JP3522770B2 - 低炭素鋼帯片を製造する連続鋳造法と鋳放し状態での良好な機械的特性を伴って製造可能な帯片 - Google Patents
低炭素鋼帯片を製造する連続鋳造法と鋳放し状態での良好な機械的特性を伴って製造可能な帯片Info
- Publication number
- JP3522770B2 JP3522770B2 JP50410099A JP50410099A JP3522770B2 JP 3522770 B2 JP3522770 B2 JP 3522770B2 JP 50410099 A JP50410099 A JP 50410099A JP 50410099 A JP50410099 A JP 50410099A JP 3522770 B2 JP3522770 B2 JP 3522770B2
- Authority
- JP
- Japan
- Prior art keywords
- carbon steel
- low carbon
- strip
- steel strip
- volume
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 229910001209 Low-carbon steel Inorganic materials 0.000 title claims abstract description 25
- 238000009749 continuous casting Methods 0.000 title claims abstract description 8
- 230000008569 process Effects 0.000 title abstract description 4
- 238000001816 cooling Methods 0.000 claims abstract description 25
- 238000005266 casting Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 3
- 229910000859 α-Fe Inorganic materials 0.000 claims description 33
- 229910001563 bainite Inorganic materials 0.000 claims description 15
- 229910001566 austenite Inorganic materials 0.000 claims description 14
- 238000010586 diagram Methods 0.000 claims description 11
- 230000009466 transformation Effects 0.000 claims description 8
- 229910001562 pearlite Inorganic materials 0.000 claims description 5
- 235000019362 perlite Nutrition 0.000 claims description 3
- 239000010451 perlite Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims 1
- 238000005554 pickling Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 229910001208 Crucible steel Inorganic materials 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 229910000975 Carbon steel Inorganic materials 0.000 description 7
- 239000010962 carbon steel Substances 0.000 description 7
- 238000000879 optical micrograph Methods 0.000 description 6
- 239000012071 phase Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000010955 niobium Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 241000109539 Conchita Species 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229910001568 polygonal ferrite Inorganic materials 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 238000000399 optical microscopy Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
- B22D11/0622—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars formed by two casting wheels
-
- 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
- C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
- C21D8/0215—Rapid solidification; Thin strip casting
-
- 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
-
- 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
- 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
- C22C38/02—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
-
- 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
- C21D2211/005—Ferrite
-
- 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
Landscapes
- 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)
- Heat Treatment Of Sheet Steel (AREA)
- Continuous Casting (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT97RM000367A IT1291931B1 (it) | 1997-06-19 | 1997-06-19 | Procedimento per la produzione di nastri grezzi di colaggio in acciaio a basso contenuto di carbonio e nastri cosi' ottenibili |
| IT97A000367 | 1997-06-19 | ||
