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 carburisationInfo
- 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
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)
- Mechanical Engineering (AREA)
- Materials 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)
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 (fr) |
AT (1) | AT369038B (fr) |
AU (1) | AU543040B2 (fr) |
BR (1) | BR8106481A (fr) |
DE (2) | DE3038081A1 (fr) |
ZA (1) | ZA816970B (fr) |
Families Citing this family (3)
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)
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 |
NL266000A (fr) * | 1960-06-17 |
-
1980
- 1980-10-08 DE DE19803038081 patent/DE3038081A1/de not_active Withdrawn
-
1981
- 1981-02-24 AT AT0084081A patent/AT369038B/de not_active IP Right Cessation
- 1981-10-07 BR BR8106481A patent/BR8106481A/pt unknown
- 1981-10-07 DE DE8181108036T patent/DE3168921D1/de not_active Expired
- 1981-10-07 EP EP81108036A patent/EP0049532B1/fr not_active Expired
- 1981-10-07 AU AU76093/81A patent/AU543040B2/en not_active Ceased
- 1981-10-08 ZA ZA816970A patent/ZA816970B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE3168921D1 (en) | 1985-03-28 |
EP0049532B1 (fr) | 1985-02-13 |
AU543040B2 (en) | 1985-03-28 |
AT369038B (de) | 1982-11-25 |
DE3038081A1 (de) | 1982-05-06 |
EP0049532A1 (fr) | 1982-04-14 |
ATA84081A (de) | 1982-04-15 |
AU7609381A (en) | 1982-04-22 |
BR8106481A (pt) | 1982-06-22 |
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