BRPI0514009A - aço para molas e arame de aço de alta resistência - Google Patents

aço para molas e arame de aço de alta resistência

Info

Publication number
BRPI0514009A
BRPI0514009A BRPI0514009-9A BRPI0514009A BRPI0514009A BR PI0514009 A BRPI0514009 A BR PI0514009A BR PI0514009 A BRPI0514009 A BR PI0514009A BR PI0514009 A BRPI0514009 A BR PI0514009A
Authority
BR
Brazil
Prior art keywords
less
spring steel
equivalent circle
steel wire
high strength
Prior art date
Application number
BRPI0514009-9A
Other languages
English (en)
Inventor
Masayuki Hashimura
Hiroshi Hagiwara
Takanori Miyaki
Takayuki Kisu
Kouichi Yamazaki
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.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of BRPI0514009A publication Critical patent/BRPI0514009A/pt
Publication of BRPI0514009B1 publication Critical patent/BRPI0514009B1/pt

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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • 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
    • C22C38/18—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

Landscapes

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

Abstract

AçO PARA MOLAS E ARAME DE AçO DE ALTA RESISTêNCIA A presente invenção refere-se a um aço para molas usado para arame de aço para molas alcançando tanto alta resistência quanto e capacidade de bobinamento a frio e um arame de aço para molas, isto é, arame para molas contendo, em % em massa, C: 0,45 a 0,70%, Si: 1,0 a 3,0%, Mn: 0,05 a 2,0%, P: 0,015% ou menos, S: 0,015% ou menos, N: 0,0015 a 0,0200%, e t-O: 0,0002 a 0,01 e também limitando AI<243>0,01% e Ti<243> 0,003%. Além disso, é caracterizado par satisfazer o seguinte em relação aos catonetos esféricos à base de cementita presentes em um plano observado, uma razão de área ocupada de grãos com um diâmetro de círculo equivalente de 0,2<109>m ou mais de 7% ou menos, uma densidade de presença de grãos com um diâmetro de circulo equivalente de 0,2 a 3<109>m, de 1/<109>m¬ 2¬ ou menos, e uma densidade de presença de grãos com um diâmetro de círculo equivalente de 3 <109>m ou mais, de 0,001/<109>m¬ ¬ ou menos, tendo um número de tamanho de grão de austenita anterior de n 10 ou maior e uma austenita residual de 15% em massa ou menos, e tendo uma razão de área de regiões pobres com uma pequena densidade de presença de carbonetos à base de cementita de diâmetro de circulo equivalente de 2 <109>m ou mais, de 3% ou menos.
BRPI0514009A 2004-11-30 2005-11-30 arame de aço tratado termicamente para uso em molas BRPI0514009B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2004346996 2004-11-30
JP2004346995 2004-11-30
PCT/JP2005/022418 WO2006059784A1 (ja) 2004-11-30 2005-11-30 高強度ばね用鋼および鋼線

Publications (2)

Publication Number Publication Date
BRPI0514009A true BRPI0514009A (pt) 2008-05-27
BRPI0514009B1 BRPI0514009B1 (pt) 2015-11-03

Family

ID=36565205

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0514009A BRPI0514009B1 (pt) 2004-11-30 2005-11-30 arame de aço tratado termicamente para uso em molas

Country Status (5)

