EP3276028A4 - Tôle d'acier inoxydable ferritique-austénitique présentant une excellente résistance à la corrosion des faces d'extrémité cisaillées - Google Patents

Tôle d'acier inoxydable ferritique-austénitique présentant une excellente résistance à la corrosion des faces d'extrémité cisaillées Download PDF

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Publication number
EP3276028A4
EP3276028A4 EP16768525.4A EP16768525A EP3276028A4 EP 3276028 A4 EP3276028 A4 EP 3276028A4 EP 16768525 A EP16768525 A EP 16768525A EP 3276028 A4 EP3276028 A4 EP 3276028A4
Authority
EP
European Patent Office
Prior art keywords
ferrite
stainless steel
steel sheet
corrosion resistance
austenite stainless
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP16768525.4A
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German (de)
English (en)
Other versions
EP3276028A1 (fr
EP3276028B1 (fr
Inventor
Eiichiro Ishimaru
Masatomo Kawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Stainless Steel Corp
Original Assignee
Nippon Steel and Sumikin Stainless Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Publication of EP3276028A1 publication Critical patent/EP3276028A1/fr
Publication of EP3276028A4 publication Critical patent/EP3276028A4/fr
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Publication of EP3276028B1 publication Critical patent/EP3276028B1/fr
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Classifications

    • 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
    • C22C38/02—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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/04—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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • 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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
    • 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
    • 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
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP16768525.4A 2015-03-26 2016-03-14 Tôle d'acier inoxydable ferritique-austénitique présentant une excellente résistance à la corrosion des faces d'extrémité cisaillées Active EP3276028B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015065028 2015-03-26
PCT/JP2016/057967 WO2016152622A1 (fr) 2015-03-26 2016-03-14 Tôle d'acier inoxydable ferritique-austénitique présentant une excellente résistance à la corrosion des faces d'extrémité cisaillées

Publications (3)

Publication Number Publication Date
EP3276028A1 EP3276028A1 (fr) 2018-01-31
EP3276028A4 true EP3276028A4 (fr) 2018-08-08
EP3276028B1 EP3276028B1 (fr) 2020-01-15

Family

ID=56977344

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16768525.4A Active EP3276028B1 (fr) 2015-03-26 2016-03-14 Tôle d'acier inoxydable ferritique-austénitique présentant une excellente résistance à la corrosion des faces d'extrémité cisaillées

Country Status (7)

Country Link
EP (1) EP3276028B1 (fr)
JP (1) JP6379282B2 (fr)
KR (1) KR101973309B1 (fr)
CN (1) CN107429341B (fr)
ES (1) ES2773868T3 (fr)
TW (1) TWI654320B (fr)
WO (1) WO2016152622A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6895864B2 (ja) * 2016-10-06 2021-06-30 日鉄ステンレス株式会社 せん断加工面の耐食性に優れた二相ステンレス鋼、二相ステンレス鋼板及び二相ステンレス線状鋼材
JP6384638B1 (ja) * 2017-01-23 2018-09-05 Ｊｆｅスチール株式会社 フェライト・オーステナイト系二相ステンレス鋼板
JP7005396B2 (ja) * 2018-03-14 2022-01-21 日鉄ステンレス株式会社 自動車締結部品用フェライト・オーステナイト２相ステンレス鋼板
JP7266976B2 (ja) * 2018-07-27 2023-05-01 日鉄ステンレス株式会社 スポット溶接部の強度と耐食性に優れたフェライト・オーステナイト二相ステンレス鋼板及びその製造方法
JP7301218B2 (ja) * 2020-03-30 2023-06-30 日鉄ステンレス株式会社 オーステナイト系ステンレス鋼
JP7414616B2 (ja) * 2020-03-30 2024-01-16 日鉄ステンレス株式会社 建材用フェライト・オーステナイト二相ステンレス鋼板
JP7499621B2 (ja) 2020-06-23 2024-06-14 日鉄ステンレス株式会社 二相ステンレス鋼板および二相ステンレス鋼板の製造方法
TWI774241B (zh) * 2021-02-19 2022-08-11 日商日本製鐵股份有限公司 無方向性電磁鋼板用熱軋鋼板、無方向性電磁鋼板用熱軋鋼板之製造方法、及無方向性電磁鋼板之製造方法
CN113063707B (zh) * 2021-03-12 2023-04-18 浙江美力科技股份有限公司 回火屈氏体、马氏体组织的原奥氏体晶粒度的腐蚀方法
CN117701978A (zh) * 2023-11-27 2024-03-15 德龙钢铁有限公司 一种400MPa级光伏支架用钢材的生产方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011168838A (ja) * 2010-02-18 2011-09-01 Nippon Steel & Sumikin Stainless Steel Corp 真空容器用二相ステンレス鋼材とその製造方法
EP2684973A1 (fr) * 2011-03-09 2014-01-15 Nippon Steel & Sumikin Stainless Steel Corporation Acier inoxydable à deux phases qui présente une excellente résistance à la corrosion lors de la soudure
EP2770076A1 (fr) * 2011-10-21 2014-08-27 Nippon Steel & Sumikin Stainless Steel Corporation Acier inoxydable duplex, brame d'acier inoxydable duplex et matériau d'acier inoxydable duplex

