JP7315874B2 - 厚鋼板 - Google Patents

厚鋼板 Download PDF

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Publication number
JP7315874B2
JP7315874B2 JP2021575118A JP2021575118A JP7315874B2 JP 7315874 B2 JP7315874 B2 JP 7315874B2 JP 2021575118 A JP2021575118 A JP 2021575118A JP 2021575118 A JP2021575118 A JP 2021575118A JP 7315874 B2 JP7315874 B2 JP 7315874B2
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Japan
Prior art keywords
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content
grains
steel plate
crystal
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JP2021575118A
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Japanese (ja)
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JPWO2021156925A1 (https=
JPWO2021156925A5 (https=
Inventor
仁秀 吉村
崇之 加賀谷
洋志 熊谷
史寿 高峰
仁志 古谷
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.)
Nippon Steel Corp
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Nippon Steel Corp
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Publication of JPWO2021156925A5 publication Critical patent/JPWO2021156925A5/ja
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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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
JP2021575118A 2020-02-03 2020-02-03 厚鋼板 Active JP7315874B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/003986 WO2021156925A1 (ja) 2020-02-03 2020-02-03 厚鋼板

Publications (3)

Publication Number Publication Date
JPWO2021156925A1 JPWO2021156925A1 (https=) 2021-08-12
JPWO2021156925A5 JPWO2021156925A5 (https=) 2022-06-02
JP7315874B2 true JP7315874B2 (ja) 2023-07-27

Family

ID=77199832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021575118A Active JP7315874B2 (ja) 2020-02-03 2020-02-03 厚鋼板

Country Status (2)

Country Link
JP (1) JP7315874B2 (https=)
WO (1) WO2021156925A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20250092395A (ko) 2023-12-14 2025-06-24 주식회사 포스코 구조용 강판 및 이의 제조방법

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7839398B2 (ja) * 2022-06-29 2026-04-02 日本製鉄株式会社 厚鋼板
WO2024161737A1 (ja) * 2023-01-30 2024-08-08 Ｊｆｅスチール株式会社 低降伏比型極厚鋼板およびその製造方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008214754A (ja) 2007-02-09 2008-09-18 Nippon Steel Corp 脆性破壊伝播停止特性と大入熱溶接熱影響部靭性に優れた厚手高強度鋼板の製造方法、及び、脆性破壊伝播停止特性と大入熱溶接熱影響部靭性に優れた厚手高強度鋼板
JP2009084656A (ja) 2007-10-02 2009-04-23 Kobe Steel Ltd 母材靭性に優れた溶接用高張力厚鋼板
JP2009287086A (ja) 2008-05-29 2009-12-10 Sumitomo Metal Ind Ltd 圧延方向に対し４５°方向のアレスト特性に優れた高強度厚肉鋼板およびその製造方法
JP2011001620A (ja) 2009-06-22 2011-01-06 Jfe Steel Corp 優れた生産性と溶接性を兼ね備えた、ｐｗｈｔ後の落重特性に優れた高強度厚鋼板およびその製造方法
JP2019183221A (ja) 2018-04-10 2019-10-24 日本製鉄株式会社 厚鋼板およびその製造方法
JP2019214753A (ja) 2018-06-12 2019-12-19 日本製鉄株式会社 低降伏比耐火鋼板

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008214754A (ja) 2007-02-09 2008-09-18 Nippon Steel Corp 脆性破壊伝播停止特性と大入熱溶接熱影響部靭性に優れた厚手高強度鋼板の製造方法、及び、脆性破壊伝播停止特性と大入熱溶接熱影響部靭性に優れた厚手高強度鋼板
JP2009084656A (ja) 2007-10-02 2009-04-23 Kobe Steel Ltd 母材靭性に優れた溶接用高張力厚鋼板
JP2009287086A (ja) 2008-05-29 2009-12-10 Sumitomo Metal Ind Ltd 圧延方向に対し４５°方向のアレスト特性に優れた高強度厚肉鋼板およびその製造方法
JP2011001620A (ja) 2009-06-22 2011-01-06 Jfe Steel Corp 優れた生産性と溶接性を兼ね備えた、ｐｗｈｔ後の落重特性に優れた高強度厚鋼板およびその製造方法
JP2019183221A (ja) 2018-04-10 2019-10-24 日本製鉄株式会社 厚鋼板およびその製造方法
JP2019214753A (ja) 2018-06-12 2019-12-19 日本製鉄株式会社 低降伏比耐火鋼板

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20250092395A (ko) 2023-12-14 2025-06-24 주식회사 포스코 구조용 강판 및 이의 제조방법

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JPWO2021156925A1 (https=) 2021-08-12
WO2021156925A1 (ja) 2021-08-12

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