EP2977479A4 - Matériau acier présentant une résistance supérieure dans une zone affectée par la chaleur de soudage - Google Patents

Matériau acier présentant une résistance supérieure dans une zone affectée par la chaleur de soudage

Info

Publication number
EP2977479A4
EP2977479A4 EP14767775.1A EP14767775A EP2977479A4 EP 2977479 A4 EP2977479 A4 EP 2977479A4 EP 14767775 A EP14767775 A EP 14767775A EP 2977479 A4 EP2977479 A4 EP 2977479A4
Authority
EP
European Patent Office
Prior art keywords
steel material
affected zone
heat affected
welding heat
superior 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.)
Granted
Application number
EP14767775.1A
Other languages
German (de)
English (en)
Other versions
EP2977479A1 (fr
EP2977479B1 (fr
Inventor
Takashi Sugitani
Masaki Shimamoto
Hidenori Nako
Sei Kimura
Shinsuke Sato
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 EP2977479A1 publication Critical patent/EP2977479A1/fr
Publication of EP2977479A4 publication Critical patent/EP2977479A4/fr
Application granted granted Critical
Publication of EP2977479B1 publication Critical patent/EP2977479B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—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
    • C21D2211/004—Dispersions; Precipitations
    • 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

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)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Steel (AREA)
EP14767775.1A 2013-03-22 2014-03-17 Matériau acier présentant une résistance supérieure dans une zone affectée par la chaleur de soudage Not-in-force EP2977479B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013060452A JP6226542B2 (ja) 2013-03-22 2013-03-22 溶接熱影響部の靭性に優れた鋼材
PCT/JP2014/057205 WO2014148447A1 (fr) 2013-03-22 2014-03-17 Matériau acier présentant une résistance supérieure dans une zone affectée par la chaleur de soudage

Publications (3)

Publication Number Publication Date
EP2977479A1 EP2977479A1 (fr) 2016-01-27
EP2977479A4 true EP2977479A4 (fr) 2016-11-30
EP2977479B1 EP2977479B1 (fr) 2018-04-25

Family

ID=51580126

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14767775.1A Not-in-force EP2977479B1 (fr) 2013-03-22 2014-03-17 Matériau acier présentant une résistance supérieure dans une zone affectée par la chaleur de soudage

Country Status (5)

Country Link
EP (1) EP2977479B1 (fr)
JP (1) JP6226542B2 (fr)
KR (1) KR101718275B1 (fr)
CN (1) CN105051229B (fr)
WO (1) WO2014148447A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6301805B2 (ja) * 2014-10-17 2018-03-28 株式会社神戸製鋼所 溶接熱影響部の靭性に優れたタンク用厚鋼板
JP2016216819A (ja) * 2015-05-22 2016-12-22 株式会社神戸製鋼所 厚鋼板及び溶接継手
JP2017106107A (ja) * 2015-12-04 2017-06-15 株式会社神戸製鋼所 溶接熱影響部の低温靭性劣化および溶接熱影響部の硬さを抑制した高降伏強度を有する非調質鋼板
WO2017141424A1 (fr) * 2016-02-19 2017-08-24 新日鐵住金株式会社 Acier
WO2017141425A1 (fr) * 2016-02-19 2017-08-24 新日鐵住金株式会社 Acier
CN107709599B (zh) * 2016-04-19 2018-10-02 新日铁住金株式会社 钢材
JP6828638B2 (ja) * 2017-08-14 2021-02-10 日本製鉄株式会社 鋼板および鋼板の製造方法
JP2018016890A (ja) * 2017-09-26 2018-02-01 株式会社神戸製鋼所 溶接熱影響部の靱性に優れたタンク用厚鋼板
JP7172100B2 (ja) * 2018-04-02 2022-11-16 日本製鉄株式会社 無方向性電磁鋼板
JP7328491B2 (ja) * 2018-11-09 2023-08-17 日本製鉄株式会社 無方向性電磁鋼板
KR102648171B1 (ko) 2019-06-27 2024-03-19 닛폰세이테츠 가부시키가이샤 강재 및 그 제조 방법
CN114086069B (zh) * 2021-03-04 2022-05-20 东北大学 一种含镁细晶粒热轧板带钢及其制备方法
CN114075617B (zh) * 2021-09-30 2023-05-16 山东钢铁股份有限公司 一种降低钢材中TiN夹杂危害性的方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008088486A (ja) * 2006-09-29 2008-04-17 Kobe Steel Ltd 溶接熱影響部の靭性および脆性破壊発生特性に優れた鋼材およびその製法
JP2009138255A (ja) * 2007-11-13 2009-06-25 Kobe Steel Ltd 大入熱溶接時の熱影響部の靭性に優れた溶接用高張力厚鋼板
JP2009179844A (ja) * 2008-01-30 2009-08-13 Kobe Steel Ltd 溶接熱影響部の靭性に優れた高張力厚鋼板
JP2011038180A (ja) * 2009-07-15 2011-02-24 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法
JP2011127220A (ja) * 2009-11-18 2011-06-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材の製造方法
JP2011219797A (ja) * 2010-04-07 2011-11-04 Kobe Steel Ltd 溶接熱影響部の靭性に優れた厚鋼板
JP2012162797A (ja) * 2011-01-18 2012-08-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法

