CA2055541A1 - Process for nitriding steel workpieces under pressure - Google Patents

Process for nitriding steel workpieces under pressure

Info

Publication number
CA2055541A1
CA2055541A1 CA 2055541 CA2055541A CA2055541A1 CA 2055541 A1 CA2055541 A1 CA 2055541A1 CA 2055541 CA2055541 CA 2055541 CA 2055541 A CA2055541 A CA 2055541A CA 2055541 A1 CA2055541 A1 CA 2055541A1
Authority
CA
Canada
Prior art keywords
nitriding
nitrogen
volume
ammonia
pressure
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.)
Abandoned
Application number
CA 2055541
Other languages
English (en)
French (fr)
Inventor
Friedrich Preisser
Rudolf Seif
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.)
Evonik Operations GmbH
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2055541A1 publication Critical patent/CA2055541A1/en
Abandoned 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

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)
CA 2055541 1990-11-15 1991-11-14 Process for nitriding steel workpieces under pressure Abandoned CA2055541A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19904036381 DE4036381C1 (sh) 1990-11-15 1990-11-15
DEP4036381.3 1990-11-15

Publications (1)

Publication Number Publication Date
CA2055541A1 true CA2055541A1 (en) 1992-05-16

Family

ID=6418307

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2055541 Abandoned CA2055541A1 (en) 1990-11-15 1991-11-14 Process for nitriding steel workpieces under pressure

Country Status (9)

Country Link
EP (1) EP0485686A1 (sh)
JP (1) JPH076053B2 (sh)
BR (1) BR9101780A (sh)
CA (1) CA2055541A1 (sh)
CS (1) CS336091A3 (sh)
DE (1) DE4036381C1 (sh)
PL (1) PL289794A1 (sh)
RU (1) RU2015197C1 (sh)
YU (1) YU47730B (sh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102994939A (zh) * 2013-01-07 2013-03-27 聊城市人和精工轴承有限公司 一种用于轴承保持器热处理的真空脉冲氮化工艺

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5292555A (en) * 1990-07-04 1994-03-08 Degussa Aktiengesellschaft Process for applying nitride layers to titanium
DE4115135C1 (sh) * 1991-05-08 1992-02-27 Degussa Ag, 6000 Frankfurt, De
CH690019A5 (de) * 1992-07-16 2000-03-31 Giroflex Entwicklungs Ag Traggestell für einen Stuhl, insbesondere für einen in der Höhe und Neigung verstellbaren Bürostuhl.
TW237484B (sh) * 1992-09-16 1995-01-01 Daido Oxygen
DE4333917C2 (de) * 1993-10-05 1994-06-23 Hans Prof Dr Ing Berns Randaufsticken zur Erzeugung einer hochfesten austenitischen Randschicht in nichtrostenden Stählen
FR2884879B1 (fr) * 2005-04-22 2007-08-03 Stephanois Rech Mec Couple d'organes de guidage dont l'un est en acier particulier conduisant a des performances ameliorees.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2779697A (en) * 1955-09-26 1957-01-29 United States Steel Corp Method of nitriding metallic surfaces
FR1319729A (fr) * 1962-04-12 1963-03-01 P I M Prodotti Per L Ind Metal Procédé et four de traitement en phase gazeuse, de cémentation, nitruration et analogue sur des pièces métalliques
GB1510158A (en) * 1976-07-09 1978-05-10 Rolls Royce Motors Ltd Nitriding of steel
GB2055404B (en) * 1979-06-26 1983-02-16 Lucas Industries Ltd Gas nitriding steel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102994939A (zh) * 2013-01-07 2013-03-27 聊城市人和精工轴承有限公司 一种用于轴承保持器热处理的真空脉冲氮化工艺
CN102994939B (zh) * 2013-01-07 2014-08-06 聊城市人和精工轴承有限公司 一种用于轴承保持器热处理的真空脉冲氮化工艺

Also Published As

Publication number Publication date
DE4036381C1 (sh) 1991-08-14
YU50691A (sh) 1993-11-16
JPH04268063A (ja) 1992-09-24
RU2015197C1 (ru) 1994-06-30
CS336091A3 (en) 1992-06-17
JPH076053B2 (ja) 1995-01-25
YU47730B (sh) 1996-01-08
BR9101780A (pt) 1992-06-23
EP0485686A1 (de) 1992-05-20
PL289794A1 (en) 1992-06-01

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Legal Events

Date Code Title Description
FZDE Dead