RU2017134057A - Лист аустенитной нержавеющей стали, покровный элемент и способ производства для листа аустенитной нержавеющей стали - Google Patents
Лист аустенитной нержавеющей стали, покровный элемент и способ производства для листа аустенитной нержавеющей стали Download PDFInfo
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- steel sheet
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- austenitic stainless
- stainless steel
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- 229910000963 austenitic stainless steel Inorganic materials 0.000 title claims 6
- 238000004519 manufacturing process Methods 0.000 title claims 2
- 229910000831 Steel Inorganic materials 0.000 claims 7
- 239000010959 steel Substances 0.000 claims 7
- 238000000137 annealing Methods 0.000 claims 6
- 238000005096 rolling process Methods 0.000 claims 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 2
- 229910052804 chromium Inorganic materials 0.000 claims 2
- 238000005097 cold rolling Methods 0.000 claims 2
- 229910052739 hydrogen Inorganic materials 0.000 claims 2
- 239000001257 hydrogen Substances 0.000 claims 2
- 229910052748 manganese Inorganic materials 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 229910052757 nitrogen Inorganic materials 0.000 claims 2
- 229910052710 silicon Inorganic materials 0.000 claims 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- 229910052782 aluminium Inorganic materials 0.000 claims 1
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000005098 hot rolling Methods 0.000 claims 1
- 239000012535 impurity Substances 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 229910052758 niobium Inorganic materials 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 238000005496 tempering Methods 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B3/02—Rolling special iron alloys, e.g. stainless steel
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
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- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
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- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
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- C—CHEMISTRY; METALLURGY
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold rolling
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
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- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0273—Final recrystallisation annealing
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0294—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a localised treatment
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- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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- 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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
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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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
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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
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
- C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
- C23C8/18—Oxidising of ferrous surfaces
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- C21D2211/00—Microstructure comprising significant phases
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Claims (12)
1. Лист аустенитной нержавеющей стали, подвергнутый дрессировке с использованием валка с матовой поверхностью после финишной холодной прокатки и светлого отжига, в котором
среднеарифметическая шероховатость Ra поверхности стального листа в направлении, перпендикулярном к направлению прокатки, составляет 0,2 мкм или больше и 1,2 мкм или меньше,
доля переноса, которая является долей площади той части поверхности стального листа, на которую переносится матовый рисунок, составляет 15% или больше и 70% или меньше,
микроуглубления с глубиной 0,5 мкм или больше и живым сечением 10 мкм2 или больше, которые формируются на поверхности стального листа, имеют плотность 10,0 или меньше на 0,01 мм2 на поверхности стального листа и долю живого сечения 1,0% или меньше на поверхности стального листа, и
пленка, сформированная на поверхности стального листа, состоит из оксида, содержащего SiO2 в качестве главной составной части, а также по меньшей мере Si, N, Al, Mn, Cr, Fe, Nb, Ti и O в качестве пленкообразующих элементов, отличающихся от C, причем содержание Si составляет 10 атомн.% или больше, а содержание N составляет 10 атомн.% или меньше.
2. Лист аустенитной нержавеющей стали по п. 1, содержащий С: 0,15 мас.% или меньше, Si: 0,1 мас.% или больше и 4,0 мас.% или меньше, Mn: 10,0 мас.% или меньше, Ni: 1,0 мас.% или больше и 28,0 мас.% или меньше, Cr: 16,0 мас.% или больше и 32,0 мас.% или меньше, и N: 0,2 мас.% или меньше, с остатком из Fe и неизбежных примесей.
3. Покровный элемент для жестких дисков, сформированный из листа аустенитной нержавеющей стали по п. 1 или 2.
4. Способ производства для листа аустенитной нержавеющей стали, в котором горячекатаный стальной лист после горячей прокатки подвергается по меньшей мере финишной холодной прокатке с последующим светлым отжигом в качестве окончательного отжига, и дрессировке с использованием валка с матовой поверхностью, в котором
прокатка выполняется с обжатием 30% или больше и скоростью прокатки 200 мм/мин или меньше с использованием рабочего валка со среднеарифметической шероховатостью Ra, равной 0,3 мкм или меньше по меньшей мере в конечном проходе прокатки, и
полное обжатие при холодной прокатке перед светлым отжигом составляет 60% или больше.
