DK0532806T3 - Hård austenitisk rustfri stålskrue og en fremgangsmåde til fremstilling heraf - Google Patents
Hård austenitisk rustfri stålskrue og en fremgangsmåde til fremstilling herafInfo
- Publication number
- DK0532806T3 DK0532806T3 DK91308660.9T DK91308660T DK0532806T3 DK 0532806 T3 DK0532806 T3 DK 0532806T3 DK 91308660 T DK91308660 T DK 91308660T DK 0532806 T3 DK0532806 T3 DK 0532806T3
- Authority
- DK
- Denmark
- Prior art keywords
- stainless steel
- austenitic stainless
- steel screw
- making
- screw
- Prior art date
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
- C23C8/24—Nitriding
- C23C8/26—Nitriding of ferrous surfaces
-
- 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
- C23C8/80—After-treatment
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)
- Forging (AREA)
- Heat Treatment Of Articles (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP91308660A EP0532806B1 (en) | 1991-09-20 | 1991-09-20 | A hard austenitic stainless steel screw and a method for manufacturing the same |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0532806T3 true DK0532806T3 (da) | 1996-03-04 |
Family
ID=8208403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK91308660.9T DK0532806T3 (da) | 1991-09-20 | 1991-09-20 | Hård austenitisk rustfri stålskrue og en fremgangsmåde til fremstilling heraf |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0532806B1 (da) |
AT (1) | ATE131217T1 (da) |
DE (1) | DE69115274T2 (da) |
DK (1) | DK0532806T3 (da) |
ES (1) | ES2082151T3 (da) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014122367A (ja) * | 2012-12-20 | 2014-07-03 | Daido Steel Co Ltd | 真空浸窒処理方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2155078A5 (en) * | 1971-10-06 | 1973-05-18 | Kolomensky Teplovozostro | Spheroidal cast irons - strengthening by thermal and nitriding processes |
AU3773478A (en) * | 1977-09-27 | 1980-01-10 | Deutsher Pty Ltd | Corrosion resistant self-drilling, thread-cutting screws |
SE441933B (sv) * | 1984-02-14 | 1985-11-18 | Ibm Svenska Ab | Uppkolnings- och vermebehandlingsprocess for en maskindel, exempelvis en tryckhammare |
DE69009603T2 (de) * | 1989-07-10 | 1995-01-12 | Daido Oxygen | Verfahren zur Vorbehandlung von metallischen Werkstücken und zur Nitrierhärtung von Stahl. |
-
1991
- 1991-09-20 DK DK91308660.9T patent/DK0532806T3/da active
- 1991-09-20 EP EP91308660A patent/EP0532806B1/en not_active Expired - Lifetime
- 1991-09-20 AT AT91308660T patent/ATE131217T1/de not_active IP Right Cessation
- 1991-09-20 ES ES91308660T patent/ES2082151T3/es not_active Expired - Lifetime
- 1991-09-20 DE DE69115274T patent/DE69115274T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0532806B1 (en) | 1995-12-06 |
DE69115274T2 (de) | 1996-05-30 |
EP0532806A1 (en) | 1993-03-24 |
DE69115274D1 (de) | 1996-01-18 |
ATE131217T1 (de) | 1995-12-15 |
ES2082151T3 (es) | 1996-03-16 |
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