EP3354762A4 - DUPLEX STEEL MATERIAL AND DUPLEX STEEL TUBE - Google Patents

DUPLEX STEEL MATERIAL AND DUPLEX STEEL TUBE Download PDF

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Publication number
EP3354762A4
EP3354762A4 EP16866171.8A EP16866171A EP3354762A4 EP 3354762 A4 EP3354762 A4 EP 3354762A4 EP 16866171 A EP16866171 A EP 16866171A EP 3354762 A4 EP3354762 A4 EP 3354762A4
Authority
EP
European Patent Office
Prior art keywords
stainless steel
duplex stainless
steel material
steel tube
tube
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Withdrawn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
EP16866171.8A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3354762A1 (en
Inventor
Yuuko FUKUTA
Masaki Shimamoto
Tomoko Sugimura
Makoto KAWAMORI
Yuutarou KATSUKI
Yosuke YONENAGA
Junichiro Kinugasa
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
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority claimed from PCT/JP2016/082652 external-priority patent/WO2017086169A1/ja
Publication of EP3354762A1 publication Critical patent/EP3354762A1/en
Publication of EP3354762A4 publication Critical patent/EP3354762A4/en
Withdrawn legal-status Critical Current

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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
    • C22C38/58—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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • 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
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/021—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular fabrication or treatment of ingot or slab
    • 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
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • 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
    • 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
    • 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
    • C22C38/48—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
    • 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
    • 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

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 Sheet Steel (AREA)
EP16866171.8A 2015-11-17 2016-11-02 DUPLEX STEEL MATERIAL AND DUPLEX STEEL TUBE Withdrawn EP3354762A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015225214 2015-11-17
JP2016170298A JP2017095794A (ja) 2015-11-17 2016-08-31 二相ステンレス鋼材および二相ステンレス鋼管
PCT/JP2016/082652 WO2017086169A1 (ja) 2015-11-17 2016-11-02 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
EP3354762A1 EP3354762A1 (en) 2018-08-01
EP3354762A4 true EP3354762A4 (en) 2019-04-24

Family

ID=58817026

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16866171.8A Withdrawn EP3354762A4 (en) 2015-11-17 2016-11-02 DUPLEX STEEL MATERIAL AND DUPLEX STEEL TUBE

Country Status (5)

Country Link
US (1) US20190292639A1 (ja)
EP (1) EP3354762A4 (ja)
JP (1) JP2017095794A (ja)
KR (1) KR20180081582A (ja)
CN (1) CN108350541A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109972060B (zh) * 2019-05-07 2020-10-09 四川维珍高新材料有限公司 一种低镍高强度双相不锈钢材料及其制备方法
SE1950909A1 (en) * 2019-07-31 2021-02-01 Ferritico Ab Duplex steel with improved embrittlement properties and method of producing such
WO2021145279A1 (ja) * 2020-01-15 2021-07-22 日鉄ステンレス株式会社 フェライト系ステンレス鋼
CN111197144A (zh) * 2020-02-21 2020-05-26 青岛三庆金属有限公司 一种用于食品加热容器的耐高温不锈钢组合物
WO2021172378A1 (ja) * 2020-02-27 2021-09-02 日鉄ステンレス株式会社 ステンレス鋼、ステンレス鋼材、およびステンレス鋼の製造方法
JP7436821B2 (ja) 2020-03-25 2024-02-22 日本製鉄株式会社 二相ステンレス鋼材
US20230212723A1 (en) * 2020-05-07 2023-07-06 Nippon Steel Corporation Duplex stainless steel seamless pipe
JPWO2022004526A1 (ja) 2020-06-30 2022-01-06
WO2022210651A1 (ja) * 2021-03-31 2022-10-06 日鉄ステンレス株式会社 二相ステンレス鋼線材および二相ステンレス鋼線
CN115522209B (zh) * 2022-10-09 2024-01-30 浙江丰业集团有限公司 一种钢材强化处理液及钢材处理工艺

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0818552A2 (de) * 1996-07-13 1998-01-14 Schmidt + Clemens GmbH + Co. Rostfreie ferritisch-austenitische Gussstahllegierung
JP2008214713A (ja) * 2007-03-06 2008-09-18 Sumitomo Metal Ind Ltd 継目無鋼管用ビレットおよび継目無鋼管
JP2013234344A (ja) * 2012-05-07 2013-11-21 Kobe Steel Ltd 二相ステンレス鋼材および二相ステンレス鋼管
WO2014112445A1 (ja) * 2013-01-15 2014-07-24 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
JP2015078429A (ja) * 2013-09-11 2015-04-23 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
JP2015110828A (ja) * 2013-11-05 2015-06-18 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

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH08170153A (ja) 1994-12-19 1996-07-02 Sumitomo Metal Ind Ltd 高耐食性２相ステンレス鋼
JP2000212704A (ja) 1999-01-20 2000-08-02 Nippon Steel Corp 加工性および耐食性に優れたフェライト系ステンレス鋼およびその薄鋼板の製造方法
JP3831184B2 (ja) 2000-09-06 2006-10-11 新日鐵住金ステンレス株式会社 熱間加工性に優れたオーステナイト−フェライト二相を有するステンレス鋼鋳片
JP3864921B2 (ja) 2002-03-29 2007-01-10 住友金属工業株式会社 低合金鋼
CN101748343A (zh) * 2008-12-01 2010-06-23 朱浩锋 一种高耐蚀性高强度双相热轧不锈带钢及其热轧工艺
CN104032108B (zh) * 2014-06-06 2016-03-02 甘肃酒钢集团宏兴钢铁股份有限公司 一种双相不锈钢热轧卷的生产方法
CN104438418B (zh) * 2014-09-28 2017-01-25 浙江富钢金属制品有限公司 一种不锈钢模铸钢锭一火成材的轧制方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0818552A2 (de) * 1996-07-13 1998-01-14 Schmidt + Clemens GmbH + Co. Rostfreie ferritisch-austenitische Gussstahllegierung
JP2008214713A (ja) * 2007-03-06 2008-09-18 Sumitomo Metal Ind Ltd 継目無鋼管用ビレットおよび継目無鋼管
JP2013234344A (ja) * 2012-05-07 2013-11-21 Kobe Steel Ltd 二相ステンレス鋼材および二相ステンレス鋼管
WO2014112445A1 (ja) * 2013-01-15 2014-07-24 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
JP2015078429A (ja) * 2013-09-11 2015-04-23 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
JP2015110828A (ja) * 2013-11-05 2015-06-18 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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017086169A1 *

Also Published As

Publication number Publication date
JP2017095794A (ja) 2017-06-01
KR20180081582A (ko) 2018-07-16
CN108350541A (zh) 2018-07-31
US20190292639A1 (en) 2019-09-26
EP3354762A1 (en) 2018-08-01

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Ipc: C21D 8/00 20060101ALI20190318BHEP

Ipc: C21D 8/02 20060101ALI20190318BHEP

Ipc: C22C 38/52 20060101ALI20190318BHEP

Ipc: C22C 38/04 20060101ALI20190318BHEP

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Ipc: C22C 38/02 20060101ALI20190318BHEP

Ipc: C22C 38/54 20060101ALI20190318BHEP

Ipc: C22C 38/00 20060101AFI20190318BHEP

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