CA2338743C - Method and installation for producing dual-phase steel - Google Patents
Method and installation for producing dual-phase steel Download PDFInfo
- Publication number
- CA2338743C CA2338743C CA2338743A CA2338743A CA2338743C CA 2338743 C CA2338743 C CA 2338743C CA 2338743 A CA2338743 A CA 2338743A CA 2338743 A CA2338743 A CA 2338743A CA 2338743 C CA2338743 C CA 2338743C
- Authority
- CA
- Canada
- Prior art keywords
- cooling
- ferrite
- stage
- dual
- austenite
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 21
- 229910000885 Dual-phase steel Inorganic materials 0.000 title abstract description 5
- 238000009434 installation Methods 0.000 title description 2
- 238000001816 cooling Methods 0.000 claims abstract description 187
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 56
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 229910001566 austenite Inorganic materials 0.000 claims description 22
- 230000015572 biosynthetic process Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000010583 slow cooling Methods 0.000 claims description 2
- 230000009466 transformation Effects 0.000 description 25
- 239000002826 coolant Substances 0.000 description 5
- 229910001562 pearlite Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000003923 scrap metal Substances 0.000 description 2
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
-
- 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
- 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
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- 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
- C21D2211/005—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
- C21D2211/008—Martensite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Metal Rolling (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Heat Treatment Of Articles (AREA)
- Control Of Heat Treatment Processes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19833321A DE19833321A1 (de) | 1998-07-24 | 1998-07-24 | Verfahren und Anlage zur Herstellung von Dualphasen-Stählen |
| DE19833321.8 | 1998-07-24 | ||
| PCT/EP1999/005113 WO2000005422A1 (de) | 1998-07-24 | 1999-07-17 | Verfahren und anlage zur herstellung von dualphasen-stählen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2338743A1 CA2338743A1 (en) | 2000-02-03 |
| CA2338743C true CA2338743C (en) | 2010-03-30 |
Family
ID=7875154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2338743A Expired - Lifetime CA2338743C (en) | 1998-07-24 | 1999-07-17 | Method and installation for producing dual-phase steel |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP1108072B1 (de) |
| JP (1) | JP2002521562A (de) |
| KR (1) | KR100578823B1 (de) |
| CN (1) | CN1173048C (de) |
| AT (1) | ATE224959T1 (de) |
| BR (1) | BR9912310A (de) |
| CA (1) | CA2338743C (de) |
| DE (2) | DE19833321A1 (de) |
| MY (1) | MY124339A (de) |
| RU (1) | RU2225453C2 (de) |
| WO (1) | WO2000005422A1 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1013359A3 (fr) * | 2000-03-22 | 2001-12-04 | Centre Rech Metallurgique | Procede pour la fabrication d'une bande en acier multiphase laminee a chaud. |
| NL1016042C2 (nl) * | 2000-08-29 | 2001-07-24 | Corus Technology B V | Warmgewalste stalen band, werkwijze voor het vervaardigen ervan, en een daarmee vervaardigde wielschijf. |
| AUPR048000A0 (en) * | 2000-09-29 | 2000-10-26 | Bhp Steel (Jla) Pty Limited | A method of producing steel |
