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MX2012002870A - Acero inoxidable duplex. - Google Patents

Acero inoxidable duplex.

Info

Publication number
MX2012002870A
MX2012002870A MX2012002870A MX2012002870A MX2012002870A MX 2012002870 A MX2012002870 A MX 2012002870A MX 2012002870 A MX2012002870 A MX 2012002870A MX 2012002870 A MX2012002870 A MX 2012002870A MX 2012002870 A MX2012002870 A MX 2012002870A
Authority
MX
Mexico
Prior art keywords
mass
less
stainless steel
phase stainless
formula
Prior art date
Application number
MX2012002870A
Other languages
English (en)
Inventor
Hisashi Amaya
Hideki Takabe
Kazuhiro Ogawa
Original Assignee
Sumitomo Metal Ind
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 Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Publication of MX2012002870A publication Critical patent/MX2012002870A/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
    • C22C38/18—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
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • 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
    • C22C38/02—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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Arc Welding In General (AREA)

Abstract

Proporcionar un acero inoxidable dúplex excelente en soldabilidad durante soldeo con gran carga calórica y excelente resistencia a la fisuración por corrosión por esfuerzos latentes en un ambiente de cloruro que contiene gases corrosivos asociados. Un acero inoxidable dúplex tiene una composición química que consta de, por masa %, de C: 0.03% o menos, Si: 0.2 a 1%, Mn: 5.0% o menos, P: 0.040% o menos S: 0.010% o menos, Al. sol: 0.040% o menos, Ni: 4 a 8%, Cr: 20 a 28%, Mo: 0.5 a 2.0%, Cu: más que 2.0% y 4.0% o menos y N: 0.1 a 0.35%, y opcionalmente contiene uno o más de los seleccionados entre y, Ca, Mg, B y un metal de piedras raras, siendo el residual Fe e impurezas; en donde el acero inoxidable dúplex cumple con las relaciones de las siguientes fórmulas (1) y (2): 2.2Cr + 7Mo + 3Cu > 66 (1) Cr + 11Mo + 10Ni < 12 (Cu + 30N) (2) en donde los símbolos de los elementos de las fórmulas (1) y (2) representan respectivamente el contenido (unidad: masa %) de los elementos en el acero.
MX2012002870A 2009-09-10 2010-09-01 Acero inoxidable duplex. MX2012002870A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009209160 2009-09-10
PCT/JP2010/064953 WO2011030709A1 (ja) 2009-09-10 2010-09-01 二相ステンレス鋼

Publications (1)

Publication Number Publication Date
MX2012002870A true MX2012002870A (es) 2012-04-20

Family

ID=43732382

Family Applications (2)

Application Number Title Priority Date Filing Date
MX2012002870A MX2012002870A (es) 2009-09-10 2010-09-01 Acero inoxidable duplex.
MX2015002455A MX352395B (es) 2009-09-10 2012-03-08 Tuberia de acero inoxidable duplex y su uso.

Family Applications After (1)

Application Number Title Priority Date Filing Date
MX2015002455A MX352395B (es) 2009-09-10 2012-03-08 Tuberia de acero inoxidable duplex y su uso.

Country Status (10)

Country Link
US (1) US20120177529A1 (es)
EP (2) EP2902525B1 (es)
JP (1) JP4640536B1 (es)
CN (1) CN102482746B (es)
AU (1) AU2010293591B2 (es)
BR (1) BR112012005005B1 (es)
CA (1) CA2770378C (es)
IN (1) IN2012DN01250A (es)
MX (2) MX2012002870A (es)
WO (1) WO2011030709A1 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2826893C (en) * 2011-02-14 2016-06-07 Nippon Steel & Sumitomo Metal Corporation Duplex stainless steel
ES2795753T3 (es) * 2011-02-14 2020-11-24 Nippon Steel Corp Placa o tubería de acero inoxidable dúplex y proceso de producción de las mismas
CN103781931B (zh) * 2011-09-06 2016-06-22 新日铁住金株式会社 双相不锈钢
CA2867673C (en) * 2012-03-30 2017-06-06 Nippon Steel & Sumitomo Metal Corporation Process for producing welded joint, and welded joint
CN103014549B (zh) * 2012-12-26 2015-11-18 振石集团东方特钢股份有限公司 一种高性能双相不锈钢及其加工方法
CN103602915B (zh) * 2013-11-22 2015-11-18 山东建筑大学 高碳高铬双相不锈钢
AU2017274993B2 (en) 2016-06-01 2019-09-12 Nippon Steel Corporation Duplex stainless steel and duplex stainless steel manufacturing method
JP6780426B2 (ja) * 2016-10-06 2020-11-04 日本製鉄株式会社 二相ステンレス鋼
JP6946737B2 (ja) * 2017-05-18 2021-10-06 日本製鉄株式会社 二相ステンレス鋼材及びその製造方法
CN107829029B (zh) * 2017-11-10 2020-02-07 洛阳双瑞特种装备有限公司 一种ZG022Cr22Ni5Mo3N材质双相不锈钢冶炼工艺方法
CN115584443A (zh) * 2021-07-05 2023-01-10 中国石油天然气集团有限公司 一种含铜抗菌双相不锈钢连续管及加工方法
JP2023151344A (ja) * 2022-03-31 2023-10-16 日鉄ステンレス株式会社 粗製リン酸による耐変色性に優れる二相ステンレス鋼およびそれを使用した粗製リン酸用構造物

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55158256A (en) * 1979-05-29 1980-12-09 Daido Steel Co Ltd Ferritic-austenitic two-phase stainless steel
CA1214667A (en) * 1983-01-05 1986-12-02 Terry A. Debold Duplex alloy
US4740254A (en) * 1984-08-06 1988-04-26 Sandusky Foundry & Machine Co. Pitting resistant duplex stainless steel alloy
US4604887A (en) * 1984-11-30 1986-08-12 Kawasaki Steel Corporation Duplex stainless steel seamless pipe and a method for producing the same
US4816085A (en) * 1987-08-14 1989-03-28 Haynes International, Inc. Tough weldable duplex stainless steel wire
JP3155431B2 (ja) * 1994-10-26 2001-04-09 株式会社安来製作所 ２相ステンレス鋳造部材およびその製造方法
KR100216683B1 (ko) * 1994-12-16 1999-09-01 고지마 마타오 내식성이 우수한 2상 스테인레스강
JPH1060598A (ja) * 1996-08-19 1998-03-03 Nkk Corp 耐海水性用析出強化型二相ステンレス鋼
US6033497A (en) * 1997-09-05 2000-03-07 Sandusky International, Inc. Pitting resistant duplex stainless steel alloy with improved machinability and method of making thereof
JP2000313940A (ja) * 1999-04-27 2000-11-14 Sumitomo Metal Ind Ltd 二相ステンレス鋼材およびその製造方法
SE513247C2 (sv) * 1999-06-29 2000-08-07 Sandvik Ab Ferrit-austenitisk stållegering
JP2003171743A (ja) 2001-12-06 2003-06-20 Aichi Steel Works Ltd 強度、靭性、耐海水性の優れた二相ステンレス鋼及びその製造方法
JP2004277767A (ja) * 2003-03-13 2004-10-07 Nisshin Steel Co Ltd 自動車の給油管および燃料タンク用オーステナイト系ステンレス鋼並びに自動車の給油管および燃料タンク
JP4915121B2 (ja) * 2006-03-31 2012-04-11 住友金属工業株式会社 二相ステンレス鋼継目無管の製造方法
JP5072285B2 (ja) * 2006-08-08 2012-11-14 新日鐵住金ステンレス株式会社 二相ステンレス鋼
JP5171197B2 (ja) * 2007-10-10 2013-03-27 新日鐵住金ステンレス株式会社 冷間鍛造性に優れた高強度・高耐食ボルト用２相ステンレス鋼線材、鋼線およびボルト並びにその製造方法
ES2795753T3 (es) * 2011-02-14 2020-11-24 Nippon Steel Corp Placa o tubería de acero inoxidable dúplex y proceso de producción de las mismas
CA2826893C (en) * 2011-02-14 2016-06-07 Nippon Steel & Sumitomo Metal Corporation Duplex stainless steel

Also Published As

Publication number Publication date
MX352395B (es) 2017-11-22
CA2770378C (en) 2014-02-18
CN102482746A (zh) 2012-05-30
EP2476771B1 (en) 2015-03-04
BR112012005005A2 (pt) 2016-05-03
BR112012005005B1 (pt) 2023-01-24
EP2902525A1 (en) 2015-08-05
EP2476771A1 (en) 2012-07-18
US20120177529A1 (en) 2012-07-12
EP2902525B1 (en) 2016-05-11
JP4640536B1 (ja) 2011-03-02
AU2010293591A1 (en) 2012-03-01
AU2010293591B2 (en) 2013-01-17
IN2012DN01250A (es) 2015-05-15
CA2770378A1 (en) 2011-03-17
JPWO2011030709A1 (ja) 2013-02-07
EP2476771A4 (en) 2014-07-23
WO2011030709A1 (ja) 2011-03-17
CN102482746B (zh) 2016-06-22

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