AT385218B - METHOD FOR EXPLOSION-FASTENING THE MOLDED PART OF THE POINTED RAILWAY HEART PIECES OF SOFT - Google Patents

METHOD FOR EXPLOSION-FASTENING THE MOLDED PART OF THE POINTED RAILWAY HEART PIECES OF SOFT

Info

Publication number
AT385218B
AT385218B AT0131386A AT131386A AT385218B AT 385218 B AT385218 B AT 385218B AT 0131386 A AT0131386 A AT 0131386A AT 131386 A AT131386 A AT 131386A AT 385218 B AT385218 B AT 385218B
Authority
AT
Austria
Prior art keywords
railway
explosion
pointed
fastening
soft
Prior art date
Application number
AT0131386A
Other languages
German (de)
Other versions
ATA131386A (en
Inventor
Roman Zakharovich Kats
Nikolai Nikitovich Putrya
Konstantin Ivanovich Krasikov
Andrei Andreevich Deribas
Tatyana Maximovna Sobolenko
Vladimir Alexandrovic Pryakhin
Alexandr Vasilievich Vodyanov
Alexandr Grigorievich Tsarenko
Evgeny Evgenievich Zubkov
Original Assignee
Railway Transport Inst
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 Railway Transport Inst filed Critical Railway Transport Inst
Publication of ATA131386A publication Critical patent/ATA131386A/en
Application granted granted Critical
Publication of AT385218B publication Critical patent/AT385218B/en

Links

Classifications

    • 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
    • C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat Treatment Of Articles (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
AT0131386A 1985-03-12 1986-05-16 METHOD FOR EXPLOSION-FASTENING THE MOLDED PART OF THE POINTED RAILWAY HEART PIECES OF SOFT AT385218B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08506311A GB2172234B (en) 1985-03-12 1985-03-12 Method of explosive hardening a cast portion of acute angle frogs of railroad switches

Publications (2)

Publication Number Publication Date
ATA131386A ATA131386A (en) 1987-08-15
AT385218B true AT385218B (en) 1988-03-10

Family

ID=10575833

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0131386A AT385218B (en) 1985-03-12 1986-05-16 METHOD FOR EXPLOSION-FASTENING THE MOLDED PART OF THE POINTED RAILWAY HEART PIECES OF SOFT

Country Status (4)

Country Link
AT (1) AT385218B (en)
DE (1) DE3508998A1 (en)
FR (1) FR2578857B1 (en)
GB (1) GB2172234B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9719158B2 (en) 2014-12-29 2017-08-01 Progress Rail Services Corporation Explosively depth hardened crawler shoes
GB2581383A (en) * 2019-02-15 2020-08-19 Progress Rail Services Uk Ltd Improved steel railway crossing

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2703297A (en) * 1951-03-26 1955-03-01 Kelly L Taulbee Method of hardening manganese steel
FR1289813A (en) * 1961-05-10 1962-04-06 Du Pont Metal hardening process

Also Published As

Publication number Publication date
FR2578857A1 (en) 1986-09-19
GB8506311D0 (en) 1985-04-11
ATA131386A (en) 1987-08-15
DE3508998A1 (en) 1986-09-25
GB2172234B (en) 1988-04-07
FR2578857B1 (en) 1989-01-06
GB2172234A (en) 1986-09-17

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties