DE1758011B1 - Durchlaufofen zum Aufkohlen oder Karbonitrieren - Google Patents
Durchlaufofen zum Aufkohlen oder KarbonitrierenInfo
- Publication number
- DE1758011B1 DE1758011B1 DE19681758011 DE1758011A DE1758011B1 DE 1758011 B1 DE1758011 B1 DE 1758011B1 DE 19681758011 DE19681758011 DE 19681758011 DE 1758011 A DE1758011 A DE 1758011A DE 1758011 B1 DE1758011 B1 DE 1758011B1
- Authority
- DE
- Germany
- Prior art keywords
- chamber
- door
- carburizing
- workpieces
- continuous furnace
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000005255 carburizing Methods 0.000 title claims description 62
- 238000005256 carbonitriding Methods 0.000 title claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 50
- 238000009792 diffusion process Methods 0.000 claims description 27
- 238000012546 transfer Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 11
- 229910052799 carbon Inorganic materials 0.000 description 11
- 238000010791 quenching Methods 0.000 description 6
- 230000000171 quenching effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000003763 carbonization Methods 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Tunnel Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1355167A GB1208134A (en) | 1967-03-22 | 1967-03-22 | Improvements in or relating to continuous carburising |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1758011B1 true DE1758011B1 (de) | 1970-08-20 |
Family
ID=10024993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681758011 Pending DE1758011B1 (de) | 1967-03-22 | 1968-03-20 | Durchlaufofen zum Aufkohlen oder Karbonitrieren |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT290594B (https=) |
| BE (1) | BE712659A (https=) |
| DE (1) | DE1758011B1 (https=) |
| GB (1) | GB1208134A (https=) |
| NL (1) | NL162967C (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2657112A1 (de) * | 1975-12-19 | 1977-11-10 | Affimet | Verfahren zum erhitzen von stueckigem gut und hierfuer geeigneter ofen |
| DE4034653A1 (de) * | 1990-10-31 | 1992-05-07 | Loi Ind Ofenanlagen | Verfahren und durchstossofen zum waermebehandeln von werkstuecken |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3662996A (en) * | 1970-03-23 | 1972-05-16 | Holcroft & Co | Multi-chamber carburizing apparatus |
| US4049473A (en) * | 1976-03-11 | 1977-09-20 | Airco, Inc. | Methods for carburizing steel parts |
| DE2737615C2 (de) * | 1977-08-20 | 1983-10-06 | Fa. J. Aichelin, 7015 Korntal | Durchlaufofen für Schutzgasbetrieb |
| JPS60138065A (ja) * | 1983-12-27 | 1985-07-22 | Chugai Ro Kogyo Kaisha Ltd | ガス浸炭焼入方法およびその連続式ガス浸炭焼入設備 |
| AT404029B (de) * | 1996-09-16 | 1998-07-27 | Ald Aichelin Ges M B H | Niederdruck-aufkohlungsanlage |
| JP4540406B2 (ja) * | 2004-06-25 | 2010-09-08 | 富士重工業株式会社 | 多段連続浸炭焼入れ炉及び連続浸炭焼入れ方法 |
| CN114134453B (zh) * | 2021-12-01 | 2022-05-31 | 浙江求精科技有限公司 | 液压叶片泵转子的热处理设备及热处理方法 |
-
1967
- 1967-03-22 GB GB1355167A patent/GB1208134A/en not_active Expired
-
1968
- 1968-03-20 DE DE19681758011 patent/DE1758011B1/de active Pending
- 1968-03-22 BE BE712659D patent/BE712659A/xx unknown
- 1968-03-22 NL NL6804093A patent/NL162967C/xx active
- 1968-03-22 AT AT287768A patent/AT290594B/de not_active IP Right Cessation
Non-Patent Citations (1)
| Title |
|---|
| None * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2657112A1 (de) * | 1975-12-19 | 1977-11-10 | Affimet | Verfahren zum erhitzen von stueckigem gut und hierfuer geeigneter ofen |
| DE4034653A1 (de) * | 1990-10-31 | 1992-05-07 | Loi Ind Ofenanlagen | Verfahren und durchstossofen zum waermebehandeln von werkstuecken |
Also Published As
| Publication number | Publication date |
|---|---|
| AT290594B (de) | 1971-06-11 |
| NL162967C (nl) | 1980-07-15 |
| BE712659A (https=) | 1968-07-31 |
| GB1208134A (en) | 1970-10-07 |
| NL162967B (nl) | 1980-02-15 |
| NL6804093A (https=) | 1968-09-23 |
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