EP1731625A4 - Steel wire for spring - Google Patents
Steel wire for springInfo
- Publication number
- EP1731625A4 EP1731625A4 EP05709768A EP05709768A EP1731625A4 EP 1731625 A4 EP1731625 A4 EP 1731625A4 EP 05709768 A EP05709768 A EP 05709768A EP 05709768 A EP05709768 A EP 05709768A EP 1731625 A4 EP1731625 A4 EP 1731625A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- spring
- steel wire
- wire
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/20—Isothermal quenching, e.g. bainitic hardening
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
-
- 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
- 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
- C22C38/30—Ferrous alloys, e.g. steel alloys containing chromium with cobalt
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- 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
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004027891A JP4357977B2 (en) | 2004-02-04 | 2004-02-04 | Steel wire for spring |
PCT/JP2005/001703 WO2005075695A1 (en) | 2004-02-04 | 2005-02-04 | Steel wire for spring |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1731625A1 EP1731625A1 (en) | 2006-12-13 |
EP1731625A4 true EP1731625A4 (en) | 2012-03-28 |
EP1731625B1 EP1731625B1 (en) | 2019-10-09 |
Family
ID=34835907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05709768.5A Expired - Fee Related EP1731625B1 (en) | 2004-02-04 | 2005-02-04 | Steel wire for spring |
Country Status (6)
Country | Link |
---|---|
US (1) | US20080271824A1 (en) |
EP (1) | EP1731625B1 (en) |
JP (1) | JP4357977B2 (en) |
KR (1) | KR101096888B1 (en) |
CN (1) | CN100449026C (en) |
WO (1) | WO2005075695A1 (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BRPI0702836B1 (en) * | 2006-03-31 | 2014-05-27 | Nippon Steel & Sumitomo Metal Corp | THERMAL TREATED STEEL FOR SPRINGS |
EP2351864B1 (en) * | 2008-11-17 | 2016-08-10 | Research Institute for Electromagnetic Materials | Process for producing a high-hardness constant-modulus alloy insensitive to magnetism, hair spring, mechanical driving device and watch |
DE102009042954A1 (en) * | 2009-09-24 | 2011-04-07 | Webasto Ag | Control rod for an adjustable closing element of a vehicle roof |
US8789817B2 (en) * | 2009-09-29 | 2014-07-29 | Chuo Hatsujo Kabushiki Kaisha | Spring steel and spring having superior corrosion fatigue strength |
JP5711539B2 (en) | 2011-01-06 | 2015-05-07 | 中央発條株式会社 | Spring with excellent corrosion fatigue strength |
KR101289104B1 (en) | 2011-11-08 | 2013-07-23 | 주식회사 포스코 | Wire rod, steel wire and manufacturing method of steel wire |
JP6208611B2 (en) | 2014-03-31 | 2017-10-04 | 株式会社神戸製鋼所 | High strength steel with excellent fatigue properties |
WO2016001706A1 (en) * | 2014-07-03 | 2016-01-07 | Arcelormittal | Method for producing a high strength steel sheet having improved strength and formability and obtained sheet |
JP6461360B2 (en) * | 2015-09-04 | 2019-01-30 | 新日鐵住金株式会社 | Spring steel wire and spring |
CN105648332A (en) * | 2016-01-27 | 2016-06-08 | 太仓捷公精密金属材料有限公司 | High-performance spring steel |
KR102061806B1 (en) | 2017-10-23 | 2020-01-02 | (주)포스코케미칼 | Thermal spray materials for Flange repair of RH Snorkel |
KR102120699B1 (en) * | 2018-08-21 | 2020-06-09 | 주식회사 포스코 | Wire rod and steel wire for spring with improved toughness and corrosion fatigue resistance and method for manufacturing the same |
CN109972038B (en) * | 2019-04-01 | 2021-07-20 | 宝钢特钢韶关有限公司 | Steel for ultra-deep well drill rod joint and manufacturing method thereof |
JP7321355B2 (en) * | 2020-02-21 | 2023-08-04 | 日本製鉄株式会社 | damper spring |
CN112143869B (en) * | 2020-09-27 | 2022-08-12 | 广州市奥赛钢线科技有限公司 | Preparation process of quenched and tempered spring steel wire with tensile strength of 2300-2400 MPa |
CN114318125A (en) * | 2020-09-30 | 2022-04-12 | 宝山钢铁股份有限公司 | High-strength and high-toughness alloy tool steel wire and manufacturing method thereof |
CN112427484B (en) * | 2020-11-11 | 2022-07-26 | 南京工程学院 | Method for manufacturing stainless spring steel wire through recrystallization annealing regulation and control |
