WO2008146533A1 - 疲労特性に優れた高清浄度ばね用鋼および高清浄度ばね - Google Patents

疲労特性に優れた高清浄度ばね用鋼および高清浄度ばね Download PDF

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Publication number
WO2008146533A1
WO2008146533A1 PCT/JP2008/055961 JP2008055961W WO2008146533A1 WO 2008146533 A1 WO2008146533 A1 WO 2008146533A1 JP 2008055961 W JP2008055961 W JP 2008055961W WO 2008146533 A1 WO2008146533 A1 WO 2008146533A1
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WO
WIPO (PCT)
Prior art keywords
cleanliness
steel
fatigue characteristics
springs
cleanliness springs
Prior art date
Application number
PCT/JP2008/055961
Other languages
English (en)
French (fr)
Inventor
Tomoko Sugimura
Koichi Sakamoto
Yoshio Fukuzaki
Atsuhiko Yoshida
Takeshi Inoue
Original Assignee
Kabushiki Kaisha Kobe Seiko Sho
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
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39916208&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2008146533(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kabushiki Kaisha Kobe Seiko Sho filed Critical Kabushiki Kaisha Kobe Seiko Sho
Priority to BRPI0809215-0A2A priority Critical patent/BRPI0809215A2/pt
Priority to CN200880014748XA priority patent/CN101675176B/zh
Priority to US12/597,919 priority patent/US8187530B2/en
Priority to EP08739090.2A priority patent/EP2163657B1/en
Publication of WO2008146533A1 publication Critical patent/WO2008146533A1/ja

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/076—Use of slags or fluxes as treating agents
    • 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
    • C22C38/002—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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
    • Y10S148/908—Spring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Steel (AREA)
  • Springs (AREA)

Abstract

　本発明は、高Ｓｉ鋼において、疲労特性に優れたばねの製造に有用な高清浄度ばね用鋼を提供することを目的とする。本発明に係る疲労特性に優れた高清浄度ばね用鋼は、 　Ｃ：１．２％（質量％の意味、以下同じ）以下（０％を含まない）、Ｓｉ：１．８～４％、Ｍｎ：０．１～２．０％、ｔｏｔａｌ　Ａｌ：０．０１％以下（０％を含まない）を含み、残部鉄および不可避不純物からなり、上記Ｓｉ量と鋼中の固溶（ＳＩＭＳ）Ｃａ量が、下記式（１）の関係を満たすことを特徴とする。 　　　Ｓｉ×１０－７ ≦ 固溶（ＳＩＭＳ）Ｃａ ≦Ｓｉ×５×１０－７　　　…（１） 　［式中、固溶（ＳＩＭＳ）Ｃａ、Ｓｉは、鋼中におけるそれぞれの含有量（質量％）を示す］
PCT/JP2008/055961 2007-05-25 2008-03-27 疲労特性に優れた高清浄度ばね用鋼および高清浄度ばね WO2008146533A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BRPI0809215-0A2A BRPI0809215A2 (pt) 2007-05-25 2008-03-27 Aço para mola de alta limpidez com excelentes características de fadiga e mola de alta limpidez
CN200880014748XA CN101675176B (zh) 2007-05-25 2008-03-27 耐疲劳特性优异的高洁净度弹簧用钢和高洁净度弹簧
US12/597,919 US8187530B2 (en) 2007-05-25 2008-03-27 Steel for high-cleanliness spring with excellent fatigue characteristics and high-cleanliness spring
EP08739090.2A EP2163657B1 (en) 2007-05-25 2008-03-27 Steel for high-cleanliness springs excellent in fatigue characteristics and high-cleanliness springs

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-139202 2007-05-25
JP2007139202A JP4163239B1 (ja) 2007-05-25 2007-05-25 疲労特性に優れた高清浄度ばね用鋼および高清浄度ばね

Publications (1)

Publication Number Publication Date
WO2008146533A1 true WO2008146533A1 (ja) 2008-12-04

Family

ID=39916208

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/055961 WO2008146533A1 (ja) 2007-05-25 2008-03-27 疲労特性に優れた高清浄度ばね用鋼および高清浄度ばね

Country Status (7)

