ZA816970B - Process for carburising workpieces and for annealing workpieces under conditions which do not affect the level of carburisation - Google Patents

Process for carburising workpieces and for annealing workpieces under conditions which do not affect the level of carburisation

Info

Publication number
ZA816970B
ZA816970B ZA816970A ZA816970A ZA816970B ZA 816970 B ZA816970 B ZA 816970B ZA 816970 A ZA816970 A ZA 816970A ZA 816970 A ZA816970 A ZA 816970A ZA 816970 B ZA816970 B ZA 816970B
Authority
ZA
South Africa
Prior art keywords
workpieces
carburisation
carburising
affect
level
Prior art date
Application number
ZA816970A
Other languages
English (en)
Inventor
Reinhard Strigl
Alexander Jurmann
Thomas Reverchon
Wolfgang Danzer
Original Assignee
Linde Ag
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 Linde Ag filed Critical Linde Ag
Publication of ZA816970B publication Critical patent/ZA816970B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • 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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
ZA816970A 1980-10-08 1981-10-08 Process for carburising workpieces and for annealing workpieces under conditions which do not affect the level of carburisation ZA816970B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803038081 DE3038081A1 (de) 1980-10-08 1980-10-08 Verfahren zum aufkohlen und kohlungsneutralen gluehen von werkstuecken

Publications (1)

Publication Number Publication Date
ZA816970B true ZA816970B (en) 1982-09-29

Family

ID=6113953

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA816970A ZA816970B (en) 1980-10-08 1981-10-08 Process for carburising workpieces and for annealing workpieces under conditions which do not affect the level of carburisation

Country Status (6)

Country Link
EP (1) EP0049532B1 (xx)
AT (1) AT369038B (xx)
AU (1) AU543040B2 (xx)
BR (1) BR8106481A (xx)
DE (2) DE3038081A1 (xx)
ZA (1) ZA816970B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3110329A1 (de) * 1981-03-17 1982-09-30 Brown, Boveri & Cie Ag, 6800 Mannheim Verfahren zur gasaufkohlung
DE3436267A1 (de) * 1984-10-03 1986-05-15 Process-Electronic Analyse- und Regelgeräte GmbH, 7336 Uhingen Verfahren zum regeln des kohlenstoffpegels in einem gasaufkohlungsofen
FR2586259B1 (fr) * 1985-08-14 1987-10-30 Air Liquide Procede de cementation rapide dans un four continu

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR835931A (fr) * 1938-03-30 1939-01-05 Procédé pour la cémentation gazeuse de pièces en acier
FR1157164A (fr) * 1956-08-04 1958-05-27 Renault Procédé de préparation d'un mélange d'azote et de vapeur de produits organiques pour réaliser une atmosphère de traitement thermique
IT649978A (xx) * 1960-06-17

Also Published As

Publication number Publication date
BR8106481A (pt) 1982-06-22
DE3038081A1 (de) 1982-05-06
DE3168921D1 (en) 1985-03-28
AU543040B2 (en) 1985-03-28
AT369038B (de) 1982-11-25
EP0049532A1 (de) 1982-04-14
ATA84081A (de) 1982-04-15
EP0049532B1 (de) 1985-02-13
AU7609381A (en) 1982-04-22

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