KR102492641B1 (en) * | 2020-12-17 | 2023-01-30 | 주식회사 포스코 | Wire rod and steel wire for spring, spring with improved fatigue resistance and nitriding properties, and the method for manufacturing the same |
CN113881897A (en) * | 2021-09-29 | 2022-01-04 | 东莞市锦中秀寝具用品有限公司 | High-strength alloy material for spring and high-strength spring |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10251795A (en) * | 1997-03-12 | 1998-09-22 | Honda Motor Co Ltd | Oil tempered steel wire for spring excellent in delayed fracture resistance |
JP2001247934A (en) * | 2000-03-03 | 2001-09-14 | Sumitomo Electric Ind Ltd | Steel wire for spring, its producing method and spring |
JP2003213372A (en) * | 2002-01-25 | 2003-07-30 | Sumitomo Denko Steel Wire Kk | Steel wire for spring and spring |
WO2004055226A1 (en) * | 2002-12-13 | 2004-07-01 | Sumitomo (Sei) Steel Wire Corp. | Steel wire for spring |
EP1619264A1 (en) * | 2003-03-28 | 2006-01-25 | Kabushiki Kaisha Kobe Seiko Sho | Steel wire for high strength spring excellent in workability and high strength spring |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2842579B2 (en) * | 1991-10-02 | 1999-01-06 | 株式会社 神戸製鋼所 | High strength spring steel with excellent fatigue strength |
JP2783145B2 (en) * | 1993-12-28 | 1998-08-06 | 株式会社神戸製鋼所 | Steel for nitrided spring and nitrided spring with excellent fatigue strength |
US6224686B1 (en) * | 1998-02-27 | 2001-05-01 | Chuo Hatsujo Kabushiki Kaisha | High-strength valve spring and it's manufacturing method |
JPH11246943A (en) * | 1998-02-27 | 1999-09-14 | Chuo Spring Co Ltd | High strength valve spring and its manufacture |
JP2000017388A (en) * | 1998-04-30 | 2000-01-18 | Sumitomo Electric Ind Ltd | Oil tempered steel wire for spring |
JP3595901B2 (en) * | 1998-10-01 | 2004-12-02 | 鈴木金属工業株式会社 | High strength steel wire for spring and manufacturing method thereof |
JP4062612B2 (en) * | 2002-04-02 | 2008-03-19 | 株式会社神戸製鋼所 | Steel wire for hard springs and hard springs with excellent fatigue strength and sag resistance |
JP3975110B2 (en) * | 2002-04-16 | 2007-09-12 | 住友電工スチールワイヤー株式会社 | Steel wire, manufacturing method thereof and spring |
-
2004
- 2004-02-04 JP JP2004027891A patent/JP4357977B2/en not_active Expired - Fee Related
-
2005
- 2005-02-04 WO PCT/JP2005/001703 patent/WO2005075695A1/en active Application Filing
- 2005-02-04 US US10/588,287 patent/US20080271824A1/en not_active Abandoned
- 2005-02-04 CN CNB2005800039621A patent/CN100449026C/en not_active Expired - Fee Related
- 2005-02-04 EP EP05709768.5A patent/EP1731625B1/en not_active Expired - Fee Related
-
2006
- 2006-08-14 KR KR1020067016315A patent/KR101096888B1/en active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10251795A (en) * | 1997-03-12 | 1998-09-22 | Honda Motor Co Ltd | Oil tempered steel wire for spring excellent in delayed fracture resistance |
JP2001247934A (en) * | 2000-03-03 | 2001-09-14 | Sumitomo Electric Ind Ltd | Steel wire for spring, its producing method and spring |
JP2003213372A (en) * | 2002-01-25 | 2003-07-30 | Sumitomo Denko Steel Wire Kk | Steel wire for spring and spring |
WO2004055226A1 (en) * | 2002-12-13 | 2004-07-01 | Sumitomo (Sei) Steel Wire Corp. | Steel wire for spring |
EP1619264A1 (en) * | 2003-03-28 | 2006-01-25 | Kabushiki Kaisha Kobe Seiko Sho | Steel wire for high strength spring excellent in workability and high strength spring |
Non-Patent Citations (1)
Title |
---|
See also references of WO2005075695A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20080271824A1 (en) | 2008-11-06 |
JP2005220392A (en) | 2005-08-18 |
KR20060129019A (en) | 2006-12-14 |
JP4357977B2 (en) | 2009-11-04 |
EP1731625B1 (en) | 2019-10-09 |
KR101096888B1 (en) | 2011-12-22 |
CN100449026C (en) | 2009-01-07 |
WO2005075695A1 (en) | 2005-08-18 |
CN1914347A (en) | 2007-02-14 |
EP1731625A1 (en) | 2006-12-13 |
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Ipc: F16F 1/02 20060101ALI20120220BHEP Ipc: C22C 38/52 20060101ALI20120220BHEP Ipc: C22C 38/34 20060101ALI20120220BHEP Ipc: C21D 9/52 20060101ALI20120220BHEP Ipc: C21D 8/06 20060101ALI20120220BHEP Ipc: C22C 38/00 20060101AFI20120220BHEP |
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