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Publication number Priority date Publication date Assignee Title
JPH11264048A (ja) 1998-03-16 1999-09-28 Nippon Steel Corp 溶接部靱性の優れた高強度鋼板
JP4144121B2 (ja) 1999-07-06 2008-09-03 Ｊｆｅスチール株式会社 母材および溶接熱影響部の靱性に優れた非調質高張力鋼材
JP4762450B2 (ja) 2001-08-06 2011-08-31 新日本製鐵株式会社 母材靭性と溶接部ｈａｚ靭性に優れた高強度溶接構造用鋼の製造方法
JP4039223B2 (ja) 2002-01-22 2008-01-30 Ｊｆｅスチール株式会社 超大入熱溶接熱影響部靭性に優れた厚鋼板およびその製造方法
JP4261968B2 (ja) 2003-04-24 2009-05-13 新日本製鐵株式会社 溶接熱影響部靭性の優れた鋼材およびその製造方法
JP5231042B2 (ja) * 2008-02-20 2013-07-10 株式会社神戸製鋼所 溶接熱影響部の靭性に優れた鋼材およびその製造方法
JP5342902B2 (ja) * 2009-03-11 2013-11-13 株式会社神戸製鋼所 溶接熱影響部の靭性および母材疲労特性に優れた鋼材およびその製造方法
JP5158272B2 (ja) * 2011-03-10 2013-03-06 新日鐵住金株式会社 伸びフランジ性と曲げ加工性に優れた高強度鋼板およびその溶鋼の溶製方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008088486A (ja) * 2006-09-29 2008-04-17 Kobe Steel Ltd 溶接熱影響部の靭性および脆性破壊発生特性に優れた鋼材およびその製法
JP2009138255A (ja) * 2007-11-13 2009-06-25 Kobe Steel Ltd 大入熱溶接時の熱影響部の靭性に優れた溶接用高張力厚鋼板
JP2009179844A (ja) * 2008-01-30 2009-08-13 Kobe Steel Ltd 溶接熱影響部の靭性に優れた高張力厚鋼板
JP2011038180A (ja) * 2009-07-15 2011-02-24 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法
JP2011127220A (ja) * 2009-11-18 2011-06-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材の製造方法
JP2011219797A (ja) * 2010-04-07 2011-11-04 Kobe Steel Ltd 溶接熱影響部の靭性に優れた厚鋼板
JP2012162797A (ja) * 2011-01-18 2012-08-30 Kobe Steel Ltd 溶接熱影響部の靱性に優れた鋼材およびその製造方法
EP2666880A1 (fr) * 2011-01-18 2013-11-27 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Matériau d'acier à ténacité supérieure de zone soudée, touchée par la chaleur, et son procédé de fabrication

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014148447A1 *

Also Published As

Publication number Publication date
EP2977479A1 (fr) 2016-01-27
KR20150119391A (ko) 2015-10-23
KR101718275B1 (ko) 2017-03-20
JP2014185364A (ja) 2014-10-02
JP6226542B2 (ja) 2017-11-08
CN105051229B (zh) 2017-03-15
EP2977479B1 (fr) 2018-04-25
WO2014148447A1 (fr) 2014-09-25
CN105051229A (zh) 2015-11-11

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