CA2970247C - Procede et four de carbonitruration a basse pression - Google Patents
Procede et four de carbonitruration a basse pression Download PDFInfo
- Publication number
- CA2970247C CA2970247C CA2970247A CA2970247A CA2970247C CA 2970247 C CA2970247 C CA 2970247C CA 2970247 A CA2970247 A CA 2970247A CA 2970247 A CA2970247 A CA 2970247A CA 2970247 C CA2970247 C CA 2970247C
- Authority
- CA
- Canada
- Prior art keywords
- stages
- enclosure
- value
- pressure
- gas
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 54
- 238000005256 carbonitriding Methods 0.000 title claims abstract description 36
- 238000005121 nitriding Methods 0.000 claims abstract description 64
- 238000005255 carburizing Methods 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 16
- 230000007935 neutral effect Effects 0.000 claims description 10
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910021529 ammonia Inorganic materials 0.000 claims description 7
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 6
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 4
- 239000001294 propane Substances 0.000 claims description 3
- 244000126002 Ziziphus vulgaris Species 0.000 claims 1
- 239000007789 gas Substances 0.000 description 68
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 50
- 238000009792 diffusion process Methods 0.000 description 29
- 229910052757 nitrogen Inorganic materials 0.000 description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 21
- 229910052799 carbon Inorganic materials 0.000 description 21
- 238000002347 injection Methods 0.000 description 15
- 239000007924 injection Substances 0.000 description 15
- 238000010791 quenching Methods 0.000 description 8
- 230000000171 quenching effect Effects 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 230000001174 ascending effect Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 238000003763 carbonization Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 210000000720 eyelash Anatomy 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 238000005482 strain hardening Methods 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
- C23C8/34—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 more than one element being applied in more than one step
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any of groups F27B1/00 - F27B15/00
- F27B17/0016—Chamber type furnaces
- F27B17/0083—Chamber type furnaces with means for circulating the atmosphere
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Engineering & Computer Science (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1462260 | 2014-12-11 | ||
| FR1462260A FR3029938B1 (fr) | 2014-12-11 | 2014-12-11 | Procede et four de carbonitruration a basse pression |
| PCT/FR2015/053419 WO2016092219A1 (fr) | 2014-12-11 | 2015-12-10 | Procede et four de carbonitruration a basse pression |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2970247A1 CA2970247A1 (fr) | 2016-06-16 |
| CA2970247C true CA2970247C (fr) | 2023-09-12 |
Family
ID=52450486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2970247A Active CA2970247C (fr) | 2014-12-11 | 2015-12-10 | Procede et four de carbonitruration a basse pression |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US11242594B2 (enExample) |
| EP (1) | EP3230487B1 (enExample) |
| JP (1) | JP7177592B2 (enExample) |
| KR (1) | KR102576343B1 (enExample) |
| CN (1) | CN107406960B (enExample) |
| CA (1) | CA2970247C (enExample) |
| FR (1) | FR3029938B1 (enExample) |
| MX (1) | MX377913B (enExample) |
| WO (1) | WO2016092219A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3081884B1 (fr) * | 2018-06-05 | 2021-05-21 | Safran Helicopter Engines | Procede de cementation basse pression d'une piece comprenant de l'acier |
