EP4094854B1 - Temper rolling method for cold-rolled steel sheet - Google Patents
Temper rolling method for cold-rolled steel sheet Download PDFInfo
- Publication number
- EP4094854B1 EP4094854B1 EP20922979.8A EP20922979A EP4094854B1 EP 4094854 B1 EP4094854 B1 EP 4094854B1 EP 20922979 A EP20922979 A EP 20922979A EP 4094854 B1 EP4094854 B1 EP 4094854B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- steel sheet
- temper rolling
- tension
- rolled steel
- cold rolled
- 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.)
- Active
Links
- 238000005096 rolling process Methods 0.000 title claims description 101
- 239000010960 cold rolled steel Substances 0.000 title claims description 29
- 238000000034 method Methods 0.000 title claims description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 76
- 239000010959 steel Substances 0.000 claims description 76
- 230000003746 surface roughness Effects 0.000 claims description 35
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
- 229910052799 carbon Inorganic materials 0.000 claims description 28
- 230000009191 jumping Effects 0.000 description 36
- 239000007788 liquid Substances 0.000 description 26
- 230000007547 defect Effects 0.000 description 19
- 238000000137 annealing Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- 230000002547 anomalous effect Effects 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000005238 degreasing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009760 electrical discharge machining Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 201000009240 nasopharyngitis Diseases 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000611 regression analysis Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 235000019592 roughness Nutrition 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
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
- C21D8/02—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
- C21D8/0242—Flattening; Dressing; Flexing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B1/24—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process
- B21B1/28—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length in a continuous or semi-continuous process by cold-rolling, e.g. Steckel cold mill
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/56—Elongation control
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B2001/221—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length by cold-rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B2001/228—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length skin pass rolling or temper rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/02—Transverse dimensions
- B21B2261/04—Thickness, gauge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/02—Transverse dimensions
- B21B2261/06—Width
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2261/00—Product parameters
- B21B2261/14—Roughness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2265/00—Forming parameters
- B21B2265/02—Tension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/16—Control of thickness, width, diameter or other transverse dimensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
- B21B37/48—Tension control; Compression control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0239—Lubricating
- B21B45/0245—Lubricating devices
- B21B45/0248—Lubricating devices using liquid lubricants, e.g. for sections, for tubes
- B21B45/0251—Lubricating devices using liquid lubricants, e.g. for sections, for tubes for strips, sheets, or plates
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020037602 | 2020-03-05 | ||
PCT/JP2020/043311 WO2021176777A1 (ja) | 2020-03-05 | 2020-11-20 | 冷延鋼板の調質圧延方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP4094854A1 EP4094854A1 (en) | 2022-11-30 |
EP4094854A4 EP4094854A4 (en) | 2023-06-14 |
EP4094854B1 true EP4094854B1 (en) | 2024-05-29 |
Family
ID=77613250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20922979.8A Active EP4094854B1 (en) | 2020-03-05 | 2020-11-20 | Temper rolling method for cold-rolled steel sheet |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP4094854B1 (zh) |
JP (1) | JP7063415B2 (zh) |
KR (1) | KR20220129627A (zh) |
CN (1) | CN115210009A (zh) |
TW (1) | TWI766459B (zh) |
WO (1) | WO2021176777A1 (zh) |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1080842A (en) * | 1963-06-04 | 1967-08-23 | United Eng Foundry Co | Method of and apparatus for obtaining flat metallic strip |
JPS6228008A (ja) * | 1985-07-30 | 1987-02-06 | Kawasaki Steel Corp | 冷延鋼板の調質圧延方法 |
JPH02117708A (ja) * | 1988-10-25 | 1990-05-02 | Kawasaki Steel Corp | 薄鋼板の湿式調質圧延方法 |
JPH04322807A (ja) * | 1991-04-24 | 1992-11-12 | Sumitomo Metal Ind Ltd | 調質圧延装置とその伸び率制御装置 |
JP2529793B2 (ja) * | 1992-02-05 | 1996-09-04 | 川崎製鉄株式会社 | 調質圧延制御方法 |
JP3752593B2 (ja) * | 1998-07-31 | 2006-03-08 | 株式会社日立製作所 | プロセス制御装置およびプロセス制御情報管理方法 |
JP3783439B2 (ja) * | 1998-12-25 | 2006-06-07 | Jfeスチール株式会社 | 鋼板の調質圧延方法 |
AUPQ779900A0 (en) * | 2000-05-26 | 2000-06-22 | Bhp Steel (Jla) Pty Limited | Hot rolling thin strip |
JP4777161B2 (ja) * | 2006-06-28 | 2011-09-21 | 新日本製鐵株式会社 | 調質圧延方法 |
JP5246947B2 (ja) * | 2009-03-17 | 2013-07-24 | 日新製鋼株式会社 | 鋼板の調質圧延方法 |
JP6295976B2 (ja) | 2015-02-17 | 2018-03-20 | Jfeスチール株式会社 | 調質圧延方法 |
JP6451703B2 (ja) | 2016-07-29 | 2019-01-16 | Jfeスチール株式会社 | 調質圧延方法及び調質圧延装置 |
-
2020
- 2020-11-20 CN CN202080097858.8A patent/CN115210009A/zh active Pending
- 2020-11-20 JP JP2021510240A patent/JP7063415B2/ja active Active
- 2020-11-20 WO PCT/JP2020/043311 patent/WO2021176777A1/ja unknown
- 2020-11-20 EP EP20922979.8A patent/EP4094854B1/en active Active
- 2020-11-20 KR KR1020227029171A patent/KR20220129627A/ko unknown
- 2020-11-30 TW TW109141955A patent/TWI766459B/zh active
Also Published As
Publication number | Publication date |
---|---|
TW202133958A (zh) | 2021-09-16 |
CN115210009A (zh) | 2022-10-18 |
JP7063415B2 (ja) | 2022-05-09 |
JPWO2021176777A1 (zh) | 2021-09-10 |
WO2021176777A1 (ja) | 2021-09-10 |
EP4094854A1 (en) | 2022-11-30 |
EP4094854A4 (en) | 2023-06-14 |
KR20220129627A (ko) | 2022-09-23 |
TWI766459B (zh) | 2022-06-01 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: C21D 8/02 20060101ALI20230509BHEP Ipc: B21B 37/56 20060101ALI20230509BHEP Ipc: B21B 37/48 20060101ALI20230509BHEP Ipc: B21B 1/22 20060101AFI20230509BHEP |
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