5. Способ по п. 4, в котором при окончательном отжиге светлый отжиг выполняют в смешанной атмосфере из водорода и азота с содержанием водорода 70 об.% или больше при условии, что точка росы составляет -70°С или выше и -50°C или ниже, а температура составляет 950°C или выше и 1100°C или ниже.
6. Способ по п. 4 или 5, в котором при дрессировке прокатку выполняют в один проход или больше с использованием валка с матовой поверхностью с диаметром бочки валка 500 мм или больше и среднеарифметической шероховатостью Ra 1,0 мкм или больше и 3,5 мкм или меньше, при коэффициенте удлинения в одном проходе 0,5% или меньше, и полный коэффициент удлинения составляет 0,2% или больше и 1,4% или меньше.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2015076635A JP2016196682A (ja) | 2015-04-03 | 2015-04-03 | オーステナイト系ステンレス鋼板、カバー部材およびオーステナイト系ステンレス鋼板の製造方法 |
JP2015-076635 | 2015-04-03 | ||
PCT/JP2016/058378 WO2016158427A1 (ja) | 2015-04-03 | 2016-03-16 | オーステナイト系ステンレス鋼板、カバー部材およびオーステナイト系ステンレス鋼板の製造方法 |
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RU2017134057A true RU2017134057A (ru) | 2019-04-08 |
RU2017134057A3 RU2017134057A3 (ru) | 2019-04-08 |
RU2685925C2 RU2685925C2 (ru) | 2019-04-23 |
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RU2017134057A RU2685925C2 (ru) | 2015-04-03 | 2016-03-16 | Лист аустенитной нержавеющей стали, покровный элемент и способ производства для листа аустенитной нержавеющей стали |
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US (1) | US20180363087A1 (ru) |
EP (1) | EP3278888A4 (ru) |
JP (1) | JP2016196682A (ru) |
KR (1) | KR20170121282A (ru) |
CN (1) | CN107405655A (ru) |
PH (1) | PH12017501760A1 (ru) |
RU (1) | RU2685925C2 (ru) |
SG (1) | SG11201707814WA (ru) |
TW (1) | TW201704502A (ru) |
WO (1) | WO2016158427A1 (ru) |
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KR101895695B1 (ko) * | 2016-12-22 | 2018-09-05 | 주식회사 포스코 | 린 듀플렉스 스테인리스 강 및 그 제조 방법 |
KR101977492B1 (ko) * | 2017-11-10 | 2019-08-28 | 주식회사 포스코 | 고질소 오스테나이트계 스테인리스 강 및 그 제조방법 |
KR102020405B1 (ko) * | 2017-12-15 | 2019-09-10 | 주식회사 포스코 | 표면품질이 우수한 고질소 스테인리스강 및 이의 제조방법 |
CN109277427B (zh) * | 2018-09-25 | 2020-11-24 | 宁波宝新不锈钢有限公司 | 一种冷轧不锈钢压花板的生产方法 |
CN109234634A (zh) * | 2018-10-29 | 2019-01-18 | 江苏宏鹏电气科技有限公司 | 一种开关柜的不锈钢板制造方法 |
US20230047414A1 (en) * | 2020-01-09 | 2023-02-16 | Nippon Steel Stainless Steel Corporation | Austenitic stainless steel material |
JP7414615B2 (ja) | 2020-03-30 | 2024-01-16 | 日鉄ステンレス株式会社 | 建材用オーステナイト系ステンレス鋼板及びその製造方法 |
AU2021245528B2 (en) * | 2020-03-30 | 2023-08-17 | Nippon Steel Stainless Steel Corporation | Austenitic stainless steel |
KR20220105663A (ko) * | 2020-05-28 | 2022-07-27 | 닛테츠 스테인레스 가부시키가이샤 | 오스테나이트계 스테인리스 강재 및 내식성 부재 |
CN113020911B (zh) * | 2021-03-12 | 2023-05-16 | 宁波宝新不锈钢有限公司 | 一种奥氏体不锈钢亚光产品的制备方法 |
