DK0532806T3 - Hård austenitisk rustfri stålskrue og en fremgangsmåde til fremstilling heraf - Google Patents

Hård austenitisk rustfri stålskrue og en fremgangsmåde til fremstilling heraf

Info

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
Application number
DK91308660.9T
Other languages
English (en)
Inventor
Akira Yoshino
Masaaki Tahara
Kenzo Kitano
Haruo Senbokuya
Teruo Minato
Original Assignee
Daido Hoxan Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daido Hoxan Inc filed Critical Daido Hoxan Inc
Application granted granted Critical
Publication of DK0532806T3 publication Critical patent/DK0532806T3/da

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)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DK91308660.9T 1991-09-20 1991-09-20 Hård austenitisk rustfri stålskrue og en fremgangsmåde til fremstilling heraf DK0532806T3 (da)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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.

Also Published As

Publication number Publication date
EP0532806B1 (en) 1995-12-06
EP0532806A1 (en) 1993-03-24
ATE131217T1 (de) 1995-12-15
ES2082151T3 (es) 1996-03-16
DE69115274D1 (de) 1996-01-18
DE69115274T2 (de) 1996-05-30

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