FR2296694A1 - Procede de production de toles d'acier a structure a double phase, composee de phase de ferrite et de phase transformee, produite par refroidissement rapide, et nouveaux produits ainsi obtenus - Google Patents

Procede de production de toles d'acier a structure a double phase, composee de phase de ferrite et de phase transformee, produite par refroidissement rapide, et nouveaux produits ainsi obtenus

Info

Publication number
FR2296694A1
FR2296694A1 FR7540026A FR7540026A FR2296694A1 FR 2296694 A1 FR2296694 A1 FR 2296694A1 FR 7540026 A FR7540026 A FR 7540026A FR 7540026 A FR7540026 A FR 7540026A FR 2296694 A1 FR2296694 A1 FR 2296694A1
Authority
FR
France
Prior art keywords
phase
produced
production
steel sheets
rapid 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.)
Granted
Application number
FR7540026A
Other languages
English (en)
Other versions
FR2296694B1 (fr
Inventor
Satohiro Hayami
Takashi Furukawa
Yoshihiko Takeoka
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 FR2296694A1 publication Critical patent/FR2296694A1/fr
Application granted granted Critical
Publication of FR2296694B1 publication Critical patent/FR2296694B1/fr
Granted 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C21D8/0221—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 characterised by the working steps
    • C21D8/0226—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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/185—Hardening; Quenching with or without subsequent tempering from an intercritical temperature
    • 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
    • C21D2211/005—Ferrite
    • 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
    • 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
    • C21D8/0247—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 characterised by the heat treatment
    • C21D8/0263—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 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
    • 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
    • C21D8/0247—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 characterised by the heat treatment
    • C21D8/0273—Final recrystallisation annealing

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)
FR7540026A 1974-12-30 1975-12-29 Procede de production de toles d'acier a structure a double phase, composee de phase de ferrite et de phase transformee, produite par refroidissement rapide, et nouveaux produits ainsi obtenus Granted FR2296694A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50001028A JPS5178730A (en) 1974-12-30 1974-12-30 Fueraitosoto kyureihentaisoyorinaru fukugososhikikohanno seizohoho

Publications (2)

Publication Number Publication Date
FR2296694A1 true FR2296694A1 (fr) 1976-07-30
FR2296694B1 FR2296694B1 (fr) 1978-05-19

Family

ID=11490094

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7540026A Granted FR2296694A1 (fr) 1974-12-30 1975-12-29 Procede de production de toles d'acier a structure a double phase, composee de phase de ferrite et de phase transformee, produite par refroidissement rapide, et nouveaux produits ainsi obtenus

Country Status (4)

Country Link
US (1) US4062700A (fr)
JP (1) JPS5178730A (fr)
FR (1) FR2296694A1 (fr)
GB (1) GB1537747A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2378100A1 (fr) * 1977-01-24 1978-08-18 Amax Inc Feuillard en acier lamine a chaud a double phase, et procede de laminage
FR2428673A1 (fr) * 1978-06-16 1980-01-11 Nippon Steel Corp Procede de fabrication de toles en acier a structure a deux phases ayant une resistance a la traction elevee, un rapport d'elasticite de faible valeur et une ductilite elevee

