JPH0445586B2 - - Google Patents

Info

Publication number
JPH0445586B2
JPH0445586B2 JP57226223A JP22622382A JPH0445586B2 JP H0445586 B2 JPH0445586 B2 JP H0445586B2 JP 57226223 A JP57226223 A JP 57226223A JP 22622382 A JP22622382 A JP 22622382A JP H0445586 B2 JPH0445586 B2 JP H0445586B2
Authority
JP
Japan
Prior art keywords
parts
weight
iron plate
dichromate
coating
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
JP57226223A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59116382A (ja
Inventor
Toshikuni Tanda
Tomoyuki Ichi
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP22622382A priority Critical patent/JPS59116382A/ja
Publication of JPS59116382A publication Critical patent/JPS59116382A/ja
Publication of JPH0445586B2 publication Critical patent/JPH0445586B2/ja
Granted 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
    • 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
    • C23C22/24—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 hexavalent chromium compounds
    • C23C22/33—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 hexavalent chromium compounds containing also phosphates
    • 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
    • C23C22/73—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 characterised by the process
    • C23C22/74—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 characterised by the process for obtaining burned-in conversion coatings

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)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
JP22622382A 1982-12-24 1982-12-24 打抜性および歪取焼鈍後の耐食性に優れた絶縁被膜を有する電気鉄板 Granted JPS59116382A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22622382A JPS59116382A (ja) 1982-12-24 1982-12-24 打抜性および歪取焼鈍後の耐食性に優れた絶縁被膜を有する電気鉄板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22622382A JPS59116382A (ja) 1982-12-24 1982-12-24 打抜性および歪取焼鈍後の耐食性に優れた絶縁被膜を有する電気鉄板

Publications (2)

Publication Number Publication Date
JPS59116382A JPS59116382A (ja) 1984-07-05
JPH0445586B2 true JPH0445586B2 (OSRAM) 1992-07-27

Family

ID=16841820

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22622382A Granted JPS59116382A (ja) 1982-12-24 1982-12-24 打抜性および歪取焼鈍後の耐食性に優れた絶縁被膜を有する電気鉄板

Country Status (1)

Country Link
JP (1) JPS59116382A (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2637071B2 (ja) * 1985-11-21 1997-08-06 株式会社東芝 薄板コアの製造方法
JPS6384671A (ja) * 1986-09-29 1988-04-15 Kawasaki Steel Corp 電磁鋼板絶縁皮膜およびその形成方法
US4976558A (en) * 1987-11-19 1990-12-11 Brother Kogyo Kabushiki Kaisha Device for feeding recording medium in the longitudinal recording direction
JP2005317683A (ja) * 2004-04-27 2005-11-10 Nippon Steel Corp ３相積み鉄心用の方向性電磁鋼板

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5379296A (en) * 1976-12-23 1978-07-13 Kawasaki Steel Co Method of forming insulating film on electrical sheet * wherein nasty smell occurs little upon welding and workability for punching is excellent

Also Published As

Publication number Publication date
JPS59116382A (ja) 1984-07-05

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