EP2238271A4 - Wire rods having superior strength and ductility for drawing and method for manufacturing the same - Google Patents

Wire rods having superior strength and ductility for drawing and method for manufacturing the same

Info

Publication number
EP2238271A4
EP2238271A4 EP08867709.1A EP08867709A EP2238271A4 EP 2238271 A4 EP2238271 A4 EP 2238271A4 EP 08867709 A EP08867709 A EP 08867709A EP 2238271 A4 EP2238271 A4 EP 2238271A4
Authority
EP
European Patent Office
Prior art keywords
ductility
manufacturing
same
wire rods
superior strength
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Withdrawn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
EP08867709.1A
Other languages
German (de)
French (fr)
Other versions
EP2238271A1 (en
Inventor
Choong Yeol Lee
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.)
Posco Holdings Inc
Original Assignee
Posco Co 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 Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP2238271A1 publication Critical patent/EP2238271A1/en
Publication of EP2238271A4 publication Critical patent/EP2238271A4/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Withdrawn legal-status Critical Current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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
    • B21C1/003—Drawing materials of special alloys so far as the composition of the alloy requires or permits special drawing methods or sequences
    • 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
    • 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
    • C22C38/04—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
EP08867709.1A 2007-12-27 2008-11-12 Wire rods having superior strength and ductility for drawing and method for manufacturing the same Withdrawn EP2238271A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020070139434A KR100979006B1 (en) 2007-12-27 2007-12-27 Wire Rods Having Superior Strength And Ductility For Drawing And Method For Manufacturing The Same
PCT/KR2008/006660 WO2009084811A1 (en) 2007-12-27 2008-11-12 Wire rods having superior strength and ductility for drawing and method for manufacturing the same

Publications (2)

Publication Number Publication Date
EP2238271A1 EP2238271A1 (en) 2010-10-13
EP2238271A4 true EP2238271A4 (en) 2014-10-01

Family

ID=40824498

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08867709.1A Withdrawn EP2238271A4 (en) 2007-12-27 2008-11-12 Wire rods having superior strength and ductility for drawing and method for manufacturing the same

Country Status (6)

Country Link
US (1) US20100263772A1 (en)
EP (1) EP2238271A4 (en)
JP (1) JP2011509345A (en)
KR (1) KR100979006B1 (en)
CN (1) CN101910440A (en)
WO (1) WO2009084811A1 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008069409A (en) * 2006-09-14 2008-03-27 Bridgestone Corp High strength high carbon steel wire and producing method therefor
KR101309881B1 (en) * 2009-11-03 2013-09-17 주식회사 포스코 Wire Rod For Drawing With Excellent Drawability, Ultra High Strength Steel Wire And Manufacturing Method Of The Same
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
EP2583792B1 (en) * 2010-06-15 2014-10-08 Nippon Steel & Sumitomo Metal Corporation Saw wire
JP5411820B2 (en) * 2010-09-06 2014-02-12 株式会社神戸製鋼所 Flux-cored welding wire and overlay welding arc welding method using the same
US20120128524A1 (en) * 2010-11-22 2012-05-24 Chun Young Soo Steel wire rod having excellent cold heading quality and hydrogen delayed fracture resistance, method of manufacturing the same, and mehod of manufacturing bolt using the same
KR101271956B1 (en) * 2011-06-28 2013-06-07 주식회사 포스코 High strength wire rod having excellent fatigue strength and method for manifacturing the same
KR101353649B1 (en) * 2011-12-23 2014-01-20 주식회사 포스코 Wire rod and steel wire having high corrosion resistance, method of manufacturing spring and steel wire for spring
KR101428174B1 (en) 2012-07-13 2014-08-07 주식회사 포스코 Steel wire having excellent torsion property and method for manufacturing thereof
KR101518602B1 (en) * 2013-10-29 2015-05-07 주식회사 포스코 Method for manufacturing high-strength drawn wire having excellent twist property
EP3181713B1 (en) * 2014-08-15 2019-05-01 Nippon Steel & Sumitomo Metal Corporation Steel wire for drawing
JP6416709B2 (en) 2015-07-21 2018-10-31 新日鐵住金株式会社 High strength PC steel wire
KR101696095B1 (en) 2015-08-28 2017-01-13 주식회사 포스코 Method for manufacturing heat treated wire rod having excellent drawability
WO2017069207A1 (en) * 2015-10-23 2017-04-27 新日鐵住金株式会社 Steel wire for wire drawing
KR101758477B1 (en) * 2015-12-11 2017-07-27 주식회사 포스코 High carbon stell wire rod and steel wire having excellent strength and corrosion resistance and method for manufacturing thereof
CN105568134A (en) * 2016-01-05 2016-05-11 江阴兴澄特种钢铁有限公司 Steel for carbon hub bearing of microalloying car and production method thereof
JP6762131B2 (en) * 2016-04-28 2020-09-30 株式会社神戸製鋼所 Flux-cored wire
JP6922726B2 (en) * 2017-12-26 2021-08-18 日本製鉄株式会社 Hot rolled wire
US20210395868A1 (en) * 2018-10-16 2021-12-23 Nippon Steel Corporation Hot-rolled wire rod

