JP6131553B2 - 熱延鋼帯の製造方法 - Google Patents
熱延鋼帯の製造方法 Download PDFInfo
- Publication number
- JP6131553B2 JP6131553B2 JP2012210596A JP2012210596A JP6131553B2 JP 6131553 B2 JP6131553 B2 JP 6131553B2 JP 2012210596 A JP2012210596 A JP 2012210596A JP 2012210596 A JP2012210596 A JP 2012210596A JP 6131553 B2 JP6131553 B2 JP 6131553B2
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- Prior art keywords
- steel strip
- rolled steel
- hot
- coil
- annealing
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 title claims description 54
- 239000010959 steel Substances 0.000 title claims description 54
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000000137 annealing Methods 0.000 claims description 36
- 229910052799 carbon Inorganic materials 0.000 claims description 34
- 238000004804 winding Methods 0.000 claims description 26
- 230000003746 surface roughness Effects 0.000 claims description 17
- 238000005098 hot rolling Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 24
- 238000000034 method Methods 0.000 description 19
- 238000005554 pickling Methods 0.000 description 19
- 230000037303 wrinkles Effects 0.000 description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000005422 blasting Methods 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004439 roughness measurement Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
Landscapes
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Description
Claims (1)
- 熱間圧延後スケールを除去し、表面粗さRa≦3.0μmとした、成分組成が、質量%で、C:0.08〜0.61%、Si:0.15〜0.35%、Mn:0.30〜0.90%、P:0.030%以下、S:0.035%以下を含有し、残部がFeおよび不可避的不純物からなる熱延鋼帯を、巻取り張力20〜50MPaとして巻き取った後、バッチ焼鈍炉にて焼鈍することを特徴とする熱延鋼帯の製造方法。
Priority Applications (1)
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JP2012210596A JP6131553B2 (ja) | 2012-09-25 | 2012-09-25 | 熱延鋼帯の製造方法 |
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JP2012210596A JP6131553B2 (ja) | 2012-09-25 | 2012-09-25 | 熱延鋼帯の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014065935A JP2014065935A (ja) | 2014-04-17 |
JP6131553B2 true JP6131553B2 (ja) | 2017-05-24 |
Family
ID=50742601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012210596A Active JP6131553B2 (ja) | 2012-09-25 | 2012-09-25 | 熱延鋼帯の製造方法 |
Country Status (1)
Country | Link |
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JP (1) | JP6131553B2 (ja) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS547727B2 (ja) * | 1972-03-10 | 1979-04-10 | ||
JPS61217532A (ja) * | 1985-03-25 | 1986-09-27 | Sumitomo Metal Ind Ltd | 鋼帯の焼付防止剤および防止方法 |
JPH11147101A (ja) * | 1997-11-11 | 1999-06-02 | Kawasaki Steel Corp | プレス成形性および耐型かじり性に優れる熱延鋼板ならびにその製造方法 |
JP2000034542A (ja) * | 1998-07-16 | 2000-02-02 | Sumitomo Metal Ind Ltd | 冷間加工性と熱処理後の疲労寿命に優れた高炭素鋼帯およびその製造方法 |
JP2001047106A (ja) * | 1999-08-02 | 2001-02-20 | Sumitomo Metal Ind Ltd | 疲労強度の高い熱延鋼板とその製造方法 |
JP2002327241A (ja) * | 2001-05-01 | 2002-11-15 | Nippon Steel Corp | 表面性状に優れた高張力熱延鋼板およびその製造方法 |
JP4306411B2 (ja) * | 2003-10-31 | 2009-08-05 | 住友金属工業株式会社 | 熱処理用鋼板とその製造方法 |
JP2009046721A (ja) * | 2007-08-17 | 2009-03-05 | Sumitomo Metal Ind Ltd | 熱処理用鋼板 |
-
2012
- 2012-09-25 JP JP2012210596A patent/JP6131553B2/ja active Active
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Publication number | Publication date |
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JP2014065935A (ja) | 2014-04-17 |
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