EP3674433A4 - Tôle d'acier à haute résistance pour tuyau de canalisation résistant à l'acidité et tuyau en acier à haute résistance l'utilisant - Google Patents

Tôle d'acier à haute résistance pour tuyau de canalisation résistant à l'acidité et tuyau en acier à haute résistance l'utilisant 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
suction
line pipes
steel sheet
resistant line
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
EP17929314.7A
Other languages
German (de)
English (en)
Other versions
EP3674433A1 (fr
EP3674433B1 (fr
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/fr
Publication of EP3674433A4 publication Critical patent/EP3674433A4/fr
Application granted granted Critical
Publication of EP3674433B1 publication Critical patent/EP3674433B1/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
    • C22C38/04—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 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
    • 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 Tôle d'acier à haute résistance pour tuyau de canalisation résistant à l'acidité et tuyau en acier à haute résistance l'utilisant Active EP3674433B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/037891 WO2019077725A1 (fr) 2017-10-19 2017-10-19 Tôle d'acier à haute résistance pour tuyau de canalisation résistant à l'acidité et tuyau en acier à haute résistance l'utilisant

Publications (3)

Publication Number Publication Date
EP3674433A1 EP3674433A1 (fr) 2020-07-01
EP3674433A4 true EP3674433A4 (fr) 2020-07-29
EP3674433B1 EP3674433B1 (fr) 2025-01-29

Family

ID=66174107

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17929314.7A Active EP3674433B1 (fr) 2017-10-19 2017-10-19 Tôle d'acier à haute résistance pour tuyau de canalisation résistant à l'acidité et tuyau en acier à haute résistance l'utilisant

Country Status (6)

Country Link
EP (1) EP3674433B1 (fr)
JP (1) JP6798565B2 (fr)
KR (1) KR102497363B1 (fr)
CN (1) CN111247261A (fr)
BR (1) BR112020007057B1 (fr)
WO (1) WO2019077725A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113151737B (zh) * 2021-02-25 2022-06-07 江阴兴澄特种钢铁有限公司 一种抗氢致裂纹的08Ni3DR钢板及其制造方法
JP7670004B2 (ja) * 2022-08-04 2025-04-30 Ｊｆｅスチール株式会社 ４０キロ級非調質型厚鋼板、溶接鋼管およびそれらの製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011030768A1 (fr) * 2009-09-09 2011-03-17 新日本製鐵株式会社 Tôle d'acier pour tube de canalisation à haute résistance ayant une excellente ténacité à basse température et tuyau en acier pour tube de canalisation à haute résistance
JP2013124398A (ja) * 2011-12-15 2013-06-24 Jfe Steel Corp 高強度耐サワーラインパイプ用鋼板及びその素材
JP2013145221A (ja) * 2011-12-13 2013-07-25 Jfe Steel Corp Ｈｉｃ割れ危険度が低い鋼材及びその中心偏析部評価法
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

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2647302B2 (ja) 1992-03-30 1997-08-27 新日本製鐵株式会社 耐水素誘起割れ性の優れた高強度鋼板の製造方法
JPH07136752A (ja) * 1993-11-18 1995-05-30 Nippon Steel Corp 連続鋳造における鋳片の２次冷却方法およびその装置
JPH07173536A (ja) 1993-12-16 1995-07-11 Nippon Steel Corp 耐サワー性の優れた高強度ラインパイプ用鋼板の製造法
JPH0957327A (ja) 1995-08-22 1997-03-04 Sumitomo Metal Ind Ltd 厚鋼板のスケール除去方法
JP3796133B2 (ja) 2000-04-18 2006-07-12 新日本製鐵株式会社 厚鋼板冷却方法およびその装置
JP2002327212A (ja) 2001-02-28 2002-11-15 Nkk Corp 耐サワーラインパイプ用鋼板の製造方法
JP3711896B2 (ja) 2001-06-26 2005-11-02 Ｊｆｅスチール株式会社 高強度ラインパイプ用鋼板の製造方法
JP2003313638A (ja) * 2002-04-22 2003-11-06 Jfe Steel Kk 耐ｈｉｃ特性に優れた高強度鋼板及びその製造方法
JP5634662B2 (ja) * 2008-02-07 2014-12-03 Ｊｆｅスチール株式会社 均質性に優れた加速冷却型薄肉厚鋼板
KR101224955B1 (ko) * 2010-08-30 2013-01-22 현대제철 주식회사 스트랜드 냉각 제어장치 및 그 방법
JP5672916B2 (ja) * 2010-09-30 2015-02-18 Ｊｆｅスチール株式会社 耐サワーラインパイプ用高強度鋼板およびその製造方法並びに耐サワーラインパイプ用高強度鋼板を用いた高強度鋼管
JP5192074B2 (ja) * 2010-12-20 2013-05-08 Ｔｈｋ株式会社 シール部材及びこれを用いた直線運動案内装置
JP5900303B2 (ja) * 2011-12-09 2016-04-06 Ｊｆｅスチール株式会社 鋼板内の材質均一性に優れた耐サワーラインパイプ用高強度鋼板とその製造方法
JP2014077642A (ja) * 2012-10-09 2014-05-01 Jfe Steel Corp 鋼材のｈｉｃ感受性の評価方法およびそれを用いた耐ｈｉｃ性に優れたラインパイプ用高強度厚鋼板の製造方法
EP3015562B1 (fr) * 2013-06-27 2018-08-01 JFE Steel Corporation Tôle d'acier à haute résistance laminée à chaud et son procédé de production
JP6115735B2 (ja) * 2014-07-25 2017-04-19 Ｊｆｅスチール株式会社 鋼の連続鋳造方法
KR20160147153A (ko) * 2015-06-12 2016-12-22 동국제강주식회사 라인파이프용 고강도 후강판 제조 방법 및 이에 의해 제조된 라인파인프용 고강도 후강판
JP6641875B2 (ja) * 2015-10-21 2020-02-05 日本製鉄株式会社 低降伏比鋼板およびその製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011030768A1 (fr) * 2009-09-09 2011-03-17 新日本製鐵株式会社 Tôle d'acier pour tube de canalisation à haute résistance ayant une excellente ténacité à basse température et tuyau en acier pour tube de canalisation à haute résistance
JP2013145221A (ja) * 2011-12-13 2013-07-25 Jfe Steel Corp Ｈｉｃ割れ危険度が低い鋼材及びその中心偏析部評価法
JP2013124398A (ja) * 2011-12-15 2013-06-24 Jfe Steel Corp 高強度耐サワーラインパイプ用鋼板及びその素材
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

Non-Patent Citations (1)

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

Also Published As

Publication number Publication date
CN111247261A (zh) 2020-06-05
BR112020007057A2 (pt) 2020-10-06
JP6798565B2 (ja) 2020-12-09
EP3674433A1 (fr) 2020-07-01
BR112020007057B1 (pt) 2022-07-12
KR102497363B1 (ko) 2023-02-08
KR20200058490A (ko) 2020-05-27
JPWO2019077725A1 (ja) 2019-11-14
EP3674433B1 (fr) 2025-01-29
WO2019077725A1 (fr) 2019-04-25

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