EP2947169A4 - DUPLEX STAINLESS STEEL MATERIAL AND DUPLEX STAINLESS STEEL TUBE - Google Patents

DUPLEX STAINLESS STEEL MATERIAL AND DUPLEX STAINLESS STEEL TUBE

Info

Publication number
EP2947169A4
EP2947169A4 EP14741060.9A EP14741060A EP2947169A4 EP 2947169 A4 EP2947169 A4 EP 2947169A4 EP 14741060 A EP14741060 A EP 14741060A EP 2947169 A4 EP2947169 A4 EP 2947169A4
Authority
EP
European Patent Office
Prior art keywords
stainless steel
duplex stainless
steel pipe
steel material
pipe
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.)
Withdrawn
Application number
EP14741060.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2947169A1 (en
Inventor
Junichiro Kinugasa
Natsuki Nishizawa
Hiroaki Nii
Toshiki Sato
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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
Priority claimed from JP2013004891A external-priority patent/JP5890330B2/ja
Priority claimed from JP2013043250A external-priority patent/JP5890342B2/ja
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of EP2947169A1 publication Critical patent/EP2947169A1/en
Publication of EP2947169A4 publication Critical patent/EP2947169A4/en
Withdrawn legal-status Critical Current

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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • 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
    • C22C38/004—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
    • 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
    • C22C38/46—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
    • C22C38/58—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
    • 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
EP14741060.9A 2013-01-15 2014-01-10 DUPLEX STAINLESS STEEL MATERIAL AND DUPLEX STAINLESS STEEL TUBE Withdrawn EP2947169A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2013004891A JP5890330B2 (ja) 2013-01-15 2013-01-15 二相ステンレス鋼材および二相ステンレス鋼管
JP2013043250A JP5890342B2 (ja) 2013-03-05 2013-03-05 二相系ステンレス鋼材および二相系ステンレス鋼管
JP2013229754 2013-11-05
PCT/JP2014/050363 WO2014112445A1 (ja) 2013-01-15 2014-01-10 二相ステンレス鋼材および二相ステンレス鋼管

Publications (2)

Publication Number Publication Date
EP2947169A1 EP2947169A1 (en) 2015-11-25
EP2947169A4 true EP2947169A4 (en) 2016-12-21

Family

ID=51209535

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14741060.9A Withdrawn EP2947169A4 (en) 2013-01-15 2014-01-10 DUPLEX STAINLESS STEEL MATERIAL AND DUPLEX STAINLESS STEEL TUBE

Country Status (5)

Country Link
US (1) US20150354038A1 (zh)
EP (1) EP2947169A4 (zh)
KR (1) KR101702252B1 (zh)
CN (1) CN104919072B (zh)
WO (1) WO2014112445A1 (zh)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6247194B2 (ja) * 2014-10-29 2017-12-13 株式会社神戸製鋼所 二相ステンレス鋼材および二相ステンレス鋼管
JP6247196B2 (ja) * 2014-11-11 2017-12-13 株式会社神戸製鋼所 二相ステンレス鋼材および二相ステンレス鋼管
TWI529253B (zh) * 2015-02-17 2016-04-11 國立清華大學 含鍺肥粒鐵不銹鋼
JP2017095794A (ja) * 2015-11-17 2017-06-01 株式会社神戸製鋼所 二相ステンレス鋼材および二相ステンレス鋼管
CN106282806A (zh) * 2016-08-12 2017-01-04 安徽祥宇钢业集团有限公司 一种含纳米钡的不锈钢管及其制备方法
CN109642282B (zh) * 2016-09-02 2021-10-01 杰富意钢铁株式会社 双相不锈钢及其制造方法
TWI655303B (zh) * 2016-10-19 2019-04-01 國立清華大學 含鍺不銹鋼
EP3333275B1 (en) * 2016-12-07 2020-11-11 Höganäs AB (publ) Stainless steel powder for producing sintered duplex stainless steel
CN106702264A (zh) * 2016-12-13 2017-05-24 苏州赛斯德工程设备有限公司 一种高强度双相不锈钢及其热处理工艺
CA3045542A1 (en) * 2016-12-21 2018-06-28 Sandvik Intellectual Property Ab Use of a duplex stainless steel object
CN106949318A (zh) * 2017-03-22 2017-07-14 南通盛立德金属材料科技有限公司 一种奥氏体型耐酸不锈钢管
US11512374B2 (en) * 2017-03-30 2022-11-29 Nippon Steel Stainless Steel Corporation Duplex stainless steel and manufacturing method thereof
CN107988556A (zh) * 2017-11-30 2018-05-04 振石集团东方特钢有限公司 一种新型含锡双相不锈钢
WO2020034050A1 (zh) * 2018-08-14 2020-02-20 杰森能源技术有限公司 一种高频感应焊高合金耐腐蚀连续油管及其制备方法
US20230077573A1 (en) * 2020-02-27 2023-03-16 Nippon Steel Stainless Steel Corporation Stainless steel for metal foils, stainless steel foil, and methods for producing them
CN112207510A (zh) * 2020-09-14 2021-01-12 襄阳顺特阳光科技有限公司 一种不锈钢中冷进气管的加工方法
CN116377321A (zh) * 2023-03-24 2023-07-04 鞍钢股份有限公司 一种无铁素体的超纯净尿素级奥氏体不锈钢板及制备方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5258013A (en) * 1975-11-08 1977-05-13 Daido Steel Co Ltd Ferriteeaustenitic stainless cast steel
EP0455625A1 (de) * 1990-05-03 1991-11-06 BÖHLER Edelstahl GmbH Hochfeste korrosionsbeständige Duplexlegierung
EP0594935A1 (en) * 1992-10-27 1994-05-04 DALMINE S.p.A. Highly mechanical and corrosion resistant stainless steel and relevant treatment process
JPH06145903A (ja) * 1992-11-05 1994-05-27 Kubota Corp 高腐食疲労強度ステンレス鋼
JPH08170153A (ja) * 1994-12-19 1996-07-02 Sumitomo Metal Ind Ltd 高耐食性２相ステンレス鋼
EP0818552A2 (de) * 1996-07-13 1998-01-14 Schmidt + Clemens GmbH + Co. Rostfreie ferritisch-austenitische Gussstahllegierung
EP0897018A1 (de) * 1997-08-13 1999-02-17 BÖHLER Edelstahl GmbH Duplexstahl mit hoher Festigkeit und Korrosionsbeständigkeit
EP1803832A1 (en) * 2002-03-25 2007-07-04 Park, Yong Soo High-grade duplex stainless steeel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance, embrittlement resistance, castability and hot workability
WO2012121380A1 (ja) * 2011-03-09 2012-09-13 新日鐵住金ステンレス株式会社 溶接部耐食性に優れた二相ステンレス鋼

