DE69421378D1 - Continuous annealing system for steel strip and device for regulating the strip tension - Google Patents

Continuous annealing system for steel strip and device for regulating the strip tension

Info

Publication number
DE69421378D1
DE69421378D1 DE69421378T DE69421378T DE69421378D1 DE 69421378 D1 DE69421378 D1 DE 69421378D1 DE 69421378 T DE69421378 T DE 69421378T DE 69421378 T DE69421378 T DE 69421378T DE 69421378 D1 DE69421378 D1 DE 69421378D1
Authority
DE
Germany
Prior art keywords
strip
regulating
continuous annealing
annealing system
tension
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
Application number
DE69421378T
Other languages
German (de)
Other versions
DE69421378T2 (en
Inventor
Tsutomu Tamiya
Shigekazu Imanaka
Toshimitsu Honda
Yasuo Kitawaki
Masao Ono
Yoshitaka Hattori
Hiroo Goshi
Harumi Katoh
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.)
Nippon Steel Corp
Original Assignee
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of DE69421378D1 publication Critical patent/DE69421378D1/en
Publication of DE69421378T2 publication Critical patent/DE69421378T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/562—Details
    • C21D9/564—Tension control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B39/02—Feeding or supporting work; Braking or tensioning arrangements, e.g. threading arrangements
    • B21B39/08—Braking or tensioning arrangements
DE1994621378 1994-03-02 1994-04-19 Continuous annealing system for steel strip and device for regulating the strip tension Expired - Lifetime DE69421378T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3237894 1994-03-02
JP3237994 1994-03-02

Publications (2)

Publication Number Publication Date
DE69421378D1 true DE69421378D1 (en) 1999-12-02
DE69421378T2 DE69421378T2 (en) 2000-05-11

Family

ID=26370938

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1994631134 Expired - Lifetime DE69431134T2 (en) 1994-03-02 1994-04-19 Device for controlling the strip tension in continuous annealing plants for steel strip
DE1994621378 Expired - Lifetime DE69421378T2 (en) 1994-03-02 1994-04-19 Continuous annealing system for steel strip and device for regulating the strip tension

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1994631134 Expired - Lifetime DE69431134T2 (en) 1994-03-02 1994-04-19 Device for controlling the strip tension in continuous annealing plants for steel strip

Country Status (4)

Country Link
EP (2) EP0936275B1 (en)
KR (1) KR960016462B1 (en)
CN (1) CN1065000C (en)
DE (2) DE69431134T2 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2438122C (en) * 2001-04-02 2008-11-04 Nippon Steel Corporation Rapid cooling apparatus for steel strip in continuous annealing facility
CN100447261C (en) * 2006-09-22 2008-12-31 蔡满芝 Continuous annealing furnace to utilize afterheat of strip steel in the same casing
CN102154543B (en) * 2010-02-11 2014-06-11 上海宝钢工业检测公司 Method for pre-warning tension fall of HF (High Frequency) section of cold-rolling continuous annealing furnace
BR112014007530B1 (en) 2011-09-30 2018-12-11 Nippon Steel & Sumitomo Metal Corporation high strength hot dip galvanized steel sheet and process for producing it
CN102553943B (en) * 2012-01-13 2014-11-19 中冶南方（武汉）自动化有限公司 Method for controlling helper rolls of loop for carbon steel continuous annealing unit
CN103008343B (en) * 2012-12-18 2015-12-23 江苏三环实业股份有限公司 A kind of tandem mill
CN104060067B (en) * 2013-06-07 2016-07-27 攀钢集团攀枝花钢铁研究院有限公司 A kind of cold-rolled steel sheet and preparation method thereof
CN103436681A (en) * 2013-09-06 2013-12-11 无锡嘉联不锈钢有限公司 Compression roller device in front of annealing furnace
CN103866109B (en) * 2014-03-11 2016-01-20 重庆万达薄板有限公司 Non-oriented electrical steel strip annealing furnace
FR3063737B1 (en) * 2017-03-13 2020-06-26 Fives Stein CONTINUOUS ANNEALING OR GALVANIZING LINE INCLUDING A TENSIONER BLOCK BETWEEN TWO CONSECUTIVE OVENS
CN111868273B (en) * 2018-03-20 2022-12-13 日本制铁株式会社 Method for producing grain-oriented electrical steel sheet, and grain-oriented electrical steel sheet
BR112020018594A2 (en) * 2018-03-20 2020-12-29 Nippon Steel Corporation METHOD FOR MANUFACTURING GRAIN ORIENTED ELECTRIC STEEL SHEET AND ORIENTED GRAIN ELECTRIC STEEL SHEET
BR112020018664A2 (en) * 2018-03-22 2020-12-29 Nippon Steel Corporation ELECTRIC STEEL PLATE WITH ORIENTED GRAIN AND METHOD TO PRODUCE ELECTRIC STEEL PLATE WITH ORIENTED GRAIN
CN111793748B (en) * 2020-07-16 2022-03-11 重庆赛迪热工环保工程技术有限公司 Power-off tension-eliminating method for large vertical annealing furnace
CN113798981B (en) * 2021-08-30 2023-04-28 马钢(合肥)钢铁有限责任公司 Method for rapidly eliminating furnace roller surface nodulation
CN113714309B (en) * 2021-09-18 2023-05-02 北京首钢自动化信息技术有限公司 Strip steel jitter eliminating device and eliminating method
CN114636708A (en) * 2022-02-10 2022-06-17 中冶南方工程技术有限公司 Cold-rolled strip steel surface cleanliness on-line detection system
CN117305573B (en) * 2023-11-30 2024-02-02 太原科技大学 Capsule type tension-magnetic field coupling annealing furnace based on Helmholtz coil

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE669761A (en) *
CH539120A (en) * 1970-09-11 1973-07-15 Alusuisse Process for the continuous production of metal strips with uniform strength values by annealing in a continuous furnace and subsequent stretching
DE2356009C3 (en) * 1973-11-09 1982-02-04 Agfa-Gevaert Ag, 5090 Leverkusen Device for setting and measuring web tension
JPS5943979B2 (en) * 1979-10-31 1984-10-25 川崎製鉄株式会社 Furnace tension control method
JPS5942733B2 (en) * 1979-10-31 1984-10-17 川崎製鉄株式会社 Steel strip continuous annealing equipment
JPS607693B2 (en) * 1979-10-31 1985-02-26 川崎製鉄株式会社 Continuous annealing method for steel strip
US4307591A (en) * 1980-03-31 1981-12-29 Westinghouse Electric Corp. Rolling mill looper control system
JPS6123512A (en) * 1984-07-12 1986-02-01 Toshiba Corp Method and device for controlling tension between rolling mill stands
US5174835A (en) * 1989-11-22 1992-12-29 Selas Corporation Of America Method of strip elongation control in continuous annealing furnaces
CA2074434C (en) * 1992-07-22 1997-04-15 Yasuo Ichii Strip tension control apparatus

Also Published As

Publication number Publication date
DE69421378T2 (en) 2000-05-11
KR960016462B1 (en) 1996-12-12
EP0675207B1 (en) 1999-10-27
EP0675207A1 (en) 1995-10-04
EP0936275B1 (en) 2002-07-31
CN1107764A (en) 1995-09-06
CN1065000C (en) 2001-04-25
DE69431134D1 (en) 2002-09-05
DE69431134T2 (en) 2002-12-12
EP0936275A1 (en) 1999-08-18

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