DZ2530A1 - Procédé de préparation d'une tôle d'acier cette tôle d'acier et procédé pour renforcer la resistanceà la propagation des fissures d'une tôle d'acier. - Google Patents

Procédé de préparation d'une tôle d'acier cette tôle d'acier et procédé pour renforcer la resistanceà la propagation des fissures d'une tôle d'acier.

Info

Publication number
DZ2530A1
DZ2530A1 DZ980140A DZ980140A DZ2530A1 DZ 2530 A1 DZ2530 A1 DZ 2530A1 DZ 980140 A DZ980140 A DZ 980140A DZ 980140 A DZ980140 A DZ 980140A DZ 2530 A1 DZ2530 A1 DZ 2530A1
Authority
DZ
Algeria
Prior art keywords
steel sheet
strengthening
cracks
propagation
preparation
Prior art date
Application number
DZ980140A
Other languages
English (en)
Inventor
Koo Jayoung
Narasimha-Rao V Bangaru
Glen A Vaughn
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 DZ2530A1 publication Critical patent/DZ2530A1/fr

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
    • C21D8/0247—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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/001—Heat treatment of ferrous alloys containing Ni
    • 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
    • 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
    • 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
    • C22C38/08—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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • 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
    • C21D2211/001—Austenite
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Laminated Bodies (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
DZ980140A 1997-12-19 1998-06-17 Procédé de préparation d'une tôle d'acier cette tôle d'acier et procédé pour renforcer la resistanceà la propagation des fissures d'une tôle d'acier. DZ2530A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6825297P 1997-12-19 1997-12-19

Publications (1)

Publication Number Publication Date
DZ2530A1 true DZ2530A1 (fr) 2003-02-01

Family

ID=22081370

Family Applications (1)

Application Number Title Priority Date Filing Date
DZ980140A DZ2530A1 (fr) 1997-12-19 1998-06-17 Procédé de préparation d'une tôle d'acier cette tôle d'acier et procédé pour renforcer la resistanceà la propagation des fissures d'une tôle d'acier.

Country Status (44)

Country Link
US (1) US6251198B1 (fr)
EP (1) EP1047798A4 (fr)
JP (1) JP2001527153A (fr)
KR (1) KR100519874B1 (fr)
CN (1) CN1098358C (fr)
AR (1) AR013109A1 (fr)
AT (1) AT409267B (fr)
AU (1) AU739791B2 (fr)
BG (1) BG104624A (fr)
BR (1) BR9813689A (fr)
CA (1) CA2316970C (fr)
CH (1) CH695315A5 (fr)
CO (1) CO5060436A1 (fr)
DE (1) DE19882880B4 (fr)
DK (1) DK175995B1 (fr)
DZ (1) DZ2530A1 (fr)
EG (1) EG22915A (fr)
ES (1) ES2181566B1 (fr)
FI (1) FI112380B (fr)
GB (1) GB2346895B (fr)
GC (1) GC0000036A (fr)
GE (1) GEP20043271B (fr)
HR (1) HRP980345B1 (fr)
HU (1) HU224520B1 (fr)
ID (1) ID25499A (fr)
IL (1) IL136843A (fr)
MY (1) MY119642A (fr)
NO (1) NO20003174L (fr)
NZ (1) NZ505338A (fr)
OA (1) OA11424A (fr)
PE (1) PE89299A1 (fr)
PL (1) PL341292A1 (fr)
RO (1) RO120413B1 (fr)
RU (1) RU2203330C2 (fr)
SE (1) SE523757C2 (fr)
SI (1) SI20276A (fr)
SK (1) SK8692000A3 (fr)
TN (1) TNSN98100A1 (fr)
TR (1) TR200001796T2 (fr)
TW (1) TW454040B (fr)
UA (1) UA59425C2 (fr)
WO (1) WO1999032670A1 (fr)
YU (1) YU37600A (fr)
ZA (1) ZA985321B (fr)

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RU2062795C1 (ru) * 1995-02-13 1996-06-27 Акционерное общество открытого типа "Носта" Способ производства листового проката
JP3314295B2 (ja) 1995-04-26 2002-08-12 新日本製鐵株式会社 低温靱性に優れた厚鋼板の製造方法
JP3423490B2 (ja) * 1995-06-30 2003-07-07 東京電力株式会社 ゴム・プラスチック電力ケ−ブル用接続部
JPH09235617A (ja) * 1996-02-29 1997-09-09 Sumitomo Metal Ind Ltd 継目無鋼管の製造方法
FR2745587B1 (fr) 1996-03-01 1998-04-30 Creusot Loire Acier utilisable notamment pour la fabrication de moules pour injection de matiere plastique

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