EP3521469A4 - STEEL - Google Patents

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Publication number
EP3521469A4
EP3521469A4 EP16917654.2A EP16917654A EP3521469A4 EP 3521469 A4 EP3521469 A4 EP 3521469A4 EP 16917654 A EP16917654 A EP 16917654A EP 3521469 A4 EP3521469 A4 EP 3521469A4
Authority
EP
European Patent Office
Prior art keywords
steel
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.)
Withdrawn
Application number
EP16917654.2A
Other languages
German (de)
French (fr)
Other versions
EP3521469A1 (en
Inventor
Manabu Kubota
Akira Shiga
Hajime Hasegawa
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
Original Assignee
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP3521469A1 publication Critical patent/EP3521469A1/en
Publication of EP3521469A4 publication Critical patent/EP3521469A4/en
Withdrawn legal-status Critical Current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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • 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
    • C22C38/001—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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/04—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
    • C22C38/06—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
    • C22C38/18—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
    • 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium

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)
EP16917654.2A 2016-09-28 2016-09-28 STEEL Withdrawn EP3521469A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2016/078558 WO2018061101A1 (en) 2016-09-28 2016-09-28 Steel

Publications (2)

Publication Number Publication Date
EP3521469A1 EP3521469A1 (en) 2019-08-07
EP3521469A4 true EP3521469A4 (en) 2020-03-11

Family

ID=61760184

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16917654.2A Withdrawn EP3521469A4 (en) 2016-09-28 2016-09-28 STEEL

Country Status (6)

Country Link
US (1) US20190256957A1 (en)
EP (1) EP3521469A4 (en)
JP (1) JP6798557B2 (en)
KR (1) KR20190041502A (en)
CN (1) CN109790602B (en)
WO (1) WO2018061101A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7155644B2 (en) * 2018-06-18 2022-10-19 日本製鉄株式会社 bolt
CN111100976A (en) * 2019-09-20 2020-05-05 河南中原特钢装备制造有限公司 Heat treatment process for preventing cracking of steel for glass mold after forging
CN113667906B (en) * 2021-07-22 2023-01-31 河钢股份有限公司 Fine steel for straight weather-resistant high-strength bolt and production method thereof
KR20230082090A (en) * 2021-12-01 2023-06-08 주식회사 포스코 Wire rods and steel parts for cold forging with improved resistance to delayed fracture, and manufacturing method thereof
CN114855093B (en) * 2022-03-28 2023-10-03 本钢板材股份有限公司 A kind of high cold heading formability, low carbon, low silicon and aluminum-containing cold heading steel hot-rolled wire rod and its preparation method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007239028A (en) * 2006-03-08 2007-09-20 Honda Motor Co Ltd Heat treatment method for steel
JP2014019904A (en) * 2012-07-18 2014-02-03 Nippon Steel & Sumitomo Metal Hardened steel material, method for producing the same and, steel material for hardening
US20140373978A1 (en) * 2012-01-26 2014-12-25 Nippon Steel & Sumitomo Metal Corporation Case hardened steel having reduced thermal treatment distortion
EP2837707A1 (en) * 2012-04-10 2015-02-18 Nippon Steel & Sumitomo Metal Corporation Steel sheet suitable as impact absorbing member, and method for manufacturing same
EP2883976A1 (en) * 2012-08-07 2015-06-17 Nippon Steel & Sumitomo Metal Corporation Zinc-plated steel sheet for hot press molding

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49293B1 (en) 1969-03-24 1974-01-07
JPS5241276B2 (en) 1972-04-20 1977-10-17
JPS61253347A (en) 1985-04-30 1986-11-11 Kobe Steel Ltd Low carbon steel having superior cold workability
JPS63216952A (en) * 1987-03-04 1988-09-09 Daido Steel Co Ltd Steel for cold forging
JPH0756046B2 (en) 1989-04-08 1995-06-14 株式会社神戸製鋼所 Method for producing B-containing steel
JPH0563524A (en) 1991-08-29 1993-03-12 Sharp Corp Signal input circuit
JPH05339676A (en) 1992-06-11 1993-12-21 Nippon Steel Corp Steel material for machine structure excellent in cold workability and its manufacturing method
JPH0797656A (en) * 1993-09-30 1995-04-11 Kobe Steel Ltd Cold forging steel
JP3443285B2 (en) 1997-07-23 2003-09-02 新日本製鐵株式会社 Hot rolled steel for cold forging with excellent crystal grain coarsening prevention properties and cold forgeability, and method for producing the same
JP2000328189A (en) 1999-05-11 2000-11-28 Sumitomo Metal Ind Ltd Steel for cold forging
JP4448047B2 (en) 2005-03-25 2010-04-07 株式会社神戸製鋼所 A steel for skin hardening that has excellent grain coarsening resistance and cold workability, and can omit softening annealing.
CN104308089A (en) * 2012-10-22 2015-01-28 宁波吉威熔模铸造有限公司 Method for manufacturing automobile engine support

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007239028A (en) * 2006-03-08 2007-09-20 Honda Motor Co Ltd Heat treatment method for steel
US20140373978A1 (en) * 2012-01-26 2014-12-25 Nippon Steel & Sumitomo Metal Corporation Case hardened steel having reduced thermal treatment distortion
EP2837707A1 (en) * 2012-04-10 2015-02-18 Nippon Steel & Sumitomo Metal Corporation Steel sheet suitable as impact absorbing member, and method for manufacturing same
JP2014019904A (en) * 2012-07-18 2014-02-03 Nippon Steel & Sumitomo Metal Hardened steel material, method for producing the same and, steel material for hardening
EP2883976A1 (en) * 2012-08-07 2015-06-17 Nippon Steel & Sumitomo Metal Corporation Zinc-plated steel sheet for hot press molding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018061101A1 *

Also Published As

Publication number Publication date
CN109790602A (en) 2019-05-21
EP3521469A1 (en) 2019-08-07
KR20190041502A (en) 2019-04-22
CN109790602B (en) 2021-03-02
JPWO2018061101A1 (en) 2019-07-04
JP6798557B2 (en) 2020-12-09
US20190256957A1 (en) 2019-08-22
WO2018061101A1 (en) 2018-04-05

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RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: NIPPON STEEL CORPORATION

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Effective date: 20200207

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Ipc: C22C 38/06 20060101ALI20200203BHEP

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