EP3392361A4 - Thick steel plate having excellent cryogenic toughness - Google Patents

Thick steel plate having excellent cryogenic toughness Download PDF

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Publication number
EP3392361A4
EP3392361A4 EP16875576.7A EP16875576A EP3392361A4 EP 3392361 A4 EP3392361 A4 EP 3392361A4 EP 16875576 A EP16875576 A EP 16875576A EP 3392361 A4 EP3392361 A4 EP 3392361A4
Authority
EP
European Patent Office
Prior art keywords
steel plate
thick steel
cryogenic toughness
excellent cryogenic
toughness
Prior art date
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.)
Withdrawn
Application number
EP16875576.7A
Other languages
German (de)
French (fr)
Other versions
EP3392361A1 (en
Inventor
Chiyomi MIYAWAKI
Yoshitake Kobayashi
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of EP3392361A1 publication Critical patent/EP3392361A1/en
Publication of EP3392361A4 publication Critical patent/EP3392361A4/en
Withdrawn legal-status Critical Current

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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with 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
    • 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
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and 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
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • C21D8/0263—Modifying the physical properties 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
EP16875576.7A 2015-12-18 2016-12-12 Thick steel plate having excellent cryogenic toughness Withdrawn EP3392361A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015247748 2015-12-18
PCT/JP2016/086863 WO2017104599A1 (en) 2015-12-18 2016-12-12 Thick steel plate having excellent cryogenic toughness

Publications (2)

Publication Number Publication Date
EP3392361A1 EP3392361A1 (en) 2018-10-24
EP3392361A4 true EP3392361A4 (en) 2019-06-12

Family

ID=59056626

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16875576.7A Withdrawn EP3392361A4 (en) 2015-12-18 2016-12-12 Thick steel plate having excellent cryogenic toughness

Country Status (5)

Country Link
EP (1) EP3392361A4 (en)
JP (1) JP2017115239A (en)
KR (1) KR20180086443A (en)
CN (1) CN108368579A (en)
WO (1) WO2017104599A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6852804B2 (en) * 2017-10-26 2021-03-31 日本製鉄株式会社 Nickel-containing steel for low temperature
CN111247262B (en) * 2017-10-26 2021-12-21 日本制铁株式会社 Nickel-containing steel for low temperature use
WO2019082326A1 (en) * 2017-10-26 2019-05-02 新日鐵住金株式会社 Nickel-containing steel for low-temperature use
CN111263827B (en) * 2017-10-26 2021-12-21 日本制铁株式会社 Nickel-containing steel for low temperature use
WO2019087318A1 (en) * 2017-10-31 2019-05-09 新日鐵住金株式会社 Nickel-containing steel sheet for low-temperature applications and tank using nickel-containing steel sheet for low-temperature applications
KR102075206B1 (en) 2017-11-17 2020-02-07 주식회사 포스코 Low temperature steeel plate having excellent impact toughness property and method for manufacturing the same
KR102043523B1 (en) 2017-12-24 2019-11-12 주식회사 포스코 Low temperature steel materal having excellent toughness in welded zone and method for manufacturing the same
CN109280848A (en) * 2018-10-17 2019-01-29 东北大学 A kind of low-nickel type LNG tank steel plate and preparation method thereof
JP7251512B2 (en) * 2020-04-08 2023-04-04 Ｊｆｅスチール株式会社 Steel plate and its manufacturing method

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2592166A1 (en) * 2010-07-09 2013-05-15 Nippon Steel & Sumitomo Metal Corporation Ni-CONTAINING STEEL SHEET AND PROCESS FOR PRODUCING SAME
JP2013213273A (en) * 2012-03-09 2013-10-17 Kobe Steel Ltd Thick steel plate superior in ultra-low temperature toughness
JP2013234381A (en) * 2012-04-13 2013-11-21 Kobe Steel Ltd Thick steel plate with excellent cryogenic toughness
JP2014118579A (en) * 2012-12-13 2014-06-30 Kobe Steel Ltd Thick steel plate having excellent extra-low temperature toughness
JP2014210948A (en) * 2013-04-17 2014-11-13 株式会社神戸製鋼所 Thick steel plate excellent in ultralow temperature toughness
JP2015086403A (en) * 2013-10-28 2015-05-07 Ｊｆｅスチール株式会社 Steel sheet for low temperature and manufacturing method therefor
EP2889391A1 (en) * 2012-08-23 2015-07-01 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Thick steel plate having good ultralow-temperature toughness
EP2933347A1 (en) * 2012-12-13 2015-10-21 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Thick steel plate having excellent cryogenic toughness

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512083B2 (en) 1973-05-04 1980-03-29
JPS5113308A (en) 1974-07-24 1976-02-02 Nippon Steel Corp TEIONYOKYOJINKOOYOBISONO NETSUSHORIHOHO
JP5513254B2 (en) 2010-05-17 2014-06-04 新日鐵住金株式会社 Low temperature steel plate and method for producing the same
JP5973907B2 (en) * 2012-12-27 2016-08-23 株式会社神戸製鋼所 Thick steel plate with excellent cryogenic toughness
JP6196929B2 (en) * 2014-04-08 2017-09-13 株式会社神戸製鋼所 Thick steel plate with excellent HAZ toughness at cryogenic temperatures

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2592166A1 (en) * 2010-07-09 2013-05-15 Nippon Steel & Sumitomo Metal Corporation Ni-CONTAINING STEEL SHEET AND PROCESS FOR PRODUCING SAME
JP2013213273A (en) * 2012-03-09 2013-10-17 Kobe Steel Ltd Thick steel plate superior in ultra-low temperature toughness
JP2013234381A (en) * 2012-04-13 2013-11-21 Kobe Steel Ltd Thick steel plate with excellent cryogenic toughness
EP2889391A1 (en) * 2012-08-23 2015-07-01 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Thick steel plate having good ultralow-temperature toughness
JP2014118579A (en) * 2012-12-13 2014-06-30 Kobe Steel Ltd Thick steel plate having excellent extra-low temperature toughness
EP2933347A1 (en) * 2012-12-13 2015-10-21 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Thick steel plate having excellent cryogenic toughness
JP2014210948A (en) * 2013-04-17 2014-11-13 株式会社神戸製鋼所 Thick steel plate excellent in ultralow temperature toughness
JP2015086403A (en) * 2013-10-28 2015-05-07 Ｊｆｅスチール株式会社 Steel sheet for low temperature and manufacturing method therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017104599A1 *

Also Published As

Publication number Publication date
CN108368579A (en) 2018-08-03
EP3392361A1 (en) 2018-10-24
JP2017115239A (en) 2017-06-29
WO2017104599A1 (en) 2017-06-22
KR20180086443A (en) 2018-07-31

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