GB1471855A - Producing rolled steel products - Google Patents

Producing rolled steel products

Info

Publication number
GB1471855A
GB1471855A GB294276A GB294276A GB1471855A GB 1471855 A GB1471855 A GB 1471855A GB 294276 A GB294276 A GB 294276A GB 294276 A GB294276 A GB 294276A GB 1471855 A GB1471855 A GB 1471855A
Authority
GB
United Kingdom
Prior art keywords
temperature
martensitic
jan
bainitic
initial cooling
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
GB294276A
Other languages
English (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.)
Centre de Recherches Metallurgiques CRM ASBL
Original Assignee
Centre de Recherches Metallurgiques CRM ASBL
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 Centre de Recherches Metallurgiques CRM ASBL filed Critical Centre de Recherches Metallurgiques CRM ASBL
Publication of GB1471855A publication Critical patent/GB1471855A/en
Expired 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0447—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the heat treatment
    • C21D8/0463—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the heat treatment following hot rolling
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing
    • C21D8/0421—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing characterised by the working steps
    • C21D8/0426—Hot rolling
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • 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
    • C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/002—Bainite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite
    • 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
    • C21D2221/00—Treating localised areas of an article
    • C21D2221/10—Differential treatment of inner with respect to outer regions, e.g. core and periphery, respectively

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Articles (AREA)
GB294276A 1975-01-29 1976-01-26 Producing rolled steel products Expired GB1471855A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE824960 1975-01-29
BE826201 1975-02-28

Publications (1)

Publication Number Publication Date
GB1471855A true GB1471855A (en) 1977-04-27

Family

ID=25657457

Family Applications (1)

Application Number Title Priority Date Filing Date
GB294276A Expired GB1471855A (en) 1975-01-29 1976-01-26 Producing rolled steel products

Country Status (12)

Country Link
US (1) US4016009A (enExample)
JP (1) JPS5619375B2 (enExample)
BR (1) BR7600527A (enExample)
CA (1) CA1076463A (enExample)
CS (1) CS194736B2 (enExample)
FR (1) FR2299409A1 (enExample)
GB (1) GB1471855A (enExample)
IT (1) IT1090143B (enExample)
LU (1) LU74256A1 (enExample)
MY (1) MY8800140A (enExample)
NL (1) NL182897C (enExample)
SE (1) SE432783C (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0473561A1 (fr) * 1990-08-14 1992-03-04 CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif Procédé de traitement thermique d'un produit en acier

