CA1286575C - Preheating method of steel strips - Google Patents
Preheating method of steel stripsInfo
- Publication number
- CA1286575C CA1286575C CA000517747A CA517747A CA1286575C CA 1286575 C CA1286575 C CA 1286575C CA 000517747 A CA000517747 A CA 000517747A CA 517747 A CA517747 A CA 517747A CA 1286575 C CA1286575 C CA 1286575C
- Authority
- CA
- Canada
- Prior art keywords
- rolls
- steel strip
- heat medium
- preheating
- temperature
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 118
- 239000010959 steel Substances 0.000 title claims abstract description 118
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 72
- 239000007789 gas Substances 0.000 claims abstract description 20
- 239000002912 waste gas Substances 0.000 claims abstract description 17
- 230000001590 oxidative effect Effects 0.000 claims abstract description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 8
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 8
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 5
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
- 238000005422 blasting Methods 0.000 claims description 4
- 239000001110 calcium chloride Substances 0.000 claims description 4
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 4
- 235000010333 potassium nitrate Nutrition 0.000 claims description 4
- 239000004323 potassium nitrate Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- 239000011780 sodium chloride Substances 0.000 claims description 4
- 235000010344 sodium nitrate Nutrition 0.000 claims description 4
- 239000004317 sodium nitrate Substances 0.000 claims description 4
- 238000000137 annealing Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000010960 cold rolled steel Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 235000011148 calcium chloride Nutrition 0.000 claims 3
- 235000002639 sodium chloride Nutrition 0.000 claims 3
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910002651 NO3 Inorganic materials 0.000 description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- -1 e.g. Chemical compound 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/56—Continuous furnaces for strip or wire
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Coating With Molten Metal (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Coating By Spraying Or Casting (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP198,625/85 | 1985-09-10 | ||
| JP60198625A JPS6260825A (ja) | 1985-09-10 | 1985-09-10 | 鋼帯の連続熱処理における予熱方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1286575C true CA1286575C (en) | 1991-07-23 |
Family
ID=16394308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000517747A Expired - Lifetime CA1286575C (en) | 1985-09-10 | 1986-09-09 | Preheating method of steel strips |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0216561B1 (enrdf_load_stackoverflow) |
| JP (1) | JPS6260825A (enrdf_load_stackoverflow) |
| KR (1) | KR910009967B1 (enrdf_load_stackoverflow) |
| AT (1) | ATE92969T1 (enrdf_load_stackoverflow) |
| AU (1) | AU573988B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1286575C (enrdf_load_stackoverflow) |
| DE (1) | DE3688868T2 (enrdf_load_stackoverflow) |
| ES (1) | ES2002294A6 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12044402B2 (en) | 2017-07-13 | 2024-07-23 | Andritz Technology And Asset Management Gmbh | Method for reducing nitrogen oxides in strip heat treatment furnaces |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2820148B1 (fr) * | 2001-01-31 | 2003-10-31 | Stein Heurtey | Perfectionnements apportes aux procedes de chauffage de bandes d'acier dans des fours verticaux |
| JP5043587B2 (ja) * | 2007-10-12 | 2012-10-10 | 中外炉工業株式会社 | 金属ストリップ連続熱処理設備 |
| AT507669B1 (de) * | 2009-07-03 | 2010-07-15 | Ebner Ind Ofenbau | Verfahren zum erwärmen von leichtmetallblöcken |
| CN103103323A (zh) * | 2013-01-21 | 2013-05-15 | 江苏沙钢集团有限公司 | 无保温坑式冷坯硅钢生产方法 |
| KR101631034B1 (ko) * | 2015-09-07 | 2016-06-16 | 주식회사 포스코 | 강판 표면 처리장치 및 이를 이용한 강판 제조방법 |
| CN109321741A (zh) * | 2017-07-31 | 2019-02-12 | 湖北华鑫科技股份有限公司 | 精密钢带自动退火机 |
| CN111879116A (zh) * | 2020-07-30 | 2020-11-03 | 泰兴市天一冶金科技发展有限公司 | 一种钢坯冶炼燃气步进式加热炉分段加热机构 |
| CN114807583A (zh) * | 2022-03-21 | 2022-07-29 | 光丰(肇庆)钢业有限公司 | 一种钢带的生产工艺 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4069008A (en) * | 1976-03-19 | 1978-01-17 | Allegheny Ludlum Industries, Inc. | Method and apparatus for heating a workpiece |
| AU509460B2 (en) * | 1976-12-23 | 1980-05-15 | Armco Steel Corporation | Treating steel strip prior to metal coating |
| DE3142860A1 (de) * | 1981-10-29 | 1983-05-11 | Italimpianti (Deutschland) Industrieanlagen GmbH, 4000 Düsseldorf | "verfahren und vorrichtung zum vorwaermen" |
| JPS60135530A (ja) * | 1983-12-22 | 1985-07-18 | Kawasaki Steel Corp | 鋼帯の連続焼なまし方法 |
| AU576272B2 (en) * | 1984-11-13 | 1988-08-18 | Kyorin Pharmaceutical Co. Ltd. | Quinolone carboxylic acid derivates |
-
1985
- 1985-09-10 JP JP60198625A patent/JPS6260825A/ja active Granted
-
1986
- 1986-09-09 DE DE86306940T patent/DE3688868T2/de not_active Expired - Fee Related
- 1986-09-09 CA CA000517747A patent/CA1286575C/en not_active Expired - Lifetime
- 1986-09-09 ES ES8601728A patent/ES2002294A6/es not_active Expired
- 1986-09-09 KR KR1019860007539A patent/KR910009967B1/ko not_active Expired
- 1986-09-09 AT AT86306940T patent/ATE92969T1/de not_active IP Right Cessation
- 1986-09-09 EP EP86306940A patent/EP0216561B1/en not_active Expired - Lifetime
- 1986-09-10 AU AU62555/86A patent/AU573988B2/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12044402B2 (en) | 2017-07-13 | 2024-07-23 | Andritz Technology And Asset Management Gmbh | Method for reducing nitrogen oxides in strip heat treatment furnaces |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0216561B1 (en) | 1993-08-11 |
| EP0216561A2 (en) | 1987-04-01 |
| DE3688868D1 (de) | 1993-09-16 |
| ES2002294A6 (es) | 1988-08-01 |
| JPS6260825A (ja) | 1987-03-17 |
| AU6255586A (en) | 1987-03-12 |
| AU573988B2 (en) | 1988-06-23 |
| KR870003212A (ko) | 1987-04-16 |
| JPS6344805B2 (enrdf_load_stackoverflow) | 1988-09-07 |
| DE3688868T2 (de) | 1993-11-25 |
| ATE92969T1 (de) | 1993-08-15 |
| KR910009967B1 (ko) | 1991-12-07 |
| EP0216561A3 (en) | 1988-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |