ATE330040T1 - Ultrahochfeste, schweissbare stähle mit ausgezeichneter ultra-tief-temperatur zähigkeit - Google Patents

Ultrahochfeste, schweissbare stähle mit ausgezeichneter ultra-tief-temperatur zähigkeit

Info

Publication number
ATE330040T1
ATE330040T1 AT98938183T AT98938183T ATE330040T1 AT E330040 T1 ATE330040 T1 AT E330040T1 AT 98938183 T AT98938183 T AT 98938183T AT 98938183 T AT98938183 T AT 98938183T AT E330040 T1 ATE330040 T1 AT E330040T1
Authority
AT
Austria
Prior art keywords
temperature
plate
ultra
high strength
temperature range
Prior art date
Application number
AT98938183T
Other languages
English (en)
Inventor
Hiroshi Tamehiro
Hitoshi Asahi
Takuya Hara
Yoshio Terada
Michael J Luton
Jayoung Koo
Narasimha-Rao V Bangaru
Clifford W Petersen
Original Assignee
Exxonmobil Upstream Res Co
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 Exxonmobil Upstream Res Co, Nippon Steel Corp filed Critical Exxonmobil Upstream Res Co
Application granted granted Critical
Publication of ATE330040T1 publication Critical patent/ATE330040T1/de

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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • 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
    • 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
    • C21D2211/008—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)
  • Laminated Bodies (AREA)
AT98938183T 1997-07-28 1998-07-28 Ultrahochfeste, schweissbare stähle mit ausgezeichneter ultra-tief-temperatur zähigkeit ATE330040T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5391597P 1997-07-28 1997-07-28

Publications (1)

Publication Number Publication Date
ATE330040T1 true ATE330040T1 (de) 2006-07-15

Family

ID=21987407

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98938183T ATE330040T1 (de) 1997-07-28 1998-07-28 Ultrahochfeste, schweissbare stähle mit ausgezeichneter ultra-tief-temperatur zähigkeit

Country Status (14)

Country Link
US (1) US6264760B1 (de)
EP (1) EP1025272B1 (de)
JP (1) JP4294854B2 (de)
KR (1) KR100375086B1 (de)
CN (2) CN1085258C (de)
AT (1) ATE330040T1 (de)
AU (1) AU736035B2 (de)
BR (1) BR9811051A (de)
CA (1) CA2295582C (de)
DE (1) DE69834932T2 (de)
ES (1) ES2264572T3 (de)
RU (1) RU2218443C2 (de)
UA (1) UA59411C2 (de)
WO (1) WO1999005335A1 (de)

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CA2295582A1 (en) 1999-02-04
EP1025272A1 (de) 2000-08-09
RU2218443C2 (ru) 2003-12-10
CN1390960A (zh) 2003-01-15
KR100375086B1 (ko) 2003-03-28
BR9811051A (pt) 2000-08-15
CN1265709A (zh) 2000-09-06
US6264760B1 (en) 2001-07-24
DE69834932T2 (de) 2007-01-25
AU8676498A (en) 1999-02-16
ES2264572T3 (es) 2007-01-01
AU736035B2 (en) 2001-07-26
UA59411C2 (uk) 2003-09-15
JP2001511482A (ja) 2001-08-14
EP1025272B1 (de) 2006-06-14
WO1999005335A8 (en) 1999-05-06
EP1025272A4 (de) 2004-06-23
CN1204276C (zh) 2005-06-01
KR20010022337A (ko) 2001-03-15
JP4294854B2 (ja) 2009-07-15
DE69834932D1 (de) 2006-07-27
CA2295582C (en) 2007-11-20
WO1999005335A1 (en) 1999-02-04

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