EP4094854A4 - Temper rolling method for cold-rolled steel sheet - Google Patents

Temper rolling method for cold-rolled steel sheet Download PDF

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Publication number
EP4094854A4
EP4094854A4 EP20922979.8A EP20922979A EP4094854A4 EP 4094854 A4 EP4094854 A4 EP 4094854A4 EP 20922979 A EP20922979 A EP 20922979A EP 4094854 A4 EP4094854 A4 EP 4094854A4
Authority
EP
European Patent Office
Prior art keywords
cold
steel sheet
rolled steel
rolling method
temper rolling
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.)
Granted
Application number
EP20922979.8A
Other languages
German (de)
French (fr)
Other versions
EP4094854B1 (en
EP4094854A1 (en
Inventor
Kentaro Ishii
Ken Kurisu
Hiroshi Nishimura
Daisuke Tagawa
Masami Tsujimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP4094854A1 publication Critical patent/EP4094854A1/en
Publication of EP4094854A4 publication Critical patent/EP4094854A4/en
Application granted granted Critical
Publication of EP4094854B1 publication Critical patent/EP4094854B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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)
EP20922979.8A 2020-03-05 2020-11-20 Temper rolling method for cold-rolled steel sheet Active EP4094854B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020037602 2020-03-05
PCT/JP2020/043311 WO2021176777A1 (en) 2020-03-05 2020-11-20 Temper rolling method for cold-rolled steel sheet

Publications (3)

Publication Number Publication Date
EP4094854A1 EP4094854A1 (en) 2022-11-30
EP4094854A4 true EP4094854A4 (en) 2023-06-14
EP4094854B1 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 (en)
JP (1) JP7063415B2 (en)
KR (1) KR20220129627A (en)
CN (1) CN115210009A (en)
TW (1) TWI766459B (en)
WO (1) WO2021176777A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1301295B (en) * 1963-06-04 1969-08-21 United Eng Foundry Co Method and device for changing the tension distribution over the strip width when rolling strip under tension
JPS6228008A (en) * 1985-07-30 1987-02-06 Kawasaki Steel Corp Temper rolling method for cold rolled steel sheet
JPH04322807A (en) * 1991-04-24 1992-11-12 Sumitomo Metal Ind Ltd Skinpass rolling device and its elongation percentage controller
EP1013351A2 (en) * 1998-12-25 2000-06-28 Kawasaki Steel Corporation Temper rolling method for steel plate and temper rolling mill

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02117708A (en) * 1988-10-25 1990-05-02 Kawasaki Steel Corp Method for wet skin pass rolling of thin steel sheet
JP2529793B2 (en) * 1992-02-05 1996-09-04 川崎製鉄株式会社 Temper rolling control method
JP3752593B2 (en) * 1998-07-31 2006-03-08 株式会社日立製作所 Process control apparatus and process control information management method
AUPQ779900A0 (en) * 2000-05-26 2000-06-22 Bhp Steel (Jla) Pty Limited Hot rolling thin strip
JP4777161B2 (en) * 2006-06-28 2011-09-21 新日本製鐵株式会社 Temper rolling method
JP5246947B2 (en) * 2009-03-17 2013-07-24 日新製鋼株式会社 Method for temper rolling of steel sheet
JP6295976B2 (en) 2015-02-17 2018-03-20 Ｊｆｅスチール株式会社 Temper rolling method
JP6451703B2 (en) 2016-07-29 2019-01-16 Ｊｆｅスチール株式会社 Temper rolling method and temper rolling apparatus

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1301295B (en) * 1963-06-04 1969-08-21 United Eng Foundry Co Method and device for changing the tension distribution over the strip width when rolling strip under tension
JPS6228008A (en) * 1985-07-30 1987-02-06 Kawasaki Steel Corp Temper rolling method for cold rolled steel sheet
JPH04322807A (en) * 1991-04-24 1992-11-12 Sumitomo Metal Ind Ltd Skinpass rolling device and its elongation percentage controller
EP1013351A2 (en) * 1998-12-25 2000-06-28 Kawasaki Steel Corporation Temper rolling method for steel plate and temper rolling mill

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021176777A1 *

Also Published As

Publication number Publication date
WO2021176777A1 (en) 2021-09-10
JPWO2021176777A1 (en) 2021-09-10
CN115210009A (en) 2022-10-18
TWI766459B (en) 2022-06-01
EP4094854B1 (en) 2024-05-29
EP4094854A1 (en) 2022-11-30
TW202133958A (en) 2021-09-16
JP7063415B2 (en) 2022-05-09
KR20220129627A (en) 2022-09-23

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