EP3282028A4 - Steel sheet for high strength line pipe with excellent low temperature toughness and steel pipe for high strength line pipe - Google Patents

Steel sheet for high strength line pipe with excellent low temperature toughness and steel pipe for high strength line pipe Download PDF

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Publication number
EP3282028A4
EP3282028A4 EP16776617.9A EP16776617A EP3282028A4 EP 3282028 A4 EP3282028 A4 EP 3282028A4 EP 16776617 A EP16776617 A EP 16776617A EP 3282028 A4 EP3282028 A4 EP 3282028A4
Authority
EP
European Patent Office
Prior art keywords
high strength
strength line
pipe
line pipe
steel
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Withdrawn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
EP16776617.9A
Other languages
German (de)
French (fr)
Other versions
EP3282028A1 (en
Inventor
Kiichiro TASHIRO
Shinsuke Sato
Haruya KAWANO
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 EP3282028A1 publication Critical patent/EP3282028A1/en
Publication of EP3282028A4 publication Critical patent/EP3282028A4/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • C21C7/0006—Adding metallic additives
    • 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
    • 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
    • C22C38/40—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
    • C22C38/58—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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
EP16776617.9A 2015-04-10 2016-04-07 Steel sheet for high strength line pipe with excellent low temperature toughness and steel pipe for high strength line pipe Withdrawn EP3282028A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015081206 2015-04-10
PCT/JP2016/061381 WO2016163451A1 (en) 2015-04-10 2016-04-07 Steel sheet for high strength line pipe with excellent low temperature toughness and steel pipe for high strength line pipe

Publications (2)

Publication Number Publication Date
EP3282028A1 EP3282028A1 (en) 2018-02-14
EP3282028A4 true EP3282028A4 (en) 2018-11-07

Family

ID=57073139

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16776617.9A Withdrawn EP3282028A4 (en) 2015-04-10 2016-04-07 Steel sheet for high strength line pipe with excellent low temperature toughness and steel pipe for high strength line pipe

Country Status (5)

Country Link
EP (1) EP3282028A4 (en)
JP (1) JP2016199806A (en)
KR (1) KR20170118899A (en)
CN (1) CN107532254A (en)
WO (1) WO2016163451A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7027858B2 (en) * 2017-12-11 2022-03-02 日本製鉄株式会社 Manufacturing method of carbon steel slabs and carbon steel slabs
CN110004356A (en) * 2019-03-28 2019-07-12 包头钢铁（集团）有限责任公司 One kind rust-proof oil casing steel of low carbon high alloy containing rare earth and its preparation process
CN110004357A (en) * 2019-03-28 2019-07-12 包头钢铁（集团）有限责任公司 One kind shale gas seamless steel pipe of high-ductility containing rare earth high-strength and preparation method thereof
JP7440741B2 (en) * 2019-12-18 2024-02-29 日本製鉄株式会社 ERW steel pipe for line pipe and method for manufacturing ERW steel pipe for line pipe
CN113604747B (en) * 2021-08-18 2022-04-08 宝武集团鄂城钢铁有限公司 High-performance corrosion-resistant refractory steel with excellent-80 ℃ low-temperature toughness and production method thereof
KR20230090416A (en) * 2021-12-14 2023-06-22 주식회사 포스코 Steel plate having excellent hydrogen induced craking resistance and low-temperature impact toughness, and method for manufacturing the same

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009138255A (en) * 2007-11-13 2009-06-25 Kobe Steel Ltd High tensile strength thick steel plate for welding, having excellent toughness in heat-affected zone at large heat-input welding
EP2592169A1 (en) * 2011-02-24 2013-05-15 Nippon Steel & Sumitomo Metal Corporation High-strength steel sheet exhibiting superior stretch-flange formability and bendability, and method of preparing ingot steel
EP2644729A2 (en) * 2012-03-30 2013-10-02 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Steel plate with excellent hydrogen induced cracking resistance, and manufacturing method of the same
JP5342902B2 (en) * 2009-03-11 2013-11-13 株式会社神戸製鋼所 Steel material excellent in toughness and base metal fatigue characteristics of weld heat-affected zone and its manufacturing method
WO2014045829A1 (en) * 2012-09-19 2014-03-27 株式会社神戸製鋼所 Thick steel sheet having excellent welding heat-affected part toughness
WO2015022899A1 (en) * 2013-08-16 2015-02-19 新日鐵住金株式会社 Electric-resistance-welded steel pipe with excellent weld quality and method for producing same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5576640B2 (en) * 2009-03-25 2014-08-20 株式会社神戸製鋼所 Steel with excellent toughness in weld heat affected zone
JP5820341B2 (en) * 2012-06-19 2015-11-24 株式会社神戸製鋼所 Steel with excellent toughness in weld heat affected zone
JP6165088B2 (en) * 2013-03-29 2017-07-19 株式会社神戸製鋼所 Steel sheets and line pipe steel pipes with excellent resistance to hydrogen-induced cracking and toughness of weld heat affected zone
JP6343472B2 (en) * 2014-03-28 2018-06-13 株式会社神戸製鋼所 Steel sheets for high-strength line pipes and steel pipes for high-strength line pipes with excellent low-temperature toughness

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009138255A (en) * 2007-11-13 2009-06-25 Kobe Steel Ltd High tensile strength thick steel plate for welding, having excellent toughness in heat-affected zone at large heat-input welding
JP5342902B2 (en) * 2009-03-11 2013-11-13 株式会社神戸製鋼所 Steel material excellent in toughness and base metal fatigue characteristics of weld heat-affected zone and its manufacturing method
EP2592169A1 (en) * 2011-02-24 2013-05-15 Nippon Steel & Sumitomo Metal Corporation High-strength steel sheet exhibiting superior stretch-flange formability and bendability, and method of preparing ingot steel
EP2644729A2 (en) * 2012-03-30 2013-10-02 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Steel plate with excellent hydrogen induced cracking resistance, and manufacturing method of the same
WO2014045829A1 (en) * 2012-09-19 2014-03-27 株式会社神戸製鋼所 Thick steel sheet having excellent welding heat-affected part toughness
WO2015022899A1 (en) * 2013-08-16 2015-02-19 新日鐵住金株式会社 Electric-resistance-welded steel pipe with excellent weld quality and method for producing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016163451A1 *

Also Published As

Publication number Publication date
WO2016163451A1 (en) 2016-10-13
JP2016199806A (en) 2016-12-01
KR20170118899A (en) 2017-10-25
CN107532254A (en) 2018-01-02
EP3282028A1 (en) 2018-02-14

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