ES2080416T3 - Procedimiento para el tratamiento de aceros y metales refractarios. - Google Patents

Procedimiento para el tratamiento de aceros y metales refractarios.

Info

Publication number
ES2080416T3
ES2080416T3 ES92118403T ES92118403T ES2080416T3 ES 2080416 T3 ES2080416 T3 ES 2080416T3 ES 92118403 T ES92118403 T ES 92118403T ES 92118403 T ES92118403 T ES 92118403T ES 2080416 T3 ES2080416 T3 ES 2080416T3
Authority
ES
Spain
Prior art keywords
steels
procedure
treatment
temperature
refractory metals
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
ES92118403T
Other languages
English (en)
Inventor
Albrecht Dr Melber
Peter Dr Minarski
Friedrich Dr Preisser
Klaus Dr Zimmermann
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.)
Leybold Durferrit GmbH
Original Assignee
Leybold Durferrit GmbH
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
Priority claimed from DE4139975A external-priority patent/DE4139975C2/de
Application filed by Leybold Durferrit GmbH filed Critical Leybold Durferrit GmbH
Application granted granted Critical
Publication of ES2080416T3 publication Critical patent/ES2080416T3/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
    • C23C8/02—Pretreatment of the material to be coated
    • 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)
  • Heat Treatment Of Articles (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)

Abstract

PROCEDIMIENTO PARA EL TRATAMIENTO DE ACEROS Y METALES, ESPECIALMENTE PARA LA DESPASIVACION Y PARA EL SUBSIGUIENTE TRATAMIENTO TERMOQUIMICO DE LA SUPERFICIE, EN UNA CAMARA DE PROCESO (1,2), BAJO EL EFECTO DE UNA PRESION Y DE UNA TEMPERATURA, POR EL QUE EN UN PRIMER PASO DEL PROCEDIMIENTO, ES INTRODUCIDO UN PRIMER GAS O MEZCLA DE GASES DEL GRUPO N2, H2, O NH3 PARA LA DESPASIVACION EN UNA CAMARA DE PROCESO (1), Y ES AJUSTADA UNA PRESION MAYOR DE 1 BAR A Y UNA TEMPERATURA ENTRE 100 Y 1000 (GRADOS) C EN LA CAMARA (1), Y QUE EN UN SEGUNDO PASO DEL PROCEDIMIENTO, ES INTRODUCIDO UN SEGUNDO GAS O MEZCLA DE GASES DEL GRUPO DE GASES CONTENIENDO N, C O B, PARA EL TRATAMIENTO TERMOQUIMICO DE LA SUPERFICIE, EN UNA CAMARA DE PROCESO (1,2), Y ES AJUSTADA UNA TEMPERATURA ENTRE 100 Y 1000 (GRADOS) C A UNA PRESION MAYOR E IGUAL A 1 BAR A.
ES92118403T 1991-12-04 1992-10-27 Procedimiento para el tratamiento de aceros y metales refractarios. Expired - Lifetime ES2080416T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4139975A DE4139975C2 (de) 1991-12-04 1991-12-04 Verfahren zur Behandlung von legierten Stählen und Refraktärmetallen und Anwendung des Verfahrens
DE4208848A DE4208848C2 (de) 1991-12-04 1992-03-19 Verfahren zur thermochemischen Nachbehandlung von Stählen und Metallen

Publications (1)

Publication Number Publication Date
ES2080416T3 true ES2080416T3 (es) 1996-02-01

Family

ID=25909771

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92118403T Expired - Lifetime ES2080416T3 (es) 1991-12-04 1992-10-27 Procedimiento para el tratamiento de aceros y metales refractarios.

Country Status (5)

Country Link
EP (1) EP0545069B1 (es)
JP (1) JPH0665631A (es)
AT (1) ATE131216T1 (es)
DE (2) DE4208848C2 (es)
ES (1) ES2080416T3 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2719057B1 (fr) * 1994-04-22 1996-08-23 Innovatique Sa Procédé pour la nitruration à bsase pression d'une pièce métallique et four pour la mise en Óoeuvre dudit procédé.
WO1995029269A1 (fr) * 1994-04-22 1995-11-02 Innovatique S.A. Procede pour la nitruration a basse pression d'une piece metallique et four pour la mise en ×uvre dudit procede
DE10147205C1 (de) 2001-09-25 2003-05-08 Bosch Gmbh Robert Verfahren zur Wärmebehandlung von Werkstücken aus temperaturbeständigen Stählen
PL204747B1 (pl) * 2002-10-31 2010-02-26 Politechnika & Lstrok Odzka Sposób nawęglania wyrobów stalowych w podciśnieniu
DE102009002985A1 (de) * 2009-05-11 2010-11-18 Robert Bosch Gmbh Verfahren zur Carbonitrierung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE738244C (de) * 1939-02-02 1943-08-07 Messerschmitt Boelkow Blohm Verfahren und Einrichtung zum Nitrieren von Staehlen
US2851387A (en) * 1957-05-08 1958-09-09 Chapman Valve Mfg Co Method of depassifying high chromium steels prior to nitriding
DE1933439A1 (de) * 1968-07-01 1970-01-15 Gen Electric Nitrierverfahren
GB1495703A (en) * 1973-12-12 1977-12-21 Gkn Group Services Ltd Nitriding of ferrous metals
DE2510460A1 (de) * 1975-03-11 1976-09-23 Ipsen Ind Int Gmbh Verfahren zur waermebehandlung von werkstuecken aus stahl ohne die bildung von randoxyden der legierungselemente
PL192437A1 (pl) * 1976-09-16 1978-03-28 Inst Mech Precyz Sposob obrobki cieplno-chemicznej metali
CH650532A5 (de) * 1982-09-07 1985-07-31 Ver Drahtwerke Ag Verfahren zur bildung einer haerteschicht im bauteil aus elementen der vierten, fuenften oder sechsten nebengruppen des periodischen systems oder deren legierungen.
GB8608717D0 (en) * 1986-04-10 1986-05-14 Lucas Ind Plc Metal components
JP2732403B2 (ja) * 1988-10-27 1998-03-30 財団法人応用科学研究所 難窒化金属材料のアンモニアガス窒化処理方法
EP0408168B1 (en) * 1989-07-10 1994-06-08 Daidousanso Co., Ltd. Method of pretreating metallic works and method of nitriding steel
DE4139975C2 (de) * 1991-12-04 2001-02-22 Ald Vacuum Techn Ag Verfahren zur Behandlung von legierten Stählen und Refraktärmetallen und Anwendung des Verfahrens

Also Published As

Publication number Publication date
JPH0665631A (ja) 1994-03-08
EP0545069A1 (de) 1993-06-09
ATE131216T1 (de) 1995-12-15
DE59204598D1 (de) 1996-01-18
EP0545069B1 (de) 1995-12-06
DE4208848C2 (de) 2001-08-30
DE4208848A1 (de) 1993-09-23

Similar Documents

Publication Publication Date Title
ES2091136T3 (es) Transformacion de carbono o compuestos carbonados en un plasma.
EP0818555A4 (en) CEMENTATION PROCESS AND EQUIPMENT, AND PRODUCTS THEREOF
TW360709B (en) Method for treating a tube of a thermal cracking furnace
KR870010211A (ko) 개량된 표면 마모품질의 금속성분의 처리방법
US5372655A (en) Method for the treatment of alloy steels and refractory metals
EP0089885A3 (en) Method of surface-hardening metallic parts
TW374937B (en) Methods and apparatus for minimizing excess aluminum accumulation in CVD chambers
JPS57203766A (en) Slender and thick steel pipe having hardened layer on its circumferential wall surface, and its manufacture
ES2080416T3 (es) Procedimiento para el tratamiento de aceros y metales refractarios.
PT1080243E (pt) Processo de carbonitruracao a baixa pressao de pecas em liga metalica
DE50001540D1 (de) Verfahren zum Nitrieren und/oder Nitrocarburieren von höher legierten Stählen
Wahl Component properties after salt-bath nitrocarburising by the Tufftride process
DE59408983D1 (de) Verfahren zum Behandeln von Teilen
Melber et al. Process for the Treatment of Steels and Refractory Metals
SU1712461A1 (ru) Способ борировани стальных изделий
JPS5514851A (en) Method and apparatus for gas nitriding of stainles steel
ES2142519T3 (es) Procedimiento para la nitruracion y/o la nitrocarburacion de piezas metalicas.
RU1302721C (ru) Способ газовой цементации деталей из высокохромистых нержавеющих сталей
SU1006539A1 (ru) Способ газовой цементации стальных изделий
Den et al. Study of the Optimum Process of Gas Nitrocarburization of Some Common-Used Steels.(Retroactive Coverage)
BG51115A1 (en) Process for vacuum nitriding of high-speed steel
Knechtel Nitriding
SU744048A1 (ru) Способ закалки режущих кромок технологического инструмента
Syropyatov Gas nitriding and carbonitriding
SU945244A1 (ru) Способ азотировани

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 545069

Country of ref document: ES