ES2082151T3 - Tornillo de acero inoxidable austenitico duro y un metodo para fabricarlo. - Google Patents

Tornillo de acero inoxidable austenitico duro y un metodo para fabricarlo.

Info

Publication number
ES2082151T3
ES2082151T3 ES91308660T ES91308660T ES2082151T3 ES 2082151 T3 ES2082151 T3 ES 2082151T3 ES 91308660 T ES91308660 T ES 91308660T ES 91308660 T ES91308660 T ES 91308660T ES 2082151 T3 ES2082151 T3 ES 2082151T3
Authority
ES
Spain
Prior art keywords
stainless steel
austenitic stainless
steel screw
manufacturing
screw
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.)
Expired - Lifetime
Application number
ES91308660T
Other languages
English (en)
Inventor
Akira Yoshino
Haruo Senbokuya
Masaaki Tahara
Kenzo Kitano
Teruo Minato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daido Hoxan Inc
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 ES2082151T3 publication Critical patent/ES2082151T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Forging (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Articles (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

SE MUESTRA UN TORNILLO DE ACERO INOXIDABLE AUSTENITICO CON EXCELENTES PROPIEDADES NO CORROSIVAS Y UN ALTO NIVEL DE DUREZA, JUNTO CON UN METODO PARA FABRICAR DICHOS TORNILLOS. SE FORMA UNA CAPA DE NITRURADO DURO EN LA SUPERFICIE DE UN TORNILLO DE ACERO INOXIDABLE AUSTENITICO, Y LA CAPA DE NITRURADO SE RETIRA EN PARTES DETERMINADAS COMO LA CABEZA Y PARTE DEL CUERPO DEL TORNILLO.
ES91308660T 1991-09-20 1991-09-20 Tornillo de acero inoxidable austenitico duro y un metodo para fabricarlo. Expired - Lifetime ES2082151T3 (es)

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
ES2082151T3 true ES2082151T3 (es) 1996-03-16

Family

ID=8208403

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91308660T Expired - Lifetime ES2082151T3 (es) 1991-09-20 1991-09-20 Tornillo de acero inoxidable austenitico duro y un metodo para fabricarlo.

Country Status (5)

Country Link
EP (1) EP0532806B1 (es)
AT (1) ATE131217T1 (es)
DE (1) DE69115274T2 (es)
DK (1) DK0532806T3 (es)
ES (1) ES2082151T3 (es)

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
DE69115274D1 (de) 1996-01-18
EP0532806A1 (en) 1993-03-24
DE69115274T2 (de) 1996-05-30
ATE131217T1 (de) 1995-12-15
DK0532806T3 (da) 1996-03-04

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