JP5709875B2 - 耐酸化性に優れた耐熱フェライト系ステンレス鋼板 - Google Patents
耐酸化性に優れた耐熱フェライト系ステンレス鋼板 Download PDFInfo
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- JP5709875B2 JP5709875B2 JP2012534083A JP2012534083A JP5709875B2 JP 5709875 B2 JP5709875 B2 JP 5709875B2 JP 2012534083 A JP2012534083 A JP 2012534083A JP 2012534083 A JP2012534083 A JP 2012534083A JP 5709875 B2 JP5709875 B2 JP 5709875B2
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- 230000003647 oxidation Effects 0.000 title claims description 54
- 238000007254 oxidation reaction Methods 0.000 title claims description 54
- 229910001220 stainless steel Inorganic materials 0.000 title claims description 23
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 229910052750 molybdenum Inorganic materials 0.000 claims description 9
- 229910052758 niobium Inorganic materials 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 7
- 229910000859 α-Fe Inorganic materials 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 description 53
- 239000010959 steel Substances 0.000 description 53
- 230000000694 effects Effects 0.000 description 16
- 230000007797 corrosion Effects 0.000 description 15
- 238000005260 corrosion Methods 0.000 description 15
- 238000005096 rolling process Methods 0.000 description 11
- 230000007423 decrease Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000000137 annealing Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000000087 stabilizing effect Effects 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 241000272534 Struthio camelus Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
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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
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- 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
- C21D8/0247—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
-
- 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
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
-
- 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
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
-
- 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
-
- 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
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- 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
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- 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
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- 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
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
-
- 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
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- 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
- C21D8/0226—Hot rolling
-
- 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
-
- 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
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
Description
γ=23[%Ni]+9[%Cu]+7[%Mn]−11.5[%Cr]−11.5[%Si]
−52[%Al]−49[[Ti%]−4([%C]+[%N])]−23[%V]−12[%Mo]
−47[%Nb]+189 (1)
γp=420[%C]+470[%N]+23[%Ni]+9[%Cu]+7[%Mn]
−11.5[%Cr]−11.5[%Si]−52[%Al]−49[[Ti%]−23[%V]
−12[%Mo]−47[%Nb]+189 (2)
(1)質量%にて、C:0.015%以下、N:0.020%以下、P:0.04%以下、S:0.01%以下、Si:0.3〜1.5%、Mn:0.3〜0.7%、Cr:11.0〜17.0%、Cu:0.8〜1.5%、Ni:0.05〜1.0%、V:0.5%以下、Al:0.01〜0.1%、Ti:10(C+N)〜0.3%の範囲内で、