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5240520A (en) * 1990-11-19 1993-08-31 Nippon Steel Corporation High strength, ultra fine steel wire having excellent workability in stranding and process and apparatus for producing the same
JP2001220649A (en) * 2000-02-08 2001-08-14 Nippon Steel Corp High strength extra-fine steel wire excellent in ductility and fatigue characteristic
JP2004091912A (en) * 2002-09-04 2004-03-25 Sumitomo Metal Ind Ltd Steel wire rod, production method therefor and production method for steel wire using the steel wire rod
US20040118486A1 (en) * 2002-12-18 2004-06-24 Zelin Michael Gregory High strength, high carbon steel wire

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2735647B2 (en) * 1988-12-28 1998-04-02 新日本製鐵株式会社 High strength and high ductility steel wire and method for producing high strength and high ductility extra fine steel wire
JP3221943B2 (en) * 1992-11-24 2001-10-22 新日本製鐵株式会社 Low-alloy steel wire rod for high-strength ultrafine wire with good drawability and method for producing the same
JP3283332B2 (en) * 1993-04-08 2002-05-20 新日本製鐵株式会社 High-strength ultrafine steel wire with excellent stranded wire workability and method for producing the same
KR0143499B1 (en) * 1994-12-21 1998-08-17 김만제 The manufacturing method of carbon steel wire-rod
KR100256334B1 (en) * 1995-12-26 2000-05-15 이구택 The manufacturing method for wire rod with excellent wire drawing property
JPH11315349A (en) * 1998-04-30 1999-11-16 Kobe Steel Ltd High strength wire rod excellent in delayed fracture resistance, its production, and high strength bolt
JP3940270B2 (en) * 2000-04-07 2007-07-04 本田技研工業株式会社 Method for producing high-strength bolts with excellent delayed fracture resistance and relaxation resistance
JP4003450B2 (en) * 2001-12-13 2007-11-07 住友金属工業株式会社 Steel wire rod, steel wire and manufacturing method thereof
JP4088220B2 (en) 2002-09-26 2008-05-21 株式会社神戸製鋼所 Hot-rolled wire rod with excellent wire drawing workability that can omit heat treatment before wire drawing
JP4016894B2 (en) * 2003-06-12 2007-12-05 住友金属工業株式会社 Steel wire rod and method for manufacturing steel wire
JP4374357B2 (en) * 2005-06-29 2009-12-02 新日本製鐵株式会社 High-strength wire rod excellent in wire drawing characteristics, manufacturing method thereof, and high-strength steel wire excellent in wire drawing properties
JP4593504B2 (en) * 2006-03-28 2010-12-08 新日本製鐵株式会社 High-strength ultrafine steel wire with excellent ductility

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5240520A (en) * 1990-11-19 1993-08-31 Nippon Steel Corporation High strength, ultra fine steel wire having excellent workability in stranding and process and apparatus for producing the same
JP2001220649A (en) * 2000-02-08 2001-08-14 Nippon Steel Corp High strength extra-fine steel wire excellent in ductility and fatigue characteristic
JP2004091912A (en) * 2002-09-04 2004-03-25 Sumitomo Metal Ind Ltd Steel wire rod, production method therefor and production method for steel wire using the steel wire rod
US20040118486A1 (en) * 2002-12-18 2004-06-24 Zelin Michael Gregory High strength, high carbon steel wire

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009084811A1 *

Also Published As

Publication number Publication date
KR20090071206A (en) 2009-07-01
JP2011509345A (en) 2011-03-24
CN101910440A (en) 2010-12-08
WO2009084811A1 (en) 2009-07-09
US20100263772A1 (en) 2010-10-21
EP2238271A1 (en) 2010-10-13
KR100979006B1 (en) 2010-08-30

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