AT357588B - Salzbad zum abkuehlen von badnitrierten bau- teilen - Google Patents

Salzbad zum abkuehlen von badnitrierten bau- teilen

Info

Publication number
AT357588B
AT357588B AT234476A AT234476A AT357588B AT 357588 B AT357588 B AT 357588B AT 234476 A AT234476 A AT 234476A AT 234476 A AT234476 A AT 234476A AT 357588 B AT357588 B AT 357588B
Authority
AT
Austria
Prior art keywords
nitrated
components
salt bath
cooling bad
bad
Prior art date
Application number
AT234476A
Other languages
English (en)
Other versions
ATA234476A (de
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of ATA234476A publication Critical patent/ATA234476A/de
Application granted granted Critical
Publication of AT357588B publication Critical patent/AT357588B/de

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
    • C23C8/40—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 liquids, e.g. salt baths, liquid suspensions
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/607—Molten salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Articles (AREA)
  • Seasonings (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Iron (AREA)
AT234476A 1975-04-02 1976-03-31 Salzbad zum abkuehlen von badnitrierten bau- teilen AT357588B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2514398A DE2514398C2 (de) 1975-04-02 1975-04-02 Salzbad zur Abschreckung badnitrierter Bauteile

Publications (2)

Publication Number Publication Date
ATA234476A ATA234476A (de) 1979-12-15
AT357588B true AT357588B (de) 1980-07-25

Family

ID=5942928

Family Applications (1)

Application Number Title Priority Date Filing Date
AT234476A AT357588B (de) 1975-04-02 1976-03-31 Salzbad zum abkuehlen von badnitrierten bau- teilen

Country Status (12)

Country Link
US (1) US4055446A (de)
JP (1) JPS5912727B2 (de)
AT (1) AT357588B (de)
BR (1) BR7601913A (de)
CA (1) CA1070225A (de)
DE (1) DE2514398C2 (de)
FR (1) FR2306268A1 (de)
GB (1) GB1527642A (de)
HU (1) HU172774B (de)
IT (1) IT1057168B (de)
SE (1) SE430078B (de)
YU (1) YU39760B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2934113C2 (de) * 1979-08-23 1985-05-09 Degussa Ag, 6000 Frankfurt Verfahren zur Erhöhung der Korrosionsbeständigkeit nitrierter Bauteile aus Eisenwerkstoffen
DE3142318A1 (de) * 1981-10-24 1983-05-05 Degussa Ag, 6000 Frankfurt Salzbad zum nitrieren von eisenwerkstoffen
FR2525637B1 (fr) * 1982-04-23 1986-05-09 Stephanois Rech Mec Procede de traitement de pieces en metal ferreux en bain de sels oxydant, pour ameliorer leur resistance a la corrosion, les pieces contenant du soufre
US5272798A (en) * 1992-08-05 1993-12-28 Kolene Corporation Method and apparatus for descaling metal strip
US5576066A (en) * 1993-08-10 1996-11-19 Centre Stephanois De Recherches Mecaniques Hydromecanique Et Frottement Method of improving the wear and corrosion resistance of ferrous metal parts
JP3748425B2 (ja) * 2002-09-04 2006-02-22 パーカー熱処理工業株式会社 耐食性を強化された金属部材の塩浴窒化方法
KR100812971B1 (ko) * 2006-02-23 2008-03-13 일진경금속 주식회사 금속의 염욕 질화방법 및 그 방법으로 제조된 금속
CN111893262A (zh) * 2020-08-26 2020-11-06 河南科技大学 一种防锈防腐钢铁的热处理工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE396514C (de) * 1922-11-05 1924-06-05 Artur Groenqvist Verfahren zum Veredeln von Stahl und Eisen
US1975058A (en) * 1931-08-20 1934-09-25 Bennett Chapmanizing Inc Process for hardening metals
DE628276C (de) * 1934-01-13 1936-04-01 Degussa Schmelzbad zum Abschrecken und Anlassen von Eisen und Staehlen
US2174867A (en) * 1936-05-23 1939-10-03 Arthur E Bellis Method of heat tratment
US2477561A (en) * 1944-06-20 1949-08-02 Artemas F Holden Method of heat-treating metal parts with a bright finish
US3022204A (en) * 1961-03-20 1962-02-20 Kolene Corp Process for nitriding metals

Also Published As

Publication number Publication date
FR2306268B1 (de) 1978-08-25
HU172774B (en) 1978-12-28
DE2514398C2 (de) 1984-04-05
FR2306268A1 (fr) 1976-10-29
ATA234476A (de) 1979-12-15
US4055446A (en) 1977-10-25
SE7602838L (sv) 1976-10-03
SE430078B (sv) 1983-10-17
IT1057168B (it) 1982-03-10
DE2514398A1 (de) 1976-10-21
JPS5284109A (en) 1977-07-13
YU30476A (en) 1982-05-31
GB1527642A (en) 1978-10-04
BR7601913A (pt) 1976-10-05
JPS5912727B2 (ja) 1984-03-26
YU39760B (en) 1985-04-30
CA1070225A (en) 1980-01-22

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time
ELA Expired due to lapse of time