KR20070112872A - 고강도 합금화 용융 아연 도금 강판의 제조 방법 - Google Patents
고강도 합금화 용융 아연 도금 강판의 제조 방법 Download PDFInfo
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- KR20070112872A KR20070112872A KR1020077024006A KR20077024006A KR20070112872A KR 20070112872 A KR20070112872 A KR 20070112872A KR 1020077024006 A KR1020077024006 A KR 1020077024006A KR 20077024006 A KR20077024006 A KR 20077024006A KR 20070112872 A KR20070112872 A KR 20070112872A
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- Prior art keywords
- steel sheet
- acid
- plating
- alloying
- high strength
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 52
- 239000010959 steel Substances 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 239000002253 acid Substances 0.000 claims abstract description 62
- 238000007747 plating Methods 0.000 claims abstract description 62
- 238000005275 alloying Methods 0.000 claims abstract description 56
- 238000011282 treatment Methods 0.000 claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 239000011701 zinc Substances 0.000 claims abstract description 10
- 239000012298 atmosphere Substances 0.000 claims abstract description 9
- 239000010960 cold rolled steel Substances 0.000 claims abstract description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 7
- 230000001590 oxidative effect Effects 0.000 claims abstract description 4
- 238000005406 washing Methods 0.000 claims description 48
- 238000004140 cleaning Methods 0.000 claims description 22
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 18
- 239000008397 galvanized steel Substances 0.000 claims description 18
- 238000005246 galvanizing Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 15
- 238000000137 annealing Methods 0.000 claims description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 238000005336 cracking Methods 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 9
- 229910052748 manganese Inorganic materials 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims 3
- 238000005554 pickling Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 238000010306 acid treatment Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
Classifications
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- 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
-
- 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
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- 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
- C23C2/0222—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating in a reactive atmosphere, e.g. oxidising or reducing atmosphere
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- 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
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- 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
- C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
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- 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
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
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- 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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
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- 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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
- C23C2/29—Cooling or quenching
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- 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
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
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- Oil, Petroleum & Natural Gas (AREA)
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Abstract
Description
Claims (8)
- 고강도 강판에 산 세정 처리를 실시하고, 건조 후에 다시 산 세정 처리를 실시한 후, Ni 사전 도금을 실시하고, 비산화성 분위기 중에서 430 내지 500℃로 가열한 후에, Al을 0.05 내지 0.2% 함유하는 용융 아연 도금 욕으로 도금하고, 그 후에 가열 합금화 처리를 하는 것을 특징으로 하는 고강도 합금화 용융 아연 도금 강판의 제조 방법.
- C: 0.02 내지 0.2%, Mn: 0.15 내지 2.5%, 잔부 Fe 및 불가피한 불순물로 이루어진 산 세정을 거친 열연강판 또는 소둔, 산 세정을 거친 냉연강판에 산 세정 처리를 실시하고, 수 세정 후 건조시키지 않고 0.2 내지 2.0 g/㎡의 Ni 사전 도금을 실시하며, 무산화 또는 환원성 분위기 중에서 판 온도 430 내지 500℃로 30℃/sec 이상의 승온 속도로 급속 가열을 실시한 후, Al: 0.05 내지 0.2%를 함유하는 아연 도금 욕 중에서 용융 도금하고, 와이핑 바로 직후에 470 내지 550℃로 30℃/scc 이상의 승온 속도로 급속 가열을 실시하며, 균열 시간을 두지 않고 냉각하거나 또는 10초 미만의 균열 유지 후에 냉각하는 것을 특징으로 하는 고강도 합금화 용융 아연 도금 강판의 제조 방법.
- C: 0.02 내지 0.2%, Mn: 0.15 내지 2.5%, 잔부 Fe 및 불가피한 불순물로 이루어진 산 세정을 거친 열연강판 또는 소둔, 산 세정을 거친 냉연강판에 산 세정 처리를 실시하고, pH 6 미만의 수 세정용 물로 수 세정한 후에 건조시키지 않고 0.2 내지 2.0 g/㎡의 Ni 사전 도금을 실시하며, 무산화 또는 환원성 분위기 중에서 판 온도 430 내지 500℃로 30℃/sec 이상의 승온 속도로 급속 가열을 실시한 후, Al: 0.05 내지 0.2%를 함유하는 아연 도금 욕 중에서 용융 도금하고, 와이핑 직후에 470 내지 550℃로 30℃/sec 이상의 승온 속도로 급속 가열을 실시하고, 균열 시간을 두지 않고 냉각하거나 또는 10초 미만의 균열 유지 후에 냉각하는 것을 특징으로 하는 고강도 합금화 용융 아연 도금 강판의 제조 방법.
