KR101554835B1 - 페라이트계 스테인리스강 - Google Patents
페라이트계 스테인리스강 Download PDFInfo
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- KR101554835B1 KR101554835B1 KR1020147010082A KR20147010082A KR101554835B1 KR 101554835 B1 KR101554835 B1 KR 101554835B1 KR 1020147010082 A KR1020147010082 A KR 1020147010082A KR 20147010082 A KR20147010082 A KR 20147010082A KR 101554835 B1 KR101554835 B1 KR 101554835B1
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 12
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 7
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 4
- 239000012535 impurity Substances 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 19
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- 229910052758 niobium Inorganic materials 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 abstract description 61
- 238000007254 oxidation reaction Methods 0.000 abstract description 61
- 229910000831 Steel Inorganic materials 0.000 abstract description 53
- 239000010959 steel Substances 0.000 abstract description 53
- 229910052802 copper Inorganic materials 0.000 abstract description 10
- 229910052721 tungsten Inorganic materials 0.000 abstract description 5
- 238000012360 testing method Methods 0.000 description 37
- 238000000137 annealing Methods 0.000 description 32
- 230000000694 effects Effects 0.000 description 22
- 238000009661 fatigue test Methods 0.000 description 19
- 238000005097 cold rolling Methods 0.000 description 14
- 239000000203 mixture Substances 0.000 description 9
- 238000003466 welding Methods 0.000 description 9
- 229910020010 Nb—Si Inorganic materials 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 229910052761 rare earth metal Inorganic materials 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000005554 pickling Methods 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000007670 refining Methods 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 238000005098 hot rolling Methods 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000009749 continuous casting Methods 0.000 description 4
- 230000003252 repetitive effect Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 206010070834 Sensitisation Diseases 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 230000009931 harmful effect Effects 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000008313 sensitization Effects 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000005238 degreasing Methods 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 229910001651 emery Inorganic materials 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000004299 exfoliation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000004584 weight gain Effects 0.000 description 2
- 235000019786 weight gain Nutrition 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000013142 basic testing Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910001068 laves phase Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
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Abstract
Description
도 2 는 열피로 시험에 있어서의 온도, 구속 조건 (restraint conditions) 을 설명하는 도면이다.
도 3 은 열피로 특성 (수명) 에 미치는 Cu 량의 영향을 설명하는 도면이다.
도 4 는 내연속 산화성 (산화 증량 (weight gain by oxidation)) 에 미치는 Ni 량의 영향을 설명하는 도면이다.
도 5 는 내반복 산화성 (산화 증량과 산화 스케일 박리 유무) 에 미치는 Ni 량의 영향을 설명하는 도면이다.
도 6 은 고온 피로 시험에 제공한 피로 시험편을 설명하는 도면이다.
도 7 은 고온 피로 특성 (파손 사이클수) 에 미치는 Al 량의 영향을 설명하는 도면이다.
Claims (3)
- 질량% 로, C : 0 % 초과 0.020 % 이하, Si : 0 % 초과 3.0 % 이하, Mn : 0 % 초과 3.0 % 이하, P : 0.040 % 이하, S : 0.030 % 이하, Cr : 10 ∼ 25 %, N : 0.020 % 이하, Nb : 0.005 ∼ 0.15 %, Al : 0.20 ∼ 3.0 %, Ti : 5 × (C % + N %) ∼ 0.5 %, Mo : 0.1 % 이하, W : 0.1 % 이하, Cu : 0.55 ∼ 2.0 %, B : 0.0002 ∼ 0.0050 %, Ni : 0.05 ∼ 1.0 % 를 함유하고, 잔부가 Fe 및 불가피적 불순물로 이루어지는 것을 특징으로 하는 페라이트계 스테인리스강. 여기서, 5 × (C % + N %) 중의 C %, N % 는 각 원소의 함유량 (질량%) 을 나타낸다.
- 제 1 항에 있어서,
추가로, 질량% 로, REM : 0.001 ∼ 0.08 %, Zr : 0.01 ∼ 0.5 %, V : 0.01 ∼ 0.5 %, Co : 0.01 ∼ 0.5 % 중에서 선택되는 1 종 이상을 함유하는 것을 특징으로 하는 페라이트계 스테인리스강. - 제 1 항 또는 제 2 항에 있어서,
추가로, 질량% 로 Ca : 0.0005 ∼ 0.0030 %, Mg : 0.0002 ∼ 0.0020 % 중에서 선택되는 1 종 이상을 함유하는 것을 특징으로 하는 페라이트계 스테인리스강.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2011-226505 | 2011-10-14 | ||
JP2011226505 | 2011-10-14 | ||
JP2012210443A JP5304935B2 (ja) | 2011-10-14 | 2012-09-25 | フェライト系ステンレス鋼 |
JPJP-P-2012-210443 | 2012-09-25 | ||
PCT/JP2012/006524 WO2013054524A1 (ja) | 2011-10-14 | 2012-10-11 | フェライト系ステンレス鋼 |
Publications (2)
Publication Number | Publication Date |
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KR20140068199A KR20140068199A (ko) | 2014-06-05 |
KR101554835B1 true KR101554835B1 (ko) | 2015-09-21 |
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KR1020147010082A Active KR101554835B1 (ko) | 2011-10-14 | 2012-10-11 | 페라이트계 스테인리스강 |
Country Status (9)
Country | Link |
---|---|
US (1) | US9290830B2 (ko) |
EP (1) | EP2767605B1 (ko) |
JP (1) | JP5304935B2 (ko) |
KR (1) | KR101554835B1 (ko) |
CN (1) | CN103874778A (ko) |
ES (1) | ES2613452T3 (ko) |
MY (1) | MY153634A (ko) |
TW (1) | TWI460291B (ko) |
WO (1) | WO2013054524A1 (ko) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5234214B2 (ja) * | 2011-10-14 | 2013-07-10 | Jfeスチール株式会社 | フェライト系ステンレス鋼 |
JP5304935B2 (ja) | 2011-10-14 | 2013-10-02 | Jfeスチール株式会社 | フェライト系ステンレス鋼 |
WO2014050016A1 (ja) * | 2012-09-25 | 2014-04-03 | Jfeスチール株式会社 | フェライト系ステンレス鋼 |
EP3064606B1 (en) * | 2013-11-01 | 2022-03-02 | NIPPON STEEL Stainless Steel Corporation | Ferritic stainless steel for use in fuel reformer and method of manufacturing ferritic stainless steel |
JP6639073B2 (ja) * | 2014-02-10 | 2020-02-05 | 日鉄日新製鋼株式会社 | ターボハウジングおよびその製造方法 |
EP3118341B1 (en) * | 2014-05-14 | 2019-12-18 | JFE Steel Corporation | Ferritic stainless steel |
KR101899229B1 (ko) | 2014-05-14 | 2018-09-14 | 제이에프이 스틸 가부시키가이샤 | 페라이트계 스테인리스강 |
JP6006759B2 (ja) * | 2014-07-29 | 2016-10-12 | 新日鐵住金ステンレス株式会社 | 燃料電池の燃料改質器用または燃料電池の熱交換器用フェライト系ステンレス鋼およびその製造方法 |
EP3176277B1 (en) * | 2014-07-29 | 2020-05-06 | Nippon Steel & Sumikin Stainless Steel Corporation | Ferritic stainless steel material for fuel cell, and method for producing same |
JP5902253B2 (ja) * | 2014-07-29 | 2016-04-13 | 新日鐵住金ステンレス株式会社 | 燃料電池用フェライト系ステンレス鋼およびその製造方法 |
JP6006893B2 (ja) * | 2016-01-25 | 2016-10-12 | 新日鐵住金ステンレス株式会社 | 燃料電池用フェライト系ステンレス鋼 |
JP6786418B2 (ja) * | 2016-03-17 | 2020-11-18 | 日鉄ステンレス株式会社 | ブレーキディスク用マルテンサイト系ステンレス鋼、およびブレーキディスク |
JP6190498B2 (ja) * | 2016-07-15 | 2017-08-30 | 新日鐵住金ステンレス株式会社 | フェライト系ステンレス鋼およびその製造方法 |
CN107686929A (zh) * | 2017-08-25 | 2018-02-13 | 苏州双金实业有限公司 | 一种新型铁素体不锈钢 |
JP6846445B2 (ja) * | 2019-03-13 | 2021-03-24 | 日鉄ステンレス株式会社 | 耐熱フェライト系ステンレス鋼板 |
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CN118829737A (zh) * | 2022-03-07 | 2024-10-22 | 日铁不锈钢株式会社 | 铁素体系不锈钢板和排气部件 |
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EP2767605B1 (en) | 2016-12-07 |
JP2013100595A (ja) | 2013-05-23 |
TW201326423A (zh) | 2013-07-01 |
US20140241931A1 (en) | 2014-08-28 |
CN103874778A (zh) | 2014-06-18 |
US9290830B2 (en) | 2016-03-22 |
KR20140068199A (ko) | 2014-06-05 |
JP5304935B2 (ja) | 2013-10-02 |
EP2767605A4 (en) | 2015-06-03 |
MY153634A (en) | 2015-03-03 |
WO2013054524A1 (ja) | 2013-04-18 |
TWI460291B (zh) | 2014-11-11 |
ES2613452T3 (es) | 2017-05-24 |
EP2767605A1 (en) | 2014-08-20 |
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