JPS5591981A - Chromate treating method of galvanized steel product - Google Patents

Chromate treating method of galvanized steel product

Info

Publication number
JPS5591981A
JPS5591981A JP16199578A JP16199578A JPS5591981A JP S5591981 A JPS5591981 A JP S5591981A JP 16199578 A JP16199578 A JP 16199578A JP 16199578 A JP16199578 A JP 16199578A JP S5591981 A JPS5591981 A JP S5591981A
Authority
JP
Japan
Prior art keywords
chromic acid
reduction product
steel plate
silica powder
acid reduction
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.)
Granted
Application number
JP16199578A
Other languages
English (en)
Other versions
JPS611508B2 (ja
Inventor
Teppei Tamura
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 JP16199578A priority Critical patent/JPS5591981A/ja
Publication of JPS5591981A publication Critical patent/JPS5591981A/ja
Publication of JPS611508B2 publication Critical patent/JPS611508B2/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
    • C23C22/30—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 trivalent chromium

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)
JP16199578A 1978-12-29 1978-12-29 Chromate treating method of galvanized steel product Granted JPS5591981A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16199578A JPS5591981A (en) 1978-12-29 1978-12-29 Chromate treating method of galvanized steel product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16199578A JPS5591981A (en) 1978-12-29 1978-12-29 Chromate treating method of galvanized steel product

Publications (2)

Publication Number Publication Date
JPS5591981A true JPS5591981A (en) 1980-07-11
JPS611508B2 JPS611508B2 (ja) 1986-01-17

Family

ID=15746026

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16199578A Granted JPS5591981A (en) 1978-12-29 1978-12-29 Chromate treating method of galvanized steel product

Country Status (1)

Country Link
JP (1) JPS5591981A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS624880A (ja) * 1985-06-28 1987-01-10 Nippon Kokan Kk <Nkk> 亜鉛めつきまたは合金化亜鉛めつき鋼板の表面処理方法
JPS63270480A (ja) * 1987-04-27 1988-11-08 Nippon Steel Corp メツキ鋼板の有機複合クロメ−ト処理方法
JPS63270479A (ja) * 1987-04-27 1988-11-08 Nippon Steel Corp 白色クロメ−ト処理亜鉛メツキ鋼板の製造方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5028444A (ja) * 1973-07-07 1975-03-24
JPS50103437A (ja) * 1974-01-22 1975-08-15
JPS5217340A (en) * 1975-08-01 1977-02-09 Kansai Paint Co Ltd Metal surface treatment
JPS5217341A (en) * 1975-08-01 1977-02-09 Kansai Paint Co Ltd Hifukukinzokuzai no seizohoho process for preparing coated metallic member
JPS5392339A (en) * 1977-01-25 1978-08-14 Nippon Paint Co Ltd Metal surface treatment agent

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5028444A (ja) * 1973-07-07 1975-03-24
JPS50103437A (ja) * 1974-01-22 1975-08-15
JPS5217340A (en) * 1975-08-01 1977-02-09 Kansai Paint Co Ltd Metal surface treatment
JPS5217341A (en) * 1975-08-01 1977-02-09 Kansai Paint Co Ltd Hifukukinzokuzai no seizohoho process for preparing coated metallic member
JPS5392339A (en) * 1977-01-25 1978-08-14 Nippon Paint Co Ltd Metal surface treatment agent

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS624880A (ja) * 1985-06-28 1987-01-10 Nippon Kokan Kk <Nkk> 亜鉛めつきまたは合金化亜鉛めつき鋼板の表面処理方法
JPS63270480A (ja) * 1987-04-27 1988-11-08 Nippon Steel Corp メツキ鋼板の有機複合クロメ−ト処理方法
JPS63270479A (ja) * 1987-04-27 1988-11-08 Nippon Steel Corp 白色クロメ−ト処理亜鉛メツキ鋼板の製造方法

Also Published As

Publication number Publication date
JPS611508B2 (ja) 1986-01-17

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