JP4492364B2 - めっき外観に優れた電気亜鉛めっき鋼板の製造方法 - Google Patents
めっき外観に優れた電気亜鉛めっき鋼板の製造方法 Download PDFInfo
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- JP4492364B2 JP4492364B2 JP2005016592A JP2005016592A JP4492364B2 JP 4492364 B2 JP4492364 B2 JP 4492364B2 JP 2005016592 A JP2005016592 A JP 2005016592A JP 2005016592 A JP2005016592 A JP 2005016592A JP 4492364 B2 JP4492364 B2 JP 4492364B2
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- plating
- steel sheet
- zinc
- producing
- electrogalvanized steel
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Description
Claims (3)
- 複数のめっき槽で鋼板に複数回電気亜鉛めっきをして亜鉛めっき付着量が10〜40g/m2の電気亜鉛めっき鋼板を製造する際に、少なくとも1槽以上のめっき槽で鋼板電気亜鉛めっきを施す前段めっき工程、および、少なくとも1槽以上のめっき槽で鋼板電気亜鉛めっきを施す後段めっき工程を有し、さらに前記前段めっき工程と前記後段めっき工程の間に、少なくとも1槽以上のめっき槽で鋼板を亜鉛めっき液へ無通電で浸漬通板させる浸漬工程を有し、前記前段めっき工程の亜鉛めっき付着量w1(g/m 2 )、前記後段めっき工程の亜鉛めっき付着量w2(g/m 2 )は、3.0≦w1/w2≦4.5を満足することを特徴とする電気亜鉛めっき鋼板の製造方法。
- 前記浸漬工程は、めっきされた亜鉛を0.1〜5.0g/m2溶解することを特徴とする請求項1記載の電気亜鉛めっき鋼板の製造方法。
- 前記浸漬工程は、鋼板を、pH:1〜3の亜鉛めっき液中に1〜20秒浸漬することを特徴とする請求項1記載の電気亜鉛めっき鋼板の製造方法。
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JP2005016592A JP4492364B2 (ja) | 2005-01-25 | 2005-01-25 | めっき外観に優れた電気亜鉛めっき鋼板の製造方法 |
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JP2005016592A JP4492364B2 (ja) | 2005-01-25 | 2005-01-25 | めっき外観に優れた電気亜鉛めっき鋼板の製造方法 |
Publications (2)
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JP2006206928A JP2006206928A (ja) | 2006-08-10 |
JP4492364B2 true JP4492364B2 (ja) | 2010-06-30 |
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JP2005016592A Expired - Fee Related JP4492364B2 (ja) | 2005-01-25 | 2005-01-25 | めっき外観に優れた電気亜鉛めっき鋼板の製造方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5418254B2 (ja) * | 2010-01-29 | 2014-02-19 | Jfeスチール株式会社 | 電気鍍金処理方法 |
JP6449642B2 (ja) * | 2014-12-17 | 2019-01-09 | ダイハツ工業株式会社 | 自動車用防錆鋼板の製造方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62294198A (ja) * | 1986-06-12 | 1987-12-21 | Sumitomo Metal Ind Ltd | 自動車用防錆鋼板並びにその製造方法 |
JPS6314891A (ja) * | 1986-07-04 | 1988-01-22 | Nippon Steel Corp | めつき密着性に優れたZn系合金電気めつき鋼板の製造法 |
JPH08120485A (ja) * | 1994-10-25 | 1996-05-14 | Nippon Steel Corp | 均一表面外観に優れた電気Znめっき鋼板の製造方法 |
JPH08277488A (ja) * | 1995-04-04 | 1996-10-22 | Nippon Steel Corp | 電気Znめっき鋼板の製造方法 |
JPH0941187A (ja) * | 1995-07-28 | 1997-02-10 | Kobe Steel Ltd | 表面性状の改善された電気亜鉛めっき鋼板の製造方法 |
-
2005
- 2005-01-25 JP JP2005016592A patent/JP4492364B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62294198A (ja) * | 1986-06-12 | 1987-12-21 | Sumitomo Metal Ind Ltd | 自動車用防錆鋼板並びにその製造方法 |
JPS6314891A (ja) * | 1986-07-04 | 1988-01-22 | Nippon Steel Corp | めつき密着性に優れたZn系合金電気めつき鋼板の製造法 |
JPH08120485A (ja) * | 1994-10-25 | 1996-05-14 | Nippon Steel Corp | 均一表面外観に優れた電気Znめっき鋼板の製造方法 |
JPH08277488A (ja) * | 1995-04-04 | 1996-10-22 | Nippon Steel Corp | 電気Znめっき鋼板の製造方法 |
JPH0941187A (ja) * | 1995-07-28 | 1997-02-10 | Kobe Steel Ltd | 表面性状の改善された電気亜鉛めっき鋼板の製造方法 |
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JP2006206928A (ja) | 2006-08-10 |
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