| KR100516519B1 (ko) * | 2001-12-26 | 2005-09-26 | 주식회사 포스코 | 제어압연 및 급속냉각 방식에 의한 2상조직 탄소강 선재및 봉강 제조방법 |
| KR100521596B1 (ko) * | 2002-11-20 | 2005-10-12 | 현대자동차주식회사 | 직접통전가열에 의한 자동차부품 제조 방법 |
| DE10327383C5 (de) * | 2003-06-18 | 2013-10-17 | Aceria Compacta De Bizkaia S.A. | Anlage zur Herstellung von Warmband mit Dualphasengefüge |
| CN104001742A (zh) * | 2014-05-21 | 2014-08-27 | 中冶南方工程技术有限公司 | 一种对棒材精轧机组之间及机组后的轧件实现控制冷却的方法 |
| CN104384207A (zh) * | 2014-10-22 | 2015-03-04 | 南京钢铁股份有限公司 | 一种热轧轴承钢棒材的控制冷却方法及其工艺布置 |
| KR102440768B1 (ko) * | 2020-12-18 | 2022-09-08 | 주식회사 포스코 | 후강판 제조 장치 및 방법 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5818970B2 (ja) * | 1978-08-31 | 1983-04-15 | 川崎製鉄株式会社 | 冷間加工性の優れた高張力薄鋼板の製造方法 |
| US4388122A (en) * | 1980-08-11 | 1983-06-14 | Kabushiki Kaisha Kobe Seiko Sho | Method of making high strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability |
| JPS57104650A (en) * | 1980-12-19 | 1982-06-29 | Kobe Steel Ltd | High-strength hot-rolled steel plate and its manufacture |
| JPS57137426A (en) * | 1981-02-20 | 1982-08-25 | Kawasaki Steel Corp | Production of low yield ratio, high tensile hot rolled steel plate by mixed structure |
| JPS57137452A (en) * | 1981-02-20 | 1982-08-25 | Kawasaki Steel Corp | Hot rolled high tensile steel plate having composite structure and its manufacture |
| JPS61170518A (ja) * | 1985-01-25 | 1986-08-01 | Kobe Steel Ltd | 成形性にすぐれた高強度熱延鋼板の製造方法 |
| JPS6293006A (ja) * | 1985-10-18 | 1987-04-28 | Kobe Steel Ltd | 高強度熱延鋼板の製造法 |
| JP3039842B2 (ja) * | 1994-12-26 | 2000-05-08 | 川崎製鉄株式会社 | 耐衝撃性に優れる自動車用熱延鋼板および冷延鋼板ならびにそれらの製造方法 |
| FR2735148B1 (fr) * | 1995-06-08 | 1997-07-11 | Lorraine Laminage | Tole d'acier laminee a chaud a haute resistance et haute emboutissabilite renfermant du niobium, et ses procedes de fabrication. |
| KR100301994B1 (ko) * | 1996-12-24 | 2001-11-22 | 이구택 | 열간압연선재의균일냉각방법 |
| KR100747495B1 (ko) * | 2006-11-10 | 2007-08-08 | 삼성전자주식회사 | 용량가변 로터리 압축기 |
-
1998
- 1998-07-24 DE DE19833321A patent/DE19833321A1/de not_active Withdrawn
-
1999
- 1999-07-07 MY MYPI99002855A patent/MY124339A/en unknown
- 1999-07-17 CN CNB998091405A patent/CN1173048C/zh not_active Expired - Lifetime
- 1999-07-17 BR BR9912310-0A patent/BR9912310A/pt not_active IP Right Cessation
- 1999-07-17 CA CA2338743A patent/CA2338743C/en not_active Expired - Lifetime
- 1999-07-17 KR KR1020017000810A patent/KR100578823B1/ko active IP Right Grant
- 1999-07-17 AT AT99938282T patent/ATE224959T1/de not_active IP Right Cessation
- 1999-07-17 WO PCT/EP1999/005113 patent/WO2000005422A1/de active IP Right Grant
- 1999-07-17 DE DE59902877T patent/DE59902877D1/de not_active Expired - Lifetime
- 1999-07-17 EP EP99938282A patent/EP1108072B1/de not_active Expired - Lifetime
- 1999-07-17 JP JP2000561368A patent/JP2002521562A/ja active Pending
- 1999-07-17 RU RU2001105194/02A patent/RU2225453C2/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2338743A1 (en) | 2000-02-03 |
| EP1108072B1 (de) | 2002-09-25 |
| EP1108072A1 (de) | 2001-06-20 |
| DE19833321A1 (de) | 2000-01-27 |
| CN1311826A (zh) | 2001-09-05 |
| CN1173048C (zh) | 2004-10-27 |
| DE59902877D1 (de) | 2002-10-31 |
| RU2225453C2 (ru) | 2004-03-10 |
| BR9912310A (pt) | 2004-08-31 |
| KR20010071978A (ko) | 2001-07-31 |
| MY124339A (en) | 2006-06-30 |
| ATE224959T1 (de) | 2002-10-15 |
| JP2002521562A (ja) | 2002-07-16 |
| WO2000005422A1 (de) | 2000-02-03 |
| KR100578823B1 (ko) | 2006-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20190717 |