BR112014004063A2 - aço resistente ao calor para válvulas de descarga - Google Patents

aço resistente ao calor para válvulas de descarga

Info

Publication number
BR112014004063A2
BR112014004063A2 BR112014004063A BR112014004063A BR112014004063A2 BR 112014004063 A2 BR112014004063 A2 BR 112014004063A2 BR 112014004063 A BR112014004063 A BR 112014004063A BR 112014004063 A BR112014004063 A BR 112014004063A BR 112014004063 A2 BR112014004063 A2 BR 112014004063A2
Authority
BR
Brazil
Prior art keywords
mass
heat resistant
discharge valves
resistant steel
steel
Prior art date
Application number
BR112014004063A
Other languages
English (en)
Inventor
Osaki Mototsugu
Ueta Shigeki
Tsuyumu Takashi
Original Assignee
Daido Steel Co Ltd
Honda Motor Co 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 Daido Steel Co Ltd, Honda Motor Co Ltd filed Critical Daido Steel Co Ltd
Publication of BR112014004063A2 publication Critical patent/BR112014004063A2/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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • C22C38/06—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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
  • Lift Valve (AREA)

Abstract

resumo patente de invenção: "aço resistente ao calor para válvulas de descarga". a presente invenção refere-se a um aço resistente ao calor para válvulas de descarga tendo um teor relativamente pequeno de n, boas características mecânicas (por exemplo, resistência à tração, resistência à fadiga, resistência ao desgaste e dureza) em alta temperatura e excelente resistência à oxidação. a presente invenção provê um aço resistente a calor para válvulas de descarga, que inclui 0,45 ? c < 0,60 % em massa, 0,30 < n < 0,50 % em massa, 19,0 ?cr< 23,0 % em massa, 5,0 ?ni< 9,0% em massa, 8,5 ?mn< 10,0 % em massa, 2,5 ?mo< 4,0% em massa, 0,01 ?si< 0,50 % em massa, e 0,01 ?nb< 0,30 % em massa, com o restante sendo fe e impurezas inevitáveis, sendo que o aço satisfaz a condição de 0,02 ?nb/c < 0,70 e 4,5 ? mo/c < 8,9.
BR112014004063A 2011-08-24 2012-08-24 aço resistente ao calor para válvulas de descarga BR112014004063A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011182987 2011-08-24
JP2012112238A JP5788360B2 (ja) 2011-08-24 2012-05-16 排気バルブ用耐熱鋼
PCT/JP2012/071511 WO2013027841A1 (ja) 2011-08-24 2012-08-24 排気バルブ用耐熱鋼

Publications (1)

Publication Number Publication Date
BR112014004063A2 true BR112014004063A2 (pt) 2017-03-14

Family

ID=47746576

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014004063A BR112014004063A2 (pt) 2011-08-24 2012-08-24 aço resistente ao calor para válvulas de descarga

Country Status (6)

Country Link
US (1) US9745649B2 (pt)
EP (1) EP2749663B1 (pt)
JP (1) JP5788360B2 (pt)
CN (1) CN103764861B (pt)
BR (1) BR112014004063A2 (pt)
WO (1) WO2013027841A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017021565A1 (es) 2015-08-05 2017-02-09 Gerdau Investigacion Y Desarrollo Europa, S.A. Acero débilmente aleado de alta resistencia y alta resistencia a la oxidación en caliente
CN106011690B (zh) * 2016-06-12 2018-03-09 安徽固齐线路器材有限公司 一种耐腐蚀防震锤的表面处理工艺
CN107022717A (zh) * 2017-04-25 2017-08-08 柳州市乾阳机电设备有限公司 耐热钢
CN109957723B (zh) * 2019-04-18 2020-12-25 江苏丰东热处理及表面改性工程技术研究有限公司 一种低成本、抗氧化炉用耐热钢
GB2611819A (en) * 2021-10-18 2023-04-19 Alloyed Ltd A heat-resistant austenitic stainless steel

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS552775A (en) 1978-06-22 1980-01-10 Hitachi Metals Ltd High manganese heat resistant steel
JPS63210260A (ja) 1987-02-25 1988-08-31 Hitachi Metals Ltd 自動車エンジン排気弁用耐熱鋳鋼
US4929419A (en) * 1988-03-16 1990-05-29 Carpenter Technology Corporation Heat, corrosion, and wear resistant steel alloy and article
JP3073754B2 (ja) 1989-08-02 2000-08-07 日立金属株式会社 エンジンバルブ用耐熱鋼
JPH03285050A (ja) 1990-03-30 1991-12-16 Aichi Steel Works Ltd 高温特性の優れた排気バルブ用鋼
JPH0617198A (ja) 1992-06-30 1994-01-25 Aichi Steel Works Ltd 高温強度に優れた排気バルブ用鋼
CN1034819C (zh) * 1995-07-19 1997-05-07 冶金工业部钢铁研究总院 一种高强度耐热钢
JPH09279309A (ja) 1996-04-12 1997-10-28 Daido Steel Co Ltd Ｆｅ−Ｃｒ−Ｎｉ系耐熱合金
JP2001323323A (ja) 2000-05-12 2001-11-22 Aichi Steel Works Ltd 自動車用エンジンバルブの製造方法
JP3951943B2 (ja) 2003-03-18 2007-08-01 本田技研工業株式会社 耐過時効特性にすぐれた高強度の排気バルブ用耐熱合金
JP2010280950A (ja) 2009-06-04 2010-12-16 Daido Steel Co Ltd 排気バルブ用耐熱鋼及びその製造方法
US20110236247A1 (en) 2010-03-25 2011-09-29 Daido Tokushuko Kabushiki Kaisha Heat resistant steel for exhaust valve

Also Published As

Publication number Publication date
WO2013027841A1 (ja) 2013-02-28
JP2013060654A (ja) 2013-04-04
CN103764861B (zh) 2016-03-16
CN103764861A (zh) 2014-04-30
EP2749663A4 (en) 2016-02-24
JP5788360B2 (ja) 2015-09-30
US9745649B2 (en) 2017-08-29
US20140212321A1 (en) 2014-07-31
EP2749663B1 (en) 2018-06-20
EP2749663A1 (en) 2014-07-02

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Legal Events

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B07A Technical examination (opinion): publication of technical examination (opinion)
B09B Decision: refusal
B12B Appeal: appeal against refusal