Country Link
US (1) US10131973B2 (pt)
EP (2) EP1820869B1 (pt)
KR (1) KR100851083B1 (pt)
BR (1) BRPI0514009B1 (pt)
WO (1) WO2006059784A1 (pt)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008056428A1 (fr) * 2006-11-09 2008-05-15 Nippon Steel Corporation Acier pour ressorts à haute résistance et fil d'acier traité thermiquement pour ressorts à haute résistance
JP4163239B1 (ja) * 2007-05-25 2008-10-08 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
KR100985357B1 (ko) * 2007-06-19 2010-10-04 주식회사 포스코 피로수명이 우수한 고강도, 고인성 스프링, 상기 스프링용강선재와 강선 및 상기 강선과 스프링의 제조방법
EP2383359B8 (en) 2008-12-19 2020-04-29 Nippon Steel Corporation Hardfacing steel for machine structure, and steel component for machine structure
JP5591130B2 (ja) * 2009-07-09 2014-09-17 新日鐵住金株式会社 高強度ばね用鋼線
JP5676146B2 (ja) 2010-05-25 2015-02-25 株式会社リケン 圧力リング及びその製造方法
JP5425736B2 (ja) 2010-09-15 2014-02-26 株式会社神戸製鋼所 冷間加工性、耐摩耗性、及び転動疲労特性に優れた軸受用鋼
EP2431489A1 (en) * 2010-09-20 2012-03-21 Siemens Aktiengesellschaft Nickel-base superalloy
KR20140033235A (ko) * 2011-08-18 2014-03-17 신닛테츠스미킨 카부시키카이샤 스프링 강 및 스프링
EP2758554A1 (en) * 2011-09-20 2014-07-30 NV Bekaert SA Quenched and partitioned high-carbon steel wire
US9593731B2 (en) 2012-01-31 2017-03-14 Nhk Spring Co., Ltd. Ring-shaped spring and method for manufacturing same
JP6018394B2 (ja) * 2012-04-02 2016-11-02 株式会社神戸製鋼所 高強度ばね用中空シームレスパイプ
JP5973903B2 (ja) 2012-12-21 2016-08-23 株式会社神戸製鋼所 耐水素脆性に優れた高強度ばね用鋼線およびその製造方法並びに高強度ばね
JP6036997B2 (ja) 2013-04-23 2016-11-30 新日鐵住金株式会社 耐疲労特性に優れたばね鋼及びその製造方法
WO2016143850A1 (ja) 2015-03-10 2016-09-15 新日鐵住金株式会社 懸架ばね用鋼及びその製造方法
JP6453693B2 (ja) * 2015-03-31 2019-01-16 株式会社神戸製鋼所 疲労特性に優れた熱処理鋼線
KR101745192B1 (ko) 2015-12-04 2017-06-09 현대자동차주식회사 초고강도 스프링강
KR101745196B1 (ko) 2015-12-07 2017-06-09 현대자동차주식회사 초고강도 스프링강
KR101745210B1 (ko) 2015-12-15 2017-06-09 현대자동차주식회사 고내구 코일스프링강
JP2017179471A (ja) * 2016-03-30 2017-10-05 株式会社神戸製鋼所 曲げ加工性に優れた熱処理鋼線
KR101776490B1 (ko) 2016-04-15 2017-09-08 현대자동차주식회사 내식성이 우수한 고강도 스프링강
KR101776491B1 (ko) * 2016-04-15 2017-09-20 현대자동차주식회사 내식성이 우수한 고강도 스프링강
US11952650B2 (en) 2019-10-16 2024-04-09 Nippon Steel Corporation Steel wire
WO2021075501A1 (ja) * 2019-10-16 2021-04-22 日本製鉄株式会社 弁ばね
US11892048B2 (en) 2020-06-15 2024-02-06 Sumitomo Electric Industries, Ltd. Spring steel wire
JP7322893B2 (ja) 2020-06-17 2023-08-08 住友電気工業株式会社 ばね用鋼線

Family Cites Families (25)

