GB2066852B - Process for producing two-phase cold rolled steel sheet - Google Patents

Process for producing two-phase cold rolled steel sheet

Info

Publication number
GB2066852B
GB2066852B GB8037995A GB8037995A GB2066852B GB 2066852 B GB2066852 B GB 2066852B GB 8037995 A GB8037995 A GB 8037995A GB 8037995 A GB8037995 A GB 8037995A GB 2066852 B GB2066852 B GB 2066852B
Authority
GB
United Kingdom
Prior art keywords
producing
steel sheet
rolled steel
cold rolled
phase cold
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
Application number
GB8037995A
Other versions
GB2066852A (en
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
Publication of GB2066852A publication Critical patent/GB2066852A/en
Application granted granted Critical
Publication of GB2066852B publication Critical patent/GB2066852B/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0473Final recrystallisation annealing
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • C21D1/185Hardening; Quenching with or without subsequent tempering from an intercritical temperature
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/60Aqueous agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
GB8037995A 1979-11-27 1980-11-27 Process for producing two-phase cold rolled steel sheet Expired GB2066852B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15339179A JPS5677329A (en) 1979-11-27 1979-11-27 Production of composite structure high tensile cold-rolled steel plate of superior workability

Publications (2)

Publication Number Publication Date
GB2066852A GB2066852A (en) 1981-07-15
GB2066852B true GB2066852B (en) 1983-03-23

Family

ID=15561454

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8037995A Expired GB2066852B (en) 1979-11-27 1980-11-27 Process for producing two-phase cold rolled steel sheet

Country Status (10)

Country Link
JP (1) JPS5677329A (en)
BE (1) BE886350A (en)
BR (1) BR8007714A (en)
CA (1) CA1142069A (en)
DE (1) DE3044339C2 (en)
FR (1) FR2470163A1 (en)
GB (1) GB2066852B (en)
IT (1) IT1134491B (en)
NL (1) NL184790C (en)
SE (1) SE441278C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0674487B2 (en) * 1986-11-28 1994-09-21 新日本製鐵株式会社 High toughness electric resistance welded steel pipe with excellent saw resistance
JPS644429A (en) * 1987-06-26 1989-01-09 Nippon Steel Corp Manufacture of high-strength cold-rolled steel sheet with high (r) value
JP2531591Y2 (en) * 1991-03-19 1997-04-02 株式会社ノダ Fire door
CN104388816A (en) * 2014-10-29 2015-03-04 江苏沙钢集团有限公司 Low-carbon steel plate with ultralow yield ratio and manufacturing method thereof
CN106480305A (en) * 2015-08-24 2017-03-08 鞍钢股份有限公司 Production method for improving decarburization efficiency of cold-rolled electrical steel
CN106480282A (en) * 2015-08-24 2017-03-08 鞍钢股份有限公司 Production method of non-oriented high-efficiency electrical steel
CN106480281A (en) * 2015-08-24 2017-03-08 鞍钢股份有限公司 Production method of high magnetic induction oriented electrical steel
CN111826507B (en) * 2020-06-19 2021-12-03 华菱安赛乐米塔尔汽车板有限公司 Production process of steel with ultrahigh yield ratio

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5443453B2 (en) * 1973-07-25 1979-12-20
JPS5619380B2 (en) * 1973-08-11 1981-05-07
JPS5157623A (en) * 1974-11-18 1976-05-20 Nippon Kokan Kk Takaitosoyakitsukekokaseitosugureta hijikoseiomotsukochoryokureienkohanno seizohoho
US4033789A (en) * 1976-03-19 1977-07-05 Jones & Laughlin Steel Corporation Method of producing a high strength steel having uniform elongation
BE846024A (en) * 1976-09-09 1977-03-09 PROCESS FOR THE CONTINUOUS THERMAL TREATMENT OF SHEETS
JPS5827329B2 (en) * 1978-04-05 1983-06-08 新日本製鐵株式会社 Manufacturing method of low yield ratio high tensile strength hot rolled steel sheet with excellent ductility

Also Published As

Publication number Publication date
FR2470163A1 (en) 1981-05-29
GB2066852A (en) 1981-07-15
BE886350A (en) 1981-03-16
SE441278C (en) 1987-05-04
CA1142069A (en) 1983-03-01
DE3044339C2 (en) 1987-01-08
SE441278B (en) 1985-09-23
BR8007714A (en) 1981-06-09
SE8008247L (en) 1981-05-28
JPS5677329A (en) 1981-06-25
IT8026281A0 (en) 1980-11-27
NL184790C (en) 1989-11-01
FR2470163B1 (en) 1985-04-19
IT1134491B (en) 1986-08-13
DE3044339A1 (en) 1981-07-02
NL184790B (en) 1989-06-01
NL8006404A (en) 1981-07-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19991127