CA1239570A - Method of controlling the temperature of steel strip in the cooling zone of a continuous annealing furnace - Google Patents
Method of controlling the temperature of steel strip in the cooling zone of a continuous annealing furnaceInfo
- Publication number
- CA1239570A CA1239570A CA000470186A CA470186A CA1239570A CA 1239570 A CA1239570 A CA 1239570A CA 000470186 A CA000470186 A CA 000470186A CA 470186 A CA470186 A CA 470186A CA 1239570 A CA1239570 A CA 1239570A
- Authority
- CA
- Canada
- Prior art keywords
- cooling
- strip
- rolls
- temperature
- flow rate
- 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
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 99
- 238000000137 annealing Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 9
- 239000010959 steel Substances 0.000 title claims abstract description 9
- 239000000112 cooling gas Substances 0.000 claims abstract description 42
- 239000002826 coolant Substances 0.000 claims abstract description 34
- 239000007789 gas Substances 0.000 claims abstract description 20
- 238000007664 blowing Methods 0.000 claims abstract description 3
- 230000002093 peripheral effect Effects 0.000 claims abstract 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 235000019628 coolness Nutrition 0.000 claims 1
- 241000282320 Panthera leo Species 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000010960 cold rolled steel Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000007 visual effect Effects 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
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/573—Continuous furnaces for strip or wire with cooling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Control Of Heat Treatment Processes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58-234986 | 1983-12-15 | ||
| JP58234986A JPS60128220A (ja) | 1983-12-15 | 1983-12-15 | 連続焼鈍炉冷却帯のストリツプ温度制御方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1239570A true CA1239570A (en) | 1988-07-26 |
Family
ID=16979354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000470186A Expired CA1239570A (en) | 1983-12-15 | 1984-12-14 | Method of controlling the temperature of steel strip in the cooling zone of a continuous annealing furnace |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0145485B1 (en, 2012) |
| JP (1) | JPS60128220A (en, 2012) |
| KR (1) | KR890002799B1 (en, 2012) |
| CA (1) | CA1239570A (en, 2012) |
| DE (1) | DE3481528D1 (en, 2012) |
| ES (1) | ES8602459A1 (en, 2012) |
| ZA (1) | ZA849681B (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62149820A (ja) * | 1985-12-24 | 1987-07-03 | Kawasaki Steel Corp | 鋼帯の冷却方法 |
| US5182074A (en) * | 1990-07-31 | 1993-01-26 | Nkk Corporation | Apparatus for continuously cooling metal strip |
| CA2116230A1 (en) * | 1992-06-23 | 1994-01-06 | Naoto Kitagawa | Equipment and method for cooling metal strips |
| JP7552505B2 (ja) * | 2021-05-31 | 2024-09-18 | トヨタ自動車株式会社 | 離型剤噴霧装置および離型剤噴霧方法 |
| WO2025114910A1 (en) * | 2023-11-29 | 2025-06-05 | Danieli & C. Officine Meccaniche S.P.A. | Annealing apparatus and related process |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU530384B2 (en) * | 1979-06-28 | 1983-07-14 | Nippon Kokan Kabushiki Kaisha | Controlled cooling of steel strip to effect continuous annealing |
| FR2499591A1 (fr) * | 1981-02-12 | 1982-08-13 | Stein Heurtey | Dispositif de refroidissement rapide et controle dans un four de recuit en atmosphere neutre ou reductrice |
-
1983
- 1983-12-15 JP JP58234986A patent/JPS60128220A/ja active Granted
-
1984
- 1984-12-11 EP EP84308613A patent/EP0145485B1/en not_active Expired - Lifetime
- 1984-12-11 DE DE8484308613T patent/DE3481528D1/de not_active Expired - Lifetime
- 1984-12-12 ZA ZA849681A patent/ZA849681B/xx unknown
- 1984-12-14 CA CA000470186A patent/CA1239570A/en not_active Expired
- 1984-12-14 ES ES539293A patent/ES8602459A1/es not_active Expired
- 1984-12-14 KR KR1019840007948A patent/KR890002799B1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ES539293A0 (es) | 1985-11-16 |
| KR890002799B1 (ko) | 1989-07-31 |
| ES8602459A1 (es) | 1985-11-16 |
| KR850004995A (ko) | 1985-08-19 |
| EP0145485B1 (en) | 1990-03-07 |
| ZA849681B (en) | 1986-04-30 |
| DE3481528D1 (de) | 1990-04-12 |
| JPS60128220A (ja) | 1985-07-09 |
| EP0145485A3 (en) | 1986-12-10 |
| JPS639569B2 (en, 2012) | 1988-02-29 |
| EP0145485A2 (en) | 1985-06-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |