EP3112491A4 - Rolled material for high strength spring, and wire for high strength spring - Google Patents

Rolled material for high strength spring, and wire for high strength spring Download PDF

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Publication number
EP3112491A4
EP3112491A4 EP15755898.2A EP15755898A EP3112491A4 EP 3112491 A4 EP3112491 A4 EP 3112491A4 EP 15755898 A EP15755898 A EP 15755898A EP 3112491 A4 EP3112491 A4 EP 3112491A4
Authority
EP
European Patent Office
Prior art keywords
high strength
strength spring
wire
rolled material
spring
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Withdrawn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
EP15755898.2A
Other languages
German (de)
French (fr)
Other versions
EP3112491A1 (en
Inventor
Atsuhiko TAKEDA
Tomokazu Masuda
Sho Takayama
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=54008729&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP3112491(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of EP3112491A1 publication Critical patent/EP3112491A1/en
Publication of EP3112491A4 publication Critical patent/EP3112491A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
    • 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
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
    • 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
    • C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
    • 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
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • 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
    • C22C38/08—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
    • C22C38/14—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
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/18—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
    • 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
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—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
    • 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
    • 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
    • C21D2211/004—Dispersions; Precipitations
    • 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
    • C21D2211/008—Martensite
    • 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
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/06—Extraction of hydrogen
    • 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
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
EP15755898.2A 2014-02-28 2015-02-03 Rolled material for high strength spring, and wire for high strength spring Withdrawn EP3112491A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014039368 2014-02-28
PCT/JP2015/052960 WO2015129403A1 (en) 2014-02-28 2015-02-03 Rolled material for high strength spring, and wire for high strength spring

Publications (2)

Publication Number Publication Date
EP3112491A1 EP3112491A1 (en) 2017-01-04
EP3112491A4 true EP3112491A4 (en) 2017-11-15

Family

ID=54008729

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15755898.2A Withdrawn EP3112491A4 (en) 2014-02-28 2015-02-03 Rolled material for high strength spring, and wire for high strength spring

Country Status (8)

Country Link
US (1) US20170058376A1 (en)
EP (1) EP3112491A4 (en)
JP (1) JP6452454B2 (en)
KR (2) KR20160119216A (en)
CN (1) CN106062229B (en)
MX (1) MX2016011156A (en)
TW (1) TWI535856B (en)
WO (1) WO2015129403A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6212473B2 (en) * 2013-12-27 2017-10-11 株式会社神戸製鋼所 Rolled material for high-strength spring and high-strength spring wire using the same
JP6458927B2 (en) * 2014-10-07 2019-01-30 大同特殊鋼株式会社 High-strength spring steel with excellent wire rod rollability
CN105543652B (en) * 2015-12-21 2018-02-09 武钢集团昆明钢铁股份有限公司 A kind of forging steel molten steel and its smelting process for being used to manufacture vehicle wheel
CN108474086A (en) * 2016-01-26 2018-08-31 新日铁住金株式会社 Spring steel
KR101889172B1 (en) * 2016-12-12 2018-08-16 주식회사 포스코 High strength steel wire rod having excellent corrosion resistance for spring, and method for manufacturing the same
WO2018230717A1 (en) * 2017-06-15 2018-12-20 新日鐵住金株式会社 Rolled wire for spring steel
CN110651061A (en) * 2017-06-23 2020-01-03 日本制铁株式会社 High-strength steel member
JP6645636B1 (en) * 2018-05-01 2020-02-14 日本製鉄株式会社 Galvanized steel sheet and method for producing the same
WO2020110593A1 (en) * 2018-11-30 2020-06-04 日本精工株式会社 Ambient-hydrogen-level assessment method and white-structure-damage-likelihood prediction method
CN109735771A (en) * 2019-03-19 2019-05-10 马鞍山钢铁股份有限公司 A kind of high-strength spring steel and its production method with excellent fatigue behaviour and corrosion resisting property
JP7012194B2 (en) * 2019-10-16 2022-02-10 日本製鉄株式会社 Damper spring
CN111118398A (en) * 2020-01-19 2020-05-08 石家庄钢铁有限责任公司 High-hardenability high-strength low-temperature-toughness spring steel and production method thereof
KR102141331B1 (en) * 2020-03-19 2020-08-04 주식회사 샤크컴퍼니 Metal elastic body of using a steel wire and manufacture method of the same and tension adjustment nob of fishing reel using thereof
WO2022047714A1 (en) * 2020-09-03 2022-03-10 Nv Bekaert Sa A steel cord for rubber reinforcement
CN112853220A (en) * 2021-01-08 2021-05-28 江苏省沙钢钢铁研究院有限公司 Wire rod for 2000MPa grade spring and production method thereof
CN113930681B (en) * 2021-09-29 2022-12-02 武汉钢铁有限公司 High-hardenability high-fatigue-life low-temperature-resistant spring flat steel and production method thereof
CN115125446A (en) * 2022-06-28 2022-09-30 浙江伊思灵双第弹簧有限公司 High-fatigue-performance spring for automobile and preparation method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005023404A (en) * 2003-07-01 2005-01-27 Kobe Steel Ltd Steel for spring excellent in corrosion fatigue resistance
JP2006104506A (en) * 2004-10-01 2006-04-20 Kobe Steel Ltd Method for producing high cleanness steel excellent in fatigue strength or cold workability
EP2017358A2 (en) * 2007-07-20 2009-01-21 Kabushiki Kaisha Kobe Seiko Sho Steel wire material for spring and its producing method
US20130048158A1 (en) * 2010-03-29 2013-02-28 Jfe Steel Corporation Spring steel and method for manufacturing the same
EP3088551A1 (en) * 2013-12-27 2016-11-02 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Rolled steel material for high-strength spring and wire for high-strength spring using same

