JP6286435B2 - 二相ステンレス鋼並びにこれを用いた二相ステンレス鋼製構造物 - Google Patents

二相ステンレス鋼並びにこれを用いた二相ステンレス鋼製構造物 Download PDF

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JP6286435B2
JP6286435B2 JP2015533851A JP2015533851A JP6286435B2 JP 6286435 B2 JP6286435 B2 JP 6286435B2 JP 2015533851 A JP2015533851 A JP 2015533851A JP 2015533851 A JP2015533851 A JP 2015533851A JP 6286435 B2 JP6286435 B2 JP 6286435B2
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phase
less
stainless steel
duplex stainless
heat treatment
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Expired - Fee Related
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JP2015533851A
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Japanese (ja)
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JPWO2015029167A1 (ja
Inventor
直也 沖崎
直也 沖崎
祐策 丸野
祐策 丸野
雅史 能島
雅史 能島
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Hitachi Ltd
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Hitachi Ltd
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    • 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
    • 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
    • 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
    • C22C38/48—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
    • C22C38/58—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
    • C21D2211/005—Ferrite

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  • 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)
JP2015533851A 2013-08-28 2013-08-28 二相ステンレス鋼並びにこれを用いた二相ステンレス鋼製構造物 Expired - Fee Related JP6286435B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2013/073038 WO2015029167A1 (ja) 2013-08-28 2013-08-28 二相ステンレス鋼並びにこれを用いた二相ステンレス鋼製構造物、海洋構造物、石油・ガス環境構造物、ポンプインペラ、ポンプケーシング及び流量調節弁の弁体

Publications (2)

Publication Number Publication Date
JPWO2015029167A1 JPWO2015029167A1 (ja) 2017-03-02
JP6286435B2 true JP6286435B2 (ja) 2018-02-28

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JP2015533851A Expired - Fee Related JP6286435B2 (ja) 2013-08-28 2013-08-28 二相ステンレス鋼並びにこれを用いた二相ステンレス鋼製構造物

Country Status (4)

Country Link
EP (1) EP3040434B1 (de)
JP (1) JP6286435B2 (de)
CN (1) CN105492641A (de)
WO (1) WO2015029167A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6482074B2 (ja) * 2014-09-02 2019-03-13 日本冶金工業株式会社 二相ステンレス鋼板とその製造方法
JP6686320B2 (ja) * 2015-08-05 2020-04-22 日本製鉄株式会社 ステンレス鋼管の製造方法
CN107312951A (zh) * 2016-04-26 2017-11-03 天津碧宇舟机械制造有限公司 一种均质机用高强度转子及其制备方法
CN107312979A (zh) * 2016-04-26 2017-11-03 天津碧宇舟机械制造有限公司 一种大功率耐腐蚀泥浆泵叶轮及其制造方法
CN105755397B (zh) * 2016-05-24 2017-07-07 江苏金基特钢有限公司 一种耐腐蚀易成型特种钢的加工方法
SE1950909A1 (en) 2019-07-31 2021-02-01 Ferritico Ab Duplex steel with improved embrittlement properties and method of producing such

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4055448A (en) * 1973-04-10 1977-10-25 Daido Seiko Kabushiki Kaisha Ferrite-austenite stainless steel
JPS5441214A (en) * 1977-09-08 1979-04-02 Nippon Yakin Kogyo Co Ltd Twoophase highhstrength stainless steel
DE19628350B4 (de) * 1996-07-13 2004-04-15 Schmidt & Clemens Gmbh & Co Verwendung einer rostfreien ferritisch-austenitischen Stahllegierung
JP4031992B2 (ja) * 2001-04-27 2008-01-09 リサーチ インスティチュート オブ インダストリアル サイエンス アンド テクノロジー 優れた熱間加工性を持つ高マンガン二相ステンレス鋼及びその製造方法
KR100460346B1 (ko) * 2002-03-25 2004-12-08 이인성 금속간상의 형성이 억제된 내식성, 내취화성, 주조성 및열간가공성이 우수한 슈퍼 듀플렉스 스테인리스강
EP2677054B1 (de) * 2011-02-14 2020-03-25 Nippon Steel Corporation Duplex-edelstahl-blech oder -rohr und herstellungsverfahren dafür
JP5890330B2 (ja) * 2013-01-15 2016-03-22 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

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Publication number Publication date
EP3040434B1 (de) 2019-03-27
CN105492641A (zh) 2016-04-13
EP3040434A4 (de) 2017-05-03
EP3040434A1 (de) 2016-07-06
JPWO2015029167A1 (ja) 2017-03-02
WO2015029167A1 (ja) 2015-03-05

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