CA2826893C - Duplex stainless steel - Google Patents

Duplex stainless steel Download PDF

Info

Publication number
CA2826893C
CA2826893C CA2826893A CA2826893A CA2826893C CA 2826893 C CA2826893 C CA 2826893C CA 2826893 A CA2826893 A CA 2826893A CA 2826893 A CA2826893 A CA 2826893A CA 2826893 C CA2826893 C CA 2826893C
Authority
CA
Canada
Prior art keywords
content
duplex stainless
stainless steel
steel
phase
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
CA2826893A
Other languages
English (en)
French (fr)
Other versions
CA2826893A1 (en
Inventor
Kenta Yamada
Hiroyuki Nagayama
Masahiko Hamada
Daisuke MOTOYA
Hisashi Amaya
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 CA2826893A1 publication Critical patent/CA2826893A1/en
Application granted granted Critical
Publication of CA2826893C publication Critical patent/CA2826893C/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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C21D8/02—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
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/54—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
    • C22C38/18—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
    • 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
    • C21D2211/004—Dispersions; Precipitations
    • 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
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/13—Modifying the physical properties of iron or steel by deformation by hot working

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)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
CA2826893A 2011-02-14 2012-02-10 Duplex stainless steel Expired - Fee Related CA2826893C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011028334 2011-02-14
JP2011-028334 2011-02-14
PCT/JP2012/053037 WO2012111537A1 (ja) 2011-02-14 2012-02-10 二相ステンレス鋼

Publications (2)

Publication Number Publication Date
CA2826893A1 CA2826893A1 (en) 2012-08-23
CA2826893C true CA2826893C (en) 2016-06-07

Family

ID=46672462

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2826893A Expired - Fee Related CA2826893C (en) 2011-02-14 2012-02-10 Duplex stainless steel

Country Status (9)

Country Link
US (1) US20130315776A1 (zh)
EP (1) EP2677056B1 (zh)
JP (1) JP5206904B2 (zh)
CN (1) CN103370435B (zh)
AU (1) AU2012218661B2 (zh)
BR (1) BR112013017647B1 (zh)
CA (1) CA2826893C (zh)
MX (1) MX351782B (zh)
WO (1) WO2012111537A1 (zh)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2010293591B2 (en) * 2009-09-10 2013-01-17 Nippon Steel Corporation Two-phase stainless steel
US9771628B2 (en) * 2011-02-14 2017-09-26 Nippon Steel & Sumitomo Metal Corporation Duplex stainless steel and production method therefor
JP5170351B1 (ja) * 2011-09-06 2013-03-27 新日鐵住金株式会社 二相ステンレス鋼
CN103938115A (zh) * 2014-03-03 2014-07-23 黄忠波 一种双相不锈钢合金材料
CN105986196A (zh) * 2015-03-05 2016-10-05 中国科学院金属研究所 一种耐微生物腐蚀的双相不锈钢
EP3418416B1 (en) * 2016-02-17 2020-12-02 Nippon Steel & Sumikin Stainless Steel Corporation Ferritic-austenitic two-phase stainless steel material and method for manufacturing same
US11066719B2 (en) 2016-06-01 2021-07-20 Nippon Steel Corporation Duplex stainless steel and method of manufacturing duplex stainless steel
EP3508596B1 (en) 2016-09-02 2022-03-30 JFE Steel Corporation Dual-phase stainless seamless steel pipe and method of production thereof
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
CN109648064B (zh) * 2019-01-25 2021-04-20 北京科技大学 一种超级奥氏体不锈钢凝固组织σ相变性的方法
JP6747628B1 (ja) * 2019-01-30 2020-08-26 Ｊｆｅスチール株式会社 二相ステンレス鋼、継目無鋼管、および二相ステンレス鋼の製造方法
US20220127707A1 (en) * 2019-04-24 2022-04-28 Nippon Steel Corporation Duplex stainless seamless steel pipe and method for producing duplex stainless seamless steel pipe
US20220228231A1 (en) * 2019-05-29 2022-07-21 Jfe Steel Corporation Duplex stainless steel and method for manufacturing same, and duplex stainless steel pipe
JP7173359B2 (ja) * 2019-08-19 2022-11-16 日本製鉄株式会社 二相ステンレス鋼材
EP4174205A1 (en) * 2020-06-30 2023-05-03 Nippon Steel Corporation Two-phase stainless steel pipe and welded fitting
CN113210420B (zh) * 2021-04-21 2022-12-06 鞍钢联众(广州)不锈钢有限公司 一种双相不锈钢钢卷及其制造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505972B1 (zh) * 1970-05-11 1975-03-10
JPS5340656A (en) * 1973-02-07 1978-04-13 Nippon Yakin Kogyo Co Ltd Electrode core wire provided for stainless steel welding
JPS5424364B2 (zh) * 1973-05-04 1979-08-21
JPS51117916A (en) * 1975-04-10 1976-10-16 Daido Steel Co Ltd Ferrite-austenite type two phase stainless steel
JPS55158256A (en) * 1979-05-29 1980-12-09 Daido Steel Co Ltd Ferritic-austenitic two-phase stainless steel
JP2790749B2 (ja) * 1992-03-27 1998-08-27 株式会社クボタ ドリル及びバイト加工性にすぐれる二相ステンレス鋼
JPH06184699A (ja) * 1992-12-17 1994-07-05 Kubota Corp 高腐食疲労強度ステンレス鋼
JP2881361B2 (ja) * 1992-12-17 1999-04-12 株式会社クボタ 高腐食疲労強度ステンレス鋼
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
JPH1060526A (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の製造方法
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
JP3534032B2 (ja) * 2000-02-03 2004-06-07 住友金属工業株式会社 ２相ステンレス鋼製鋼管の製造方法
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
JP4502131B2 (ja) * 2005-09-20 2010-07-14 住友金属工業株式会社 熱間加工性に優れた二相ステンレス鋼
MX2010005668A (es) * 2007-12-20 2010-06-03 Ati Properties Inc Acero inoxidable austenitico delgado resistente a la corrosion.
AU2010293591B2 (en) * 2009-09-10 2013-01-17 Nippon Steel Corporation Two-phase stainless steel

Also Published As

Publication number Publication date
EP2677056A1 (en) 2013-12-25
BR112013017647A2 (pt) 2016-12-20
EP2677056B1 (en) 2016-05-18
AU2012218661A1 (en) 2013-09-05
MX351782B (es) 2017-10-30
US20130315776A1 (en) 2013-11-28
EP2677056A4 (en) 2015-03-25
AU2012218661B2 (en) 2015-04-30
CN103370435A (zh) 2013-10-23
BR112013017647B1 (pt) 2019-03-26
JPWO2012111537A1 (ja) 2014-07-07
MX2013008518A (es) 2013-08-12
CA2826893A1 (en) 2012-08-23
CN103370435B (zh) 2016-04-20
WO2012111537A1 (ja) 2012-08-23
JP5206904B2 (ja) 2013-06-12

Similar Documents

Publication Publication Date Title
CA2826893C (en) Duplex stainless steel
CA2827103C (en) Welded joint of duplex stainless steel
CA2826880C (en) Duplex stainless steel and production method therefor
EP2476771B1 (en) Two-phase stainless steel
AU2012305447B2 (en) Two-phase stainless steel
WO2017208946A1 (ja) 二相ステンレス鋼及び二相ステンレス鋼の製造方法
CN110408842B (zh) 低温韧性优异的双相不锈钢
JP6780426B2 (ja) 二相ステンレス鋼

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20130808

MKLA Lapsed

Effective date: 20210210