EP3674433A4 - High-strength steel sheet for sour-resistant line pipe, and high-strength steel pipe using same - Google Patents

High-strength steel sheet for sour-resistant line pipe, and high-strength steel pipe using same Download PDF

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Publication number
EP3674433A4
EP3674433A4 EP17929314.7A EP17929314A EP3674433A4 EP 3674433 A4 EP3674433 A4 EP 3674433A4 EP 17929314 A EP17929314 A EP 17929314A EP 3674433 A4 EP3674433 A4 EP 3674433A4
Authority
EP
European Patent Office
Prior art keywords
strength steel
pipe
sour
same
steel sheet
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.)
Pending
Application number
EP17929314.7A
Other languages
German (de)
French (fr)
Other versions
EP3674433A1 (en
Inventor
Junji Shimamura
Tomoyuki Yokota
Shinichi Izumikawa
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.)
JFE Steel Corp
Original Assignee
JFE 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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP3674433A1 publication Critical patent/EP3674433A1/en
Publication of EP3674433A4 publication Critical patent/EP3674433A4/en
Pending 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
    • C22C38/04—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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • 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
    • C22C38/24—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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese

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)
EP17929314.7A 2017-10-19 2017-10-19 High-strength steel sheet for sour-resistant line pipe, and high-strength steel pipe using same Pending EP3674433A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/037891 WO2019077725A1 (en) 2017-10-19 2017-10-19 High-strength steel sheet for sour-resistant line pipe, and high-strength steel pipe using same

Publications (2)

Publication Number Publication Date
EP3674433A1 EP3674433A1 (en) 2020-07-01
EP3674433A4 true EP3674433A4 (en) 2020-07-29

Family

ID=66174107

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17929314.7A Pending EP3674433A4 (en) 2017-10-19 2017-10-19 High-strength steel sheet for sour-resistant line pipe, and high-strength steel pipe using same

Country Status (6)

Country Link
EP (1) EP3674433A4 (en)
JP (1) JP6798565B2 (en)
KR (1) KR102497363B1 (en)
CN (1) CN111247261A (en)
BR (1) BR112020007057B1 (en)
WO (1) WO2019077725A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113151737B (en) * 2021-02-25 2022-06-07 江阴兴澄特种钢铁有限公司 08Ni3DR steel plate with hydrogen induced cracking resistance and manufacturing method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011030768A1 (en) * 2009-09-09 2011-03-17 新日本製鐵株式会社 Steel sheet for high-strength line pipe having excellent low-temperature toughness, and steel pipe for high-strength line pipe
JP2013124398A (en) * 2011-12-15 2013-06-24 Jfe Steel Corp Steel sheet for high strength sour resistant line pipe, and material therefor
JP2013145221A (en) * 2011-12-13 2013-07-25 Jfe Steel Corp Steel material having low risk of hic crack and central segregation part evaluation method thereof
EP2980238A1 (en) * 2013-03-29 2016-02-03 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Steel plate with excellent hydrogen-induced cracking resistance and toughness, and line pipe steel tube

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2647302B2 (en) 1992-03-30 1997-08-27 新日本製鐵株式会社 Method for producing high-strength steel sheet with excellent resistance to hydrogen-induced cracking
JPH07136752A (en) * 1993-11-18 1995-05-30 Nippon Steel Corp Secondary cooling method for slab in continuous casting and its device
JPH07173536A (en) 1993-12-16 1995-07-11 Nippon Steel Corp Production of steel sheet for high strength line pipe excellent in sour resistance
JPH0957327A (en) 1995-08-22 1997-03-04 Sumitomo Metal Ind Ltd Scale removal method of steel plate
JP3796133B2 (en) 2000-04-18 2006-07-12 新日本製鐵株式会社 Thick steel plate cooling method and apparatus
JP2002327212A (en) 2001-02-28 2002-11-15 Nkk Corp Method for manufacturing sour resistant steel sheet for line pipe
JP3711896B2 (en) 2001-06-26 2005-11-02 Ｊｆｅスチール株式会社 Manufacturing method of steel sheets for high-strength line pipes
JP2003313638A (en) * 2002-04-22 2003-11-06 Jfe Steel Kk High-strength steel sheet superior in hic resistance and manufacturing method therefor
JP5634662B2 (en) * 2008-02-07 2014-12-03 Ｊｆｅスチール株式会社 Accelerated cooling type thin wall steel plate with excellent homogeneity
KR101224955B1 (en) * 2010-08-30 2013-01-22 현대제철 주식회사 Device for controlling cooling of strand and method therefor
JP5672916B2 (en) * 2010-09-30 2015-02-18 Ｊｆｅスチール株式会社 High-strength steel sheet for sour line pipes, method for producing the same, and high-strength steel pipe using high-strength steel sheets for sour line pipes
JP5192074B2 (en) * 2010-12-20 2013-05-08 Ｔｈｋ株式会社 Seal member and linear motion guide apparatus using the same
JP5900303B2 (en) * 2011-12-09 2016-04-06 Ｊｆｅスチール株式会社 High-strength steel sheet for sour-resistant pipes with excellent material uniformity in the steel sheet and its manufacturing method
JP2014077642A (en) * 2012-10-09 2014-05-01 Jfe Steel Corp Estimation method of hic sensitivity of steel material and manufacturing method of high strength thick steel plate for line pipe superior in anti hic performance using the same
US10202667B2 (en) * 2013-06-27 2019-02-12 Jfe Steel Corporation High strength hot rolled steel sheet and method for manufacturing the same
JP6115735B2 (en) 2014-07-25 2017-04-19 Ｊｆｅスチール株式会社 Steel continuous casting method
KR20160147153A (en) * 2015-06-12 2016-12-22 동국제강주식회사 Manufacturing method of high strength steel plate for line pipe and high strength steel plate for line pipe
JP6641875B2 (en) * 2015-10-21 2020-02-05 日本製鉄株式会社 Low yield ratio steel sheet and method of manufacturing the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011030768A1 (en) * 2009-09-09 2011-03-17 新日本製鐵株式会社 Steel sheet for high-strength line pipe having excellent low-temperature toughness, and steel pipe for high-strength line pipe
JP2013145221A (en) * 2011-12-13 2013-07-25 Jfe Steel Corp Steel material having low risk of hic crack and central segregation part evaluation method thereof
JP2013124398A (en) * 2011-12-15 2013-06-24 Jfe Steel Corp Steel sheet for high strength sour resistant line pipe, and material therefor
EP2980238A1 (en) * 2013-03-29 2016-02-03 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Steel plate with excellent hydrogen-induced cracking resistance and toughness, and line pipe steel tube

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019077725A1 *

Also Published As

Publication number Publication date
BR112020007057A2 (en) 2020-10-06
KR20200058490A (en) 2020-05-27
EP3674433A1 (en) 2020-07-01
KR102497363B1 (en) 2023-02-08
JP6798565B2 (en) 2020-12-09
CN111247261A (en) 2020-06-05
JPWO2019077725A1 (en) 2019-11-14
WO2019077725A1 (en) 2019-04-25
BR112020007057B1 (en) 2022-07-12

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