ITMI20032370A1 - Acciaio microlegato bainitico ad elevata resistenza a fatica - Google Patents

Acciaio microlegato bainitico ad elevata resistenza a fatica

Info

Publication number
ITMI20032370A1
ITMI20032370A1 IT002370A ITMI20032370A ITMI20032370A1 IT MI20032370 A1 ITMI20032370 A1 IT MI20032370A1 IT 002370 A IT002370 A IT 002370A IT MI20032370 A ITMI20032370 A IT MI20032370A IT MI20032370 A1 ITMI20032370 A1 IT MI20032370A1
Authority
IT
Italy
Prior art keywords
steel
microlegate
bainith
fatigue resistance
weight
Prior art date
Application number
IT002370A
Other languages
English (en)
Inventor
Stefano Cantini
Andrea Ghidini
Original Assignee
Lucchini Sidermeccanica S P A
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 Lucchini Sidermeccanica S P A filed Critical Lucchini Sidermeccanica S P A
Priority to IT002370A priority Critical patent/ITMI20032370A1/it
Priority to AT04016413T priority patent/ATE478970T1/de
Priority to EP04016413A priority patent/EP1538231B1/en
Priority to ES04016413T priority patent/ES2350204T3/es
Priority to PL04016413T priority patent/PL1538231T3/pl
Priority to DE602004028791T priority patent/DE602004028791D1/de
Publication of ITMI20032370A1 publication Critical patent/ITMI20032370A1/it

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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D9/34—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tyres; for rims
    • 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
    • C22C38/18—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
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/78—Combined heat-treatments not provided for above
    • 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
    • C21D2211/002—Bainite

Landscapes

  • 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 Steel (AREA)
  • Heat Treatment Of Articles (AREA)
IT002370A 2003-12-03 2003-12-03 Acciaio microlegato bainitico ad elevata resistenza a fatica ITMI20032370A1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT002370A ITMI20032370A1 (it) 2003-12-03 2003-12-03 Acciaio microlegato bainitico ad elevata resistenza a fatica
AT04016413T ATE478970T1 (de) 2003-12-03 2004-07-13 Mikrolegierter bainitischer stahl mit hoher ermüdungsfestigkeit
EP04016413A EP1538231B1 (en) 2003-12-03 2004-07-13 A microalloy bainitic steel with high resistance to fatigue and to fretting fatigue
ES04016413T ES2350204T3 (es) 2003-12-03 2004-07-13 Un acero bainítico microaleado con elevada resistencia a la fatiga y a la fatiga por contacto o rozamiento.
PL04016413T PL1538231T3 (pl) 2003-12-03 2004-07-13 Mikroskopowa stal bainityczna o wysokiej wytrzymałości na zmęczenie i zmęczenie cierno korozyjne
DE602004028791T DE602004028791D1 (de) 2003-12-03 2004-07-13 Mikrolegierter bainitischer Stahl mit hoher Ermüdungsfestigkeit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT002370A ITMI20032370A1 (it) 2003-12-03 2003-12-03 Acciaio microlegato bainitico ad elevata resistenza a fatica

Publications (1)

Publication Number Publication Date
ITMI20032370A1 true ITMI20032370A1 (it) 2005-06-04

Family

ID=34452266

Family Applications (1)

Application Number Title Priority Date Filing Date
IT002370A ITMI20032370A1 (it) 2003-12-03 2003-12-03 Acciaio microlegato bainitico ad elevata resistenza a fatica

Country Status (6)

Country Link
EP (1) EP1538231B1 (it)
AT (1) ATE478970T1 (it)
DE (1) DE602004028791D1 (it)
ES (1) ES2350204T3 (it)
IT (1) ITMI20032370A1 (it)
PL (1) PL1538231T3 (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100374606C (zh) * 2005-07-30 2008-03-12 马鞍山钢铁股份有限公司 一种轻型高速列车车轮用中碳低合金钢
DE102007023309A1 (de) * 2007-05-16 2008-11-20 Benteler Stahl/Rohr Gmbh Verwendung einer Stahllegierung für Achsrohre sowie Achsrohr aus einer Stahllegierung
EP2167694A4 (en) * 2007-06-19 2013-08-21 Qr Ltd TREATMENT OF RAILWAY WAGON WHEELS
CN104325838B (zh) * 2014-10-22 2016-08-24 雷帮荣 一种高铁车轮及其热挤压整体成型方法
CN104975229A (zh) * 2015-06-15 2015-10-14 柳州金特新型耐磨材料股份有限公司 一种齿套
CN106191666B (zh) * 2016-07-06 2018-01-02 马钢(集团)控股有限公司 一种低成本精节生产的轨道交通用贝氏体钢车轮及其制造方法
CN106048430B (zh) * 2016-07-06 2017-11-03 马钢(集团)控股有限公司 一种高韧性轨道交通用贝氏体钢车轮及其制造方法
EA201891069A1 (ru) * 2018-05-30 2019-12-30 РЕЙЛ 1520 АйПи ЛТД. Легированная литейная сталь и изделие из нее
CN113186446A (zh) * 2021-04-02 2021-07-30 甘肃酒钢集团宏兴钢铁股份有限公司 一种控制微合金化中厚板珠光体形态及碳氮化合物析出的工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2166585A5 (en) * 1971-12-30 1973-08-17 Creusot Loire Steel alloy - for use in pressurised hydrogen or during hydrogen production
IT957295B (it) * 1972-03-02 1973-10-10 Italsider Spa Procedimento perfezionato per la realizzazione di ruote monoblocco in acciaio
DE4234192C2 (de) * 1992-10-10 1996-01-11 Gutehoffnungshuette Man Hoch belastbare Vollräder und Radreifen für Schienen-Triebfahrzeuge und Wagen
US5518685A (en) * 1994-02-03 1996-05-21 Mitsubishi Steel Mfg. Co., Ltd. Steel for carburized gear
FR2763601B1 (fr) * 1997-05-23 1999-06-25 Valdunes Procede de fabrication d'une roue de chemin de fer en acier et roue de chemin de fer obtenue
US6783610B2 (en) * 2001-03-05 2004-08-31 Amsted Industries Incorporated Railway wheel alloy

Also Published As

Publication number Publication date
ES2350204T3 (es) 2011-01-20
EP1538231B1 (en) 2010-08-25
DE602004028791D1 (de) 2010-10-07
PL1538231T3 (pl) 2011-02-28
EP1538231A1 (en) 2005-06-08
ATE478970T1 (de) 2010-09-15

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