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5827329B2 (ja) * 1978-04-05 1983-06-08 新日本製鐵株式会社 延性に優れた低降伏比型高張力熱延鋼板の製造方法
US4159218A (en) * 1978-08-07 1979-06-26 National Steel Corporation Method for producing a dual-phase ferrite-martensite steel strip
JPS5832218B2 (ja) * 1978-08-22 1983-07-12 川崎製鉄株式会社 プレス性とくに形状凍結性の優れた高張力鋼板の製造方法
JPS5531159A (en) * 1978-08-26 1980-03-05 Sumitomo Metal Ind Ltd Manufacture of high strength cold rolled steel plate for press working
JPS5818971B2 (ja) * 1978-09-26 1983-04-15 川崎製鉄株式会社 冷間加工性の優れた高張力薄鋼板の製造方法
US4196025A (en) * 1978-11-02 1980-04-01 Ford Motor Company High strength dual-phase steel
AU527097B2 (en) * 1979-01-12 1983-02-17 Nippon Steel Corporation Artifically aged low yield to tensile strength ratio high strength steel sheet
US4222796A (en) * 1979-02-05 1980-09-16 Ford Motor Company High strength dual-phase steel
JPS5669359A (en) * 1979-10-16 1981-06-10 Kobe Steel Ltd Composite structure type high strength cold rolled steel sheet
JPS5850300B2 (ja) * 1979-12-15 1983-11-09 新日本製鐵株式会社 加工性に優れ且つ加工後人工時効硬化性の高い高強度低降伏比高延性複合組織鋼板の製造方法
EP0033600A3 (fr) * 1980-01-18 1981-11-25 British Steel Corporation Procédé de fabrication d'acier ayant une structure à deux phases
JPS579831A (en) * 1980-05-21 1982-01-19 British Steel Corp Steel production
JPS5770222A (en) * 1980-10-17 1982-04-30 Kawasaki Steel Corp Production of high tensile steel excellent in strength and toughness
WO1982001566A1 (fr) * 1980-10-18 1982-05-13 Irie Toshio Plaque en acier mince pour l'etirage possedant d'excellentes proprietes de durcissement au four et procede de fabrication
US4609410A (en) * 1980-12-04 1986-09-02 United States Steel Corporation Method for producing high-strength deep-drawable dual-phase steel sheets
JPS60174852A (ja) * 1984-02-18 1985-09-09 Kawasaki Steel Corp 深絞り性に優れる複合組織冷延鋼板とその製造方法
US4619714A (en) * 1984-08-06 1986-10-28 The Regents Of The University Of California Controlled rolling process for dual phase steels and application to rod, wire, sheet and other shapes
NL8500658A (nl) * 1985-03-08 1986-10-01 Hoogovens Groep Bv Werkwijze voor het vervaardigen van dual phase verpakkingsstaal.
US4816090A (en) * 1986-09-10 1989-03-28 The Broken Hill Proprietary Co., Ltd. Heat treated cold rolled steel strapping
US6772961B2 (en) * 2000-06-16 2004-08-10 Ati Properties, Inc. Methods and apparatus for spray forming, atomization and heat transfer
US6496529B1 (en) 2000-11-15 2002-12-17 Ati Properties, Inc. Refining and casting apparatus and method
US8891583B2 (en) 2000-11-15 2014-11-18 Ati Properties, Inc. Refining and casting apparatus and method
US7114548B2 (en) * 2004-12-09 2006-10-03 Ati Properties, Inc. Method and apparatus for treating articles during formation
US7803212B2 (en) 2005-09-22 2010-09-28 Ati Properties, Inc. Apparatus and method for clean, rapidly solidified alloys
US7578960B2 (en) 2005-09-22 2009-08-25 Ati Properties, Inc. Apparatus and method for clean, rapidly solidified alloys
US7803211B2 (en) 2005-09-22 2010-09-28 Ati Properties, Inc. Method and apparatus for producing large diameter superalloy ingots
US8748773B2 (en) 2007-03-30 2014-06-10 Ati Properties, Inc. Ion plasma electron emitters for a melting furnace
US8642916B2 (en) 2007-03-30 2014-02-04 Ati Properties, Inc. Melting furnace including wire-discharge ion plasma electron emitter
US7798199B2 (en) 2007-12-04 2010-09-21 Ati Properties, Inc. Casting apparatus and method
US8747956B2 (en) 2011-08-11 2014-06-10 Ati Properties, Inc. Processes, systems, and apparatus for forming products from atomized metals and alloys
US10883154B2 (en) 2018-08-07 2021-01-05 GM Global Technology Operations LLC Crankshaft and method of manufacture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947293A (en) * 1972-01-31 1976-03-30 Nippon Steel Corporation Method for producing high-strength cold rolled steel sheet
JPS5319967B2 (fr) * 1972-06-30 1978-06-23
US3826691A (en) * 1973-02-05 1974-07-30 Bethlehem Steel Corp Rolled ferrite-pearlite alloy plate and method of processing same
US3885997A (en) * 1974-06-13 1975-05-27 Jones & Laughlin Steel Corp Method of producing a hot rolled and age hardened columbium-bearing steel product
US3954516A (en) * 1974-09-30 1976-05-04 United States Steel Corporation Method for enhancing the drawability of low manganese steel strip

