ATE185852T1 - Stahl für ein-stück-radreifen für eisenbahnen oder ähnliches - Google Patents

Stahl für ein-stück-radreifen für eisenbahnen oder ähnliches

Info

Publication number
ATE185852T1
ATE185852T1 AT95112050T AT95112050T ATE185852T1 AT E185852 T1 ATE185852 T1 AT E185852T1 AT 95112050 T AT95112050 T AT 95112050T AT 95112050 T AT95112050 T AT 95112050T AT E185852 T1 ATE185852 T1 AT E185852T1
Authority
AT
Austria
Prior art keywords
tires
steel
similar
piece railway
railway
Prior art date
Application number
AT95112050T
Other languages
English (en)
Inventor
Giampiero Amici
Andrea Ghidini
Original Assignee
Lucchini Siderurgica 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 Siderurgica S P A filed Critical Lucchini Siderurgica S P A
Application granted granted Critical
Publication of ATE185852T1 publication Critical patent/ATE185852T1/de

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)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Metal Rolling (AREA)
AT95112050T 1994-08-09 1995-08-01 Stahl für ein-stück-radreifen für eisenbahnen oder ähnliches ATE185852T1 (de)

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
ATE185852T1 true ATE185852T1 (de) 1999-11-15

Family

ID=11369468

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95112050T ATE185852T1 (de) 1994-08-09 1995-08-01 Stahl für ein-stück-radreifen für eisenbahnen oder ähnliches

Country Status (5)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK2764127T3 (en) 2011-10-07 2015-10-19 Babasaheb Neelkanth Kalyani A method for improving the fatigue strength of micro-alloy steels, forged parts made by the method and apparatus for carrying out the method
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
DE69512856D1 (de) 1999-11-25
EP0699774A3 (de) 1996-05-08
ITMI941729A0 (it) 1994-08-09
EP0699774B1 (de) 1999-10-20
ITMI941729A1 (it) 1996-02-09
IT1274607B (it) 1997-07-18
ES2137419T3 (es) 1999-12-16
EP0699774A2 (de) 1996-03-06
DE69512856T2 (de) 2000-02-24

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Legal Events

Date Code Title Description
EEIH Change in the person of patent owner
UEP Publication of translation of european patent specification
EEIH Change in the person of patent owner
EEFA Change of the company name