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GB2113751B (en) * 1982-01-12 1985-10-30 Sumitomo Metal Ind Steel wire for use in straned steel core of an aluminum conductor steel reinforced and production of same
JPH02274837A (ja) * 1989-04-14 1990-11-09 Kawasaki Steel Corp 精密機械用軸受材
JP2627373B2 (ja) * 1991-07-08 1997-07-02 金井 宏之 高強度極細金属線
JPH05179348A (ja) 1991-07-11 1993-07-20 Tougou Seisakusho:Kk 熱間コイリングによるコイルばねの製造方法
JPH06158226A (ja) 1992-11-24 1994-06-07 Nippon Steel Corp 疲労特性に優れたばね用鋼
US5776267A (en) * 1995-10-27 1998-07-07 Kabushiki Kaisha Kobe Seiko Sho Spring steel with excellent resistance to hydrogen embrittlement and fatigue
JP4083828B2 (ja) 1996-05-17 2008-04-30 株式会社神戸製鋼所 疲労特性に優れたばね用鋼
JP3219686B2 (ja) 1996-06-12 2001-10-15 株式会社神戸製鋼所 耐水素脆性および疲労特性に優れたばね鋼、当該ばね鋼の製造方法および当該ばね鋼を用いたばね
JPH10121201A (ja) * 1996-10-14 1998-05-12 Kobe Steel Ltd 耐遅れ破壊性に優れた高強度ばね
JP3403913B2 (ja) 1997-03-12 2003-05-06 新日本製鐵株式会社 高強度ばね用鋼
KR100353322B1 (ko) 1998-06-23 2002-09-18 스미토모 긴조쿠 고교 가부시키가이샤 강선재 및 강선재용 강의 제조방법
JP3595901B2 (ja) 1998-10-01 2004-12-02 鈴木金属工業株式会社 高強度ばね用鋼線およびその製造方法
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JP3737354B2 (ja) * 2000-11-06 2006-01-18 株式会社神戸製鋼所 捻回特性に優れた伸線加工用線材およびその製造方法
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
WO2002050327A1 (fr) 2000-12-20 2002-06-27 Nippon Steel Corporation Acier à ressorts haute résistance et fil d'acier à ressorts
DE60129463T2 (de) * 2000-12-20 2008-04-17 Kabushiki Kaisha Kobe Seiko Sho, Kobe Walzdraht für hartgezogene feder, gezogener draht für hartgezogene feder und hartgezogene feder und verfahren zur herstellung von hartgezogenen federn
JP3851095B2 (ja) * 2001-02-07 2006-11-29 新日本製鐵株式会社 高強度ばね用熱処理鋼線
JP2003105485A (ja) 2001-09-26 2003-04-09 Nippon Steel Corp 耐水素疲労破壊特性に優れた高強度ばね用鋼およびその製造方法
JP2003213372A (ja) * 2002-01-25 2003-07-30 Sumitomo Denko Steel Wire Kk ばね用鋼線およびばね
US6742697B2 (en) * 2002-04-29 2004-06-01 The Boeing Company Joining of structural members by friction plug welding
JP2004011002A (ja) * 2002-06-10 2004-01-15 Sumitomo Metal Ind Ltd 伸線加工用の素線及び線
JP3764715B2 (ja) 2002-10-22 2006-04-12 新日本製鐵株式会社 高強度冷間成形ばね用鋼線とその製造方法
JP4423219B2 (ja) * 2004-03-02 2010-03-03 本田技研工業株式会社 耐遅れ破壊特性及び耐リラクセーション特性に優れた高強度ボルト

Also Published As

Publication number Publication date
EP2465963A1 (en) 2012-06-20
BRPI0514009B1 (pt) 2015-11-03
KR20070005013A (ko) 2007-01-09
WO2006059784A9 (ja) 2006-08-10
KR100851083B1 (ko) 2008-08-08
EP2465963B1 (en) 2015-10-07
EP1820869A1 (en) 2007-08-22
EP1820869A4 (en) 2010-01-13
US20080279714A1 (en) 2008-11-13
US10131973B2 (en) 2018-11-20
EP1820869B1 (en) 2015-10-07
WO2006059784A1 (ja) 2006-06-08

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Legal Events

Date Code Title Description
B25G Requested change of headquarter approved

Owner name: NIPPON STEEL CORPORATION (JP)

B07A Technical examination (opinion): publication of technical examination (opinion)
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/11/2005, OBSERVADAS AS CONDICOES LEGAIS.

B25D Requested change of name of applicant approved
B25K Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: republication

Free format text: RETIFICADO O DESPACHO 25.4 PUBLICADO NA RPI 2543 DE 01/10/2019. ONDE SE LE: ?(?), SENDO ESTA PUBLICADA NA RPI NO 2542, DE 24/09/2019? LEIA-SE: ?(?), SENDO ESTA PUBLICADA NA RPI NO 2543, DE 01/10/2019?