FR2322211A1 - Procede de durcissement superficiel des pieces en acier soumises a usure par frottement - Google Patents
Procede de durcissement superficiel des pieces en acier soumises a usure par frottementInfo
- Publication number
- FR2322211A1 FR2322211A1 FR7526181A FR7526181A FR2322211A1 FR 2322211 A1 FR2322211 A1 FR 2322211A1 FR 7526181 A FR7526181 A FR 7526181A FR 7526181 A FR7526181 A FR 7526181A FR 2322211 A1 FR2322211 A1 FR 2322211A1
- Authority
- FR
- France
- Prior art keywords
- mixt
- glycerol
- steel
- abrasion resistance
- immersion
- 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
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 title abstract 6
- 229910000831 Steel Inorganic materials 0.000 title abstract 5
- 239000010959 steel Substances 0.000 title abstract 5
- 238000005299 abrasion Methods 0.000 title abstract 3
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 title abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 title abstract 2
- 238000007654 immersion Methods 0.000 title 1
- 239000001117 sulphuric acid Substances 0.000 title 1
- 229910001369 Brass Inorganic materials 0.000 abstract 3
- 239000010951 brass Substances 0.000 abstract 3
- 229910052961 molybdenite Inorganic materials 0.000 abstract 2
- 229910052982 molybdenum disulfide Inorganic materials 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000004080 punching Methods 0.000 abstract 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
- C23C12/00—Solid state diffusion of at least one non-metal element other than silicon and at least one metal element or silicon into metallic material surfaces
- C23C12/02—Diffusion in one step
-
- 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
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/18—Solid state diffusion of only metal elements or silicon into metallic material surfaces using liquids, e.g. salt baths, liquid suspensions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
- Chemically Coating (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7526181A FR2322211A1 (fr) | 1975-08-25 | 1975-08-25 | Procede de durcissement superficiel des pieces en acier soumises a usure par frottement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7526181A FR2322211A1 (fr) | 1975-08-25 | 1975-08-25 | Procede de durcissement superficiel des pieces en acier soumises a usure par frottement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2322211A1 true FR2322211A1 (fr) | 1977-03-25 |
| FR2322211B1 FR2322211B1 (cs) | 1978-12-01 |
Family
ID=9159321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7526181A Granted FR2322211A1 (fr) | 1975-08-25 | 1975-08-25 | Procede de durcissement superficiel des pieces en acier soumises a usure par frottement |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2322211A1 (cs) |
-
1975
- 1975-08-25 FR FR7526181A patent/FR2322211A1/fr active Granted
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2322211B1 (cs) | 1978-12-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |