JP5915569B2 - 溶融亜鉛めっき鋼板の製造方法および連続溶融亜鉛めっき装置 - Google Patents
溶融亜鉛めっき鋼板の製造方法および連続溶融亜鉛めっき装置 Download PDFInfo
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- JP5915569B2 JP5915569B2 JP2013040207A JP2013040207A JP5915569B2 JP 5915569 B2 JP5915569 B2 JP 5915569B2 JP 2013040207 A JP2013040207 A JP 2013040207A JP 2013040207 A JP2013040207 A JP 2013040207A JP 5915569 B2 JP5915569 B2 JP 5915569B2
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- 229910001335 Galvanized steel Inorganic materials 0.000 title claims description 18
- 239000008397 galvanized steel Substances 0.000 title claims description 18
- 238000005246 galvanizing Methods 0.000 title claims description 17
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 60
- 239000010959 steel Substances 0.000 claims description 60
- 238000002485 combustion reaction Methods 0.000 claims description 35
- 238000010438 heat treatment Methods 0.000 claims description 32
- 239000002737 fuel gas Substances 0.000 claims description 8
- 230000001143 conditioned effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 36
- 230000003647 oxidation Effects 0.000 description 24
- 238000007254 oxidation reaction Methods 0.000 description 24
- 238000007747 plating Methods 0.000 description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 239000000571 coke Substances 0.000 description 9
- 239000012528 membrane Substances 0.000 description 9
- 238000005275 alloying Methods 0.000 description 8
- 239000012510 hollow fiber Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000000137 annealing Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D91/00—Burners specially adapted for specific applications, not otherwise provided for
- F23D91/02—Burners specially adapted for specific applications, not otherwise provided for for use in particular heating operations
-
- 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
- C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
-
- 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
- C21D9/562—Details
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
- C23C2/0224—Two or more thermal pretreatments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/68—Treating the combustion air or gas, e.g. by filtering, or moistening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D23/00—Assemblies of two or more burners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/02—Regulating fuel supply conjointly with air supply
- F23N1/022—Regulating fuel supply conjointly with air supply using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2225/00—Measuring
- F23N2225/26—Measuring humidity
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Coating With Molten Metal (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Description
[1]鋼板面にバーナーを対向配置した直火型加熱炉を備えた連続溶融亜鉛めっき装置を用いて溶融亜鉛めっき鋼板を製造する際に、前記バーナーに投入するガスの露点を調整することを特徴とする溶融亜鉛めっき鋼板の製造方法。
[2][1]に記載の溶融亜鉛めっき鋼板の製造方法において、投入するガスの露点を40℃〜80℃とすることを特徴とする溶融亜鉛めっき鋼板の製造方法。
[3][1]または[2]に記載の溶融亜鉛めっき鋼板の製造方法において、投入するガスは燃料ガスと空気であって、前記空気の露点を調整することを特徴とする溶融亜鉛めっき鋼板の製造方法。
[4][2]または[3]のいずれかに記載の溶融亜鉛めっき鋼板の製造方法において、鋼板長手方向に燃焼率および空気比を独立に制御可能な複数のバーナー群を用いて、鋼板移動方向最下流のバーナー群以外のバーナー群の燃料ガスおよびまたは空気の露点を40〜80℃とし、かつ、空気比1.0以上1.5以下の燃焼を行ない、鋼板移動方向最下流のバーナー群は空気比0.5以上0.95以下の燃焼を行うことを特徴とする溶融亜鉛めっき鋼板の製造方法。
[5]鋼板面に対向してバーナーを複数配置した直火型加熱炉を備えた連続溶融亜鉛めっき装置において、前記バーナーを、鋼板長手方向に燃焼率及び空気比を独立に制御可能な複数のバーナー群に分け、鋼板移動方向最下流のバーナー群以外のバーナー群のバーナーには、露点40〜80℃の範囲で任意に調湿された空気を投入する調湿装置を備え、かつ鋼板移動方向最下流のバーナー群以外のバーナーは空気比1.0以上1.5未満での燃焼又は燃焼停止の選択が自在であり、鋼板移動方向最下流のバーナー群のバーナーは空気比0.5以上0.95以下の燃焼が可能であることを特徴とする連続溶融亜鉛めっき装置。
2 バーナー(直火バーナー)
3 鋼板
