 2019-01-23 | ||
JP2019-009243 | 2019-01-23 | ||
PCT/JP2019/050700 WO2020153085A1 (ja) | 2019-01-23 | 2019-12-24 | 厚鋼板およびその製造方法 |
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CN202311433530.0A Division CN117568718A (zh) | 2019-01-23 | 2019-12-24 | 厚钢板及其制造方法 |
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CN113330125A true CN113330125A (zh) | 2021-08-31 |
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CN201980089824.1A Pending CN113330125A (zh) | 2019-01-23 | 2019-12-24 | 厚钢板及其制造方法 |
CN202311433530.0A Pending CN117568718A (zh) | 2019-01-23 | 2019-12-24 | 厚钢板及其制造方法 |
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CN202311433530.0A Pending CN117568718A (zh) | 2019-01-23 | 2019-12-24 | 厚钢板及其制造方法 |
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Country | Link |
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JP (1) | JP6981546B2 (ja) |
KR (1) | KR102557520B1 (ja) |
CN (2) | CN113330125A (ja) |
WO (1) | WO2020153085A1 (ja) |
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CN112210719A (zh) | 2020-09-29 | 2021-01-12 | 南京钢铁股份有限公司 | 一种低成本高性能q500桥梁钢及生产方法 |
CN113528957A (zh) * | 2021-06-30 | 2021-10-22 | 武汉钢铁有限公司 | 具有优良疲劳性能和耐腐蚀性能的高强度集装箱钢及其制造方法 |
KR20240021260A (ko) * | 2021-07-16 | 2024-02-16 | 제이에프이 스틸 가부시키가이샤 | 후강판 및 후강판의 제조 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006002211A (ja) * | 2004-06-17 | 2006-01-05 | Nippon Steel Corp | 溶接歪の少ない鋼板及びその製造方法 |
JP2015127444A (ja) * | 2013-12-27 | 2015-07-09 | Jfeスチール株式会社 | 耐疲労き裂伝ぱ特性に優れた鋼材およびその製造方法並びに耐疲労き裂伝ぱ特性に優れた鋼材の判定方法 |
CN105452511A (zh) * | 2013-09-20 | 2016-03-30 | 株式会社神户制钢所 | 疲劳特性优异的厚钢板及其制造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5680377A (en) * | 1979-12-06 | 1981-07-01 | Mitsubishi Electric Corp | Welding method of thin sheet |
JP2785643B2 (ja) | 1993-05-11 | 1998-08-13 | 住友金属工業株式会社 | 湿潤硫化水素環境で耐疲労亀裂進展特性に優れるタンカー用鋼板 |
JP2962134B2 (ja) | 1994-03-09 | 1999-10-12 | 住友金属工業株式会社 | 疲労亀裂進展抑制効果を有する鋼板 |
JP3489243B2 (ja) | 1995-02-16 | 2004-01-19 | 住友金属工業株式会社 | フェライト・ベイナイト二相鋼 |
JPH11229077A (ja) * | 1998-02-12 | 1999-08-24 | Nippon Steel Corp | 多層盛溶接部のctod特性に優れた鋼板およびその製造方法 |
CN101289728B (zh) * | 2007-04-20 | 2010-05-19 | 宝山钢铁股份有限公司 | 低屈强比可大线能量焊接高强高韧性钢板及其制造方法 |
WO2011096456A1 (ja) * | 2010-02-08 | 2011-08-11 | 新日本製鐵株式会社 | 厚鋼板の製造方法 |
CN108315653A (zh) * | 2018-05-09 | 2018-07-24 | 舞阳钢铁有限责任公司 | 一种超厚超宽钢板及其正火热处理方法 |
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2019
- 2019-12-24 KR KR1020217022156A patent/KR102557520B1/ko active IP Right Grant
- 2019-12-24 CN CN201980089824.1A patent/CN113330125A/zh active Pending
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- 2019-12-24 WO PCT/JP2019/050700 patent/WO2020153085A1/ja active Application Filing
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Patent Citations (3)
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JP2006002211A (ja) * | 2004-06-17 | 2006-01-05 | Nippon Steel Corp | 溶接歪の少ない鋼板及びその製造方法 |
CN105452511A (zh) * | 2013-09-20 | 2016-03-30 | 株式会社神户制钢所 | 疲劳特性优异的厚钢板及其制造方法 |
JP2015127444A (ja) * | 2013-12-27 | 2015-07-09 | Jfeスチール株式会社 | 耐疲労き裂伝ぱ特性に優れた鋼材およびその製造方法並びに耐疲労き裂伝ぱ特性に優れた鋼材の判定方法 |
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