MX2019006916A - Acero inoxidable ferritico para un sistema de escape de automoviles con mejor resistencia al calor y resistencia a la corrosion de condensado, y un metodo para la fabricacion del mismo. - Google Patents

Acero inoxidable ferritico para un sistema de escape de automoviles con mejor resistencia al calor y resistencia a la corrosion de condensado, y un metodo para la fabricacion del mismo.

Info

Publication number
MX2019006916A
MX2019006916A MX2019006916A MX2019006916A MX2019006916A MX 2019006916 A MX2019006916 A MX 2019006916A MX 2019006916 A MX2019006916 A MX 2019006916A MX 2019006916 A MX2019006916 A MX 2019006916A MX 2019006916 A MX2019006916 A MX 2019006916A
Authority
MX
Mexico
Prior art keywords
stainless steel
less
ferritic stainless
manufacturing
condensed water
Prior art date
Application number
MX2019006916A
Other languages
English (en)
Inventor
Joon Kim Hyung
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 MX2019006916A publication Critical patent/MX2019006916A/es

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
    • C22C38/02—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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/012—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of aluminium or an aluminium alloy
    • 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
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • 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
    • 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
    • C22C38/04—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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/16—Selection of particular materials
    • 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)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Exhaust Silencers (AREA)
  • Coating With Molten Metal (AREA)

Abstract

Se proporciona un acero inoxidable ferrítico para sistemas de escape automotriz con mejor resistencia al calor y resistencia a la corrosión de condensado, y un método para la fabricación del mismo. El acero inoxidable ferrítico de acuerdo con una modalidad ejemplar de la presente invención incluye un material de base de acero inoxidable que comprende, en % en peso, C: 0.01% o menos, Si: 0.5 a 1.0%, Mn: 0.5% o menos, P: 0.035% o menos, S: 0.01% o menos, Cr: 11 a 18%, N: 0.013% o menos, Ti: 0.15 a 0.5%, Sn: 0.03 a 0.5%, y el resto de Fe y otras impurezas inevitables, así como una capa chapada en Al formada en el material de base de acero inoxidable, en donde el acero inoxidable ferrítico comprende un compuesto de recubrimiento que comprende (Al19FeMnSi2)5,31 (Aluminio-Hierro-Siliciuro de Manganeso) en una interfaz entre el material de base de acero inoxidable y la capa chapada en Al.
MX2019006916A 2016-12-13 2017-11-27 Acero inoxidable ferritico para un sistema de escape de automoviles con mejor resistencia al calor y resistencia a la corrosion de condensado, y un metodo para la fabricacion del mismo. MX2019006916A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160169695A KR101844577B1 (ko) 2016-12-13 2016-12-13 내열성 및 내응축수 부식성이 개선된 자동차 배기계용 페라이트계 스테인리스강 및 이의 제조 방법
PCT/KR2017/013589 WO2018110858A1 (ko) 2016-12-13 2017-11-27 내열성 및 내응축수 부식성이 개선된 자동차 배기계용 페라이트계 스테인리스강 및 이의 제조 방법

Publications (1)

Publication Number Publication Date
MX2019006916A true MX2019006916A (es) 2019-11-12

Family

ID=61973421

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2019006916A MX2019006916A (es) 2016-12-13 2017-11-27 Acero inoxidable ferritico para un sistema de escape de automoviles con mejor resistencia al calor y resistencia a la corrosion de condensado, y un metodo para la fabricacion del mismo.

Country Status (7)

Country Link
US (1) US11414732B2 (es)
EP (1) EP3556897A4 (es)
KR (1) KR101844577B1 (es)
CN (1) CN110073025B (es)
CA (1) CA3046945C (es)
MX (1) MX2019006916A (es)
WO (1) WO2018110858A1 (es)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4390962B2 (ja) * 2000-04-04 2009-12-24 新日鐵住金ステンレス株式会社 表面特性及び耐食性に優れた高純度フェライト系ステンレス鋼
KR101179408B1 (ko) 2006-05-09 2012-09-04 닛폰 스틸 앤드 스미킨 스테인레스 스틸 코포레이션 내간극 부식성이 우수한 페라이트계 스테인리스 강
JP4924775B2 (ja) * 2010-01-18 2012-04-25 住友金属工業株式会社 溶接変形が小さく耐食性に優れた鋼板
JP5586279B2 (ja) 2010-03-15 2014-09-10 新日鐵住金ステンレス株式会社 自動車排気系部材用フェライト系ステンレス鋼
KR20120063793A (ko) 2010-12-08 2012-06-18 주식회사 포스코 가공성이 우수한 페라이트계 스테인레스강
KR20130074220A (ko) 2011-12-26 2013-07-04 주식회사 포스코 내식성이 우수한 알루미늄 도금 스테인리스강 및 그의 제조방법
KR101485643B1 (ko) 2012-12-26 2015-01-22 주식회사 포스코 고온 내산화 및 내응축수 부식특성이 우수한 자동차 배기계용 알루미늄 도금 스테인리스강 및 그 제조방법
US10138796B2 (en) * 2012-12-24 2018-11-27 Posco Ferritic stainless steel for automotive exhaust system, which have excellent corrosion resistance against condensate, moldability, and high-temperature oxidation resistance, and method for manufacturing same
JP6106450B2 (ja) 2013-02-12 2017-03-29 新日鐵住金ステンレス株式会社 耐テンパーカラー性と加工性に優れた高純度フェライト系ステンレス鋼板およびその製造方法

Also Published As

Publication number Publication date
CA3046945A1 (en) 2018-06-21
EP3556897A1 (en) 2019-10-23
CN110073025A (zh) 2019-07-30
EP3556897A4 (en) 2019-11-13
US11414732B2 (en) 2022-08-16
CN110073025B (zh) 2021-12-14
WO2018110858A1 (ko) 2018-06-21
KR101844577B1 (ko) 2018-04-03
CA3046945C (en) 2021-11-23
US20200080174A1 (en) 2020-03-12

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