IT1188830B - Procedimento di indurimento superficiale di pezzi in ghisa di limitata capacita' termica - Google Patents

Procedimento di indurimento superficiale di pezzi in ghisa di limitata capacita' termica

Info

Publication number
IT1188830B
IT1188830B IT49267/79A IT4926779A IT1188830B IT 1188830 B IT1188830 B IT 1188830B IT 49267/79 A IT49267/79 A IT 49267/79A IT 4926779 A IT4926779 A IT 4926779A IT 1188830 B IT1188830 B IT 1188830B
Authority
IT
Italy
Prior art keywords
cast iron
thermal capacity
hardening process
surface hardening
iron parts
Prior art date
Application number
IT49267/79A
Other languages
English (en)
Other versions
IT7949267A0 (it
Inventor
Friedhelm Reinke
Friedhelm Emde
Original Assignee
Aeg Elotherm Gmbh
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 Aeg Elotherm Gmbh filed Critical Aeg Elotherm Gmbh
Publication of IT7949267A0 publication Critical patent/IT7949267A0/it
Application granted granted Critical
Publication of IT1188830B publication Critical patent/IT1188830B/it

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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/30—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for crankshafts; for camshafts
    • 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
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
IT49267/79A 1978-06-03 1979-06-01 Procedimento di indurimento superficiale di pezzi in ghisa di limitata capacita' termica IT1188830B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782824373 DE2824373A1 (de) 1978-06-03 1978-06-03 Verfahren zum oberflaechenhaerten eines gusseisernen werkstuecks begrenzter waermekapazitaet

Publications (2)

Publication Number Publication Date
IT7949267A0 IT7949267A0 (it) 1979-06-01
IT1188830B true IT1188830B (it) 1988-01-28

Family

ID=6040914

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49267/79A IT1188830B (it) 1978-06-03 1979-06-01 Procedimento di indurimento superficiale di pezzi in ghisa di limitata capacita' termica

Country Status (5)

Country Link
JP (1) JPS54159324A (it)
DE (1) DE2824373A1 (it)
FR (1) FR2427393A1 (it)
GB (1) GB2022146B (it)
IT (1) IT1188830B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980002434A1 (en) * 1979-05-07 1980-11-13 Commw Scient Ind Res Org Surface hardening of metals by electric arc discharge
WO1982001016A1 (en) * 1980-09-11 1982-04-01 Sciaky Bros Method and apparatus for surface hardening cams
IT1219974B (it) * 1981-06-25 1990-05-24 Fischer Ag Georg Procedimento di tempra a rifusione
FR2522687B1 (fr) * 1982-03-05 1985-05-31 Aeg Elotherm Gmbh Procede et machine pour tremper une surface de piece en fonte, de preference la portee d'une came ou d'un suiveur a cames, par fusion de la surface a l'arc electrique suivie de trempe
DD211983A1 (de) * 1982-12-09 1984-08-01 Zentralinstitut Schweiss Verfahren zum schmelzbehandeln, insbesondere von motorkolben mittels elektronenstrahl
GB2155498B (en) * 1984-03-07 1988-11-02 Honda Motor Co Ltd Method and apparatus for remelting and hardening an elongate workpiece
GB2169318A (en) * 1985-01-04 1986-07-09 Rolls Royce Metal surface hardening by carbide formation
JPS6293314A (ja) * 1985-10-21 1987-04-28 Honda Motor Co Ltd 耐摩耗性摺動部材
EP0732419A1 (en) * 1995-03-14 1996-09-18 Isuzu Motors Limited Re-melt processing method on metal surface
US6139656A (en) * 1995-07-10 2000-10-31 Ford Global Technologies, Inc. Electrochemical hardness modification of non-allotropic metal surfaces
DE10261710B4 (de) * 2002-12-30 2011-07-21 Volkswagen AG, 38440 Verfahren zur Oberflächenbehandlung einer Welle

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB523823A (en) * 1938-03-18 1940-07-23 Shorter Process Company Ltd Improvements in or relating to a method of and apparatus for heat-treating metal bodies
US2491134A (en) * 1946-05-21 1949-12-13 Crompton & Knowles Loom Works Machine for flame tempering cams
AT262357B (de) * 1964-09-23 1968-06-10 Boehler & Co Ag Geb Verfahren zur Oberflächenhärtung härtbarer Stähle
GB1373490A (en) * 1970-12-09 1974-11-13 British Steel Corp Heat treatment of metal strip
JPS5313575A (en) * 1971-07-01 1978-02-07 Ri Keisawa Fluorescent lamp
GB1404865A (en) * 1971-12-29 1975-09-03 Nissan Motor Method of forming hardened layers on castings
JPS5220930A (en) * 1975-08-11 1977-02-17 Ube Industries Method and apparatus for injection of upright die cast machine
DE2703469C3 (de) * 1977-01-28 1979-11-22 Audi Nsu Auto Union Ag, 7107 Neckarsulm Einrichtung zum Härten der Nockenlaufflächen von Nockenwellen für Brennkraftmaschinen

Also Published As

Publication number Publication date
DE2824373A1 (de) 1979-12-06
GB2022146B (en) 1982-07-07
JPS54159324A (en) 1979-12-17
FR2427393A1 (fr) 1979-12-28
GB2022146A (en) 1979-12-12
IT7949267A0 (it) 1979-06-01

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