下記(1)式で規定されるγ値が35以下となるように相互に元素量の調整を行った元素を含有し、
残部がFeおよび不可避的不純物からなることを特徴とする耐熱性および耐酸化性に優れたフェライト系ステンレス鋼板。
γ=23[%Ni]+9[%Cu]+7[%Mn]−11.5[%Cr]−11.5[%Si]
−52[%Al]−49[[Ti%]−4([%C]+[%N])]−23[%V]−12[%Mo]
−47[%Nb]+189 (1)
(2)さらに、質量%で、Nb:0.001〜0.3%、Mo:0.01〜0.5%、B:0.0003〜0.0050%を1種以上含有することを特徴とする耐熱性および耐酸化性に優れた(1)記載のフェライト系ステンレス鋼板。
(3)さらに、質量%で、Zr:1.0%以下、Sn:1.0%以下、Co:0.5%以下を1種以上含有することを特徴とする耐熱性および耐酸化性に優れた(1)又は(2)記載のフェライト系ステンレス鋼板。
γ=23[%Ni]+9[%Cu]+7[%Mn]−11.5[%Cr]−11.5[%Si]
−52[%Al]−49[[Ti%]−4([%C]+[%N])]−23[%V]−12[%Mo]
−47[%Nb]+189 (1)
Claims (3)
- 質量%にて、
C:0.015%以下
N:0.020%以下
P:0.04%以下
S:0.01%以下
Si:0.3〜1.5%
Mn:0.3〜0.7%
Cr:11.0〜17.0%
Cu:0.8〜1.5%
Ni:0.05〜1.0%
V:0.5%以下
Al:0.01〜0.1%
Ti:10(C+N)〜0.3%
の範囲内で、下記(1)式で規定されるγ値が35以下となるように相互に元素量の調整を行った元素を含有し、
残部がFeおよび不可避的不純物からなることを特徴とする耐熱性および耐酸化性に優れたフェライト系ステンレス鋼板。
γ=23[%Ni]+9[%Cu]+7[%Mn]−11.5[%Cr]−11.5[%Si]
−52[%Al]−49[[Ti%]−4([%C]+[%N])]−23[%V]−12[%Mo]
−47[%Nb]+189 (1) - さらに、質量%で、
Nb:0.001〜0.3%
Mo:0.01〜0.5%
B:0.0003〜0.0050%
を1種以上含有することを特徴とする耐熱性および耐酸化性に優れた請求項1記載のフェライト系ステンレス鋼板。 - さらに、質量%で、
Zr:1.0%以下
Sn:1.0%以下
Co:0.5%以下
を1種以上含有することを特徴とする耐熱性および耐酸化性に優れた請求項1又は2記載のフェライト系ステンレス鋼板。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2012534083A JP5709875B2 (ja) | 2010-09-16 | 2011-09-15 | 耐酸化性に優れた耐熱フェライト系ステンレス鋼板 |
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JP2010207925 | 2010-09-16 | ||
JP2010207925 | 2010-09-16 | ||
JP2012534083A JP5709875B2 (ja) | 2010-09-16 | 2011-09-15 | 耐酸化性に優れた耐熱フェライト系ステンレス鋼板 |
PCT/JP2011/071765 WO2012036313A1 (ja) | 2010-09-16 | 2011-09-15 | 耐酸化性に優れた耐熱フェライト系ステンレス鋼板 |
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JPWO2012036313A1 JPWO2012036313A1 (ja) | 2014-02-03 |
JP5709875B2 true JP5709875B2 (ja) | 2015-04-30 |
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Country Status (6)
Country | Link |
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US (1) | US20130149187A1 (ja) |
EP (1) | EP2617854B1 (ja) |
JP (1) | JP5709875B2 (ja) |
KR (4) | KR102065814B1 (ja) |
CN (1) | CN103097564B (ja) |
WO (1) | WO2012036313A1 (ja) |
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KR102065814B1 (ko) * | 2010-09-16 | 2020-01-13 | 닛테츠 스테인레스 가부시키가이샤 | 내산화성이 우수한 내열 페라이트계 스테인리스 강판 |
JP5937861B2 (ja) * | 2012-03-27 | 2016-06-22 | 新日鐵住金ステンレス株式会社 | 溶接性に優れた耐熱フェライト系ステンレス鋼板 |
US20140065005A1 (en) * | 2012-08-31 | 2014-03-06 | Eizo Yoshitake | Ferritic Stainless Steel with Excellent Oxidation Resistance, Good High Temperature Strength, and Good Formability |
JP5505575B1 (ja) * | 2013-03-18 | 2014-05-28 | Jfeスチール株式会社 | フェライト系ステンレス鋼板 |
JP5505555B1 (ja) * | 2013-12-26 | 2014-05-28 | Jfeスチール株式会社 | フェライト系ステンレス鋼板 |
WO2016117458A1 (ja) * | 2015-01-19 | 2016-07-28 | 新日鐵住金ステンレス株式会社 | 加熱後耐食性に優れた排気系部材用フェライト系ステンレス鋼 |
KR101889193B1 (ko) | 2016-12-22 | 2018-08-16 | 주식회사 포스코 | 내식성 및 가공성이 우수한 냉연강판 및 그 제조방법 |
CN110312812A (zh) * | 2017-01-19 | 2019-10-08 | 日铁不锈钢株式会社 | 铁素体系不锈钢和汽车排气路径部件用铁素体系不锈钢 |
KR102031457B1 (ko) | 2017-12-26 | 2019-10-11 | 주식회사 포스코 | 내식성과 가공성이 우수한 배기계용 냉연강판 및 그 제조방법 |
JP7022634B2 (ja) * | 2018-03-29 | 2022-02-18 | 日鉄ステンレス株式会社 | 耐高温塩害特性に優れたフェライト系ステンレス鋼板及び自動車排気系部品 |
CN108823488A (zh) * | 2018-05-29 | 2018-11-16 | 哈尔滨工程大学 | 一种抗高温氧化和耐盐热腐蚀的铁素体类耐热钢及其热处理工艺 |
WO2021065738A1 (ja) * | 2019-10-02 | 2021-04-08 | 日鉄ステンレス株式会社 | フェライト系ステンレス鋼板およびその製造方法ならびにフェライト系ステンレス部材 |