Country Link
US (1) US8187530B2 (ja)
EP (1) EP2163657B1 (ja)
JP (1) JP4163239B1 (ja)
KR (1) KR20090130416A (ja)
CN (1) CN101675176B (ja)
BR (1) BRPI0809215A2 (ja)
WO (1) WO2008146533A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015162928A1 (ja) * 2014-04-23 2015-10-29 新日鐵住金株式会社 ばね鋼及びその製造方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4629127B2 (ja) * 2008-05-15 2011-02-09 株式会社神戸製鋼所 疲労特性に優れた高清浄度ばね用鋼および高清浄度ばね
BR112014003415B1 (pt) * 2011-08-18 2019-05-28 Nippon Steel & Sumitomo Metal Corporation Aço para mola e mola
DE102012111679A1 (de) * 2012-01-19 2013-07-25 Gesenkschmiede Schneider Gmbh Niedrig legierter Stahl und damit hergestellte Bauteile
JP5768757B2 (ja) * 2012-04-19 2015-08-26 新日鐵住金株式会社 機械構造用鋼
JP5937973B2 (ja) * 2013-01-15 2016-06-22 株式会社神戸製鋼所 疲労特性に優れたＳｉキルド鋼線材、およびそれを用いたばね
JP2015163735A (ja) * 2014-01-29 2015-09-10 株式会社神戸製鋼所 疲労特性に優れたばね用鋼線材、およびばね
CN106282807A (zh) * 2016-08-17 2017-01-04 安徽红桥金属制造有限公司 一种高碳热轧弹簧钢板及其处理工艺
CN107326275A (zh) * 2017-06-09 2017-11-07 太仓东旭精密机械有限公司 一种机械五金材料
CN110760748B (zh) * 2018-07-27 2021-05-14 宝山钢铁股份有限公司 一种疲劳寿命优良的弹簧钢及其制造方法
CN109868423A (zh) * 2019-03-19 2019-06-11 马鞍山钢铁股份有限公司 一种具有优良疲劳性能和耐蚀性能的高强度弹簧用钢及其生产方法
CN113073255A (zh) * 2021-03-11 2021-07-06 南京精锋制刀有限公司 一种适用于制作高强钢刀片的金属材料的配方及其制备方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6299437A (ja) 1985-10-26 1987-05-08 Nippon Steel Corp 高清浄度鋼
JPS6299436A (ja) 1985-10-26 1987-05-08 Nippon Steel Corp 高清浄度鋼
JPS63140068A (ja) 1986-12-01 1988-06-11 Nippon Steel Corp 疲労強度の優れたばね鋼
JPH05320827A (ja) 1992-05-26 1993-12-07 Kobe Steel Ltd 疲労特性の優れたばね用鋼及びばね用鋼線並びにばね
JPH09310145A (ja) 1996-05-17 1997-12-02 Kobe Steel Ltd 疲労特性に優れたばね用鋼
JP2000239794A (ja) * 1999-02-25 2000-09-05 Kobe Steel Ltd 伸線性に優れた炭素鋼およびその製法
JP2000345232A (ja) * 1999-06-10 2000-12-12 Kobe Steel Ltd 冷間加工性および疲労特性に優れた高清浄鋼の製造方法
JP2002167647A (ja) * 2000-11-27 2002-06-11 Sumitomo Metal Ind Ltd 疲労強度に優れたＳｉ脱酸鋼およびその製造方法

Family Cites Families (11)

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JP2618933B2 (ja) * 1987-11-18 1997-06-11 川崎製鉄株式会社 熱処理用鋼板
JPH076037A (ja) 1993-06-16 1995-01-10 Matsushita Electric Ind Co Ltd 命令解読装置
ATE545716T1 (de) 2004-01-22 2012-03-15 Kobe Steel Ltd Verfahren zur herstellung von hochreinem stahl mit hervorragender dauerfestigkeit oder kaltumformbarkeit
JP4347786B2 (ja) 2004-11-24 2009-10-21 株式会社神戸製鋼所 高清浄度ばね用鋼
BRPI0514009B1 (pt) 2004-11-30 2015-11-03 Nippon Steel & Sumitomo Metal Corp arame de aço tratado termicamente para uso em molas
EP1674588B1 (en) * 2004-12-22 2010-02-10 Kabushiki Kaisha Kobe Seiko Sho High carbon steel wire material having excellent wire drawability and manufacturing process thereof
JP4478072B2 (ja) 2005-06-09 2010-06-09 新日本製鐵株式会社 高強度ばね用鋼
JP4718359B2 (ja) 2005-09-05 2011-07-06 株式会社神戸製鋼所 伸線性と疲労特性に優れた鋼線材およびその製造方法
CN1851025A (zh) * 2006-05-26 2006-10-25 钢铁研究总院 一种具有优异抗疲劳性能的高强度弹簧钢
EP2028285B1 (en) 2006-06-09 2016-03-23 Kabushiki Kaisha Kobe Seiko Sho High cleanliness spring steel and high cleanliness spring excellent in fatigue characteristics
JP4629127B2 (ja) 2008-05-15 2011-02-09 株式会社神戸製鋼所 疲労特性に優れた高清浄度ばね用鋼および高清浄度ばね

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6299437A (ja) 1985-10-26 1987-05-08 Nippon Steel Corp 高清浄度鋼
JPS6299436A (ja) 1985-10-26 1987-05-08 Nippon Steel Corp 高清浄度鋼
JPS63140068A (ja) 1986-12-01 1988-06-11 Nippon Steel Corp 疲労強度の優れたばね鋼
JPH05320827A (ja) 1992-05-26 1993-12-07 Kobe Steel Ltd 疲労特性の優れたばね用鋼及びばね用鋼線並びにばね
JPH09310145A (ja) 1996-05-17 1997-12-02 Kobe Steel Ltd 疲労特性に優れたばね用鋼
JP2000239794A (ja) * 1999-02-25 2000-09-05 Kobe Steel Ltd 伸線性に優れた炭素鋼およびその製法
JP2000345232A (ja) * 1999-06-10 2000-12-12 Kobe Steel Ltd 冷間加工性および疲労特性に優れた高清浄鋼の製造方法
JP2002167647A (ja) * 2000-11-27 2002-06-11 Sumitomo Metal Ind Ltd 疲労強度に優れたＳｉ脱酸鋼およびその製造方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2163657A4 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015162928A1 (ja) * 2014-04-23 2015-10-29 新日鐵住金株式会社 ばね鋼及びその製造方法
JPWO2015162928A1 (ja) * 2014-04-23 2017-04-13 新日鐵住金株式会社 ばね鋼及びその製造方法
US10202665B2 (en) * 2014-04-23 2019-02-12 Nippon Steel & Sumitomo Metal Corporation Spring steel and method for producing the same

Also Published As

Publication number Publication date
CN101675176B (zh) 2011-05-11
EP2163657A1 (en) 2010-03-17
CN101675176A (zh) 2010-03-17
JP2008291325A (ja) 2008-12-04
US20100086432A1 (en) 2010-04-08
US8187530B2 (en) 2012-05-29
BRPI0809215A2 (pt) 2014-09-02
EP2163657B1 (en) 2014-09-10
JP4163239B1 (ja) 2008-10-08
KR20090130416A (ko) 2009-12-23
EP2163657A4 (en) 2011-04-27

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