- C: 0.02 내지 0.2%, Mn: 0.15 내지 2.5%, 잔부 Fe 및 불가피한 불순물로 이루어진 산 세정을 거친 열연강판 또는 소둔, 산 세정을 거친 냉연강판에 산 세정 처리를 하고, 수 세정도 건조도 하지 않고, 0.2 내지 2.0 g/㎡의 Ni 사전 도금을 실시하고, 무산화 또는 환원성 분위기 중에서 판 온도 430 내지 500℃로 30℃/sec 이상의 승온 속도로 급속 가열을 실시한 후에, Al: 0.05 내지 0.2%를 함유하는 아연 도금 욕 중에서 용융 도금하고, 와이핑 직후에 470 내지 550℃로 30℃/sec 이상의 승온 속도로 급속 가열을 실시하고, 균열 시간을 두지 않고 냉각하거나 또는 10초 미만의 균열 유지 후에 냉각하는 것을 특징으로 하는 고강도 합금화 용융 아연 도금 강판의 제조 방법.
- 제1항 내지 제4항 중 어느 하나의 항에 있어서, 산 세정을 거친 열연강판 또는 소둔, 산 세정을 거친 냉연강판이 추가적으로 Si를 0.2 내지 3% 함유하는 것을 특징으로 하는 고강도 합금화 용융 아연 도금 강판의 제조 방법.
- 제1항에 있어서, 고강도 강판이 P를 0.02% 이상 함유하는 소둔을 거친 강판인 것을 특징으로 하는 고강도 합금화 용융 아연 도금 강판의 제조 방법.
- 제6항에 있어서, 2회의 산 세정 처리 방법이 염산 수용액에 의한 1회째의 산 세정 처리와 황산 수용액에 의한 2회째의 산 세정 처리로 이루어지는 것을 특징으로 하는 고강도 합금화 용융 아연 도금 강판의 제조 방법.
- 제6항 또는 제7항에 있어서, 가열 합금화 처리 방법이 470 내지 600℃로 20℃/sec 이상의 승온 속도로 급속 가열하고, 균열 시간을 두지 않거나 또는 15초 미만 균열한 후에 냉각하는 것을 특징으로 하는 고강도 합금화 용융 아연 도금 강판의 제조 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2005-00121830 | 2005-04-20 | ||
JP2005121830A JP4510688B2 (ja) | 2005-04-20 | 2005-04-20 | 高強度高延性合金化溶融亜鉛メッキ鋼板の製造方法 |
JPJP-P-2005-00145023 | 2005-05-18 | ||
JP2005145023A JP4510697B2 (ja) | 2005-05-18 | 2005-05-18 | P添加鋼板の合金化溶融亜鉛メッキ方法 |
Publications (2)
Publication Number | Publication Date |
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KR20070112872A true KR20070112872A (ko) | 2007-11-27 |
KR100968620B1 KR100968620B1 (ko) | 2010-07-08 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020077024006A KR100968620B1 (ko) | 2005-04-20 | 2006-04-14 | 고강도 합금화 용융 아연 도금 강판의 제조 방법 |
Country Status (5)
Country | Link |
---|---|
US (3) | US8303739B2 (ko) |
KR (1) | KR100968620B1 (ko) |
BR (1) | BRPI0608357A2 (ko) |
CA (1) | CA2605488C (ko) |
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JP5058769B2 (ja) * | 2007-01-09 | 2012-10-24 | 新日本製鐵株式会社 | 化成処理性に優れた高強度冷延鋼板の製造方法および製造設備 |
JP5742115B2 (ja) * | 2010-05-24 | 2015-07-01 | 新日鐵住金株式会社 | 合金化溶融亜鉛めっき冷延鋼板の製造方法 |
WO2013037485A1 (en) | 2011-09-13 | 2013-03-21 | Tata Steel Ijmuiden B.V. | High strength hot dip galvanised steel strip |
JP5962582B2 (ja) * | 2013-05-21 | 2016-08-03 | Jfeスチール株式会社 | 高強度合金化溶融亜鉛めっき鋼板の製造方法 |
US10427534B2 (en) * | 2016-11-22 | 2019-10-01 | Shenzhen Dansha Technology Co., Ltd. | Infrared automobile charging system |
