GB2076425B - Dual-phase steel sheet - Google Patents

Dual-phase steel sheet

Info

Publication number
GB2076425B
GB2076425B GB8115476A GB8115476A GB2076425B GB 2076425 B GB2076425 B GB 2076425B GB 8115476 A GB8115476 A GB 8115476A GB 8115476 A GB8115476 A GB 8115476A GB 2076425 B GB2076425 B GB 2076425B
Authority
GB
United Kingdom
Prior art keywords
dual
steel sheet
phase steel
phase
sheet
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
GB8115476A
Other versions
GB2076425A (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.)
British Steel Corp
Original Assignee
British 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 British Steel Corp filed Critical British Steel Corp
Priority to GB8115476A priority Critical patent/GB2076425B/en
Publication of GB2076425A publication Critical patent/GB2076425A/en
Application granted granted Critical
Publication of GB2076425B publication Critical patent/GB2076425B/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
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/002Bainite
    • 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/005Ferrite
    • 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/008Martensite
    • 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
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
GB8115476A 1980-05-21 1981-05-20 Dual-phase steel sheet Expired GB2076425B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8115476A GB2076425B (en) 1980-05-21 1981-05-20 Dual-phase steel sheet

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8016829 1980-05-21
GB8115476A GB2076425B (en) 1980-05-21 1981-05-20 Dual-phase steel sheet

Publications (2)

Publication Number Publication Date
GB2076425A GB2076425A (en) 1981-12-02
GB2076425B true GB2076425B (en) 1984-04-04

Family

ID=26275605

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8115476A Expired GB2076425B (en) 1980-05-21 1981-05-20 Dual-phase steel sheet

Country Status (1)

Country Link
GB (1) GB2076425B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4578124A (en) * 1984-01-20 1986-03-25 Kabushiki Kaisha Kobe Seiko Sho High strength low carbon steels, steel articles thereof and method for manufacturing the steels
FI114484B (en) * 2002-06-19 2004-10-29 Rautaruukki Oyj Hot rolled strip steel and its manufacturing process
DE102006053819A1 (en) * 2006-11-14 2008-05-15 Thyssenkrupp Steel Ag Production of a steel component used in the chassis construction comprises heating a sheet metal part and hot press quenching the heated sheet metal part
CN105934288B (en) * 2014-12-09 2019-12-24 Posco公司 Heat treatment method of AHSS hot-rolled coil, cold rolling method using same and heat treatment device
CN113862580A (en) * 2021-09-08 2021-12-31 唐山不锈钢有限责任公司 Hot-rolled steel strip for 590 MPa-grade cold-rolled dual-phase steel and production method thereof

Also Published As

Publication number Publication date
GB2076425A (en) 1981-12-02

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Legal Events

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