CA3126378C - Mechanical structure steel for cold-working and manufacturing method therefor - Google Patents

Mechanical structure steel for cold-working and manufacturing method therefor Download PDF

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Publication number
CA3126378C
CA3126378C CA3126378A CA3126378A CA3126378C CA 3126378 C CA3126378 C CA 3126378C CA 3126378 A CA3126378 A CA 3126378A CA 3126378 A CA3126378 A CA 3126378A CA 3126378 C CA3126378 C CA 3126378C
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CA
Canada
Prior art keywords
mass
less
steel
working
cold
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.)
Active
Application number
CA3126378A
Other languages
English (en)
French (fr)
Other versions
CA3126378A1 (en
Inventor
Koji Yamashita
Shogo Murakami
Masayuki Sakata
Masamichi Chiba
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
Priority claimed from PCT/JP2020/000840 external-priority patent/WO2020158368A1/ja
Publication of CA3126378A1 publication Critical patent/CA3126378A1/en
Application granted granted Critical
Publication of CA3126378C publication Critical patent/CA3126378C/en
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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • 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
    • C21D8/02—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
    • C21D8/0273—Final recrystallisation annealing
    • 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
    • C22C38/18—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
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite

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)
CA3126378A 2019-01-31 2020-01-14 Mechanical structure steel for cold-working and manufacturing method therefor Active CA3126378C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2019016219 2019-01-31
JP2019-016219 2019-01-31
JP2019-211181 2019-11-22
JP2019211181A JP7247078B2 (ja) 2019-01-31 2019-11-22 冷間加工用機械構造用鋼およびその製造方法
PCT/JP2020/000840 WO2020158368A1 (ja) 2019-01-31 2020-01-14 冷間加工用機械構造用鋼およびその製造方法

Publications (2)

Publication Number Publication Date
CA3126378A1 CA3126378A1 (en) 2020-08-06
CA3126378C true CA3126378C (en) 2023-05-09

Family

ID=72083625

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3126378A Active CA3126378C (en) 2019-01-31 2020-01-14 Mechanical structure steel for cold-working and manufacturing method therefor

Country Status (5)

Country Link
JP (1) JP7247078B2 (ko)
KR (1) KR102629833B1 (ko)
CN (1) CN113348256A (ko)
CA (1) CA3126378C (ko)
TW (1) TWI727621B (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240150861A1 (en) * 2021-02-26 2024-05-09 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Cold-workable mechanical structural steel, and method for manufacturing same
CN113106343B (zh) * 2021-04-02 2022-06-21 大冶特殊钢有限公司 一种海洋平台用螺栓钢及其制造方法
KR102521913B1 (ko) * 2021-06-25 2023-05-02 주식회사 에스비비테크 파동 기어 장치 제조 방법
WO2023190994A1 (ja) * 2022-03-31 2023-10-05 日本製鉄株式会社 線材

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3742232B2 (ja) * 1998-10-13 2006-02-01 株式会社神戸製鋼所 迅速球状化可能で冷間鍛造性の優れた鋼線材およびその製造方法
JP5486634B2 (ja) * 2012-04-24 2014-05-07 株式会社神戸製鋼所 冷間加工用機械構造用鋼及びその製造方法
JP6497146B2 (ja) * 2015-03-16 2019-04-10 新日鐵住金株式会社 冷間加工性に優れた鋼線材
EP3517645B1 (en) * 2016-09-21 2021-10-06 JFE Steel Corporation Steel pipe or tube for pressure vessels, method of producing steel pipe or tube for pressure vessels, and composite pressure vessel liner

Also Published As

Publication number Publication date
JP2020125538A (ja) 2020-08-20
CA3126378A1 (en) 2020-08-06
KR102629833B1 (ko) 2024-01-25
CN113348256A (zh) 2021-09-03
TW202031911A (zh) 2020-09-01
JP7247078B2 (ja) 2023-03-28
TWI727621B (zh) 2021-05-11
KR20210113668A (ko) 2021-09-16

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