| PCT/IT1998/000168 WO1998057767A1 (en) | 1997-06-19 | 1998-06-19 | Continuous casting process for producing low carbon steel strips and strips so obtainable with good as cast mechanical properties |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001502974A JP2001502974A (ja) | 2001-03-06 |
| JP3522770B2 true JP3522770B2 (ja) | 2004-04-26 |
Family
ID=11405132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50410099A Expired - Fee Related JP3522770B2 (ja) | 1997-06-19 | 1998-06-19 | 低炭素鋼帯片を製造する連続鋳造法と鋳放し状態での良好な機械的特性を伴って製造可能な帯片 |
Country Status (22)
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPP811399A0 (en) * | 1999-01-12 | 1999-02-04 | Bhp Steel (Jla) Pty Limited | Cold rolled steel |
| AUPP964499A0 (en) * | 1999-04-08 | 1999-04-29 | Bhp Steel (Jla) Pty Limited | Casting strip |
| DE10046181C2 (de) * | 2000-09-19 | 2002-08-01 | Krupp Thyssen Nirosta Gmbh | Verfahren zum Herstellen eines überwiegend aus Mn-Austenit bestehenden Stahlbands oder -blechs |
| CN1820875A (zh) * | 2000-09-29 | 2006-08-23 | 纽科尔公司 | 按定单提供钢带的方法 |
| US6675869B2 (en) * | 2000-09-29 | 2004-01-13 | Nucor Corporation | Production of thin steel strip |
| AUPR047900A0 (en) * | 2000-09-29 | 2000-10-26 | Bhp Steel (Jla) Pty Limited | A method of producing steel |
| AUPR046000A0 (en) * | 2000-10-02 | 2000-10-26 | Bhp Steel (Jla) Pty Limited | A method of producing steel strip |
| US7591917B2 (en) | 2000-10-02 | 2009-09-22 | Nucor Corporation | Method of producing steel strip |
| DE10060948C2 (de) * | 2000-12-06 | 2003-07-31 | Thyssenkrupp Stahl Ag | Verfahren zum Erzeugen eines Warmbandes aus einem einen hohen Mangan-Gehalt aufweisenden Stahl |
| US7485196B2 (en) * | 2001-09-14 | 2009-02-03 | Nucor Corporation | Steel product with a high austenite grain coarsening temperature |
| MXPA04002374A (es) * | 2001-09-14 | 2004-11-22 | Nucor Corp | Tira de acero colado. |
| AR046277A1 (es) * | 2003-10-10 | 2005-11-30 | Nucor Corp | Metodo para colar una banda de acero y banda producida. |
| US20060124271A1 (en) * | 2004-12-13 | 2006-06-15 | Mark Schlichting | Method of controlling the formation of crocodile skin surface roughness on thin cast strip |
| US9999918B2 (en) | 2005-10-20 | 2018-06-19 | Nucor Corporation | Thin cast strip product with microalloy additions, and method for making the same |
| US9149868B2 (en) | 2005-10-20 | 2015-10-06 | Nucor Corporation | Thin cast strip product with microalloy additions, and method for making the same |
| US10071416B2 (en) * | 2005-10-20 | 2018-09-11 | Nucor Corporation | High strength thin cast strip product and method for making the same |
| JP4203508B2 (ja) * | 2006-03-08 | 2009-01-07 | 株式会社神戸製鋼所 | アルミニウム合金鋳造板の製造方法 |
| AT504225B1 (de) * | 2006-09-22 | 2008-10-15 | Siemens Vai Metals Tech Gmbh | Verfahren zur herstellung eines stahlbandes |
| PL2152451T3 (pl) * | 2007-05-06 | 2020-09-07 | Nucor Corporation | Wyrób w postaci cienkiej odlewanej taśmy z dodatkami mikrostopów i sposób jego wytwarzania |
| CN105543687B (zh) * | 2007-05-06 | 2018-05-29 | 纽科尔公司 | 具有微合金添加剂的薄铸造带材产品及其制造方法 |
| US20110277886A1 (en) | 2010-02-20 | 2011-11-17 | Nucor Corporation | Nitriding of niobium steel and product made thereby |
| US20100215981A1 (en) * | 2009-02-20 | 2010-08-26 | Nucor Corporation | Hot rolled thin cast strip product and method for making the same |
| CN102398003B (zh) * | 2010-09-16 | 2015-01-21 | 攀钢集团钢铁钒钛股份有限公司 | 一种连铸用结晶器保护渣以及中低碳钢圆坯连铸的方法 |
| RU2455105C1 (ru) * | 2011-05-12 | 2012-07-10 | Открытое акционерное общество "Магнитогорский металлургический комбинат" | Способ производства толстолистового проката из свариваемой хромомарганцевой стали |
| CN102837945B (zh) * | 2012-09-26 | 2015-12-16 | 贵州宏狮煤机制造有限公司 | 一种刮板机机尾滚筒 |
| CN104164619B (zh) * | 2014-08-29 | 2016-05-04 | 东北大学 | 一种无屈服平台的低碳钢钢板的短流程制造方法 |
| CN104959561B (zh) * | 2015-07-09 | 2017-12-01 | 东北大学 | 一种提高双辊连铸低碳微合金钢针状铁素体含量的方法 |
| CN104962829B (zh) * | 2015-07-09 | 2017-06-20 | 东北大学 | 一种含针状铁素体的双辊连铸低碳微合金钢及其制造方法 |
| KR101941877B1 (ko) * | 2015-09-24 | 2019-01-25 | (주)포스코 | 주편의 연속 주조 방법 |
| WO2018152738A1 (zh) * | 2017-02-23 | 2018-08-30 | 普锐特冶金技术日本有限公司 | 薄板连续铸造装置 |
| CN113976847A (zh) * | 2021-10-29 | 2022-01-28 | 中天钢铁集团有限公司 | 一种改善低碳钢小方坯中心缩孔和裂纹的生产方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE81042T1 (de) * | 1988-07-14 | 1992-10-15 | Thyssen Stahl Ag | Verfahren zum herstellen eines stahlbandes mit einer dicke von weniger als 10 mm. |
| JPH06271984A (ja) * | 1993-03-22 | 1994-09-27 | Nippon Steel Corp | 耐疲労伝播特性とアレスト性の優れた鋼板およびその製造方法 |
| JPH06335706A (ja) * | 1993-05-26 | 1994-12-06 | Nippon Steel Corp | 表面品質の優れた熱延鋼板の製造方法 |
| WO1995013155A1 (en) | 1993-11-08 | 1995-05-18 | Ishikawajima-Harima Heavy Industries Company Limited | In-line heat treatment of continuously cast steel strip |
| JPH07197195A (ja) * | 1993-12-28 | 1995-08-01 | Nkk Corp | 耐時効性に優れた鋼材およびその製造方法 |
| KR100187553B1 (ko) | 1994-03-25 | 1999-06-01 | 다나카 미노루 | 박판주조스트립의 제조방법 |
| MY114266A (en) | 1994-04-04 | 2002-09-30 | Nippon Steel Corp | Twin-roll continuous casting method and apparatus |
| JP2792834B2 (ja) | 1995-04-18 | 1998-09-03 | 新日本製鐵株式会社 | 薄鋳帯からの強度５００ＭＰａ 以下の炭素鋼薄鋼帯の製造方法 |
| JPH09122839A (ja) * | 1995-08-29 | 1997-05-13 | Mitsubishi Heavy Ind Ltd | 薄帯鋼板の製造方法 |
-
1997
- 1997-06-19 IT IT97RM000367A patent/IT1291931B1/it active IP Right Grant
-
1998
- 1998-06-18 MY MYPI98002724A patent/MY120045A/en unknown
- 1998-06-19 PL PL98337500A patent/PL186657B1/pl not_active IP Right Cessation
- 1998-06-19 JP JP50410099A patent/JP3522770B2/ja not_active Expired - Fee Related
- 1998-06-19 ZA ZA985359A patent/ZA985359B/xx unknown
- 1998-06-19 AU AU79314/98A patent/AU744196B2/en not_active Ceased
- 1998-06-19 WO PCT/IT1998/000168 patent/WO1998057767A1/en active IP Right Grant
- 1998-06-19 KR KR1019997011971A patent/KR20010013946A/ko not_active Ceased
- 1998-06-19 ES ES98929636T patent/ES2255731T3/es not_active Expired - Lifetime
- 1998-06-19 CZ CZ19994650A patent/CZ293823B6/cs not_active IP Right Cessation
- 1998-06-19 AT AT98929636T patent/ATE313402T1/de active
- 1998-06-19 UA UA2000010303A patent/UA61113C2/uk unknown
- 1998-06-19 DE DE69832886T patent/DE69832886T2/de not_active Expired - Lifetime
- 1998-06-19 BR BR9810193-5A patent/BR9810193A/pt not_active IP Right Cessation
- 1998-06-19 CN CNB988063301A patent/CN1244422C/zh not_active Expired - Fee Related
- 1998-06-19 HU HU0004812A patent/HU222856B1/hu not_active IP Right Cessation
- 1998-06-19 US US09/446,242 patent/US6502626B1/en not_active Expired - Lifetime
- 1998-06-19 TR TR1999/03146T patent/TR199903146T2/xx unknown
- 1998-06-19 EP EP98929636A patent/EP1007248B1/en not_active Revoked
- 1998-06-19 RU RU2000101274/02A patent/RU2212976C2/ru not_active IP Right Cessation
- 1998-06-19 SK SK1814-99A patent/SK285274B6/sk not_active IP Right Cessation
- 1998-06-19 CA CA002294333A patent/CA2294333C/en not_active Expired - Fee Related
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