DZ2971A1 - A process for preparing a steel sheet, a steel sheet with a brittle ductile transition temperature below -62 ° C, and a process for obtaining this temperature. - Google Patents

A process for preparing a steel sheet, a steel sheet with a brittle ductile transition temperature below -62 ° C, and a process for obtaining this temperature.

Info

Publication number
DZ2971A1
DZ2971A1 DZ990271A DZ990271A DZ2971A1 DZ 2971 A1 DZ2971 A1 DZ 2971A1 DZ 990271 A DZ990271 A DZ 990271A DZ 990271 A DZ990271 A DZ 990271A DZ 2971 A1 DZ2971 A1 DZ 2971A1
Authority
DZ
Algeria
Prior art keywords
steel sheet
preparing
obtaining
transition temperature
ductile transition
Prior art date
Application number
DZ990271A
Other languages
French (fr)
Inventor
Jayoung Koo
Narasimha-Rao Bangaru
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 DZ2971A1 publication Critical patent/DZ2971A1/en

Links

Classifications

    • 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
    • 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 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
    • 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
    • C22C38/16—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
    • 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)
DZ990271A 1998-12-19 1999-12-15 A process for preparing a steel sheet, a steel sheet with a brittle ductile transition temperature below -62 ° C, and a process for obtaining this temperature. DZ2971A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21577498A 1998-12-19 1998-12-19

Publications (1)

Publication Number Publication Date
DZ2971A1 true DZ2971A1 (en) 2004-03-15

Family

ID=22804333

Family Applications (1)

Application Number Title Priority Date Filing Date
DZ990271A DZ2971A1 (en) 1998-12-19 1999-12-15 A process for preparing a steel sheet, a steel sheet with a brittle ductile transition temperature below -62 ° C, and a process for obtaining this temperature.

Country Status (6)

Country Link
AU (1) AU3997000A (en)
CO (1) CO5111038A1 (en)
DZ (1) DZ2971A1 (en)
PE (1) PE20001524A1 (en)
TN (1) TNSN99233A1 (en)
WO (1) WO2000039352A2 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6254698B1 (en) * 1997-12-19 2001-07-03 Exxonmobile Upstream Research Company Ultra-high strength ausaged steels with excellent cryogenic temperature toughness and method of making thereof
US7745122B2 (en) 2005-07-15 2010-06-29 Applied Biosystems, Llc Analyzing messenger RNA and micro RNA in the same reaction mixture
US20070059713A1 (en) 2005-09-09 2007-03-15 Lee Jun E SSB-DNA polymerase fusion proteins
KR101018131B1 (en) 2007-11-22 2011-02-25 주식회사 포스코 High strength and low yield ratio steel for structure having excellent low temperature toughness
JP5365217B2 (en) * 2008-01-31 2013-12-11 Ｊｆｅスチール株式会社 High strength steel plate and manufacturing method thereof
JP5208178B2 (en) * 2010-09-30 2013-06-12 株式会社神戸製鋼所 High-strength steel sheet with a tensile strength of 980 MPa or more and excellent low-temperature toughness of multilayer prime joints
CN103014554B (en) 2011-09-26 2014-12-03 宝山钢铁股份有限公司 Low-yield-ratio high-tenacity steel plate and manufacture method thereof
CN103014539B (en) 2011-09-26 2015-10-28 宝山钢铁股份有限公司 A kind of yield strength 700MPa grade high-strength high-tenacity steel plate and manufacture method thereof
KR20140129081A (en) * 2012-02-15 2014-11-06 Jfe 죠코 가부시키가이샤 Steel for nitrocarburizing and nitrocarburized component using the steel as material
EP3736344A1 (en) 2014-03-13 2020-11-11 Sequenom, Inc. Methods and processes for non-invasive assessment of genetic variations
KR101988765B1 (en) 2017-12-21 2019-06-12 주식회사 포스코 Hot rolled steel sheet with excellent durability and method for manufacturing thereof
RU2686758C1 (en) * 2018-04-02 2019-04-30 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Structural cryogenic steel and method of its production
CN113151664B (en) * 2021-03-31 2023-02-28 甘肃酒钢集团宏兴钢铁股份有限公司 Mixed heating method for industrial high-purity nickel plate blank and stainless steel
KR20240134964A (en) 2022-04-20 2024-09-10 제이에프이 스틸 가부시키가이샤 Steel sheet and its manufacturing method
WO2023203702A1 (en) * 2022-04-20 2023-10-26 Ｊｆｅスチール株式会社 Steel sheet and method for manufacturing same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5454883A (en) * 1993-02-02 1995-10-03 Nippon Steel Corporation High toughness low yield ratio, high fatigue strength steel plate and process of producing same
US5545270A (en) * 1994-12-06 1996-08-13 Exxon Research And Engineering Company Method of producing high strength dual phase steel plate with superior toughness and weldability
US5900075A (en) * 1994-12-06 1999-05-04 Exxon Research And Engineering Co. Ultra high strength, secondary hardening steels with superior toughness and weldability
US5545269A (en) * 1994-12-06 1996-08-13 Exxon Research And Engineering Company Method for producing ultra high strength, secondary hardening steels with superior toughness and weldability
CN1146784A (en) * 1995-01-26 1997-04-02 新日本制铁株式会社 Weldable high-tensile steel excellent in low-temp. toughness
CN1148416A (en) * 1995-02-03 1997-04-23 新日本制铁株式会社 High strength line-pipe steel having low-yield ratio and excullent low-temp toughness

Also Published As

Publication number Publication date
PE20001524A1 (en) 2001-01-22
TNSN99233A1 (en) 2001-12-31
CO5111038A1 (en) 2001-12-26
WO2000039352A3 (en) 2000-09-21
WO2000039352A2 (en) 2000-07-06
AU3997000A (en) 2000-07-31

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