IT1081294B - Processo per il trattamento superficiale nella lavorazione a freddo di acciaio al carbonio e di acciaio legato - Google Patents

Processo per il trattamento superficiale nella lavorazione a freddo di acciaio al carbonio e di acciaio legato

Info

Publication number
IT1081294B
IT1081294B IT25914/77A IT2591477A IT1081294B IT 1081294 B IT1081294 B IT 1081294B IT 25914/77 A IT25914/77 A IT 25914/77A IT 2591477 A IT2591477 A IT 2591477A IT 1081294 B IT1081294 B IT 1081294B
Authority
IT
Italy
Prior art keywords
surface treatment
treatment process
steel
cold processing
carbon steel
Prior art date
Application number
IT25914/77A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT1081294B publication Critical patent/IT1081294B/it

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
    • C23C22/00—Chemical 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
    • C23C22/05—Chemical 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
    • C23C22/06—Chemical 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
    • C23C22/46—Chemical 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 oxalates

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Metal Extraction Processes (AREA)
IT25914/77A 1976-07-21 1977-07-20 Processo per il trattamento superficiale nella lavorazione a freddo di acciaio al carbonio e di acciaio legato IT1081294B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8598076A JPS5311839A (en) 1976-07-21 1976-07-21 Surface treatment of carbon steel and alloyed steel for cold working

Publications (1)

Publication Number Publication Date
IT1081294B true IT1081294B (it) 1985-05-16

Family

ID=13873843

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25914/77A IT1081294B (it) 1976-07-21 1977-07-20 Processo per il trattamento superficiale nella lavorazione a freddo di acciaio al carbonio e di acciaio legato

Country Status (8)

Country Link
JP (1) JPS5311839A (de)
AT (1) AT352497B (de)
BE (1) BE856822A (de)
DE (1) DE2732269A1 (de)
ES (1) ES460920A1 (de)
FR (1) FR2359219A1 (de)
IT (1) IT1081294B (de)
SE (1) SE7708380L (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS589372A (ja) * 1981-07-08 1983-01-19 Mitsubishi Electric Corp 光点弧サイリスタ
DE3226613A1 (de) * 1982-07-16 1984-01-19 Siemens AG, 1000 Berlin und 8000 München Lichtzuendbarer thyristor mit geringem lichtleistungsbedarf
DE3226624A1 (de) * 1982-07-16 1984-01-19 Siemens AG, 1000 Berlin und 8000 München Lichtzuendbarer thyristor mit geringem lichtleistungsbedarf und hoher kritischer spannungsanstiegsgeschwindigkeit
JP2701277B2 (ja) * 1987-12-09 1998-01-21 日産自動車株式会社 ワーク加工方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE811900C (de) * 1948-10-02 1951-08-23 Metallgesellschaft Ag Verfahren zur Erleichterung der Kaltverformung von hochlegierten Staehlen

Also Published As

Publication number Publication date
BE856822A (fr) 1977-10-31
ATA519277A (de) 1979-02-15
AT352497B (de) 1979-09-25
JPS5311839A (en) 1978-02-02
DE2732269A1 (de) 1978-01-26
ES460920A1 (es) 1978-05-16
FR2359219A1 (fr) 1978-02-17
FR2359219B1 (de) 1979-07-20
SE7708380L (sv) 1978-01-22

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