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WO2003004714A1 (fr) * | 2001-07-05 | 2003-01-16 | Nisshin Steel Co., Ltd. | Acier inoxydable ferritique pour element de debit de gaz d'echappement |
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JP2008144199A (ja) * | 2006-12-07 | 2008-06-26 | Nisshin Steel Co Ltd | 自動車排ガス流路部材用フェライト系ステンレス鋼および溶接鋼管 |
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CN1003720B (zh) * | 1987-07-27 | 1989-03-29 | 冶金工业部钢铁研究总院 | 铁素体型耐热不起皮钢 |
JP3589036B2 (ja) * | 1997-08-05 | 2004-11-17 | Jfeスチール株式会社 | 深絞り性と耐リジング性に優れたフェライト系ステンレス鋼板およびその製造方法 |
JP3468156B2 (ja) | 1999-04-13 | 2003-11-17 | 住友金属工業株式会社 | 自動車排気系部品用フェライト系ステンレス鋼 |
JP3397167B2 (ja) | 1999-04-16 | 2003-04-14 | 住友金属工業株式会社 | 自動車排気系部品用フェライト系ステンレス鋼 |
JP3446667B2 (ja) | 1999-07-07 | 2003-09-16 | 住友金属工業株式会社 | 加工性と靱性に優れたフェライト系ステンレス鋼、フェライト系ステンレス鋼鋼塊及びその製造方法 |
JP2006037176A (ja) | 2004-07-28 | 2006-02-09 | Nisshin Steel Co Ltd | エキゾーストマニホールド用フェライト系ステンレス鋼 |
CN101437974B (zh) * | 2006-05-09 | 2011-07-13 | 新日铁住金不锈钢株式会社 | 耐腐蚀性优良的不锈钢、耐间隙腐蚀性和成形性优良的铁素体系不锈钢、以及耐间隙腐蚀性优良的铁素体系不锈钢 |
JP5297630B2 (ja) * | 2007-02-26 | 2013-09-25 | 新日鐵住金ステンレス株式会社 | 耐熱性に優れたフェライト系ステンレス鋼板 |
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JP5274074B2 (ja) * | 2008-03-28 | 2013-08-28 | 新日鐵住金ステンレス株式会社 | 耐酸化性に優れた耐熱性フェライト系ステンレス鋼板 |
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JP4950970B2 (ja) | 2008-09-18 | 2012-06-13 | 日本放送協会 | 画像特徴抽出装置 |
KR102065814B1 (ko) * | 2010-09-16 | 2020-01-13 | 닛테츠 스테인레스 가부시키가이샤 | 내산화성이 우수한 내열 페라이트계 스테인리스 강판 |
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2011
- 2011-09-15 KR KR1020157034409A patent/KR102065814B1/ko active IP Right Grant
- 2011-09-15 CN CN201180044131.4A patent/CN103097564B/zh active Active
- 2011-09-15 US US13/817,997 patent/US20130149187A1/en not_active Abandoned
- 2011-09-15 KR KR1020157028102A patent/KR20150119496A/ko not_active Application Discontinuation
- 2011-09-15 KR KR1020137005982A patent/KR20130060290A/ko not_active Application Discontinuation
- 2011-09-15 EP EP11825311.1A patent/EP2617854B1/en active Active
- 2011-09-15 JP JP2012534083A patent/JP5709875B2/ja active Active
- 2011-09-15 WO PCT/JP2011/071765 patent/WO2012036313A1/ja active Application Filing
- 2011-09-15 KR KR1020187003512A patent/KR20180017220A/ko active Search and Examination
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2003004714A1 (fr) * | 2001-07-05 | 2003-01-16 | Nisshin Steel Co., Ltd. | Acier inoxydable ferritique pour element de debit de gaz d'echappement |
JP2006117985A (ja) * | 2004-10-20 | 2006-05-11 | Nisshin Steel Co Ltd | 熱疲労特性に優れたフェライト系ステンレス鋼材および自動車排ガス経路部材 |
JP2008144199A (ja) * | 2006-12-07 | 2008-06-26 | Nisshin Steel Co Ltd | 自動車排ガス流路部材用フェライト系ステンレス鋼および溶接鋼管 |
Also Published As
Publication number | Publication date |
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KR20150140423A (ko) | 2015-12-15 |
KR20180017220A (ko) | 2018-02-20 |
KR102065814B1 (ko) | 2020-01-13 |
CN103097564A (zh) | 2013-05-08 |
EP2617854B1 (en) | 2019-09-11 |
EP2617854A4 (en) | 2018-01-10 |
KR20130060290A (ko) | 2013-06-07 |
JPWO2012036313A1 (ja) | 2014-02-03 |
CN103097564B (zh) | 2015-11-25 |
US20130149187A1 (en) | 2013-06-13 |
EP2617854A1 (en) | 2013-07-24 |
KR20150119496A (ko) | 2015-10-23 |
WO2012036313A1 (ja) | 2012-03-22 |
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