EP3561100A4 - Wire rod - Google Patents

Wire rod Download PDF

Info

Publication number: EP3561100A4
Authority: EP; European Patent Office
Prior art keywords: wire rod; wire; rod
Prior art date: 2016-12-20
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP17884608.5A

Other languages

German (de)

French (fr)

Other versions

EP3561100A1 (en

Inventor

Yoshihiro Daito

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.)

2016-12-20

Filing date

2017-12-20

Publication date

2020-07-29

2017-12-20 Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp

2019-10-30 Publication of EP3561100A1 publication Critical patent/EP3561100A1/en

2020-07-29 Publication of EP3561100A4 publication Critical patent/EP3561100A4/en

Status Withdrawn legal-status Critical Current

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
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium 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
- 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
- C21D9/52—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
- 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
- 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
- C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
- 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
- C21D2211/003—Cementite
- 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)
Manufacturing & Machinery (AREA)
Heat Treatment Of Steel (AREA)
Metal Extraction Processes (AREA)

EP17884608.5A 2016-12-20 2017-12-20 Wire rod Withdrawn EP3561100A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2016246866		2016-12-20
PCT/JP2017/045740 WO2018117157A1 (en)	2016-12-20	2017-12-20	Wire rod

Publications (2)

Publication Number	Publication Date
EP3561100A1 EP3561100A1 (en)	2019-10-30
EP3561100A4 true EP3561100A4 (en)	2020-07-29

Family

ID=62627668

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP17884608.5A Withdrawn EP3561100A4 (en)	2016-12-20	2017-12-20	Wire rod

Country Status (5)

Country	Link
US (1)	US20200071791A1 (en)
EP (1)	EP3561100A4 (en)
JP (1)	JP6725007B2 (en)
CN (1)	CN110088318A (en)
WO (1)	WO2018117157A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP7063394B2 (en) *	2018-10-16	2022-05-09	日本製鉄株式会社	Hot rolled wire
CN110230008B (en) *	2019-06-26	2021-04-13	江苏省沙钢钢铁研究院有限公司	Superfine ultrahigh-strength steel wire, wire rod and production method of wire rod
JP7518339B2 (en) *	2020-03-30	2024-07-18	日本製鉄株式会社	Steel wire for wire drawing
JP2021161444A (en) *	2020-03-30	2021-10-11	日本製鉄株式会社	Steel wire material for wire drawing
JP7518338B2 (en) *	2020-03-30	2024-07-18	日本製鉄株式会社	Steel Wire

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6322641B1 (en) *	1999-04-06	2001-11-27	Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd.)	High-carbon steel wire superior in resistance to longitudinal cracking, steel product for the same, and process for production of the same
JP2008261028A (en) *	2007-04-13	2008-10-30	Nippon Steel Corp	High-carbon steel wire rod having excellent wire drawability
WO2016024635A1 (en) *	2014-08-15	2016-02-18	新日鐵住金株式会社	Steel wire for wire drawing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH0711060B2 (en) *	1986-04-30	1995-02-08	新日本製鐵株式会社	High-strength steel wire rod with excellent drawability
JP2687839B2 (en)	1993-05-20	1997-12-08	株式会社神戸製鋼所	High carbon steel wire rod with excellent wire drawability and twistability
JP4646850B2 (en)	2006-04-28	2011-03-09	株式会社神戸製鋼所	High carbon steel wire rod with excellent resistance to breakage of copper
WO2011055746A1 (en) *	2009-11-05	2011-05-12	新日本製鐵株式会社	High-carbon steel wire material with excellent processability
CN102597291B (en) *	2010-04-08	2015-05-20	新日铁住金株式会社	Wire material for saw wire and method for producing same
JP5671400B2 (en) *	2011-03-31	2015-02-18	株式会社神戸製鋼所	Steel wire for springs excellent in wire drawing workability and fatigue properties after wire drawing, and steel wire for springs excellent in fatigue properties and spring workability

2017
- 2017-12-20 EP EP17884608.5A patent/EP3561100A4/en not_active Withdrawn
- 2017-12-20 WO PCT/JP2017/045740 patent/WO2018117157A1/en unknown
- 2017-12-20 US US16/467,280 patent/US20200071791A1/en not_active Abandoned
- 2017-12-20 CN CN201780078216.1A patent/CN110088318A/en active Pending
- 2017-12-20 JP JP2018558035A patent/JP6725007B2/en active Active

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6322641B1 (en) *	1999-04-06	2001-11-27	Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd.)	High-carbon steel wire superior in resistance to longitudinal cracking, steel product for the same, and process for production of the same
JP2008261028A (en) *	2007-04-13	2008-10-30	Nippon Steel Corp	High-carbon steel wire rod having excellent wire drawability
WO2016024635A1 (en) *	2014-08-15	2016-02-18	新日鐵住金株式会社	Steel wire for wire drawing

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018117157A1 *

Also Published As

Publication number	Publication date
JP6725007B2 (en)	2020-07-15
CN110088318A (en)	2019-08-02
JPWO2018117157A1 (en)	2019-10-31
WO2018117157A1 (en)	2018-06-28
EP3561100A1 (en)	2019-10-30
US20200071791A1 (en)	2020-03-05

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Legal Events

Date	Code	Title	Description
2018-06-30	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2019-09-27	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2019-09-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2019-10-30	17P	Request for examination filed	Effective date: 20190705
2019-10-30	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2019-10-30	AX	Request for extension of the european patent	Extension state: BA ME
2020-03-25	DAV	Request for validation of the european patent (deleted)
2020-03-25	DAX	Request for extension of the european patent (deleted)
2020-07-29	A4	Supplementary search report drawn up and despatched	Effective date: 20200629
2020-07-29	RIC1	Information provided on ipc code assigned before grant	Ipc: C21D 8/06 20060101ALI20200623BHEP Ipc: C22C 38/18 20060101ALI20200623BHEP Ipc: C22C 38/00 20060101AFI20200623BHEP Ipc: C22C 38/22 20060101ALI20200623BHEP Ipc: C22C 38/06 20060101ALI20200623BHEP Ipc: C22C 38/04 20060101ALI20200623BHEP Ipc: C21D 9/52 20060101ALI20200623BHEP Ipc: C22C 38/32 20060101ALI20200623BHEP Ipc: C22C 38/02 20060101ALI20200623BHEP Ipc: C22C 38/28 20060101ALI20200623BHEP
2021-05-28	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2021-06-30	18D	Application deemed to be withdrawn	Effective date: 20210127