| CN112095073B (zh) * | 2020-08-20 | 2022-04-01 | 湖南申亿五金标准件有限公司 | 一种强韧性的qpq处理工艺 |
| AT524143B1 (de) * | 2020-09-10 | 2022-12-15 | Miba Sinter Austria Gmbh | Verfahren zur Härtung eines Sinterbauteils |
| CN111945103A (zh) * | 2020-09-16 | 2020-11-17 | 湖南南方宇航高精传动有限公司 | 一种16Cr3NiWMoVNbE材料低压真空碳氮共渗方法 |
| FR3132720B1 (fr) * | 2022-02-11 | 2024-08-23 | Skf Aerospace France | Procédé de renforcement d’une pièce en acier par carbonitruration |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1462260A (fr) | 1963-12-11 | 1966-04-15 | Velsicol Chemical Corp | Composés herbicides nouveaux, compositions les contenant et procédé pour les préparer |
| JP3867376B2 (ja) * | 1997-12-01 | 2007-01-10 | 日本精工株式会社 | 転動部材の製造方法 |
| DE19909694A1 (de) | 1999-03-05 | 2000-09-14 | Stiftung Inst Fuer Werkstoffte | Verfahren zum Varbonitrieren bei Unterdruckverfahren ohne Plasmaunterstützung |
| DE10118494C2 (de) * | 2001-04-04 | 2003-12-11 | Aichelin Gesmbh Moedling | Verfahren zur Niederdruck-Carbonitrierung von Stahlteilen |
| JP3931276B2 (ja) | 2001-12-13 | 2007-06-13 | 光洋サーモシステム株式会社 | 真空浸炭窒化方法 |
| JP4655528B2 (ja) * | 2004-07-12 | 2011-03-23 | 日産自動車株式会社 | 高強度機械構造用部品の製造方法、および高強度機械構造用部品 |
| FR2884523B1 (fr) | 2005-04-19 | 2008-01-11 | Const Mecaniques Sa Et | Procede et four de carbonitruration a basse pression |
| DE102009058642A1 (de) * | 2009-12-16 | 2011-06-22 | Ipsen International GmbH, 47533 | Verfahren und Einrichtung zur Regelung von Prozessgasen für Wärmebehandlungen von metallischen Werkstoffen/Werkstücken in Industrieöfen |
| DE102010001936A1 (de) * | 2010-02-15 | 2011-08-18 | Robert Bosch GmbH, 70469 | Verfahren zur Carbonitrierung mindestens eines Bauteils in einer Behandlungskammer |
| DE102010028165A1 (de) | 2010-04-23 | 2011-10-27 | Robert Bosch Gmbh | Verfahren zur Carbonitrierung von metallischen Bauteilen |
| JP2012087384A (ja) * | 2010-10-21 | 2012-05-10 | Ipsen Co Ltd | 工業炉における金属材料／金属ワークピースの熱処理用のプロセスガスを調整する方法および装置 |
-
2014
- 2014-12-11 FR FR1462260A patent/FR3029938B1/fr not_active Expired - Fee Related
-
2015
- 2015-12-10 KR KR1020177016808A patent/KR102576343B1/ko active Active
- 2015-12-10 JP JP2017531290A patent/JP7177592B2/ja active Active
- 2015-12-10 WO PCT/FR2015/053419 patent/WO2016092219A1/fr not_active Ceased
- 2015-12-10 EP EP15817994.5A patent/EP3230487B1/fr active Active
- 2015-12-10 CN CN201580067754.1A patent/CN107406960B/zh active Active
- 2015-12-10 MX MX2017007484A patent/MX377913B/es unknown
- 2015-12-10 US US15/532,270 patent/US11242594B2/en active Active
- 2015-12-10 CA CA2970247A patent/CA2970247C/fr active Active
Also Published As
| Publication number | Publication date |
|---|---|
| FR3029938A1 (fr) | 2016-06-17 |
| MX377913B (es) | 2025-03-10 |
| FR3029938B1 (fr) | 2019-04-26 |
| WO2016092219A1 (fr) | 2016-06-16 |
| EP3230487B1 (fr) | 2019-05-08 |
| CN107406960B (zh) | 2020-09-22 |
| US20170356077A1 (en) | 2017-12-14 |
| MX2017007484A (es) | 2017-10-02 |
| KR102576343B1 (ko) | 2023-09-07 |
| CN107406960A (zh) | 2017-11-28 |
| EP3230487A1 (fr) | 2017-10-18 |
| JP2018505301A (ja) | 2018-02-22 |
| CA2970247A1 (fr) | 2016-06-16 |
| KR20170093855A (ko) | 2017-08-16 |
| US11242594B2 (en) | 2022-02-08 |
| JP7177592B2 (ja) | 2022-11-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20201123 |
|
| EEER | Examination request |
Effective date: 20201123 |
|
| EEER | Examination request |
Effective date: 20201123 |
|
| EEER | Examination request |
Effective date: 20201123 |
|
| EEER | Examination request |
Effective date: 20201123 |
|
| EEER | Examination request |
Effective date: 20201123 |
|
| EEER | Examination request |
Effective date: 20201123 |
|
| EEER | Examination request |
Effective date: 20201123 |