ES2137419T3 - Aceros para llantas macizas para ferrocarriles y similares. - Google Patents

Aceros para llantas macizas para ferrocarriles y similares.

Info

Publication number
ES2137419T3
ES2137419T3 ES95112050T ES95112050T ES2137419T3 ES 2137419 T3 ES2137419 T3 ES 2137419T3 ES 95112050 T ES95112050 T ES 95112050T ES 95112050 T ES95112050 T ES 95112050T ES 2137419 T3 ES2137419 T3 ES 2137419T3
Authority
ES
Spain
Prior art keywords
railways
steels
solid tires
tires
solid
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES95112050T
Other languages
English (en)
Inventor
Giampiero Amici
Andrea Ghidini
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LUCCHINI SpA
Original Assignee
LUCCHINI SpA
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 SpA filed Critical LUCCHINI SpA
Application granted granted Critical
Publication of ES2137419T3 publication Critical patent/ES2137419T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/28—Normalising
    • 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
    • C21D2261/00—Machining or cutting being involved

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)
  • Metal Rolling (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

SE PRSENTAN ACEROS PARA REBORDES DE RUEDAS Y RUEDAS MONOBLOQUE PARA FERROCARRILES, TRANVIAS Y FERROCARRILES METROPOLITANOS, QUE COMPRENDEN DOS TIPOS DE ACEROS DE C-MN-NI-MO MICROALEADOS CON B, ZR, NB, V Y AL.
ES95112050T 1994-08-09 1995-08-01 Aceros para llantas macizas para ferrocarriles y similares. Expired - Lifetime ES2137419T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI941729A IT1274607B (it) 1994-08-09 1994-08-09 Acciai per cerchioni di ruote e per ruote monoblocco destinate al settore ferroviario e simili

Publications (1)

Publication Number Publication Date
ES2137419T3 true ES2137419T3 (es) 1999-12-16

Family

ID=11369468

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95112050T Expired - Lifetime ES2137419T3 (es) 1994-08-09 1995-08-01 Aceros para llantas macizas para ferrocarriles y similares.

Country Status (5)

Country Link
EP (1) EP0699774B1 (es)
AT (1) ATE185852T1 (es)
DE (1) DE69512856T2 (es)
ES (1) ES2137419T3 (es)
IT (1) IT1274607B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9752203B2 (en) 2011-10-07 2017-09-05 Babasaheb Neelkanth Kalyani Process to improve fatigue strength of micro alloy steels, forged parts made from the process and an apparatus to execute the process
CN110791618A (zh) * 2019-11-11 2020-02-14 常熟非凡新材股份有限公司 球磨机衬板的加工方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512616A (ja) * 1974-06-25 1976-01-10 Nippon Steel Corp Chodaikajuyonetsushorireeru
US4348800A (en) * 1980-04-14 1982-09-14 Republic Steel Corporation Production of steel products with medium to high contents of carbon and manganese and superior surface quality
DE3446794C1 (de) * 1984-12-21 1986-01-02 BWG Butzbacher Weichenbau GmbH, 6308 Butzbach Verfahren zur Waermebehandlung perlitischer Schienenstaehle
JPH02133544A (ja) * 1988-11-14 1990-05-22 Nkk Corp 耐焼割れ性に優れたレール鋼
US4975041A (en) * 1989-05-18 1990-12-04 Fries Steven L Die assembly for die casting a propeller structure

Also Published As

Publication number Publication date
IT1274607B (it) 1997-07-18
EP0699774A2 (en) 1996-03-06
EP0699774B1 (en) 1999-10-20
DE69512856D1 (de) 1999-11-25
DE69512856T2 (de) 2000-02-24
ITMI941729A1 (it) 1996-02-09
EP0699774A3 (en) 1996-05-08
ATE185852T1 (de) 1999-11-15
ITMI941729A0 (it) 1994-08-09

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