WO2018203097A1 (en) * | 2017-05-05 | 2018-11-08 | Arcelormittal | A method for the manufacturing of liquid metal embrittlement resistant galvannealed steel sheet |
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FR2366376A1 (fr) * | 1976-10-01 | 1978-04-28 | Dreulle Noel | Alliage destine a la galvanisation au trempe d'aciers, y compris aciers contenant du silicium, et procede de galvanisation adapte a cet alliage |
JPS63143286A (ja) * | 1986-12-08 | 1988-06-15 | Sumitomo Metal Ind Ltd | Ni−Zn合金電気めつき鋼板の製造方法 |
JP2904809B2 (ja) * | 1989-06-22 | 1999-06-14 | 新日本製鐵株式会社 | 溶融亜鉛めっき熱延鋼板の製造方法 |
JPH0756069B2 (ja) * | 1989-07-28 | 1995-06-14 | 新日本製鐵株式会社 | 溶融亜鉛めっき熱延鋼板の製造方法 |
JPH079055B2 (ja) | 1990-02-21 | 1995-02-01 | 新日本製鐵株式会社 | 合金化亜鉛めっき鋼板の製造方法 |
JP2526320B2 (ja) * | 1991-05-07 | 1996-08-21 | 新日本製鐵株式会社 | 高張力合金化溶融亜鉛めっき鋼板の製造方法 |
JPH04333522A (ja) | 1991-05-10 | 1992-11-20 | Kubota Corp | ステンレス鋼製大形中空鋳物ロールの固溶化熱処理方法 |
JP2554792B2 (ja) | 1991-05-23 | 1996-11-13 | 新日本製鐵株式会社 | 熱延溶融亜鉛めっき鋼板および合金化溶融亜鉛めっき鋼板の製造方法 |
JP2526322B2 (ja) * | 1991-05-23 | 1996-08-21 | 新日本製鐵株式会社 | 高張力溶融亜鉛めっき鋼板および合金化溶融亜鉛めっき鋼板の製造方法 |
JP2713064B2 (ja) * | 1992-09-24 | 1998-02-16 | 住友金属工業株式会社 | 熱延鋼帯のデスケーリング装置 |
JP2707928B2 (ja) * | 1992-10-20 | 1998-02-04 | 住友金属工業株式会社 | 珪素含有鋼板の溶融亜鉛めっき方法 |
JPH073417A (ja) | 1993-06-18 | 1995-01-06 | Nippon Steel Corp | 高耐蝕性合金化溶融Znめっき鋼板 |
JP3092108B2 (ja) | 1993-06-29 | 2000-09-25 | 株式会社シイエヌケイ | 転造装置 |
JP2707952B2 (ja) * | 1993-07-19 | 1998-02-04 | 住友金属工業株式会社 | 界面密着性に優れた合金化溶融Znめっき鋼板およびその製造方法 |
EP1209245A1 (en) | 2000-11-23 | 2002-05-29 | Galvapower Group N.V. | Flux and its use in hot dip galvanization process |
JP4510488B2 (ja) * | 2004-03-11 | 2010-07-21 | 新日本製鐵株式会社 | 成形性および穴拡げ性に優れた溶融亜鉛めっき複合高強度鋼板およびその製造方法 |
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2006
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- 2006-04-14 US US11/912,037 patent/US8303739B2/en active Active
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CA2605488A1 (en) | 2006-10-26 |
KR100968620B1 (ko) | 2010-07-08 |
US20130008569A1 (en) | 2013-01-10 |
US20090211668A1 (en) | 2009-08-27 |
WO2006112520A1 (ja) | 2006-10-26 |
CA2605488C (en) | 2010-11-09 |
US20140199487A1 (en) | 2014-07-17 |
BRPI0608357A2 (pt) | 2010-01-05 |
US9499894B2 (en) | 2016-11-22 |
US8617324B2 (en) | 2013-12-31 |
US8303739B2 (en) | 2012-11-06 |
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