EP2987885A4 - Thick steel plate having excellent ultralow-temperature toughness - Google Patents

Thick steel plate having excellent ultralow-temperature toughness

Info

Publication number
EP2987885A4
EP2987885A4 EP14785212.3A EP14785212A EP2987885A4 EP 2987885 A4 EP2987885 A4 EP 2987885A4 EP 14785212 A EP14785212 A EP 14785212A EP 2987885 A4 EP2987885 A4 EP 2987885A4
Authority
EP
European Patent Office
Prior art keywords
steel plate
thick steel
temperature toughness
excellent ultralow
ultralow
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Withdrawn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
EP14785212.3A
Other languages
German (de)
French (fr)
Other versions
EP2987885A1 (en
Inventor
Akira Ibano
Hidenori Nako
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 EP2987885A1 publication Critical patent/EP2987885A1/en
Publication of EP2987885A4 publication Critical patent/EP2987885A4/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Withdrawn legal-status Critical Current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
    • 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
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/08—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
    • 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
    • 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
    • C22C38/44—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
    • C22C38/46—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
    • 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
    • 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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • 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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of 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
    • 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
    • C21D2211/004—Dispersions; Precipitations

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)
EP14785212.3A 2013-04-17 2014-04-08 Thick steel plate having excellent ultralow-temperature toughness Withdrawn EP2987885A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013086852A JP6055363B2 (en) 2013-04-17 2013-04-17 High strength thick steel plate with excellent cryogenic toughness
PCT/JP2014/060200 WO2014171368A1 (en) 2013-04-17 2014-04-08 Thick steel plate having excellent ultralow-temperature toughness

Publications (2)

Publication Number Publication Date
EP2987885A1 EP2987885A1 (en) 2016-02-24
EP2987885A4 true EP2987885A4 (en) 2016-09-28

Family

ID=51731312

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14785212.3A Withdrawn EP2987885A4 (en) 2013-04-17 2014-04-08 Thick steel plate having excellent ultralow-temperature toughness

Country Status (5)

Country Link
EP (1) EP2987885A4 (en)
JP (1) JP6055363B2 (en)
KR (1) KR101726122B1 (en)
CN (1) CN105102661B (en)
WO (1) WO2014171368A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP6206423B2 (en) * 2015-01-22 2017-10-04 Ｊｆｅスチール株式会社 High strength stainless steel plate excellent in low temperature toughness and method for producing the same
JP2017115239A (en) 2015-12-18 2017-06-29 株式会社神戸製鋼所 Thick steel sheet excellent in ultra low temperature toughness
CN105543694B (en) * 2015-12-29 2017-12-29 东北大学 A kind of preparation method of LNG tank 7Ni steel plates
JP6760055B2 (en) * 2016-12-28 2020-09-23 日本製鉄株式会社 Ni steel for liquid hydrogen
JP6760056B2 (en) * 2016-12-28 2020-09-23 日本製鉄株式会社 Ni steel for liquid hydrogen
CN109554608B (en) * 2017-09-25 2022-03-15 宝钢德盛不锈钢有限公司 Austenitic stainless steel with excellent ultralow temperature performance and manufacturing method thereof
JP6852805B2 (en) 2017-10-26 2021-03-31 日本製鉄株式会社 Nickel-containing steel for low temperature
WO2019082325A1 (en) 2017-10-26 2019-05-02 新日鐵住金株式会社 Nickel-containing steel for use at low temperatures
US11371127B2 (en) 2017-10-26 2022-06-28 Nippon Steel Corporation Nickel-containing steel for low temperature
CN111263828B (en) 2017-10-26 2021-08-17 日本制铁株式会社 Nickel-containing steel for low temperature use
JP6933096B2 (en) * 2017-11-10 2021-09-08 日本製鉄株式会社 Nickel steel for high pressure hydrogen
RU2686758C1 (en) * 2018-04-02 2019-04-30 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Structural cryogenic steel and method of its production
CN112779472B (en) * 2020-12-28 2022-01-07 东北大学 1GPa grade steel plate with excellent low-temperature toughness for ocean engineering and preparation method thereof
CN113564474A (en) * 2021-07-26 2021-10-29 莱芜钢铁集团银山型钢有限公司 Steel plate with yield strength not less than 550MPa and low yield ratio for large-scale petroleum storage tank and production method thereof
CN116377343B (en) * 2022-12-14 2024-06-18 鞍钢股份有限公司 Marine engineering steel plate serving in polar region marine environment and manufacturing method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776900A (en) * 1984-11-26 1988-10-11 Nippon Steel Corporation Process for producing nickel steels with high crack-arresting capability
JP2011241419A (en) * 2010-05-17 2011-12-01 Sumitomo Metal Ind Ltd Thick steel plate for low temperature, and method of manufacturing the same
WO2012005330A1 (en) * 2010-07-09 2012-01-12 新日本製鐵株式会社 Ni-CONTAINING STEEL SHEET AND PROCESS FOR PRODUCING SAME
JP2013014812A (en) * 2011-07-06 2013-01-24 Nippon Steel & Sumitomo Metal Corp Steel material for very low temperature use having excellent ctod property after strain application, and method for manufacturing the same

Family Cites Families (8)

* 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
JPH01228643A (en) * 1988-03-09 1989-09-12 Nippon Steel Corp Method for uniformly and finely dispersing-precipitating mns in steel
JP4213833B2 (en) 1999-10-21 2009-01-21 新日本製鐵株式会社 High toughness and high strength steel with excellent weld toughness and manufacturing method thereof
JP5432105B2 (en) * 2010-09-28 2014-03-05 株式会社神戸製鋼所 Case-hardened steel and method for producing the same
JP6018453B2 (en) 2012-03-09 2016-11-02 株式会社神戸製鋼所 High strength thick steel plate with excellent cryogenic toughness
JP6018454B2 (en) * 2012-04-13 2016-11-02 株式会社神戸製鋼所 High strength thick steel plate with excellent cryogenic toughness
JP5833991B2 (en) * 2012-08-23 2015-12-16 株式会社神戸製鋼所 Thick steel plate with excellent cryogenic toughness

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776900A (en) * 1984-11-26 1988-10-11 Nippon Steel Corporation Process for producing nickel steels with high crack-arresting capability
JP2011241419A (en) * 2010-05-17 2011-12-01 Sumitomo Metal Ind Ltd Thick steel plate for low temperature, and method of manufacturing the same
WO2012005330A1 (en) * 2010-07-09 2012-01-12 新日本製鐵株式会社 Ni-CONTAINING STEEL SHEET AND PROCESS FOR PRODUCING SAME
JP2013014812A (en) * 2011-07-06 2013-01-24 Nippon Steel & Sumitomo Metal Corp Steel material for very low temperature use having excellent ctod property after strain application, and method for manufacturing the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014171368A1 *

Also Published As

Publication number Publication date
KR20150126702A (en) 2015-11-12
JP6055363B2 (en) 2016-12-27
JP2014210948A (en) 2014-11-13
WO2014171368A1 (en) 2014-10-23
EP2987885A1 (en) 2016-02-24
CN105102661B (en) 2017-11-14
KR101726122B1 (en) 2017-04-11
CN105102661A (en) 2015-11-25

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