BR112017020899A2 - fio de aço tratado termicamente apresentando excelentes características de resistência à fadiga - Google Patents

fio de aço tratado termicamente apresentando excelentes características de resistência à fadiga

Info

Publication number
BR112017020899A2
BR112017020899A2 BR112017020899A BR112017020899A BR112017020899A2 BR 112017020899 A2 BR112017020899 A2 BR 112017020899A2 BR 112017020899 A BR112017020899 A BR 112017020899A BR 112017020899 A BR112017020899 A BR 112017020899A BR 112017020899 A2 BR112017020899 A2 BR 112017020899A2
Authority
BR
Brazil
Prior art keywords
less
treated steel
steel wire
excellent fatigue
heat treated
Prior art date
Application number
BR112017020899A
Other languages
English (en)
Inventor
Oura Hiroshi
Masuda Tomokazu
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
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of BR112017020899A2 publication Critical patent/BR112017020899A2/pt

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
    • C21D9/02—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
    • 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
    • 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • 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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/021—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant characterised by their composition, e.g. comprising materials providing for particular spring properties
    • 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
    • C21D2211/001—Austenite
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2224/00—Materials; Material properties
    • F16F2224/02—Materials; Material properties solids
    • F16F2224/0208—Alloys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2226/00—Manufacturing; Treatments
    • F16F2226/02—Surface treatments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2230/00—Purpose; Design features
    • F16F2230/0023—Purpose; Design features protective
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F2238/00—Type of springs or dampers
    • F16F2238/02—Springs
    • F16F2238/026—Springs wound- or coil-like

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Steel (AREA)
  • Springs (AREA)

Abstract

fornecimento de um fio de aço tratado termicamente com excelentes características de resistência à fadiga. o aço tratado termicamente da presente invenção tem uma composição química predeterminada, o restante sendo ferro e impurezas inevitáveis, em que o fio de aço tratado termicamente inclui, numa estrutura de martensita temperada a uma profundidade de 0,3 mm a partir de uma camada superficial: carbonetos com base em cr com um diâmetro equivalente ao círculo de 0,1 µm ou mais e inferior a 0,3 µm em 0,20 partículas/µm2 ou menos, carbonetos com base em cr com um diâmetro equivalente ao círculo de 0,3 µm ou mais e menos de 0,7 µm em 0,002 partículas/µm2 ou menos e os carbonetos com base em cr com um diâmetro equivalente ao círculo de 0,7 µm ou mais em 0,0010 partículas/µm2 ou menos, e em que a quantidade de austenita residual excede 5% e 15% ou menos, em termos de uma relação em volume
BR112017020899A 2015-03-31 2016-03-22 fio de aço tratado termicamente apresentando excelentes características de resistência à fadiga BR112017020899A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015070531A JP6453693B2 (ja) 2015-03-31 2015-03-31 疲労特性に優れた熱処理鋼線
PCT/JP2016/058959 WO2016158562A1 (ja) 2015-03-31 2016-03-22 疲労特性に優れた熱処理鋼線

Publications (1)

Publication Number Publication Date
BR112017020899A2 true BR112017020899A2 (pt) 2018-07-10

Family

ID=57005033

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017020899A BR112017020899A2 (pt) 2015-03-31 2016-03-22 fio de aço tratado termicamente apresentando excelentes características de resistência à fadiga

Country Status (8)

Country Link
US (1) US20180073093A1 (pt)
EP (1) EP3279357A4 (pt)
JP (1) JP6453693B2 (pt)
KR (1) KR20170118882A (pt)
CN (1) CN107429357A (pt)
BR (1) BR112017020899A2 (pt)
MX (1) MX2017012436A (pt)
WO (1) WO2016158562A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018211779A1 (ja) * 2017-05-19 2018-11-22 住友電気工業株式会社 オイルテンパー線
KR102047403B1 (ko) * 2017-12-26 2019-11-22 주식회사 포스코 냉간압조용 선재, 이를 이용한 가공품 및 이들의 제조방법
CN112449654B (zh) * 2019-07-01 2022-07-08 住友电气工业株式会社 钢线和弹簧

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941502B2 (ja) * 1980-08-05 1984-10-08 愛知製鋼株式会社 耐へたり性のすぐれたばね用鋼
JPH046211A (ja) * 1990-04-25 1992-01-10 Kobe Steel Ltd 疲労強度の優れたばね用鋼線の製造法
JP2898472B2 (ja) * 1992-05-26 1999-06-02 株式会社 神戸製鋼所 疲労特性の優れたばね用鋼及びばね用鋼線並びにばね
JP3971571B2 (ja) * 2000-12-20 2007-09-05 新日本製鐵株式会社 高強度ばね用鋼線
EP1347069B1 (en) * 2000-12-20 2007-11-07 Nippon Steel Corporation High-strength spring steel and spring steel wire
JP4006211B2 (ja) * 2001-10-12 2007-11-14 キヤノン株式会社 有機発光素子
JP4127143B2 (ja) * 2003-08-08 2008-07-30 Ｊｆｅスチール株式会社 疲労特性に優れた等速ジョイント外輪およびその製造方法
WO2006059784A1 (ja) * 2004-11-30 2006-06-08 Nippon Steel Corporation 高強度ばね用鋼および鋼線
JP4555768B2 (ja) * 2004-11-30 2010-10-06 新日本製鐵株式会社 高強度ばね用鋼線
JP4559959B2 (ja) * 2004-11-30 2010-10-13 新日本製鐵株式会社 高強度ばね用鋼
JP4486040B2 (ja) * 2005-12-20 2010-06-23 株式会社神戸製鋼所 冷間切断性と疲労特性に優れた冷間成形ばね用鋼線とその製造方法
JP5114665B2 (ja) * 2006-03-31 2013-01-09 新日鐵住金株式会社 高強度ばね用熱処理鋼
JP5320827B2 (ja) * 2008-06-04 2013-10-23 株式会社明電舎 シャシーダイナモメータ
CN101671792B (zh) * 2008-09-12 2011-01-19 攀钢集团研究院有限公司 弹簧钢及其制备方法
US8734600B2 (en) * 2009-07-09 2014-05-27 Nippon Steel & Sumitomo Metal Corporation High strength steel wire for spring
JP5671400B2 (ja) * 2011-03-31 2015-02-18 株式会社神戸製鋼所 伸線加工性および伸線後の疲労特性に優れたばね用鋼線材、ならびに疲労特性およびばね加工性に優れたばね用鋼線
JP5796782B2 (ja) * 2012-03-30 2015-10-21 株式会社神戸製鋼所 皮削り性に優れた高強度ばね用鋼線材および高強度ばね

Also Published As

Publication number Publication date
KR20170118882A (ko) 2017-10-25
US20180073093A1 (en) 2018-03-15
JP2016191099A (ja) 2016-11-10
WO2016158562A1 (ja) 2016-10-06
CN107429357A (zh) 2017-12-01
MX2017012436A (es) 2018-01-26
JP6453693B2 (ja) 2019-01-16
EP3279357A4 (en) 2018-08-22
EP3279357A1 (en) 2018-02-07

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements