JPH0571666B2 - - Google Patents

Info

Publication number
JPH0571666B2
JPH0571666B2 JP2079486A JP2079486A JPH0571666B2 JP H0571666 B2 JPH0571666 B2 JP H0571666B2 JP 2079486 A JP2079486 A JP 2079486A JP 2079486 A JP2079486 A JP 2079486A JP H0571666 B2 JPH0571666 B2 JP H0571666B2
Authority
JP
Japan
Prior art keywords
steel sheet
solution
total
zinc
blackening
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
JP2079486A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62180079A (ja
Inventor
Shingo Nomura
Kanji Nakamura
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP2079486A priority Critical patent/JPS62180079A/ja
Publication of JPS62180079A publication Critical patent/JPS62180079A/ja
Publication of JPH0571666B2 publication Critical patent/JPH0571666B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Chemical Treatment Of Metals (AREA)
JP2079486A 1986-01-31 1986-01-31 黒色亜鉛めつき鋼板の保護皮膜製造法 Granted JPS62180079A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2079486A JPS62180079A (ja) 1986-01-31 1986-01-31 黒色亜鉛めつき鋼板の保護皮膜製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2079486A JPS62180079A (ja) 1986-01-31 1986-01-31 黒色亜鉛めつき鋼板の保護皮膜製造法

Publications (2)

Publication Number Publication Date
JPS62180079A JPS62180079A (ja) 1987-08-07
JPH0571666B2 true JPH0571666B2 (enrdf_load_stackoverflow) 1993-10-07

Family

ID=12036976

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2079486A Granted JPS62180079A (ja) 1986-01-31 1986-01-31 黒色亜鉛めつき鋼板の保護皮膜製造法

Country Status (1)

Country Link
JP (1) JPS62180079A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100498093B1 (ko) * 2000-11-28 2005-07-01 주식회사 포스코 표면외관이 좋은 흑색처리강판 및 흑색처리용액

Also Published As

Publication number Publication date
JPS62180079A (ja) 1987-08-07

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