EP3124639A4 - Tôle d'acier pour tuyau de canalisation à haute résistance ayant une excellente ténacité à basse température et tube en acier pour tuyau de canalisation à haute résistance - Google Patents

Tôle d'acier pour tuyau de canalisation à haute résistance ayant une excellente ténacité à basse température et tube en acier pour tuyau de canalisation à haute résistance Download PDF

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Publication number
EP3124639A4
EP3124639A4 EP15770365.3A EP15770365A EP3124639A4 EP 3124639 A4 EP3124639 A4 EP 3124639A4 EP 15770365 A EP15770365 A EP 15770365A EP 3124639 A4 EP3124639 A4 EP 3124639A4
Authority
EP
European Patent Office
Prior art keywords
line pipe
strength line
low temperature
excellent low
temperature 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
EP15770365.3A
Other languages
German (de)
English (en)
Other versions
EP3124639B1 (fr
EP3124639A1 (fr
Inventor
Yoshiyuki Kobayashi
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 EP3124639A1 publication Critical patent/EP3124639A1/fr
Publication of EP3124639A4 publication Critical patent/EP3124639A4/fr
Application granted granted Critical
Publication of EP3124639B1 publication Critical patent/EP3124639B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C22C38/18—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
    • 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
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • 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
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes
    • 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
    • C22C38/02—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
    • C22C38/06—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
    • C22C38/12—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
    • 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
    • C21D2211/005—Ferrite
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
EP15770365.3A 2014-03-28 2015-03-25 Tôle d'acier pour tuyau de canalisation à haute résistance ayant une excellente ténacité à basse température et tube en acier pour tuyau de canalisation à haute résistance Active EP3124639B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014070279A JP6343472B2 (ja) 2014-03-28 2014-03-28 低温靭性に優れた高強度ラインパイプ用鋼板および高強度ラインパイプ用鋼管
PCT/JP2015/059122 WO2015147055A1 (fr) 2014-03-28 2015-03-25 Tôle d'acier pour tuyau de canalisation à haute résistance ayant une excellente ténacité à basse température et tube en acier pour tuyau de canalisation à haute résistance

Publications (3)

Publication Number Publication Date
EP3124639A1 EP3124639A1 (fr) 2017-02-01
EP3124639A4 true EP3124639A4 (fr) 2017-11-15
EP3124639B1 EP3124639B1 (fr) 2022-07-13

Family

ID=54195566

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15770365.3A Active EP3124639B1 (fr) 2014-03-28 2015-03-25 Tôle d'acier pour tuyau de canalisation à haute résistance ayant une excellente ténacité à basse température et tube en acier pour tuyau de canalisation à haute résistance

Country Status (5)

Country Link
EP (1) EP3124639B1 (fr)
JP (1) JP6343472B2 (fr)
KR (1) KR102041770B1 (fr)
CN (1) CN106103778B (fr)
WO (1) WO2015147055A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016199806A (ja) * 2015-04-10 2016-12-01 株式会社神戸製鋼所 低温靱性に優れた高強度ラインパイプ用鋼板および高強度ラインパイプ用鋼管

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2980238A1 (fr) * 2013-03-29 2016-02-03 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Plaque en acier présentant une résistance à la fissuration induite par l'hydrogène et une ténacité excellentes, et tube de canalisation en acier
EP3018231A1 (fr) * 2013-07-01 2016-05-11 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Tôle d'acier présentant une excellente résistance aux fissurations induites par l'hydrogène et une excellente ténacité ainsi que tube d'acier pour un tube de canalisation

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0920921A (ja) * 1995-06-30 1997-01-21 Kobe Steel Ltd セパレーションを利用する高靱性鋼板の製造方法
JPH1171615A (ja) * 1997-08-29 1999-03-16 Nippon Steel Corp 低温靱性に優れた厚鋼板の製造方法
JP4660034B2 (ja) * 2001-08-27 2011-03-30 新日本製鐵株式会社 高い衝撃吸収エネルギーを有する板厚１５ｍｍ以下のＸ７０級鋼板の非水冷型製造方法。
JP4705287B2 (ja) * 2001-09-20 2011-06-22 新日本製鐵株式会社 高い吸収エネルギーを有する薄手高強度鋼板の非水冷型製造方法
JP5472423B2 (ja) 2005-03-29 2014-04-16 Ｊｆｅスチール株式会社 耐切断割れ性に優れた高強度・高靱性厚鋼板
JP5131714B2 (ja) * 2009-09-02 2013-01-30 新日鐵住金株式会社 低温靭性に優れた高強度ラインパイプ用鋼板及び高強度ラインパイプ用鋼管
JP5747398B2 (ja) * 2009-11-20 2015-07-15 国立研究開発法人物質・材料研究機構 高強度鋼
JP5621478B2 (ja) * 2010-09-29 2014-11-12 Ｊｆｅスチール株式会社 高靱性かつ高変形性高強度鋼管用鋼板およびその製造方法
JP5472071B2 (ja) * 2010-12-13 2014-04-16 新日鐵住金株式会社 ラインパイプ用鋼材
JP5741483B2 (ja) 2012-02-27 2015-07-01 新日鐵住金株式会社 現地溶接性に優れるラインパイプ用高強度熱延鋼板およびその製造方法
JP5824401B2 (ja) * 2012-03-30 2015-11-25 株式会社神戸製鋼所 耐水素誘起割れ性に優れた鋼板およびその製造方法
CN102851587B (zh) * 2012-09-06 2014-02-12 江苏沙钢集团有限公司 抗变形x80-x100管线钢板

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2980238A1 (fr) * 2013-03-29 2016-02-03 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Plaque en acier présentant une résistance à la fissuration induite par l'hydrogène et une ténacité excellentes, et tube de canalisation en acier
EP3018231A1 (fr) * 2013-07-01 2016-05-11 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Tôle d'acier présentant une excellente résistance aux fissurations induites par l'hydrogène et une excellente ténacité ainsi que tube d'acier pour un tube de canalisation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015147055A1 *

Also Published As

Publication number Publication date
EP3124639B1 (fr) 2022-07-13
CN106103778A (zh) 2016-11-09
CN106103778B (zh) 2019-03-22
EP3124639A1 (fr) 2017-02-01
JP2015190042A (ja) 2015-11-02
KR20160118360A (ko) 2016-10-11
WO2015147055A1 (fr) 2015-10-01
JP6343472B2 (ja) 2018-06-13
KR102041770B1 (ko) 2019-11-07

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