FR2204693A1 - - Google Patents

Info

Publication number
FR2204693A1
FR2204693A1 FR7337012A FR7337012A FR2204693A1 FR 2204693 A1 FR2204693 A1 FR 2204693A1 FR 7337012 A FR7337012 A FR 7337012A FR 7337012 A FR7337012 A FR 7337012A FR 2204693 A1 FR2204693 A1 FR 2204693A1
Authority
FR
France
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
FR7337012A
Other languages
French (fr)
Other versions
FR2204693B1 (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 FR2204693A1 publication Critical patent/FR2204693A1/fr
Application granted granted Critical
Publication of FR2204693B1 publication Critical patent/FR2204693B1/fr
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
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties 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
    • 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 Articles (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Steel (AREA)
FR7337012A 1972-10-31 1973-10-17 Expired FR2204693B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE790867 1972-10-31

Publications (2)

Publication Number Publication Date
FR2204693A1 true FR2204693A1 (en) 1974-05-24
FR2204693B1 FR2204693B1 (en) 1976-06-18

Family

ID=3860370

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7337012A Expired FR2204693B1 (en) 1972-10-31 1973-10-17

Country Status (9)

Country Link
US (1) US3926689A (en)
JP (1) JPS49134513A (en)
BE (1) BE790867A (en)
FR (1) FR2204693B1 (en)
GB (1) GB1392269A (en)
IT (1) IT1004614B (en)
LU (1) LU68624A1 (en)
MY (1) MY8800139A (en)
NL (1) NL168001C (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2343053A1 (en) * 1976-03-01 1977-09-30 Centre Rech Metallurgique Ribbed reinforcing bars for concrete - where bar surface is quenched and tempered before cold deformation applied to make the ribs
FR2390503A1 (en) * 1977-05-13 1978-12-08 Centre Rech Metallurgique PROCESS FOR THE PRODUCTION OF IMPROVED QUALITY STEEL PROFILES
FR2405998A1 (en) * 1977-10-14 1979-05-11 Centre Rech Metallurgique IMPROVEMENTS IN PROCESSES FOR TREATING TUBULAR STEEL PROFILES
FR2445858A1 (en) * 1979-01-05 1980-08-01 Salzgitter Peine Stahlwerke WELDABLE CONCRETE STEEL AND PROCESS FOR OBTAINING SAME
EP0577584A1 (en) * 1992-06-29 1994-01-05 CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif Method of protecting a hot rolled steel product

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL170159C (en) * 1973-06-04 1982-10-01 Estel Hoogovens Bv METHOD FOR MANUFACTURING WELDABLE LOW CARBON STEEL MATERIAL BY CONTROLLED COOLING
DD106661A1 (en) * 1973-09-24 1974-06-20
DE2620377A1 (en) * 1976-05-08 1977-11-17 Aeg Elotherm Gmbh METHOD FOR HEAT TREATMENT OF THICK-WALLED STEEL PIPES
GB1587215A (en) * 1977-11-03 1981-04-01 British Steel Corp Manufacture of welded steel mesh
US4242153A (en) * 1978-10-16 1980-12-30 Morgan Construction Company Methods for hot rolling and treating rod
US4527408A (en) * 1983-10-31 1985-07-09 Morgan Construction Company Method and Apparatus for cooling and handling hot rolled steel rod in direct sequence with a high speed rolling operation
DE3431008C2 (en) * 1984-08-23 1986-10-16 Dyckerhoff & Widmann AG, 8000 München Heat treatment of hot rolled bars or wires
US4786338A (en) * 1985-10-31 1988-11-22 Norio Anzawa Method for cooling rolled steels
US4824492A (en) * 1987-12-23 1989-04-25 Chaparral Steel Company Method for producing a precipitation hardenable martensitic low alloy steel forging
DD268258A1 (en) * 1988-01-08 1989-05-24 Florin Stahl Walzwerk HOEHERFESTER STAHL, ESPECIALLY CONCRETE STEEL BZW. DRAWERIVORMATERIAL, WITH IMPROVED MATERIAL PROPERTIES AND BETTER PROCESSABILITY
US6330903B1 (en) * 1997-02-05 2001-12-18 Steve Weinreich Mechanism for constant balance with method for manufacture of variable pitch screw
US8122580B2 (en) * 2008-06-26 2012-02-28 American Railcar Industries, Inc. Methods for manufacturing an axle

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2125311A1 (en) * 1971-02-11 1972-09-29 Centre Rech Metallurgique

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3111436A (en) * 1961-01-17 1963-11-19 Mills James Ltd Method of hardening plain carbon and low alloy steels
US3756870A (en) * 1971-05-10 1973-09-04 Park Ohio Industries Inc Induction heating method of case hardening carbon steel rod

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2125311A1 (en) * 1971-02-11 1972-09-29 Centre Rech Metallurgique

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2343053A1 (en) * 1976-03-01 1977-09-30 Centre Rech Metallurgique Ribbed reinforcing bars for concrete - where bar surface is quenched and tempered before cold deformation applied to make the ribs
FR2390503A1 (en) * 1977-05-13 1978-12-08 Centre Rech Metallurgique PROCESS FOR THE PRODUCTION OF IMPROVED QUALITY STEEL PROFILES
FR2405998A1 (en) * 1977-10-14 1979-05-11 Centre Rech Metallurgique IMPROVEMENTS IN PROCESSES FOR TREATING TUBULAR STEEL PROFILES
FR2445858A1 (en) * 1979-01-05 1980-08-01 Salzgitter Peine Stahlwerke WELDABLE CONCRETE STEEL AND PROCESS FOR OBTAINING SAME
EP0577584A1 (en) * 1992-06-29 1994-01-05 CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif Method of protecting a hot rolled steel product

Also Published As

Publication number Publication date
GB1392269A (en) 1975-04-30
LU68624A1 (en) 1973-12-27
JPS49134513A (en) 1974-12-25
FR2204693B1 (en) 1976-06-18
MY8800139A (en) 1988-12-31
US3926689A (en) 1975-12-16
NL168001C (en) 1982-02-16
NL168001B (en) 1981-09-16
BE790867A (en) 1973-02-15
NL7314593A (en) 1974-05-02
IT1004614B (en) 1976-07-20

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