BR112018003077B1 - Mola de alta resistência, método de fabricação da mesma, aço para mola de alta resistência e método de fabricação do mesmo - Google Patents

Mola de alta resistência, método de fabricação da mesma, aço para mola de alta resistência e método de fabricação do mesmo Download PDF

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Publication number
BR112018003077B1
BR112018003077B1 BR112018003077-5A BR112018003077A BR112018003077B1 BR 112018003077 B1 BR112018003077 B1 BR 112018003077B1 BR 112018003077 A BR112018003077 A BR 112018003077A BR 112018003077 B1 BR112018003077 B1 BR 112018003077B1
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BR
Brazil
Prior art keywords
compound
equal
steel
less
spring
Prior art date
Application number
BR112018003077-5A
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English (en)
Portuguese (pt)
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BR112018003077A2 (https=
Inventor
Motoki Watanabe
Koki MINOGUCHI
Hiroyuki Oishi
Original Assignee
Mitsubishi Steel Mfg. Co., Ltd.
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Publication date
Priority claimed from JP2017095054A external-priority patent/JP6356309B1/ja
Application filed by Mitsubishi Steel Mfg. Co., Ltd. filed Critical Mitsubishi Steel Mfg. Co., Ltd.
Publication of BR112018003077A2 publication Critical patent/BR112018003077A2/pt
Publication of BR112018003077B1 publication Critical patent/BR112018003077B1/pt

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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/56Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering
    • C21D1/25Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/02Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/004Dispersions; Precipitations

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
BR112018003077-5A 2016-10-19 2017-06-01 Mola de alta resistência, método de fabricação da mesma, aço para mola de alta resistência e método de fabricação do mesmo BR112018003077B1 (pt)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2016-205535 2016-10-19
JP2016205535 2016-10-19
JP2017-061981 2017-03-27
JP2017061981 2017-03-27
JP2017-095054 2017-05-11
JP2017095054A JP6356309B1 (ja) 2016-10-19 2017-05-11 高強度ばね、およびその製造方法、ならびに高強度ばね用鋼、およびその製造方法
PCT/JP2017/020501 WO2018074003A1 (ja) 2016-10-19 2017-06-01 高強度ばね、およびその製造方法、ならびに高強度ばね用鋼、およびその製造方法

Publications (2)

Publication Number Publication Date
BR112018003077A2 BR112018003077A2 (https=) 2018-10-02
BR112018003077B1 true BR112018003077B1 (pt) 2023-01-17

Family

ID=62019104

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018003077-5A BR112018003077B1 (pt) 2016-10-19 2017-06-01 Mola de alta resistência, método de fabricação da mesma, aço para mola de alta resistência e método de fabricação do mesmo

Country Status (5)

Country Link
EP (1) EP3336214B1 (https=)
KR (1) KR101947973B1 (https=)
CN (1) CN115125455A (https=)
BR (1) BR112018003077B1 (https=)
WO (1) WO2018074003A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI747610B (zh) * 2020-11-13 2021-11-21 中國鋼鐵股份有限公司 料倉秤重系統之檢測方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5776267A (en) * 1995-10-27 1998-07-07 Kabushiki Kaisha Kobe Seiko Sho Spring steel with excellent resistance to hydrogen embrittlement and fatigue
JP3474373B2 (ja) * 1995-10-27 2003-12-08 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
JP3246733B2 (ja) * 1999-10-29 2002-01-15 三菱製鋼室蘭特殊鋼株式会社 高強度ばね用鋼
JP4464524B2 (ja) * 2000-04-05 2010-05-19 新日本製鐵株式会社 耐水素疲労特性の優れたばね用鋼、およびその製造方法
JP4008391B2 (ja) * 2003-07-11 2007-11-14 株式会社神戸製鋼所 耐水素脆化特性に優れた高強度鋼およびその製造方法
CN101001969A (zh) * 2004-08-26 2007-07-18 大同特殊钢株式会社 高强度弹簧钢、高强度弹簧及其制备方法
JP5064060B2 (ja) * 2007-02-22 2012-10-31 新日本製鐵株式会社 高強度ばね用鋼線及び高強度ばね並びにそれらの製造方法
JP5146063B2 (ja) * 2007-04-12 2013-02-20 新日鐵住金株式会社 耐内部疲労損傷特性に優れた高強度鋼及びその製造方法
JP2016125119A (ja) 2015-01-07 2016-07-11 株式会社神戸製鋼所 ばね用中空シームレス鋼管

Also Published As

Publication number Publication date
WO2018074003A1 (ja) 2018-04-26
EP3336214A4 (en) 2018-09-26
KR20180050305A (ko) 2018-05-14
EP3336214A1 (en) 2018-06-20
EP3336214B1 (en) 2020-05-13
BR112018003077A2 (https=) 2018-10-02
KR101947973B1 (ko) 2019-02-13
CN115125455A (zh) 2022-09-30

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B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 01/06/2017, OBSERVADAS AS CONDICOES LEGAIS