BG39807A3 - Method for thermic treatment of railway point work- pieces - Google Patents

Method for thermic treatment of railway point work- pieces

Info

Publication number
BG39807A3
BG39807A3 BG034229A BG3422976A BG39807A3 BG 39807 A3 BG39807 A3 BG 39807A3 BG 034229 A BG034229 A BG 034229A BG 3422976 A BG3422976 A BG 3422976A BG 39807 A3 BG39807 A3 BG 39807A3
Authority
BG
Bulgaria
Prior art keywords
blowing
cooled
stage
running surface
pieces
Prior art date
Application number
BG034229A
Other languages
Bulgarian (bg)
English (en)
Inventor
Wilhelm Heller
Christoph Hoffmann
Original Assignee
Неизвестен
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 Неизвестен filed Critical Неизвестен
Publication of BG39807A3 publication Critical patent/BG39807A3/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/10—Frogs
    • E01B7/12—Fixed frogs made of one part or composite
    • 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
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
BG034229A 1975-09-20 1976-09-17 Method for thermic treatment of railway point work- pieces BG39807A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2541978A DE2541978C3 (de) 1975-09-20 1975-09-20 Verfahren zur Wärmebehandlung von Weichenteilen im Durchlaufverfahren

Publications (1)

Publication Number Publication Date
BG39807A3 true BG39807A3 (en) 1986-08-15

Family

ID=5956971

Family Applications (1)

Application Number Title Priority Date Filing Date
BG034229A BG39807A3 (en) 1975-09-20 1976-09-17 Method for thermic treatment of railway point work- pieces

Country Status (15)

Country Link
AT (1) AT386841B (de)
BE (1) BE846377A (de)
BG (1) BG39807A3 (de)
CH (1) CH621364A5 (de)
DD (1) DD126536A5 (de)
DE (1) DE2541978C3 (de)
FI (1) FI762667A7 (de)
FR (1) FR2324743A1 (de)
GB (1) GB1510608A (de)
IT (1) IT1068280B (de)
LU (1) LU75832A1 (de)
NL (1) NL7609909A (de)
RO (1) RO72116A (de)
YU (1) YU37191B (de)
ZA (1) ZA765542B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2940826C2 (de) * 1979-10-09 1987-03-26 Fa. Paul Ferd. Peddinghaus, 5820 Gevelsberg Verfahren zur Tiefenhärtung von Werkstücken sowie Vorrichtung zur Durchführung dieses Verfahrens
DE3446794C1 (de) * 1984-12-21 1986-01-02 BWG Butzbacher Weichenbau GmbH, 6308 Butzbach Verfahren zur Waermebehandlung perlitischer Schienenstaehle
AT391707B (de) * 1985-03-25 1990-11-26 Voest Alpine Ag Verfahren zum verhindern der eindellung von schienen im uebergangsbereich sowie vorrichtung zur durchfuehrung dieses verfahrens
AT384624B (de) * 1986-05-22 1987-12-10 Voest Alpine Ag Einrichtung zur gesteuerten waermebehandlung von weichenteilen
AT401359B (de) * 1991-04-05 1996-08-26 Vae Ag Verfahren zur herstellung eines herzstückes
DE4200545A1 (de) * 1992-01-11 1993-07-15 Butzbacher Weichenbau Gmbh Gleisteile sowie verfahren zur herstellung dieser
CN115852118A (zh) * 2022-12-15 2023-03-28 攀钢集团攀枝花钢铁研究院有限公司 低应力高性能辙叉用钢的生产方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1758517B1 (de) * 1967-06-29 1970-12-10 Inst Cercetari Tehnologice Pen Verfahren zur Waermebehandlung von langgestreckten Werkstuecken mit in Laengsrichtung veraenderlicher Querschnittsform
DE1938290A1 (de) * 1968-08-13 1970-02-19 Union Carbide Corp Verfahren und Vorrichtung zum Haerten von Schienen

Also Published As

Publication number Publication date
FI762667A7 (de) 1977-03-21
DE2541978B2 (de) 1977-12-15
ZA765542B (en) 1977-08-31
YU225476A (en) 1983-04-27
RO72116A (ro) 1981-11-04
DE2541978C3 (de) 1978-08-24
LU75832A1 (de) 1977-05-04
NL7609909A (nl) 1977-03-22
IT1068280B (it) 1985-03-21
YU37191B (en) 1984-08-31
ATA676276A (de) 1980-01-15
BE846377A (fr) 1977-01-17
FR2324743A1 (fr) 1977-04-15
CH621364A5 (en) 1981-01-30
DE2541978A1 (de) 1977-03-24
GB1510608A (en) 1978-05-10
DD126536A5 (de) 1977-07-20
AT386841B (de) 1988-10-25

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