CN119630827A - 高强度极厚钢板及其制造方法 - Google Patents

高强度极厚钢板及其制造方法 Download PDF

Info

Publication number
CN119630827A
CN119630827A CN202380059615.9A CN202380059615A CN119630827A CN 119630827 A CN119630827 A CN 119630827A CN 202380059615 A CN202380059615 A CN 202380059615A CN 119630827 A CN119630827 A CN 119630827A
Authority
CN
China
Prior art keywords
less
plate thickness
temperature
strength
thickness
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.)
Pending
Application number
CN202380059615.9A
Other languages
English (en)
Chinese (zh)
Inventor
矢野智久
高山直树
橘俊一
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
Priority claimed from PCT/JP2023/031503 external-priority patent/WO2024105967A1/ja
Publication of CN119630827A publication Critical patent/CN119630827A/zh
Pending legal-status Critical Current

Links

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
    • 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
    • C22C38/02—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
    • 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
    • C21D2211/002—Bainite
    • 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

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)
  • Heat Treatment Of Steel (AREA)
CN202380059615.9A 2022-11-14 2023-08-30 高强度极厚钢板及其制造方法 Pending CN119630827A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022181478 2022-11-14
JP2022-181478 2022-11-14
PCT/JP2023/031503 WO2024105967A1 (ja) 2022-11-14 2023-08-30 高強度極厚鋼板およびその製造方法

Publications (1)

Publication Number Publication Date
CN119630827A true CN119630827A (zh) 2025-03-14

Family

ID=90667707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380059615.9A Pending CN119630827A (zh) 2022-11-14 2023-08-30 高强度极厚钢板及其制造方法

Country Status (3)

Country Link
JP (1) JP7468814B1 (https=)
KR (1) KR20250034987A (https=)
CN (1) CN119630827A (https=)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4077167B2 (ja) 2001-02-28 2008-04-16 株式会社神戸製鋼所 アレスト特性に優れた鋼板およびその製法
JP5064149B2 (ja) 2006-12-14 2012-10-31 新日本製鐵株式会社 脆性き裂伝播停止性能に優れた高強度厚鋼板及びその製造方法
BR112012019769B1 (pt) 2010-02-08 2018-05-02 Nippon Steel & Sumitomo Metal Corporation Método de produção de placa de aço.
JP5759109B2 (ja) 2010-03-09 2015-08-05 株式会社神戸製鋼所 脆性亀裂伝播停止特性に優れた鋼材、およびその製造方法
JP5522084B2 (ja) 2011-02-24 2014-06-18 新日鐵住金株式会社 厚鋼板の製造方法
CN108026618B (zh) * 2015-09-18 2020-03-06 杰富意钢铁株式会社 结构用高强度厚钢板及其制造方法
JP6682967B2 (ja) * 2016-04-06 2020-04-15 日本製鉄株式会社 厚鋼板およびその製造方法
CN116752044A (zh) * 2019-06-27 2023-09-15 日本制铁株式会社 钢材及其制造方法
CN116194602A (zh) * 2020-11-05 2023-05-30 杰富意钢铁株式会社 钢板及其制造方法
KR20230094389A (ko) * 2021-12-21 2023-06-28 주식회사 포스코 강도 및 저온 충격인성이 우수한 플랜지용 극후물 강재 및 그 제조방법

Also Published As

Publication number Publication date
JPWO2024105967A1 (https=) 2024-05-23
JP7468814B1 (ja) 2024-04-16
KR20250034987A (ko) 2025-03-11

Similar Documents

Publication Publication Date Title
KR101588258B1 (ko) 취성 균열 전파 정지 특성이 우수한 구조용 고강도 후강판 및 그의 제조 방법
CN104011247B (zh) 脆性裂纹传播停止特性优良的高强度厚钢板及其制造方法
JP6536514B2 (ja) 脆性亀裂伝播停止特性に優れた構造用高強度厚鋼板およびその製造方法
JP5434145B2 (ja) 脆性亀裂伝播停止特性に優れた構造用高強度厚鋼板およびその製造方法
KR20150057998A (ko) 강판
CN113166903B (zh) 具有优异的抗氢致开裂性的钢材及其制造方法
KR101588261B1 (ko) 취성 균열 전파 정지 특성이 우수한 구조용 고강도 후강판 및 그의 제조 방법
WO2024190921A1 (ja) 鋼材
JP5035199B2 (ja) 脆性亀裂伝播停止特性に優れた構造用高強度厚鋼板およびその製造方法
CN104334762B (zh) 脆性裂纹传播停止特性优良的结构用高强度厚钢板及其制造方法
KR101964247B1 (ko) 고강도 극후 강판 및 그의 제조 방법
JP7508029B1 (ja) 高強度極厚鋼板およびその製造方法
KR20190035875A (ko) 고강도 후강판 및 그의 제조 방법
JP7323090B1 (ja) 鋼板および鋼板の製造方法
CN119630827A (zh) 高强度极厚钢板及其制造方法
WO2024105967A1 (ja) 高強度極厚鋼板およびその製造方法
CN113166830B (zh) 钢板及其制造方法
JP2025178632A (ja) 鋼板およびその製造方法
JP2025031575A (ja) 鋼板およびその製造方法
JP2025031576A (ja) 鋼板およびその製造方法
CN120569502A (zh) 氢气输送钢管用高强度钢板、其制造方法和氢气输送钢管
WO2025079721A1 (ja) 鋼材及び圧力容器
WO2023166935A1 (ja) 鋼板および鋼板の製造方法
JP2025133010A (ja) 厚鋼板およびその製造方法
WO2025022587A1 (ja) 鋼板およびその製造方法

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination