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MX2019008238A - Acero inoxidable dúplex y método para la producción del mismo. - Google Patents

Acero inoxidable dúplex y método para la producción del mismo.

Info

Publication number
MX2019008238A
MX2019008238A MX2019008238A MX2019008238A MX2019008238A MX 2019008238 A MX2019008238 A MX 2019008238A MX 2019008238 A MX2019008238 A MX 2019008238A MX 2019008238 A MX2019008238 A MX 2019008238A MX 2019008238 A MX2019008238 A MX 2019008238A
Authority
MX
Mexico
Prior art keywords
stainless steel
less
duplex stainless
producing same
sulfide stress
Prior art date
Application number
MX2019008238A
Other languages
English (en)
Inventor
Eguchi Kenichiro
Yuga Masao
Original Assignee
Jfe 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.)
Filing date
Publication date
Application filed by Jfe Steel Corp filed Critical Jfe Steel Corp
Publication of MX2019008238A publication Critical patent/MX2019008238A/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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • 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
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/085—Cooling or quenching
    • 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
    • C22C38/02—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
    • C22C38/04—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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • 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

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)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

En la presente se proporciona un acero inoxidable dúplex que tiene excelente resistencia a la corrosión por dióxido de carbono, excelente resistencia al agrietamiento por corrosión bajo tensión en presencia de sulfuros, y excelente resistencia al agrietamiento bajo tensión en presencia de sulfuros. El acero inoxidable dúplex contiene, en % en masa, C: 0.03% o menos, Si: 1.0% o menos, Mn: 0.10 a 1.5%, P: 0.030% o menos, S: 0.005% o menos, Cr: 20.0 a 30.0%, Ni: 5.0 a 10.0%, Mo: 2.0 a 5.0%, Cu: 2.0 a 6.0%, N: menos de 0.07%, por lo menos uno seleccionado de entre Al: 0.05 a 1.0%, Ti: 0.02 a 1.0%, y Nb: 0.02 a 1.0%, y el resto de Fe e impurezas inevitables, y tiene una estructura que es de 20 a 70% de fase de austenita, y de 30 a 80% de fase de ferrita en términos de una fracción de volumen.
MX2019008238A 2017-01-10 2017-12-20 Acero inoxidable dúplex y método para la producción del mismo. MX2019008238A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017001683 2017-01-10
PCT/JP2017/045748 WO2018131412A1 (ja) 2017-01-10 2017-12-20 二相ステンレス鋼およびその製造方法

Publications (1)

Publication Number Publication Date
MX2019008238A true MX2019008238A (es) 2019-09-13

Family

ID=62839835

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2019008238A MX2019008238A (es) 2017-01-10 2017-12-20 Acero inoxidable dúplex y método para la producción del mismo.

Country Status (8)

Country Link
US (1) US11655526B2 (es)
EP (1) EP3569725B1 (es)
JP (1) JP6369662B1 (es)
CN (1) CN110168124B (es)
AR (1) AR110821A1 (es)
BR (1) BR112019013808B1 (es)
MX (1) MX2019008238A (es)
WO (1) WO2018131412A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2019329105B2 (en) * 2018-08-31 2021-12-23 Jfe Steel Corporation Duplex Stainless Steel Seamless Pipe and Method for Manufacturing Same
AU2019389490B2 (en) 2018-11-30 2022-06-23 Jfe Steel Corporation Duplex Stainless Steel Seamless Pipe and Method for Manufacturing Same
EP3919634A4 (en) * 2019-01-30 2022-03-16 JFE Steel Corporation DUPLEX STAINLESS STEEL, SEAMLESS STEEL PIPE AND DUPLEX STAINLESS STEEL PRODUCTION METHOD
US12264376B2 (en) 2019-05-29 2025-04-01 Jfe Steel Corporation Duplex stainless steel and method for manufacturing same, and duplex stainless steel pipe
CN110923569B (zh) * 2019-11-11 2021-06-15 南京工程学院 核级高强度高耐晶间腐蚀的大截面不锈钢锻管及其制造方法
CN110983164A (zh) * 2019-12-31 2020-04-10 福州大学 一种微合金元素Nb强化的双相不锈钢及其制备方法
WO2021225103A1 (ja) * 2020-05-07 2021-11-11 日本製鉄株式会社 二相ステンレス継目無鋼管
WO2021246118A1 (ja) * 2020-06-02 2021-12-09 Ｊｆｅスチール株式会社 二相ステンレス鋼および二相ステンレス継目無鋼管
AR127220A1 (es) * 2021-10-04 2023-12-27 Nippon Steel Corp Material de acero inoxidable dúplex
JP7239085B1 (ja) * 2021-10-04 2023-03-14 日本製鉄株式会社 二相ステンレス鋼材
CN115652189B (zh) * 2022-08-23 2023-10-24 云南化铸科技有限责任公司 一种耐高温浓硫酸双相合金及其分酸器

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Also Published As

Publication number Publication date
CN110168124B (zh) 2021-07-23
AR110821A1 (es) 2019-05-08
JP6369662B1 (ja) 2018-08-08
EP3569725B1 (en) 2021-03-17
EP3569725A4 (en) 2019-11-20
WO2018131412A1 (ja) 2018-07-19
JPWO2018131412A1 (ja) 2019-01-17
BR112019013808A2 (pt) 2020-01-21
EP3569725A1 (en) 2019-11-20
CN110168124A (zh) 2019-08-23
BR112019013808B1 (pt) 2023-02-23
US20190352752A1 (en) 2019-11-21
US11655526B2 (en) 2023-05-23

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