EP4212260A4 - COLD ROLLING METHOD, COLD ROLLING EQUIPMENT AND METHOD FOR PRODUCING COLD ROLLED STEEL SHEET - Google Patents

COLD ROLLING METHOD, COLD ROLLING EQUIPMENT AND METHOD FOR PRODUCING COLD ROLLED STEEL SHEET Download PDF

Info

Publication number
EP4212260A4
EP4212260A4 EP21866765.7A EP21866765A EP4212260A4 EP 4212260 A4 EP4212260 A4 EP 4212260A4 EP 21866765 A EP21866765 A EP 21866765A EP 4212260 A4 EP4212260 A4 EP 4212260A4
Authority
EP
European Patent Office
Prior art keywords
cold
cold rolling
steel sheet
rolled steel
sheet manufacturing
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.)
Pending
Application number
EP21866765.7A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4212260A1 (en
Inventor
Yoshiki IKOMA
Yoshimitsu Harada
Yu NAGAI
Yukihiro Matsubara
Noriki FUJITA
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 EP4212260A1 publication Critical patent/EP4212260A1/en
Publication of EP4212260A4 publication Critical patent/EP4212260A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B21B37/58—Roll-force control; Roll-gap control
    • 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
    • B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
    • 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
    • B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/14—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories having counter-pressure devices acting on rolls to inhibit deflection of same under load; Back-up rolls
    • B21B13/142—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories having counter-pressure devices acting on rolls to inhibit deflection of same under load; Back-up rolls by axially shifting the rolls, e.g. rolls with tapered ends or with a curved contour for continuously-variable crown CVC
    • 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
    • B21B2265/00—Forming parameters
    • B21B2265/12—Rolling load or rolling pressure; roll force
    • 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
    • B21B37/28—Control of flatness or profile during rolling of strip, sheets or plates
    • B21B37/40—Control of flatness or profile during rolling of strip, sheets or plates using axial shifting of the rolls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
EP21866765.7A 2020-09-10 2021-09-07 COLD ROLLING METHOD, COLD ROLLING EQUIPMENT AND METHOD FOR PRODUCING COLD ROLLED STEEL SHEET Pending EP4212260A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020152348 2020-09-10
PCT/JP2021/032889 WO2022054806A1 (ja) 2020-09-10 2021-09-07 冷間圧延方法、冷間圧延設備、及び冷延鋼板の製造方法

Publications (2)

Publication Number Publication Date
EP4212260A1 EP4212260A1 (en) 2023-07-19
EP4212260A4 true EP4212260A4 (en) 2024-01-24

Family

ID=80631870

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21866765.7A Pending EP4212260A4 (en) 2020-09-10 2021-09-07 COLD ROLLING METHOD, COLD ROLLING EQUIPMENT AND METHOD FOR PRODUCING COLD ROLLED STEEL SHEET

Country Status (7)

Country Link
US (1) US20240033795A1 (zh)
EP (1) EP4212260A4 (zh)
JP (1) JP7156557B2 (zh)
KR (1) KR20230039703A (zh)
CN (1) CN115968325A (zh)
MX (1) MX2023002879A (zh)
WO (1) WO2022054806A1 (zh)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0691309A (ja) * 1992-09-11 1994-04-05 Nippon Steel Corp ワークロール及びこれを使用したタンデム冷間圧延機
JPH0788503A (ja) * 1993-09-24 1995-04-04 Nippon Steel Corp 軸方向ワークロールシフトを行なう金属の冷間圧延方法
JP2004058089A (ja) * 2002-07-29 2004-02-26 Hitachi Ltd 冷間鋼帯圧延設備及び圧延方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2853070B2 (ja) * 1991-12-27 1999-02-03 日本鋼管株式会社 シャドウマスク用薄板の製造方法
JPH08252618A (ja) * 1995-03-16 1996-10-01 Kawasaki Steel Corp 冷間圧延におけるエッジドロップ・形状制御方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0691309A (ja) * 1992-09-11 1994-04-05 Nippon Steel Corp ワークロール及びこれを使用したタンデム冷間圧延機
JPH0788503A (ja) * 1993-09-24 1995-04-04 Nippon Steel Corp 軸方向ワークロールシフトを行なう金属の冷間圧延方法
JP2004058089A (ja) * 2002-07-29 2004-02-26 Hitachi Ltd 冷間鋼帯圧延設備及び圧延方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022054806A1 *

Also Published As

Publication number Publication date
WO2022054806A1 (ja) 2022-03-17
JP7156557B2 (ja) 2022-10-19
KR20230039703A (ko) 2023-03-21
US20240033795A1 (en) 2024-02-01
EP4212260A1 (en) 2023-07-19
CN115968325A (zh) 2023-04-14
MX2023002879A (es) 2023-03-24
JPWO2022054806A1 (zh) 2022-03-17

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