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5776267A (en) * 1995-10-27 1998-07-07 Kabushiki Kaisha Kobe Seiko Sho Spring steel with excellent resistance to hydrogen embrittlement and fatigue
JP3764715B2 (en) 2002-10-22 2006-04-12 新日本製鐵株式会社 Steel wire for high-strength cold forming spring and its manufacturing method
KR20050103981A (en) * 2003-03-28 2005-11-01 가부시키가이샤 고베 세이코쇼 Steel for spring being excellent in resistance to setting and fatigue characteristics
JP4555768B2 (en) 2004-11-30 2010-10-06 新日本製鐵株式会社 Steel wire for high strength spring
JP4423253B2 (en) * 2005-11-02 2010-03-03 株式会社神戸製鋼所 Spring steel excellent in hydrogen embrittlement resistance, and steel wire and spring obtained from the steel
JP4027956B2 (en) * 2006-01-23 2007-12-26 株式会社神戸製鋼所 High strength spring steel having excellent brittle fracture resistance and method for producing the same
JP4393467B2 (en) 2006-02-28 2010-01-06 株式会社神戸製鋼所 Hot rolled wire rod for strong wire drawing and manufacturing method thereof
BRPI0712343B1 (en) * 2006-06-09 2014-09-02 Kobe Steel Ltd HIGH CLEANING STEEL SPRING
JP4134203B2 (en) * 2006-06-09 2008-08-20 株式会社神戸製鋼所 High cleanliness spring steel and high cleanliness spring with excellent fatigue characteristics
US8734599B2 (en) * 2006-10-11 2014-05-27 Posco Steel wire rod for high strength and high toughness spring having excellent cold workability, method for producing the same and method for producing spring by using the same
KR100833051B1 (en) * 2006-12-20 2008-05-27 주식회사 포스코 Steel wire rod for high strength spring, method for producing the same
JP4847988B2 (en) * 2007-07-20 2011-12-28 株式会社神戸製鋼所 Spring wire with excellent corrosion fatigue characteristics
JP5655627B2 (en) * 2011-02-24 2015-01-21 新日鐵住金株式会社 High strength spring steel with excellent hydrogen embrittlement resistance
CN102560046A (en) * 2012-02-21 2012-07-11 南京钢铁股份有限公司 Method for controlling surface decarburization of spring steel wires
JP5364859B1 (en) * 2012-05-31 2013-12-11 株式会社神戸製鋼所 High-strength spring steel wire with excellent coiling and hydrogen embrittlement resistance and method for producing the same
CN103484781B (en) * 2013-09-26 2016-06-01 宝山钢铁股份有限公司 A kind of high-strength and high-ductility spring steel and manufacture method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005023404A (en) * 2003-07-01 2005-01-27 Kobe Steel Ltd Steel for spring excellent in corrosion fatigue resistance
JP2006104506A (en) * 2004-10-01 2006-04-20 Kobe Steel Ltd Method for producing high cleanness steel excellent in fatigue strength or cold workability
EP2017358A2 (en) * 2007-07-20 2009-01-21 Kabushiki Kaisha Kobe Seiko Sho Steel wire material for spring and its producing method
US20130048158A1 (en) * 2010-03-29 2013-02-28 Jfe Steel Corporation Spring steel and method for manufacturing the same
EP3088551A1 (en) * 2013-12-27 2016-11-02 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Rolled steel material for high-strength spring and wire for high-strength spring using same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015129403A1 *

Also Published As

Publication number Publication date
US20170058376A1 (en) 2017-03-02
TW201540845A (en) 2015-11-01
CN106062229A (en) 2016-10-26
TWI535856B (en) 2016-06-01
EP3112491A1 (en) 2017-01-04
JP6452454B2 (en) 2019-01-16
MX2016011156A (en) 2016-12-09
JP2015178673A (en) 2015-10-08
CN106062229B (en) 2018-01-30
WO2015129403A1 (en) 2015-09-03
KR20160119216A (en) 2016-10-12
KR20180112882A (en) 2018-10-12

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