DZ2970A1 - Procédé de préparation d'une tôle d'acier, notamment double phase, cette tôle, procédé our en renforcer la résistance à la propagation des fissures etprocédé pour contrôler le rapport moyen de la lon gueur à l'épaisseur d'une galette dans le traitement d'une tôle d'acier triple phase. - Google Patents

Procédé de préparation d'une tôle d'acier, notamment double phase, cette tôle, procédé our en renforcer la résistance à la propagation des fissures etprocédé pour contrôler le rapport moyen de la lon gueur à l'épaisseur d'une galette dans le traitement d'une tôle d'acier triple phase.

Info

Publication number
DZ2970A1
DZ2970A1 DZ990270A DZ990270A DZ2970A1 DZ 2970 A1 DZ2970 A1 DZ 2970A1 DZ 990270 A DZ990270 A DZ 990270A DZ 990270 A DZ990270 A DZ 990270A DZ 2970 A1 DZ2970 A1 DZ 2970A1
Authority
DZ
Algeria
Prior art keywords
steel sheet
phase
sheet
slab
reinforcing
Prior art date
Application number
DZ990270A
Other languages
English (en)
French (fr)
Inventor
Jayoung Koo
Narasimba-Rao V Bangaru
Glen A Vaughn
Raghavan Ayer
Original Assignee
Exxon Production Research Co
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 Exxon Production Research Co filed Critical Exxon Production Research Co
Application granted granted Critical
Publication of DZ2970A1 publication Critical patent/DZ2970A1/xx

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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
DZ990270A 1998-12-19 1999-12-15 Procédé de préparation d'une tôle d'acier, notamment double phase, cette tôle, procédé our en renforcer la résistance à la propagation des fissures etprocédé pour contrôler le rapport moyen de la lon gueur à l'épaisseur d'une galette dans le traitement d'une tôle d'acier triple phase. DZ2970A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/215,772 US6159312A (en) 1997-12-19 1998-12-19 Ultra-high strength triple phase steels with excellent cryogenic temperature toughness

Publications (1)

Publication Number Publication Date
DZ2970A1 true DZ2970A1 (fr) 2005-05-29

Family

ID=22804322

Family Applications (1)

Application Number Title Priority Date Filing Date
DZ990270A DZ2970A1 (fr) 1998-12-19 1999-12-15 Procédé de préparation d'une tôle d'acier, notamment double phase, cette tôle, procédé our en renforcer la résistance à la propagation des fissures etprocédé pour contrôler le rapport moyen de la lon gueur à l'épaisseur d'une galette dans le traitement d'une tôle d'acier triple phase.

Country Status (27)

Country Link
US (1) US6159312A (zh)
EP (1) EP1144698A4 (zh)
JP (1) JP2002533567A (zh)
KR (1) KR100650301B1 (zh)
CN (1) CN1125882C (zh)
AR (1) AR023351A1 (zh)
AT (1) AT410446B (zh)
AU (1) AU761119B2 (zh)
BR (1) BR9916381A (zh)
CA (1) CA2353926A1 (zh)
CO (1) CO5111044A1 (zh)
DE (1) DE19983820T1 (zh)
DK (1) DK200100944A (zh)
DZ (1) DZ2970A1 (zh)
EG (1) EG22122A (zh)
FI (1) FI113550B (zh)
GB (1) GB2358873B (zh)
GC (1) GC0000086A (zh)
ID (1) ID29178A (zh)
MX (1) MXPA01006270A (zh)
MY (1) MY115511A (zh)
PE (1) PE20001528A1 (zh)
RU (1) RU2234542C2 (zh)
SE (1) SE523866C2 (zh)
TN (1) TNSN99244A1 (zh)
TW (1) TW550300B (zh)
WO (1) WO2000037689A1 (zh)

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Also Published As

Publication number Publication date
TW550300B (en) 2003-09-01
GB2358873A (en) 2001-08-08
KR100650301B1 (ko) 2006-11-28
EP1144698A1 (en) 2001-10-17
GB2358873B (en) 2003-02-26
CA2353926A1 (en) 2000-06-29
TNSN99244A1 (fr) 2001-12-31
CN1125882C (zh) 2003-10-29
CO5111044A1 (es) 2001-12-26
EG22122A (en) 2002-08-30
MY115511A (en) 2003-06-30
AU761119B2 (en) 2003-05-29
MXPA01006270A (es) 2002-08-12
BR9916381A (pt) 2001-09-11
GC0000086A (en) 2004-06-30
EP1144698A4 (en) 2004-10-27
PE20001528A1 (es) 2001-01-23
AR023351A1 (es) 2002-09-04
DK200100944A (da) 2001-06-18
GB0114058D0 (en) 2001-08-01
CN1331758A (zh) 2002-01-16
DE19983820T1 (de) 2002-01-31
AU2709700A (en) 2000-07-12
AT410446B (de) 2003-04-25
SE0102044D0 (sv) 2001-06-11
KR20010081084A (ko) 2001-08-25
ID29178A (id) 2001-08-09
JP2002533567A (ja) 2002-10-08
ATA911699A (de) 2002-09-15
FI113550B (fi) 2004-05-14
FI20011290A (fi) 2001-06-18
SE523866C2 (sv) 2004-05-25
US6159312A (en) 2000-12-12
SE0102044L (sv) 2001-08-09
WO2000037689A1 (en) 2000-06-29
RU2234542C2 (ru) 2004-08-20

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