4 調湿装置
5 中空糸膜フィルター
6 恒温水槽
1Z〜4Z バーナー群
Claims (2)
- 鋼板面にバーナーを対向配置した直火型加熱炉を備えた連続溶融亜鉛めっき装置を用いて溶融亜鉛めっき鋼板を製造する際に、鋼板長手方向に燃焼率および空気比を独立に制御可能な複数のバーナー群を用いて、鋼板移動方向最下流のバーナー群以外のバーナー群の燃料ガスおよびまたは空気の露点を40〜80℃とし、かつ、空気比1.0以上1.5以下の燃焼を行ない、鋼板移動方向最下流のバーナー群は空気比0.5以上0.95以下の燃焼を行うことを特徴とする溶融亜鉛めっき鋼板の製造方法。
- 鋼板面に対向してバーナーを複数配置した直火型加熱炉を備えた連続溶融亜鉛めっき装置において、前記バーナーを、鋼板長手方向に燃焼率及び空気比を独立に制御可能な複数のバーナー群に分け、鋼板移動方向最下流のバーナー群以外のバーナー群のバーナーには、露点40〜80℃の範囲で任意に調湿された空気を投入する調湿装置を備え、かつ鋼板移動方向最下流のバーナー群以外のバーナーは空気比1.0以上1.5未満での燃焼又は燃焼停止の選択が自在であり、鋼板移動方向最下流のバーナー群のバーナーは空気比0.5以上0.95以下の燃焼が可能であることを特徴とする連続溶融亜鉛めっき装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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JP2013040207A JP5915569B2 (ja) | 2013-03-01 | 2013-03-01 | 溶融亜鉛めっき鋼板の製造方法および連続溶融亜鉛めっき装置 |
CN201480011496.0A CN105026598B (zh) | 2013-03-01 | 2014-02-26 | 熔融镀锌钢板的制造方法及连续熔融镀锌装置 |
MX2015011184A MX2015011184A (es) | 2013-03-01 | 2014-02-26 | Metodo para la produccion de una lamina de acero galvanizada y aparato de galvanizacion continua. |
PCT/JP2014/001022 WO2014132638A1 (ja) | 2013-03-01 | 2014-02-26 | 溶融亜鉛めっき鋼板の製造方法および連続溶融亜鉛めっき装置 |
KR1020157026871A KR101722350B1 (ko) | 2013-03-01 | 2014-02-26 | 용융 아연도금 강판의 제조 방법 및 연속 용융 아연도금 장치 |
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JP2013040207A JP5915569B2 (ja) | 2013-03-01 | 2013-03-01 | 溶融亜鉛めっき鋼板の製造方法および連続溶融亜鉛めっき装置 |
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JP2014169465A JP2014169465A (ja) | 2014-09-18 |
JP5915569B2 true JP5915569B2 (ja) | 2016-05-11 |
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Country Status (5)
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JP (1) | JP5915569B2 (ja) |
KR (1) | KR101722350B1 (ja) |
CN (1) | CN105026598B (ja) |
MX (1) | MX2015011184A (ja) |
WO (1) | WO2014132638A1 (ja) |
Families Citing this family (4)
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JP6172297B2 (ja) | 2014-09-08 | 2017-08-02 | Jfeスチール株式会社 | 高強度溶融亜鉛めっき鋼板の製造方法及び製造設備 |
JP6008007B2 (ja) * | 2015-03-23 | 2016-10-19 | Jfeスチール株式会社 | 連続溶融亜鉛めっき装置及び溶融亜鉛めっき鋼板の製造方法 |
CN107059031B (zh) * | 2017-06-09 | 2018-12-14 | 青海送变电工程公司 | 热浸镀锌酸洗工序定距专用起重吊架的制作方法及其应用 |
CN115287567A (zh) * | 2022-08-04 | 2022-11-04 | 江阴市华达机械科技有限公司 | 一种炉鼻子加湿*** |
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JP3014529B2 (ja) * | 1992-03-30 | 2000-02-28 | 新日本製鐵株式会社 | 高強度溶融亜鉛めっき鋼板の製造方法 |
JP4411326B2 (ja) * | 2007-01-29 | 2010-02-10 | 株式会社神戸製鋼所 | リン酸塩処理性に優れた高強度合金化溶融亜鉛めっき鋼板 |
JP5200463B2 (ja) * | 2007-09-11 | 2013-06-05 | Jfeスチール株式会社 | 溶融亜鉛めっき鋼板の製造方法 |
KR101079472B1 (ko) * | 2008-12-23 | 2011-11-03 | 주식회사 포스코 | 도금표면품질이 우수한 고망간강의 용융아연도금강판의 제조방법 |
JP5720084B2 (ja) * | 2009-03-06 | 2015-05-20 | Jfeスチール株式会社 | 連続溶融亜鉛めっき装置および溶融亜鉛めっき鋼板の製造方法 |
JP5614159B2 (ja) | 2009-10-30 | 2014-10-29 | Jfeスチール株式会社 | 高強度溶融亜鉛めっき鋼板および高強度合金化溶融亜鉛めっき鋼板の製造方法 |
CN201748558U (zh) * | 2010-07-14 | 2011-02-16 | 清华大学 | 一种调湿装置 |
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- 2014-02-26 WO PCT/JP2014/001022 patent/WO2014132638A1/ja active Application Filing
- 2014-02-26 KR KR1020157026871A patent/KR101722350B1/ko active IP Right Grant
- 2014-02-26 MX MX2015011184A patent/MX2015011184A/es active IP Right Grant
- 2014-02-26 CN CN201480011496.0A patent/CN105026598B/zh active Active
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WO2014132638A1 (ja) | 2014-09-04 |
CN105026598A (zh) | 2015-11-04 |
MX2015011184A (es) | 2015-11-11 |
KR101722350B1 (ko) | 2017-03-31 |
CN105026598B (zh) | 2018-10-02 |
KR20150121212A (ko) | 2015-10-28 |
JP2014169465A (ja) | 2014-09-18 |
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