SE8005372L - Forfarande for nitrering av byggnadsstal och gjutjern - Google Patents
Forfarande for nitrering av byggnadsstal och gjutjernInfo
- Publication number
- SE8005372L SE8005372L SE8005372A SE8005372A SE8005372L SE 8005372 L SE8005372 L SE 8005372L SE 8005372 A SE8005372 A SE 8005372A SE 8005372 A SE8005372 A SE 8005372A SE 8005372 L SE8005372 L SE 8005372L
- Authority
- SE
- Sweden
- Prior art keywords
- phase
- iron
- nitritation
- procedure
- building steel
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title 2
- 229910052742 iron Inorganic materials 0.000 title 1
- 230000000802 nitrating effect Effects 0.000 title 1
- 238000005121 nitriding Methods 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 2
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract 2
- 229910001018 Cast iron Inorganic materials 0.000 abstract 1
- 229910000746 Structural steel Inorganic materials 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 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
- 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
- C23C8/24—Nitriding
- C23C8/26—Nitriding of ferrous surfaces
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2930165A DE2930165C2 (de) | 1979-07-25 | 1979-07-25 | Verfahren zum Nitrieren von Baustahl und Gußeisen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8005372L true SE8005372L (sv) | 1981-01-26 |
| SE448171B SE448171B (sv) | 1987-01-26 |
Family
ID=6076753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8005372A SE448171B (sv) | 1979-07-25 | 1980-07-24 | Forfarande for nitrering av byggnadsstal och gjutjern |
Country Status (7)
| Country | Link |
|---|---|
| AR (1) | AR222715A1 (sv) |
| AT (1) | AT369437B (sv) |
| CH (1) | CH643884A5 (sv) |
| DE (1) | DE2930165C2 (sv) |
| GB (1) | GB2053975B (sv) |
| IT (1) | IT1193708B (sv) |
| SE (1) | SE448171B (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3225686C2 (de) * | 1982-07-09 | 1990-05-10 | Volkswagenwerk Ag, 3180 Wolfsburg | Verfahren zur Wärmebehandlung der Oberfläche eines Bauteils |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3399085A (en) * | 1965-12-22 | 1968-08-27 | United States Steel Corp | Method of nitriding |
-
1979
- 1979-07-25 DE DE2930165A patent/DE2930165C2/de not_active Expired
-
1980
- 1980-07-24 CH CH567380A patent/CH643884A5/de not_active IP Right Cessation
- 1980-07-24 IT IT68183/80A patent/IT1193708B/it active
- 1980-07-24 AR AR281899A patent/AR222715A1/es active
- 1980-07-24 SE SE8005372A patent/SE448171B/sv not_active IP Right Cessation
- 1980-07-24 AT AT0384680A patent/AT369437B/de not_active IP Right Cessation
- 1980-07-25 GB GB8024384A patent/GB2053975B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT369437B (de) | 1982-12-27 |
| DE2930165A1 (de) | 1981-01-29 |
| IT8068183A0 (it) | 1980-07-24 |
| AR222715A1 (es) | 1981-06-15 |
| GB2053975A (en) | 1981-02-11 |
| IT1193708B (it) | 1988-08-24 |
| ATA384680A (de) | 1982-05-15 |
| SE448171B (sv) | 1987-01-26 |
| DE2930165C2 (de) | 1981-12-24 |
| GB2053975B (en) | 1983-04-20 |
| CH643884A5 (de) | 1984-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU4737079A (en) | Production of steel from iron carbide | |
| ZA755079B (en) | Tuyere for the injection of reaction gas | |
| JPS52155121A (en) | Strengthening of carbon steel | |
| JPS5261167A (en) | Method of converting no2 to no and composition for converting | |
| ZA752178B (en) | Process for the manufacture of steel with improved toughness properties | |
| JPS5537508A (en) | Turbine casing for superchrger | |
| AU531424B2 (en) | Gas carburising, carbo-nitriding and neutral hardening of iron | |
| JPS51146430A (en) | Process for preparation of tolualdehyde | |
| JPS5223518A (en) | Steel of extremeiy low yield point with excellent workability and non- aging property and production | |
| JPS527818A (en) | Process for producing rust proofing, medium carbon, martensitic, chrom ium stainless steel | |
| JPS5236511A (en) | Nonmagnetic, hard steel of improved machinability | |
| GB2055404B (en) | Gas nitriding steel | |
| JPS5265711A (en) | Production of super low carbon steel | |
| GB1510158A (en) | Nitriding of steel | |
| SU493432A1 (ru) | Способ получени поликристаллического ортоборота железа | |
| SE391200B (sv) | Forfarande for fosfatering av jern och stal genom neddoppning | |
| Sadovskii et al. | Thermomechanical-Magnetic Treatment of Metastable Austenitic Steels | |
| BE847935A (fr) | Procede d'absorption de composes fluores presents dans des melanges gazeux, | |
| JPS5252113A (en) | Steel of excellent cold workability for nitriding | |
| JPS51146338A (en) | Gas nitriding of high chromium steel | |
| JPS5316315A (en) | Tool steel having good machinability | |
| JPS51120919A (en) | Structural steel with excellent machinability | |
| JPS51142417A (en) | Heat resisting austenite cast steel | |
| JPS54122186A (en) | Method of analyzing gas by solution of iron complex | |
| FR2291786A1 (fr) | Perfectionnements aux dispersions d'amiante, notamment en liquide organique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
Ref document number: 8005372-1 Format of ref document f/p: F |
|
| NUG | Patent has lapsed |
Ref document number: 8005372-1 Format of ref document f/p: F |