MX2019007636A - Acero inoxidable ferritico con excelente resistencia y resistencia a la corrosion por acido, y metodo de fabricacion del mismo. - Google Patents

Acero inoxidable ferritico con excelente resistencia y resistencia a la corrosion por acido, y metodo de fabricacion del mismo.

Info

Publication number
MX2019007636A
MX2019007636A MX2019007636A MX2019007636A MX2019007636A MX 2019007636 A MX2019007636 A MX 2019007636A MX 2019007636 A MX2019007636 A MX 2019007636A MX 2019007636 A MX2019007636 A MX 2019007636A MX 2019007636 A MX2019007636 A MX 2019007636A
Authority
MX
Mexico
Prior art keywords
ferrite
stainless steel
based stainless
acid resistance
excellent strength
Prior art date
Application number
MX2019007636A
Other languages
English (en)
Inventor
Eon Park Ji
Nam PARK Mi
Original Assignee
Posco
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 filed Critical Posco
Publication of MX2019007636A publication Critical patent/MX2019007636A/es

Links

Classifications

    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment 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
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • 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
    • 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
    • C22C38/04—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
    • C22C38/18—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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials 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)

Abstract

Se proporciona un acero inoxidable ferrítico que tiene una excelente resistencia y resistencia a la corrosión por ácido y un método de fabricación del mismo. El acero inoxidable ferrítico de acuerdo con una modalidad de la presente descripción incluye, en % en peso, de 0.1% a 0.2% de carbono (C), de 0.005% a 0.05% de nitrógeno (N), de 0.01% a 0.5% de manganeso (Mn), de 12.0% a 19.0% de cromo, de 0.01% a 0.05% de níquel (Ni), de 0.3% a 1.5% de cobre (Cu), el resto de hierro (Fe) y otras impurezas inevitables, en donde un número de carburos que tienen un diámetro de 100 nm o más por unidad de área es de 50 es/100 µm2 a 200 ea/ 100 µm2.
MX2019007636A 2016-12-23 2017-12-06 Acero inoxidable ferritico con excelente resistencia y resistencia a la corrosion por acido, y metodo de fabricacion del mismo. MX2019007636A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160177454A KR101903182B1 (ko) 2016-12-23 2016-12-23 강도 및 내산성이 우수한 페라이트계 스테인리스강 및 이의 제조 방법
PCT/KR2017/014205 WO2018117489A1 (ko) 2016-12-23 2017-12-06 강도 및 내산성이 우수한 페라이트계 스테인리스강 및 이의 제조 방법

Publications (1)

Publication Number Publication Date
MX2019007636A true MX2019007636A (es) 2019-12-09

Family

ID=62626827

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2019007636A MX2019007636A (es) 2016-12-23 2017-12-06 Acero inoxidable ferritico con excelente resistencia y resistencia a la corrosion por acido, y metodo de fabricacion del mismo.

Country Status (6)

Country Link
US (1) US20200087745A1 (es)
JP (1) JP6894515B2 (es)
KR (1) KR101903182B1 (es)
CN (1) CN110199049B (es)
MX (1) MX2019007636A (es)
WO (1) WO2018117489A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102135158B1 (ko) * 2018-09-19 2020-07-17 주식회사 포스코 가공성과 고온강도가 우수한 페라이트계 스테인리스강 및 그 제조방법

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52108314A (en) * 1976-03-09 1977-09-10 Nippon Steel Corp Highly tough ferritic stainless steel having improved hydrogen-induced crack resistance
SE451465B (sv) * 1984-03-30 1987-10-12 Sandvik Steel Ab Ferrit-austenitiskt rostfritt stal mikrolegerat med molybden och koppar och anvendning av stalet
JPH01159319A (ja) * 1987-12-16 1989-06-22 Kawasaki Steel Corp 成形性の優れた高耐食フェライト系ステンレス鋼の製造方法
JPH05179357A (ja) * 1991-12-27 1993-07-20 Sumitomo Metal Ind Ltd フェライトステンレス冷延鋼板の製造方法
TW429270B (en) * 1996-03-15 2001-04-11 Ugine Sa Process for producing a ferritic stainless steel having an improved corrosion resistance, especially resistance to intergranular and pitting corrosion
JP2000178694A (ja) * 1998-12-09 2000-06-27 Nippon Steel Corp 表面性状と加工性に優れたフェライト系ステンレス鋼およびその製造方法
JP4285843B2 (ja) 1999-07-21 2009-06-24 新日鐵住金ステンレス株式会社 曲げ加工時の形状凍結性に優れたフェライト系ステンレス鋼とその製造方法
CN1226442C (zh) * 2002-11-18 2005-11-09 烨联钢铁股份有限公司 低镍含量的沃斯田铁系不锈钢
JP4082205B2 (ja) * 2002-12-20 2008-04-30 Ｊｆｅスチール株式会社 加工性および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
JP2007186764A (ja) * 2006-01-13 2007-07-26 Nisshin Steel Co Ltd フェライト系快削ステンレス鋼材
CN101008043B (zh) * 2006-01-27 2010-05-12 宝山钢铁股份有限公司 铁素体不锈钢的生产方法
JP2007211313A (ja) 2006-02-10 2007-08-23 Nippon Metal Ind Co Ltd 耐リジング性に優れたフェライト系ステンレス鋼とその製造方法
JP4915923B2 (ja) * 2007-02-09 2012-04-11 日立金属株式会社 耐酸性に優れたフェライト系ステンレス鋳鋼および鋳造部材
JP2011001564A (ja) * 2008-03-21 2011-01-06 Nisshin Steel Co Ltd 耐肌荒れ性に優れたフェライト系ステンレス鋼板及びその製造方法
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
JP5744575B2 (ja) * 2010-03-29 2015-07-08 新日鐵住金ステンレス株式会社 複相組織ステンレス鋼鋼板および鋼帯、製造方法
MX2015011523A (es) * 2013-03-14 2016-02-03 Nippon Steel & Sumitomo Metal Corp Placa de acero de alta firmeza con excelentes caracterisitacas de resistencia a la destruccion retardada y tenacidad a temperaturas bajas y elemento de alta firmeza manufacturado que usa la misma.
CN103643157B (zh) * 2013-11-26 2015-11-18 攀钢集团江油长城特殊钢有限公司 一种含铜铁素体不锈钢盘元及其制造方法

Also Published As

Publication number Publication date
JP2020509217A (ja) 2020-03-26
US20200087745A1 (en) 2020-03-19
CN110199049B (zh) 2021-07-09
JP6894515B2 (ja) 2021-06-30
CN110199049A (zh) 2019-09-03
KR20180073915A (ko) 2018-07-03
WO2018117489A1 (ko) 2018-06-28
KR101903182B1 (ko) 2018-10-01

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