CA2770378C - Duplex stainless steel - Google Patents

Duplex stainless steel Download PDF

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Publication number
CA2770378C
CA2770378C CA2770378A CA2770378A CA2770378C CA 2770378 C CA2770378 C CA 2770378C CA 2770378 A CA2770378 A CA 2770378A CA 2770378 A CA2770378 A CA 2770378A CA 2770378 C CA2770378 C CA 2770378C
Authority
CA
Canada
Prior art keywords
less
duplex stainless
stainless steel
content
mass
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA2770378A
Other languages
English (en)
French (fr)
Other versions
CA2770378A1 (en
Inventor
Hisashi Amaya
Hideki Takabe
Kazuhiro Ogawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel and Sumitomo Metal 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 Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of CA2770378A1 publication Critical patent/CA2770378A1/en
Application granted granted Critical
Publication of CA2770378C publication Critical patent/CA2770378C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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)
CA2770378A 2009-09-10 2010-09-01 Duplex stainless steel Expired - Fee Related CA2770378C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009209160 2009-09-10
JP2009-209160 2009-09-10
PCT/JP2010/064953 WO2011030709A1 (ja) 2009-09-10 2010-09-01 二相ステンレス鋼

Publications (2)

Publication Number Publication Date
CA2770378A1 CA2770378A1 (en) 2011-03-17
CA2770378C true CA2770378C (en) 2014-02-18

Family

ID=43732382

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2770378A Expired - Fee Related CA2770378C (en) 2009-09-10 2010-09-01 Duplex stainless steel

Country Status (10)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012111536A1 (ja) * 2011-02-14 2012-08-23 住友金属工業株式会社 二相ステンレス鋼およびその製造方法
BR112013017647B1 (pt) * 2011-02-14 2019-03-26 Nippon Steel & Sumitomo Metal Corporation Aço inoxidável duplex para uso em linhas de tubulação
US10000832B2 (en) 2011-09-06 2018-06-19 Nippon Steel & Sumitomo Metal Corporation Duplex stainless steel
WO2013146860A1 (ja) * 2012-03-30 2013-10-03 新日鐵住金株式会社 溶接継手の製造方法及び溶接継手
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
JP6693561B2 (ja) 2016-06-01 2020-05-13 日本製鉄株式会社 二相ステンレス鋼及び二相ステンレス鋼の製造方法
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
JP3271262B2 (ja) * 1994-12-16 2002-04-02 住友金属工業株式会社 耐食性にすぐれた二相ステンレス鋼
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
WO2012111536A1 (ja) * 2011-02-14 2012-08-23 住友金属工業株式会社 二相ステンレス鋼およびその製造方法
BR112013017647B1 (pt) * 2011-02-14 2019-03-26 Nippon Steel & Sumitomo Metal Corporation Aço inoxidável duplex para uso em linhas de tubulação

Also Published As

Publication number Publication date
WO2011030709A1 (ja) 2011-03-17
BR112012005005A2 (pt) 2016-05-03
IN2012DN01250A (enrdf_load_stackoverflow) 2015-05-15
AU2010293591B2 (en) 2013-01-17
AU2010293591A1 (en) 2012-03-01
EP2476771B1 (en) 2015-03-04
EP2476771A4 (en) 2014-07-23
EP2476771A1 (en) 2012-07-18
US20120177529A1 (en) 2012-07-12
BR112012005005B1 (pt) 2023-01-24
JP4640536B1 (ja) 2011-03-02
CN102482746A (zh) 2012-05-30
MX2012002870A (es) 2012-04-20
CA2770378A1 (en) 2011-03-17
JPWO2011030709A1 (ja) 2013-02-07
EP2902525A1 (en) 2015-08-05
CN102482746B (zh) 2016-06-22
MX352395B (es) 2017-11-22
EP2902525B1 (en) 2016-05-11

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Effective date: 20210901