JP5045132B2 - 鋼の連続鋳造方法及び鋼板の製造方法 - Google Patents
鋼の連続鋳造方法及び鋼板の製造方法 Download PDFInfo
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- JP5045132B2 JP5045132B2 JP2007026480A JP2007026480A JP5045132B2 JP 5045132 B2 JP5045132 B2 JP 5045132B2 JP 2007026480 A JP2007026480 A JP 2007026480A JP 2007026480 A JP2007026480 A JP 2007026480A JP 5045132 B2 JP5045132 B2 JP 5045132B2
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- Prior art keywords
- mold
- steel
- molten steel
- continuous casting
- slab
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- 229910000831 Steel Inorganic materials 0.000 title claims description 36
- 239000010959 steel Substances 0.000 title claims description 36
- 238000000034 method Methods 0.000 title claims description 14
- 238000009749 continuous casting Methods 0.000 title claims description 7
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 238000007654 immersion Methods 0.000 claims description 13
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 238000005266 casting Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005499 meniscus Effects 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
Images
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- Continuous Casting (AREA)
Description
8…鋳片
8a…凝固シェル
10…タンディッシュ
12…スライディングノズル
14…浸漬ノズル
14a…吐出口
16…鋳型
16a…鋳型長辺
32…上側磁極
34…下側磁極
36…中央磁極
Claims (2)
- スライディングノズルと浸漬ノズルにより鋳型内に供給される溶鋼の鋳型内流動を制御する鋼の連続鋳造方法であって、
前記スライディングノズルの開閉方向を鋳型の長辺方向とすると共に、
前記浸漬ノズルの吐出口の吐出角度を、水平方向に対して下向きに0〜45°の範囲とし、
前記浸漬ノズルの吐出口に交流磁界を印加し、
更に、鋳造後の鋳片の表面を2〜4mm削ることを特徴とする鋼の連続鋳造方法。 - 請求項1に記載の方法で製造した鋳片を用いることを特徴とする鋼板の製造方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007026480A JP5045132B2 (ja) | 2007-02-06 | 2007-02-06 | 鋼の連続鋳造方法及び鋼板の製造方法 |
Applications Claiming Priority (1)
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JP2007026480A JP5045132B2 (ja) | 2007-02-06 | 2007-02-06 | 鋼の連続鋳造方法及び鋼板の製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2008188643A JP2008188643A (ja) | 2008-08-21 |
JP5045132B2 true JP5045132B2 (ja) | 2012-10-10 |
Family
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JP2007026480A Active JP5045132B2 (ja) | 2007-02-06 | 2007-02-06 | 鋼の連続鋳造方法及び鋼板の製造方法 |
Country Status (1)
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JP (1) | JP5045132B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3332889B1 (en) * | 2015-09-16 | 2020-12-09 | JFE Steel Corporation | Continuous casting method for slab casting piece |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04322858A (ja) * | 1991-04-20 | 1992-11-12 | Sumitomo Metal Ind Ltd | 連続鋳造鋳型内の偏流抑制方法及びその装置 |
JPH08117938A (ja) * | 1994-10-31 | 1996-05-14 | Nippon Steel Corp | 薄鋳片の連続鋳造における溶鋼注入方法 |
JPH0985400A (ja) * | 1995-09-22 | 1997-03-31 | Nkk Corp | 連続鋳造方法 |
JPH10156497A (ja) * | 1996-11-29 | 1998-06-16 | Nippon Steel Corp | 鋼スラブのホットスカーフィング方法 |
JP3649143B2 (ja) * | 2001-04-03 | 2005-05-18 | 住友金属工業株式会社 | 連続鋳造方法 |
JP2003071551A (ja) * | 2001-08-30 | 2003-03-11 | Kawasaki Steel Corp | 連続鋳造鋳片の表面手入方法 |
JP4380171B2 (ja) * | 2002-03-01 | 2009-12-09 | Jfeスチール株式会社 | 鋳型内溶鋼の流動制御方法及び流動制御装置並びに連続鋳造鋳片の製造方法 |
JP3728287B2 (ja) * | 2002-10-31 | 2005-12-21 | 新日本製鐵株式会社 | 合金化亜鉛メッキ鋼板の製造方法 |
JP4591156B2 (ja) * | 2005-03-31 | 2010-12-01 | Jfeスチール株式会社 | 鋼の連続鋳造方法 |
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2007
- 2007-02-06 JP JP2007026480A patent/JP5045132B2/ja active Active
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