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JPS61157626A (ja) 1984-12-29 1986-07-17 Nippon Kokan Kk <Nkk> フエライト・オ−ステナイト２相ステンレス鋼の製造方法
JPS63157838A (ja) 1986-12-18 1988-06-30 Kawasaki Steel Corp 耐隙間腐食性に優れる２相ステンレス鋼
JPH03291358A (ja) 1990-04-09 1991-12-20 Sumitomo Metal Ind Ltd 靭性と熱間加工性に優れた二相ステンレス鋼およびその製造方法
JP2500162B2 (ja) 1991-11-11 1996-05-29 住友金属工業株式会社 耐食性に優れた高強度二相ステンレス鋼
JP3369570B2 (ja) * 1994-01-26 2003-01-20 川崎製鉄株式会社 耐食性に優れるステンレス鋼板の製造方法
SE524951C2 (sv) * 2001-09-02 2004-10-26 Sandvik Ab Användning av en duplex rostfri stållegering
KR100661328B1 (ko) 2003-08-07 2006-12-27 수미도모 메탈 인더스트리즈, 리미티드 2상 스테인레스강 및 그 제조 방법
JP4852857B2 (ja) 2004-03-16 2012-01-11 Ｊｆｅスチール株式会社 張り出し成形性と耐隙間部腐食性が優れたフェライト・オーステナイト系ステンレス鋼板
CN102041457B (zh) * 2009-10-20 2012-10-10 宝山钢铁股份有限公司 一种奥氏体不锈钢
JP5814005B2 (ja) 2011-06-21 2015-11-17 芝浦メカトロニクス株式会社 ヒータユニット、ファンフィルタユニット及び基板処理装置
JP2013043250A (ja) 2011-08-24 2013-03-04 Panasonic Corp ロボットアームの制御装置及び制御方法、ロボット、制御プログラム、並びに、集積電子回路
JP2013229754A (ja) 2012-04-25 2013-11-07 Toshiba Corp 画像処理装置、及び画像処理方法
CN104411850B (zh) * 2012-06-22 2017-10-03 新日铁住金株式会社 双相不锈钢

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5258013A (en) * 1975-11-08 1977-05-13 Daido Steel Co Ltd Ferriteeaustenitic stainless cast steel
EP0455625A1 (de) * 1990-05-03 1991-11-06 BÖHLER Edelstahl GmbH Hochfeste korrosionsbeständige Duplexlegierung
EP0594935A1 (en) * 1992-10-27 1994-05-04 DALMINE S.p.A. Highly mechanical and corrosion resistant stainless steel and relevant treatment process
JPH06145903A (ja) * 1992-11-05 1994-05-27 Kubota Corp 高腐食疲労強度ステンレス鋼
JPH08170153A (ja) * 1994-12-19 1996-07-02 Sumitomo Metal Ind Ltd 高耐食性２相ステンレス鋼
EP0818552A2 (de) * 1996-07-13 1998-01-14 Schmidt + Clemens GmbH + Co. Rostfreie ferritisch-austenitische Gussstahllegierung
EP0897018A1 (de) * 1997-08-13 1999-02-17 BÖHLER Edelstahl GmbH Duplexstahl mit hoher Festigkeit und Korrosionsbeständigkeit
EP1803832A1 (en) * 2002-03-25 2007-07-04 Park, Yong Soo High-grade duplex stainless steeel with much suppressed formation of intermetallic phases and having an excellent corrosion resistance, embrittlement resistance, castability and hot workability
WO2012121380A1 (ja) * 2011-03-09 2012-09-13 新日鐵住金ステンレス株式会社 溶接部耐食性に優れた二相ステンレス鋼

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014112445A1 *

Also Published As

Publication number Publication date
KR101702252B1 (ko) 2017-02-03
CN104919072B (zh) 2017-07-14
CN104919072A (zh) 2015-09-16
EP2947169A1 (en) 2015-11-25
WO2014112445A1 (ja) 2014-07-24
US20150354038A1 (en) 2015-12-10
KR20150087430A (ko) 2015-07-29

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