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5375069A (en) 1976-12-14 1978-07-04 Nippon Chemical Ind Slowly available potashhglass fertilizer and method for producing same
JP4190993B2 (ja) 2003-09-17 2008-12-03 日新製鋼株式会社 耐隙間腐食性を改善したフェライト系ステンレス鋼板
JP4749881B2 (ja) 2005-02-15 2011-08-17 新日鐵住金ステンレス株式会社 耐すきま腐食性に優れたフェライト系ステンレス鋼
JP5375069B2 (ja) * 2008-12-15 2013-12-25 Ｊｆｅスチール株式会社 せん断端面の耐食性に優れるフェライト系ステンレス鋼板
JP2010137344A (ja) 2008-12-15 2010-06-24 Jfe Steel Corp せん断端面の耐食性に優れるフェライト系ステンレス鋼板のせん断方法
KR20120132691A (ko) * 2010-04-29 2012-12-07 오또꿈뿌 오와이제이 높은 성형성을 구비하는 페라이트-오스테나이트계 스테인리스 강의 제조 및 사용 방법
FI122657B (fi) * 2010-04-29 2012-05-15 Outokumpu Oy Menetelmä korkean muokattavuuden omaavan ferriittis-austeniittisen ruostumattoman teräksen valmistamiseksi ja hyödyntämiseksi
JP5329632B2 (ja) * 2011-10-21 2013-10-30 新日鐵住金ステンレス株式会社 二相ステンレス鋼、二相ステンレス鋼鋳片、および、二相ステンレス鋼鋼材

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011168838A (ja) * 2010-02-18 2011-09-01 Nippon Steel & Sumikin Stainless Steel Corp 真空容器用二相ステンレス鋼材とその製造方法
EP2684973A1 (fr) * 2011-03-09 2014-01-15 Nippon Steel & Sumikin Stainless Steel Corporation Acier inoxydable à deux phases qui présente une excellente résistance à la corrosion lors de la soudure
EP2770076A1 (fr) * 2011-10-21 2014-08-27 Nippon Steel & Sumikin Stainless Steel Corporation Acier inoxydable duplex, brame d'acier inoxydable duplex et matériau d'acier inoxydable duplex

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016152622A1 *

Also Published As

Publication number Publication date
EP3276028A1 (fr) 2018-01-31
CN107429341A (zh) 2017-12-01
WO2016152622A1 (fr) 2016-09-29
ES2773868T3 (es) 2020-07-15
KR101973309B1 (ko) 2019-04-26
JP6379282B2 (ja) 2018-08-22
EP3276028B1 (fr) 2020-01-15
TWI654320B (zh) 2019-03-21
KR20170115092A (ko) 2017-10-16
CN107429341B (zh) 2019-06-11
TW201641718A (zh) 2016-12-01
JPWO2016152622A1 (ja) 2017-12-07

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