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2378100A1 (fr) * 1977-01-24 1978-08-18 Amax Inc Feuillard en acier lamine a chaud a double phase, et procede de laminage
FR2428673A1 (fr) * 1978-06-16 1980-01-11 Nippon Steel Corp Procede de fabrication de toles en acier a structure a deux phases ayant une resistance a la traction elevee, un rapport d'elasticite de faible valeur et une ductilite elevee

Also Published As

Publication number Publication date
GB1537747A (en) 1979-01-04
JPS5178730A (en) 1976-07-08
JPS5618051B2 (fr) 1981-04-25
US4062700A (en) 1977-12-13
FR2296694B1 (fr) 1978-05-19

Similar Documents

Publication Publication Date Title
BE861996A (fr) Procede de production de sels de n-phosphono-methylglycine et nouveaux produits ainsi obtenus
BE886583A (fr) Procede de production de toles d'acier a double phase et toles ainsi obtenus
FR2287697A1 (fr) Procede de production de detecteurs de gaz reducteurs et nouveaux produits ainsi obtenus
FR2273650A1 (fr) Procede et tete d'extrusion pour la fabrication d'une main-courante, et main-courante ainsi obtenue
FR2322876A1 (fr) Procede de production de produits carbones poreux et nouveaux produits ainsi obtenus
FR2294038A1 (fr) Procede de production de plaques de coulee en polymethacrylate de methyle et nouveaux produits ainsi obtenus
FR2279487A1 (fr) Procede de production de tubes d'acier sans soudure
RO69741A (fr) Procede d'obtention des bandes d'acier silicieux a structure orienteepermeabilite magnetique elevee
BE877005A (fr) Procede de fabrication de feuillards d'acier d'une structure a double phase
FR2297192A1 (fr) Procede de production de produits a faible poids specifique apparent a partir de bicarbonate de sodium et nouveaux produits ainsi obtenus
FR2294182A1 (fr) Procede de production de carbonylaldiminomethanephosphonates et nouveaux produits ainsi obtenus
FR2294181A1 (fr) Procede de production de composes de n-(phosphonomethyl) glycine par reduction de carbonylaldiminomethanephosphonates et nouveaux produits ainsi obtenus
FR2273783A1 (fr) Procede de production de derives de cyclohexane directement a partir d'hydrocarbures aromatiques et nouveaux produits ainsi obtenus
BE846898A (fr) Procede pour la production de charbon actif et produits ainsi obtenus,
BE826152A (fr) Procede de production de toles du feuillards d'acier electrique a grain oriente possedant une induction magnetique tres elevee
FR2294236A1 (fr) Procede de production d'aciers a excellente resistance et a excellente durete et nouveaux produits ainsi obtenus
FR2305500A1 (fr) Procede de fabrication d'un acier lamine a froid a haute resistance par un procede de recuit entierement continu
FR2299408A1 (fr) Procede de production de toles d'acier pour l'emaillage et nouveaux produits ainsi obtenus
FR2317924A1 (fr) Procede de production de derives d'ortho-aminobutyrophenone, nouveaux produits ainsi obtenus et leur utilisation comme agents analgesiques et antipsychose
BE856991A (fr) Procede de production de fractions d'albumine du serum et nouveaux produits ainsi obtenus
BE859514A (fr) Procede de production d'acier par decarburation
FR2297193A1 (fr) Procede de production de produits a faible poids specifique apparent, renfermant au moins 10 % de sel de wegscheider, et nouveaux produits ainsi obtenus
BE835406A (fr) Procede ameliore pour la production de lingots d'acier de grande dimension
BE838671A (fr) Procede de fabrication d'elements en acier pour renforcer des masses composites en caoutchouc et nouveaux produits ainsi obtenus
FR2296592A1 (fr) Procede de fabrication d'objets en carbone, et objets ainsi obtenus

Legal Events

Date Code Title Description
ST Notification of lapse