DE1521859A1 - Verfahren zur Verbesserung des Korrosionswiderstandes von oberflaechengehaerteten eisernen Oberflaechen - Google Patents

Verfahren zur Verbesserung des Korrosionswiderstandes von oberflaechengehaerteten eisernen Oberflaechen

Info

Publication number
DE1521859A1
DE1521859A1 DE19651521859 DE1521859A DE1521859A1 DE 1521859 A1 DE1521859 A1 DE 1521859A1 DE 19651521859 DE19651521859 DE 19651521859 DE 1521859 A DE1521859 A DE 1521859A DE 1521859 A1 DE1521859 A1 DE 1521859A1
Authority
DE
Germany
Prior art keywords
corrosion resistance
iron
improving
treatment
hardened
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.)
Pending
Application number
DE19651521859
Other languages
German (de)
English (en)
Inventor
Cavanagh Walter R
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.)
GEA Group AG
Original Assignee
Metallgesellschaft AG
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 Metallgesellschaft AG filed Critical Metallgesellschaft AG
Publication of DE1521859A1 publication Critical patent/DE1521859A1/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C8/00Solid 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
    • C23C8/80After-treatment
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08Orthophosphates
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/78Pretreatment of the material to be coated
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23GCLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G5/00Cleaning or de-greasing metallic material by other methods; Apparatus for cleaning or de-greasing metallic material with organic solvents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Treatment Of Metals (AREA)
DE19651521859 1964-02-27 1965-02-24 Verfahren zur Verbesserung des Korrosionswiderstandes von oberflaechengehaerteten eisernen Oberflaechen Pending DE1521859A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US347710A US3397092A (en) 1964-02-27 1964-02-27 Corrosion-resistant coatings

Publications (1)

Publication Number Publication Date
DE1521859A1 true DE1521859A1 (de) 1969-10-16

Family

ID=23364909

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19651521859 Pending DE1521859A1 (de) 1964-02-27 1965-02-24 Verfahren zur Verbesserung des Korrosionswiderstandes von oberflaechengehaerteten eisernen Oberflaechen

Country Status (4)

Country Link
US (1) US3397092A (en, 2012)
BE (1) BE659049A (en, 2012)
DE (1) DE1521859A1 (en, 2012)
SE (1) SE305365B (en, 2012)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3958049A (en) * 1971-11-04 1976-05-18 Rodco, Inc. Method of inspecting and treating sucker rod
US4249964A (en) * 1980-03-31 1981-02-10 Huta Stalowa Wola-Kombinat Przemyslowy Process for the chemical and thermal treatment of steel parts to improve the strength properties thereof
EP0441630B1 (en) * 1990-02-09 1995-04-26 Kabushiki Kaisha Toshiba Method for treating the surface of a rotational shaft used in fluid compressing apparatus
JP3073400B2 (ja) * 1994-08-12 2000-08-07 三菱重工業株式会社 段ロール及びその製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1761186A (en) * 1928-06-30 1930-06-03 Parker Rust Proof Co Process of treating ferrous metal articles
US2476345A (en) * 1946-09-03 1949-07-19 Zavarella Arthur Process for phosphating stainless steel surfaces
US2875110A (en) * 1953-06-29 1959-02-24 Sandvikens Jerwerks Aktiebolag Corrosion resistant treatment for hollow drill rods
US2839439A (en) * 1955-06-07 1958-06-17 Detrex Chem Ind Method and composition for producing phosphate coatings on metal

Also Published As

Publication number Publication date
US3397092A (en) 1968-08-13
SE305365B (en, 2012) 1968-10-21
BE659049A (en, 2012) 1965-05-17

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