FR2264890A1 - Alloy carbides prepd. by heating low carbon alloy - in ferritic or austenitic condition and subjecting to carbon contg. atmos. - Google Patents
Alloy carbides prepd. by heating low carbon alloy - in ferritic or austenitic condition and subjecting to carbon contg. atmos.Info
- Publication number
- FR2264890A1 FR2264890A1 FR7508718A FR7508718A FR2264890A1 FR 2264890 A1 FR2264890 A1 FR 2264890A1 FR 7508718 A FR7508718 A FR 7508718A FR 7508718 A FR7508718 A FR 7508718A FR 2264890 A1 FR2264890 A1 FR 2264890A1
- Authority
- FR
- France
- Prior art keywords
- carbides
- contg
- carbon
- alloy
- atmos
- 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.)
- Granted
Links
- 150000001247 metal acetylides Chemical class 0.000 title abstract 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract 5
- 229910052799 carbon Inorganic materials 0.000 title abstract 5
- 238000010438 heat treatment Methods 0.000 title abstract 3
- 229910045601 alloy Inorganic materials 0.000 title abstract 2
- 239000000956 alloy Substances 0.000 title abstract 2
- 229910001339 C alloy Inorganic materials 0.000 title 1
- 239000000463 material Substances 0.000 abstract 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 229910001566 austenite Inorganic materials 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000003575 carbonaceous material Substances 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 238000005496 tempering Methods 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 229910052720 vanadium Inorganic materials 0.000 abstract 1
- 229910000859 α-Fe Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
-
- 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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1225574 | 1974-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2264890A1 true FR2264890A1 (en) | 1975-10-17 |
| FR2264890B3 FR2264890B3 (enExample) | 1977-11-25 |
Family
ID=10001212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7508718A Granted FR2264890A1 (en) | 1974-03-20 | 1975-03-20 | Alloy carbides prepd. by heating low carbon alloy - in ferritic or austenitic condition and subjecting to carbon contg. atmos. |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS50131822A (enExample) |
| DE (1) | DE2512209A1 (enExample) |
| FR (1) | FR2264890A1 (enExample) |
| SE (1) | SE7503135L (enExample) |
-
1975
- 1975-03-19 SE SE7503135A patent/SE7503135L/sv unknown
- 1975-03-20 DE DE19752512209 patent/DE2512209A1/de active Pending
- 1975-03-20 FR FR7508718A patent/FR2264890A1/fr active Granted
- 1975-03-20 JP JP3306375A patent/JPS50131822A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2512209A1 (de) | 1975-09-25 |
| SE7503135L (enExample) | 1975-09-22 |
| FR2264890B3 (enExample) | 1977-11-25 |
| JPS50131822A (enExample) | 1975-10-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |