FI3822384T3 - Parannetun lujuuden omaava austeniittinen ruostumaton teräs - Google Patents

Parannetun lujuuden omaava austeniittinen ruostumaton teräs Download PDF

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Publication number
FI3822384T3
FI3822384T3 FIEP19849274.6T FI19849274T FI3822384T3 FI 3822384 T3 FI3822384 T3 FI 3822384T3 FI 19849274 T FI19849274 T FI 19849274T FI 3822384 T3 FI3822384 T3 FI 3822384T3
Authority
FI
Finland
Prior art keywords
stainless steel
austenitic stainless
steel according
equation
following equation
Prior art date
Application number
FIEP19849274.6T
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Inventor
Jae-Hwa Lee
Gyu Jin Jo
Young Tae Kim
Original Assignee
Posco Holdings Inc
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.)
Filing date
Publication date
Application filed by Posco Holdings Inc filed Critical Posco Holdings Inc
Application granted granted Critical
Publication of FI3822384T3 publication Critical patent/FI3822384T3/fi

Links

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
    • 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
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • 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
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • 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
    • 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
    • C22C38/002—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
    • C22C38/02—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
    • C22C38/18—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
    • C22C38/54—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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
  • Materials For Medical Uses (AREA)
FIEP19849274.6T 2018-08-13 2019-08-08 Parannetun lujuuden omaava austeniittinen ruostumaton teräs FI3822384T3 (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020180094523A KR102160735B1 (ko) 2018-08-13 2018-08-13 강도가 향상된 오스테나이트계 스테인리스강
PCT/KR2019/009977 WO2020036370A1 (fr) 2018-08-13 2019-08-08 Acier inoxydable austénitique ayant une résistance améliorée

Publications (1)

Publication Number Publication Date
FI3822384T3 true FI3822384T3 (fi) 2023-03-20

Family

ID=69525604

Family Applications (1)

Application Number Title Priority Date Filing Date
FIEP19849274.6T FI3822384T3 (fi) 2018-08-13 2019-08-08 Parannetun lujuuden omaava austeniittinen ruostumaton teräs

Country Status (6)

Country Link
US (1) US20210292877A1 (fr)
EP (1) EP3822384B8 (fr)
KR (1) KR102160735B1 (fr)
CN (1) CN112789365B (fr)
FI (1) FI3822384T3 (fr)
WO (1) WO2020036370A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113151736A (zh) * 2021-01-28 2021-07-23 中航上大高温合金材料有限公司 一种耐腐蚀双相不锈钢及其制备方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1131472A1 (fr) * 1998-11-02 2001-09-12 Crs Holdings, Inc. Acier inoxydable austenitique cr-mn-ni-cu
JP3696552B2 (ja) * 2001-04-12 2005-09-21 日新製鋼株式会社 加工性，冷間鍛造性に優れた軟質ステンレス鋼板
KR20090005252A (ko) * 2004-01-29 2009-01-12 제이에프이 스틸 가부시키가이샤 오스테나이트·페라이트계 스테인레스 강
CN101903549B (zh) * 2007-12-20 2013-05-08 Ati资产公司 耐腐蚀的低组分奥氏体不锈钢
US8337749B2 (en) * 2007-12-20 2012-12-25 Ati Properties, Inc. Lean austenitic stainless steel
KR101056235B1 (ko) * 2008-11-25 2011-08-11 주식회사 포스코 오스테나이트계 스테인리스강 냉연제품의 재질특성 예측방법
SE533635C2 (sv) * 2009-01-30 2010-11-16 Sandvik Intellectual Property Austenitisk rostfri stållegering med låg nickelhalt, samt artikel därav
KR20120132691A (ko) * 2010-04-29 2012-12-07 오또꿈뿌 오와이제이 높은 성형성을 구비하는 페라이트-오스테나이트계 스테인리스 강의 제조 및 사용 방법
EP2770076B1 (fr) * 2011-10-21 2019-12-04 Nippon Steel & Sumikin Stainless Steel Corporation Acier inoxydable duplex, brame d'acier inoxydable duplex et matériau d'acier inoxydable duplex
CN104379773B (zh) * 2012-01-20 2017-09-12 索罗不锈有限责任公司 奥氏体不锈钢产品及其制造方法
JP2014001422A (ja) * 2012-06-18 2014-01-09 Nippon Steel & Sumitomo Metal オーステナイト系ステンレス鋼板およびその製造方法
CN103627970A (zh) * 2013-10-30 2014-03-12 振石集团东方特钢股份有限公司 一种含钒奥氏体不锈钢
FI125105B (en) * 2013-11-04 2015-06-15 Outokumpu Oy Grain boundary corrosion resistant austenitic stainless steel and method for its production
KR20150074697A (ko) * 2013-12-24 2015-07-02 주식회사 포스코 저 니켈 함유 스테인리스강
JP6438253B2 (ja) * 2014-09-26 2018-12-12 エア・ウォーターＮｖ株式会社 遊技用鋼球およびその製造方法
JP6763759B2 (ja) * 2015-11-20 2020-09-30 日本精線株式会社 磁気特性に優れた二相系のステンレス鋼線、及び篩用、ネットコンベア用又はフィルタ用の磁性金網製品
KR101952808B1 (ko) * 2017-08-22 2019-02-28 주식회사포스코 열간가공성 및 내수소취성이 우수한 저Ni 오스테나이트계 스테인리스강

Also Published As

Publication number Publication date
EP3822384B8 (fr) 2023-02-22
CN112789365A (zh) 2021-05-11
EP3822384A4 (fr) 2021-09-01
CN112789365B (zh) 2022-09-27
KR102160735B1 (ko) 2020-09-28
KR20200018995A (ko) 2020-02-21
US20210292877A1 (en) 2021-09-23
WO2020036370A1 (fr) 2020-02-20
EP3822384A1 (fr) 2021-05-19
EP3822384B1 (fr) 2023-01-18

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