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JPS58100660A (ja) * | 1981-12-09 | 1983-06-15 | Nisshin Steel Co Ltd | 着色用オ−ステナイト系ステンレス鋼板 |
JPS63235461A (ja) * | 1987-03-23 | 1988-09-30 | Nisshin Steel Co Ltd | 耐候性に優れたba仕上げステンレス鋼板の製造方法 |
JP3739887B2 (ja) * | 1997-03-21 | 2006-01-25 | 新日鐵住金ステンレス株式会社 | 汚れ除去性に優れた研磨仕上げステンレス鋼板およびその製造方法 |
JP2001020045A (ja) * | 1999-07-07 | 2001-01-23 | Nippon Steel Corp | ステンレス鋼板素材およびその製造方法 |
EP1288322A1 (en) * | 2001-08-29 | 2003-03-05 | Sidmar N.V. | An ultra high strength steel composition, the process of production of an ultra high strength steel product and the product obtained |
JP4299644B2 (ja) * | 2003-12-02 | 2009-07-22 | 日新製鋼株式会社 | 親水性ステンレス鋼板及びその製造方法 |
JP2005240062A (ja) * | 2004-02-24 | 2005-09-08 | Nisshin Steel Co Ltd | 親水性ステンレス鋼板及びその製造方法 |
JP2007119856A (ja) * | 2005-10-28 | 2007-05-17 | Nisshin Steel Co Ltd | 親水性ステンレス鋼板及びその製造方法 |
MX2011012371A (es) * | 2009-05-27 | 2011-12-08 | Nippon Steel Corp | Lamina de acero de alta resistencia, lamina de acero bañada en caliente, y lamina de acero bañada en caliente aleada que tienen excelentes caracteristicas a la fatiga, alargamiento y colision y metodo de fabricacion para tales laminas de acero. |
SG193353A1 (en) * | 2011-03-31 | 2013-10-30 | Nisshin Steel Co Ltd | Stainless steel plate and manufacturing method thereof |
RU2479641C1 (ru) * | 2012-02-22 | 2013-04-20 | Открытое акционерное общество "Магнитогорский металлургический комбинат" | Способ производства холоднокатаной ленты из низкоуглеродистых марок стали |
-
2015
- 2015-04-03 JP JP2015076635A patent/JP2016196682A/ja active Pending
-
2016
- 2016-03-16 SG SG11201707814WA patent/SG11201707814WA/en unknown
- 2016-03-16 EP EP16772310.5A patent/EP3278888A4/en not_active Withdrawn
- 2016-03-16 US US15/562,986 patent/US20180363087A1/en not_active Abandoned
- 2016-03-16 KR KR1020177027739A patent/KR20170121282A/ko not_active Application Discontinuation
- 2016-03-16 CN CN201680018506.2A patent/CN107405655A/zh active Pending
- 2016-03-16 RU RU2017134057A patent/RU2685925C2/ru active
- 2016-03-16 WO PCT/JP2016/058378 patent/WO2016158427A1/ja active Application Filing
- 2016-03-25 TW TW105109400A patent/TW201704502A/zh unknown
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2017
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PH12017501760A1 (en) | 2018-04-11 |
KR20170121282A (ko) | 2017-11-01 |
RU2017134057A3 (ru) | 2019-04-08 |
RU2685925C2 (ru) | 2019-04-23 |
SG11201707814WA (en) | 2017-10-30 |
TW201704502A (zh) | 2017-02-01 |
US20180363087A1 (en) | 2018-12-20 |
WO2016158427A1 (ja) | 2016-10-06 |
JP2016196682A (ja) | 2016-11-24 |
EP3278888A1 (en) | 2018-02-07 |
CN107405655A (zh) | 2017-11-28 |
EP3278888A4 (en) | 2018-08-22 |
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