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180418A (en) * 1973-09-11 1979-12-25 Stahlwerke Peine-Salzgitter A.G. Method of making a steel wire adapted for cold drawing
FR2394611A1 (fr) * 1977-03-14 1979-01-12 Sodetal Procede d'obtention d'un element allonge en acier dur
DE2717780B2 (de) * 1977-04-21 1979-11-29 Hamburger Stahlwerke Gmbh, 2103 Hamburg Herstellung von Walzdraht
IT1107284B (it) * 1977-05-13 1985-11-25 Centre Rech Metallurgique Procedimento per la produzione di profilati di acciaio di qualita migliorata
ES470858A1 (es) * 1977-06-20 1979-10-01 British Steel Corp Ÿun procedimiento para producir redondo o varilla de acero laminado en calienteŸ
GB1587215A (en) * 1977-11-03 1981-04-01 British Steel Corp Manufacture of welded steel mesh
GB1576944A (en) * 1977-06-20 1980-10-15 British Steel Corp Production of steeel rod or bar
LU80252A1 (fr) * 1977-09-19 1979-03-07 Centre Rech Metallurgique Procede pour ameliorer la qualite des profiles en acier
DE2844331A1 (de) * 1977-10-14 1979-04-19 Centre Rech Metallurgique Verfahren zur behandlung rohrfoermiger stahlprofile
US4146411A (en) * 1978-01-09 1979-03-27 British Steel Corporation Hot bar cooling
DE2900271C2 (de) * 1979-01-05 1984-01-26 Stahlwerke Peine-Salzgitter Ag, 3150 Peine Schweißbarer Betonstahl und Verfahren zu seiner Herstellung
BE874535A (fr) * 1979-02-28 1979-06-18 Centre Rech Metallurgique Procede pour fabriquer des produits lamines en acier a haute limite elastique
GB2088257B (en) * 1980-11-08 1984-07-18 Sumitomo Metal Ind Making rod or wire
LU84922A1 (fr) * 1983-07-18 1985-04-17 Centre Rech Metallurgique Procede et dispositifs de fabrication d'armatures a beton en acier sur train a fil a grande vitesse
US4604145A (en) * 1984-01-13 1986-08-05 Sumitomo Metal Industries, Ltd. Process for production of steel bar or steel wire having an improved spheroidal structure of cementite
DE3431008C2 (de) * 1984-08-23 1986-10-16 Dyckerhoff & Widmann AG, 8000 München Wärmebehandlung von warmgewalzten Stäben oder Drähten
DD234281B1 (de) * 1984-12-21 1989-06-21 Florin Stahl Walzwerk Verfahren zur druckwasserabschreckung von walzstahlerzeugnissen
JPS6286125A (ja) * 1985-08-30 1987-04-20 Kobe Steel Ltd 高強度高靭性熱間圧延鋼材の製造方法
US4786338A (en) * 1985-10-31 1988-11-22 Norio Anzawa Method for cooling rolled steels
CH671348A5 (enExample) * 1986-11-21 1989-08-31 Moos Stahl Ag
US4840686A (en) * 1988-04-06 1989-06-20 Armco Inc. Bainitic core grinding rod
JP2756534B2 (ja) * 1989-02-14 1998-05-25 トーア・スチール株式会社 高延性棒鋼の製造方法
US5174836A (en) * 1990-03-21 1992-12-29 National Forge Company Interrupted normalization heat treatment process
US5259229A (en) * 1990-06-21 1993-11-09 Nippon Steel Corporation Apparatus for cooling thin-webbed H-beam steel
DE69113326T2 (de) * 1990-06-21 1996-03-28 Nippon Steel Corp Verfahren und Vorrichtung zum Herstellen stählerner Doppel-T-Träger mit dünnem Steg.
DE19612818C2 (de) * 1996-03-30 1998-04-09 Schloemann Siemag Ag Verfahren zur Kühlung walzwarmer Stahlprofile
US5865385A (en) * 1997-02-21 1999-02-02 Arnett; Charles R. Comminuting media comprising martensitic/austenitic steel containing retained work-transformable austenite
DE19921286A1 (de) * 1999-05-07 2000-11-09 Sms Demag Ag Wärmebehandlungsverfahren zur Herstellung randschichtgehärteter Lang- nd Flachprodukte aus unlegierten oder niedriglegierten Stählen
KR101185242B1 (ko) * 2010-06-28 2012-09-21 현대제철 주식회사 초고강도 철근의 제조방법
CN103305674B (zh) * 2013-06-13 2014-12-17 攀钢集团成都钢钒有限公司 一种钢帘线用热轧盘条表面脱碳层厚度的控制方法
CN103305675B (zh) * 2013-06-13 2015-02-18 攀钢集团成都钢钒有限公司 一种钢帘线用热轧盘条表面脱碳层的控制方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2756169A (en) * 1950-10-19 1956-07-24 John A Roebling S Sons Corp Method of heat treating hot rolled steel rods
US3011928A (en) * 1960-01-18 1961-12-05 Morgan Construction Co Method for heat treating hot rolled steel rods
US3735966A (en) * 1971-06-07 1973-05-29 Schloemann Ag Method for heat treating steel wire rod

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0473561A1 (fr) * 1990-08-14 1992-03-04 CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif Procédé de traitement thermique d'un produit en acier

Also Published As

Publication number Publication date
JPS5199619A (enExample) 1976-09-02
SE432783C (sv) 1985-09-30
IT1090143B (it) 1985-06-18
FR2299409B1 (enExample) 1980-02-08
CA1076463A (en) 1980-04-29
US4016009A (en) 1977-04-05
FR2299409A1 (fr) 1976-08-27
NL182897B (nl) 1988-01-04
NL182897C (nl) 1988-06-01
JPS5619375B2 (enExample) 1981-05-07
BR7600527A (pt) 1976-08-31
SE7600839L (sv) 1976-07-30
MY8800140A (en) 1988-12-31
SE432783B (sv) 1984-04-16
CS194736B2 (en) 1979-12-31
NL7600858A (nl) 1976-08-02
LU74256A1 (enExample) 1976-07-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19960125