JPS6246632B2 - - Google Patents

Info

Publication number
JPS6246632B2
JPS6246632B2 JP59007321A JP732184A JPS6246632B2 JP S6246632 B2 JPS6246632 B2 JP S6246632B2 JP 59007321 A JP59007321 A JP 59007321A JP 732184 A JP732184 A JP 732184A JP S6246632 B2 JPS6246632 B2 JP S6246632B2
Authority
JP
Japan
Prior art keywords
bath
chromate
lead
blackening
steel sheets
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
Application number
JP59007321A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60152680A (ja
Inventor
Yukinobu Higuchi
Toshinori Mizuguchi
Akira Tai
Masatsugu Horishita
Kenichi Asakawa
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.)
Nippon Steel Corp
Original Assignee
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP732184A priority Critical patent/JPS60152680A/ja
Publication of JPS60152680A publication Critical patent/JPS60152680A/ja
Publication of JPS6246632B2 publication Critical patent/JPS6246632B2/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

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)
  • Other Surface Treatments For Metallic Materials (AREA)
JP732184A 1984-01-20 1984-01-20 貯蔵時の黒変発生防止が可能な電気亜鉛メツキ鋼板の製造法 Granted JPS60152680A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP732184A JPS60152680A (ja) 1984-01-20 1984-01-20 貯蔵時の黒変発生防止が可能な電気亜鉛メツキ鋼板の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP732184A JPS60152680A (ja) 1984-01-20 1984-01-20 貯蔵時の黒変発生防止が可能な電気亜鉛メツキ鋼板の製造法

Publications (2)

Publication Number Publication Date
JPS60152680A JPS60152680A (ja) 1985-08-10
JPS6246632B2 true JPS6246632B2 (enrdf_load_stackoverflow) 1987-10-02

Family

ID=11662706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP732184A Granted JPS60152680A (ja) 1984-01-20 1984-01-20 貯蔵時の黒変発生防止が可能な電気亜鉛メツキ鋼板の製造法

Country Status (1)

Country Link
JP (1) JPS60152680A (enrdf_load_stackoverflow)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS563739B2 (enrdf_load_stackoverflow) * 1972-07-20 1981-01-27
JPS5310929B2 (enrdf_load_stackoverflow) * 1973-06-04 1978-04-18
JPS5230728A (en) * 1975-09-05 1977-03-08 Nippon Steel Corp Production method of zinc plated steel plate
JPS5341622A (en) * 1976-09-27 1978-04-15 Honda Motor Co Ltd Piston made of fiber-reinforced light alloy
JPS6032930B2 (ja) * 1977-11-30 1985-07-31 昭和電線電纜株式会社 絶縁電線の識別方法
JPS5479133A (en) * 1977-12-06 1979-06-23 Kobe Steel Ltd Manufacture of zinc-electroplated steel product for phosphating
JPS58168439A (ja) * 1982-03-30 1983-10-04 Murata Warner Suueeg Kk 板曲機における板材の搬送装置

Also Published As

Publication number Publication date
JPS60152680A (ja) 1985-08-10

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