EP3239334A4 - Steel plate having excellent resistance to hydrogen-induced cracking, and steel pipe for line pipe - Google Patents

Steel plate having excellent resistance to hydrogen-induced cracking, and steel pipe for line pipe Download PDF

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Publication number
EP3239334A4
EP3239334A4 EP15873097.8A EP15873097A EP3239334A4 EP 3239334 A4 EP3239334 A4 EP 3239334A4 EP 15873097 A EP15873097 A EP 15873097A EP 3239334 A4 EP3239334 A4 EP 3239334A4
Authority
EP
European Patent Office
Prior art keywords
pipe
steel
hydrogen
excellent resistance
induced cracking
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Withdrawn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
EP15873097.8A
Other languages
German (de)
French (fr)
Other versions
EP3239334A1 (en
Inventor
Kiichiro TASHIRO
Taku Kato
Haruya KAWANO
Yuichi OKA
Shinsuke Sato
Sei Kimura
Takashi Miyake
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
Priority claimed from PCT/JP2015/085872 external-priority patent/WO2016104529A1/en
Publication of EP3239334A1 publication Critical patent/EP3239334A1/en
Publication of EP3239334A4 publication Critical patent/EP3239334A4/en
Withdrawn legal-status Critical Current

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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
    • C22C38/14—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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys 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
    • 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
    • C22C38/16—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
    • C22C38/40—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
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes

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)
EP15873097.8A 2014-12-26 2015-12-22 Steel plate having excellent resistance to hydrogen-induced cracking, and steel pipe for line pipe Withdrawn EP3239334A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014266490 2014-12-26
JP2015208021A JP2016125139A (en) 2014-12-26 2015-10-22 Steel sheet and steel pipe for line pipe excellent in hydrogen-induced crack resistance
PCT/JP2015/085872 WO2016104529A1 (en) 2014-12-26 2015-12-22 Steel plate having excellent resistance to hydrogen-induced cracking, and steel pipe for line pipe

Publications (2)

Publication Number Publication Date
EP3239334A1 EP3239334A1 (en) 2017-11-01
EP3239334A4 true EP3239334A4 (en) 2018-06-27

Family

ID=56356707

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15873097.8A Withdrawn EP3239334A4 (en) 2014-12-26 2015-12-22 Steel plate having excellent resistance to hydrogen-induced cracking, and steel pipe for line pipe

Country Status (4)

Country Link
EP (1) EP3239334A4 (en)
JP (1) JP2016125139A (en)
KR (1) KR20170093962A (en)
CN (1) CN107109594A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016125140A (en) * 2014-12-26 2016-07-11 株式会社神戸製鋼所 Steel sheet and steel pipe for line pipe excellent in hydrogen-induced crack resistance and toughness
JP6869151B2 (en) * 2016-11-16 2021-05-12 株式会社神戸製鋼所 Steel pipes for steel plates and line pipes and their manufacturing methods
CN107937831B (en) * 2017-11-16 2019-09-10 兰州兰石集团有限公司 Pressure vessel 12Cr2Mo1V steel alloy and its forging heat treatment process
KR102830745B1 (en) 2019-12-20 2025-07-07 주식회사 포스코 Fitting part having excellent resistance to sulfide stress cracking and manufacturing method for the same
JP7636672B2 (en) * 2021-09-22 2025-02-27 日本製鉄株式会社 Evaluation method for hydrogen-induced cracking resistance of steel
CN114058975A (en) * 2021-11-19 2022-02-18 鞍钢股份有限公司 High heat input welded low temperature resistant corrosion resistant steel for cargo oil tank and manufacturing method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014208892A (en) * 2013-03-29 2014-11-06 株式会社神戸製鋼所 Steel sheet and line pipe steel pipe excellent in hydrogen-induced crack resistance and toughness
JP2014208891A (en) * 2013-03-29 2014-11-06 株式会社神戸製鋼所 Steel sheet and line pipe steel pipe excellent in hydrogen-induced crack resistance and heat affected zone toughness
EP3018231A1 (en) * 2013-07-01 2016-05-11 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Steel plate having excellent hydrogen-induced-cracking resistance and toughness, and steel tube for line pipe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5540982B2 (en) * 2010-08-09 2014-07-02 新日鐵住金株式会社 Steel with excellent resistance to hydrogen-induced cracking
JP5853661B2 (en) * 2011-12-15 2016-02-09 Ｊｆｅスチール株式会社 Steel sheet for high-strength sour line pipe, its material and manufacturing method of steel sheet for high-strength sour line pipe
JP5910195B2 (en) * 2012-03-14 2016-04-27 Ｊｆｅスチール株式会社 Method for evaluating HIC resistance of steel material and method for producing high strength thick steel plate for line pipe using the same
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
JP2016125140A (en) * 2014-12-26 2016-07-11 株式会社神戸製鋼所 Steel sheet and steel pipe for line pipe excellent in hydrogen-induced crack resistance and toughness
JP6584912B2 (en) * 2014-12-26 2019-10-02 株式会社神戸製鋼所 Steel plate and line pipe steel pipe with excellent hydrogen-induced crack resistance
JP2016125137A (en) * 2014-12-26 2016-07-11 株式会社神戸製鋼所 Steel sheet and steel pipe for line pipe excellent in hydrogen-induced crack resistance

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014208892A (en) * 2013-03-29 2014-11-06 株式会社神戸製鋼所 Steel sheet and line pipe steel pipe excellent in hydrogen-induced crack resistance and toughness
JP2014208891A (en) * 2013-03-29 2014-11-06 株式会社神戸製鋼所 Steel sheet and line pipe steel pipe excellent in hydrogen-induced crack resistance and heat affected zone toughness
EP3018231A1 (en) * 2013-07-01 2016-05-11 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Steel plate having excellent hydrogen-induced-cracking resistance and toughness, and steel tube for line pipe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016104529A1 *

Also Published As

Publication number Publication date
EP3239334A1 (en) 2017-11-01
KR20170093962A (en) 2017-08-16
JP2016125139A (en) 2016-07-11
CN107109594A (en) 2017-08-29

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