CA1225536A - High efficiency reduction carburization - Google Patents
High efficiency reduction carburizationInfo
- Publication number
- CA1225536A CA1225536A CA000434137A CA434137A CA1225536A CA 1225536 A CA1225536 A CA 1225536A CA 000434137 A CA000434137 A CA 000434137A CA 434137 A CA434137 A CA 434137A CA 1225536 A CA1225536 A CA 1225536A
- Authority
- CA
- Canada
- Prior art keywords
- preform
- carbon
- temperature
- carburizing
- zone
- 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.)
- Expired
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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/1003—Use of special medium during sintering, e.g. sintering aid
- B22F3/1007—Atmosphere
- B22F3/101—Changing atmosphere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Powder Metallurgy (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Forging (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40665882A | 1982-08-09 | 1982-08-09 | |
US406,658 | 1982-08-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1225536A true CA1225536A (en) | 1987-08-18 |
Family
ID=23608936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000434137A Expired CA1225536A (en) | 1982-08-09 | 1983-08-08 | High efficiency reduction carburization |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0105138B1 (de) |
JP (1) | JPS59133301A (de) |
AT (1) | ATE44983T1 (de) |
CA (1) | CA1225536A (de) |
DE (1) | DE3380264D1 (de) |
MX (1) | MX156818A (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3448789B2 (ja) * | 1995-01-20 | 2003-09-22 | 同和鉱業株式会社 | ガス浸炭方法 |
SE9701976D0 (sv) * | 1997-05-27 | 1997-05-27 | Hoeganaes Ab | Method of monitoring and controlling the composition of the sintering atmosphere |
US7431777B1 (en) | 2003-05-20 | 2008-10-07 | Exxonmobil Research And Engineering Company | Composition gradient cermets and reactive heat treatment process for preparing same |
AT505699B1 (de) | 2007-09-03 | 2010-10-15 | Miba Sinter Austria Gmbh | Verfahren zur herstellung eines sintergehärteten bauteils |
EP3043135A1 (de) * | 2015-01-08 | 2016-07-13 | Linde Aktiengesellschaft | Vorrichtung und Verfahren zur Steuerung eines Sinterprozesses |
US11007572B2 (en) | 2015-08-17 | 2021-05-18 | Ntn Corporation | Sliding member and method for producing same |
CN108296480B (zh) * | 2018-03-23 | 2020-01-31 | 厦门理工学院 | 一种高纯难熔金属块体的制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB665794A (en) * | 1949-09-27 | 1952-01-30 | Isthmian Metals Inc | Powder metallurgy process for producing steel parts |
US3992763A (en) * | 1974-09-13 | 1976-11-23 | Federal-Mogul Corporation | Method of making powdered metal parts |
JPS5179606A (en) * | 1974-11-09 | 1976-07-12 | Toyo Kogyo Co | Kotansotetsukeishudobuzaino shoketsuhoho |
GB2007719B (en) * | 1977-11-15 | 1982-03-31 | British Steel Corp | Production of metal compacts |
-
1983
- 1983-08-08 CA CA000434137A patent/CA1225536A/en not_active Expired
- 1983-08-09 DE DE8383107859T patent/DE3380264D1/de not_active Expired
- 1983-08-09 EP EP83107859A patent/EP0105138B1/de not_active Expired
- 1983-08-09 MX MX198337A patent/MX156818A/es unknown
- 1983-08-09 AT AT83107859T patent/ATE44983T1/de not_active IP Right Cessation
- 1983-08-09 JP JP58145618A patent/JPS59133301A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
EP0105138B1 (de) | 1989-07-26 |
DE3380264D1 (en) | 1989-08-31 |
JPH0211644B2 (de) | 1990-03-15 |
JPS59133301A (ja) | 1984-07-31 |
ATE44983T1 (de) | 1989-08-15 |
MX156818A (es) | 1988-10-05 |
EP0105138A1 (de) | 1984-04-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |