EP2980233A4 - Procédé de fabrication d'acier maraging et procédé de raffinage d'inclusions - Google Patents

Procédé de fabrication d'acier maraging et procédé de raffinage d'inclusions Download PDF

Info

Publication number
EP2980233A4
EP2980233A4 EP14773993.2A EP14773993A EP2980233A4 EP 2980233 A4 EP2980233 A4 EP 2980233A4 EP 14773993 A EP14773993 A EP 14773993A EP 2980233 A4 EP2980233 A4 EP 2980233A4
Authority
EP
European Patent Office
Prior art keywords
maraging steel
refining inclusions
manufacturing
manufacturing maraging
inclusions
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.)
Granted
Application number
EP14773993.2A
Other languages
German (de)
English (en)
Other versions
EP2980233B8 (fr
EP2980233B1 (fr
EP2980233A1 (fr
Inventor
Yuuichi HADANO
Takahiko KAMIMURA
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Publication of EP2980233A1 publication Critical patent/EP2980233A1/fr
Publication of EP2980233A4 publication Critical patent/EP2980233A4/fr
Application granted granted Critical
Publication of EP2980233B1 publication Critical patent/EP2980233B1/fr
Publication of EP2980233B8 publication Critical patent/EP2980233B8/fr
Active 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D23/00—Casting processes not provided for in groups B22D1/00 - B22D21/00
    • B22D23/06—Melting-down metal, e.g. metal particles, in the mould
    • B22D23/10—Electroslag casting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/003—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using inert gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D9/00—Machines or plants for casting ingots
    • B22D9/003—Machines or plants for casting ingots for top casting
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/20—Arc remelting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making 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
    • C22C38/002—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
    • C22C38/06—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
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C21D6/001—Heat treatment of ferrous alloys containing Ni

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
EP14773993.2A 2013-03-28 2014-03-20 Procede d'affinage d'inclusions a base de ti dans de l'acier maraging par refusion a arc sous vide Active EP2980233B8 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2013068376 2013-03-28
JP2013206288 2013-10-01
PCT/JP2014/057728 WO2014156942A1 (fr) 2013-03-28 2014-03-20 Procédé de fabrication d'acier maraging et procédé de raffinage d'inclusions

Publications (4)

Publication Number Publication Date
EP2980233A1 EP2980233A1 (fr) 2016-02-03
EP2980233A4 true EP2980233A4 (fr) 2017-03-29
EP2980233B1 EP2980233B1 (fr) 2019-06-05
EP2980233B8 EP2980233B8 (fr) 2019-07-17

Family

ID=51623921

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14773993.2A Active EP2980233B8 (fr) 2013-03-28 2014-03-20 Procede d'affinage d'inclusions a base de ti dans de l'acier maraging par refusion a arc sous vide

Country Status (5)

Country Link
EP (1) EP2980233B8 (fr)
JP (1) JP6338156B2 (fr)
CN (1) CN105308196B (fr)
TW (1) TWI553128B (fr)
WO (1) WO2014156942A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200099539A (ko) * 2017-12-22 2020-08-24 산드빅 인터렉츄얼 프로퍼티 에이비 질소-함유 금속 합금을 정제하기 위한 방법
CN109295330B (zh) * 2018-10-26 2020-06-19 北京科技大学 一种细化镍基变形高温合金中氮化物系夹杂物的方法
CN112501488B (zh) * 2020-10-22 2021-10-26 福建三宝钢铁有限公司 一种h08a钢的制备工艺
CN113075211B (zh) * 2021-03-29 2023-10-10 安徽工业大学 一种用于钢中氧化夹杂物在高温下演化过程的检测方法
CN116377314B (zh) * 2023-06-05 2023-10-27 成都先进金属材料产业技术研究院股份有限公司 一种燃气轮机用马氏体耐热钢及其冶炼方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344840A (en) * 1966-07-01 1967-10-03 Crucible Steel Co America Methods and apparatus for producing metal ingots
US3353585A (en) * 1965-12-13 1967-11-21 Special Metals Corp Method for controlling the cooling of cast metal
JPH0929420A (ja) * 1995-07-20 1997-02-04 Kobe Steel Ltd エレクトロスラグ再溶解法による鋼塊の製造方法
DE10208903A1 (de) * 2002-02-28 2003-09-18 Ald Vacuum Techn Ag Ofen zum Umschmelzen eines Metallblocks
JP2004238711A (ja) * 2003-02-07 2004-08-26 Hitachi Metals Ltd 高清浄Ｃａ含有マルエージング鋼帯
US20050173092A1 (en) * 2004-02-10 2005-08-11 Kennedy Richard L. Method and apparatus for reducing segregation in metallic ingots
JP4692282B2 (ja) * 2003-10-08 2011-06-01 日立金属株式会社 鋼塊の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1007912B (zh) * 1988-07-04 1990-05-09 冶金工业部钢铁研究总院 高韧性马氏体时效钢
CN1014079B (zh) * 1988-08-22 1991-09-25 冶金工业部钢铁研究总院 含铈马氏体时效钢的制造方法
JP2001214212A (ja) 2000-01-28 2001-08-07 Daido Steel Co Ltd ＴｉＮ系介在物を微細にする含Ｔｉ鋼の製造方法
JP2001342512A (ja) * 2000-06-05 2001-12-14 Sanyo Special Steel Co Ltd 高清浄度鋼及びその製造方法
JP2004090022A (ja) * 2002-08-30 2004-03-25 Hitachi Metals Ltd マルエージング鋼の製造方法
JP2004183097A (ja) * 2002-11-19 2004-07-02 Hitachi Metals Ltd マルエージング鋼の製造方法及びマルエージング鋼
JP4374529B2 (ja) * 2004-02-20 2009-12-02 日立金属株式会社 マルエージング鋼及び薄帯
CN101050509A (zh) * 2007-05-17 2007-10-10 钢铁研究总院 高强高韧马氏体时效不锈钢
CN102912152B (zh) * 2012-09-19 2014-10-29 攀钢集团江油长城特殊钢有限公司 抑制高Nb含量的高温合金宏观偏析的真空电弧重熔方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3353585A (en) * 1965-12-13 1967-11-21 Special Metals Corp Method for controlling the cooling of cast metal
US3344840A (en) * 1966-07-01 1967-10-03 Crucible Steel Co America Methods and apparatus for producing metal ingots
JPH0929420A (ja) * 1995-07-20 1997-02-04 Kobe Steel Ltd エレクトロスラグ再溶解法による鋼塊の製造方法
DE10208903A1 (de) * 2002-02-28 2003-09-18 Ald Vacuum Techn Ag Ofen zum Umschmelzen eines Metallblocks
JP2004238711A (ja) * 2003-02-07 2004-08-26 Hitachi Metals Ltd 高清浄Ｃａ含有マルエージング鋼帯
JP4692282B2 (ja) * 2003-10-08 2011-06-01 日立金属株式会社 鋼塊の製造方法
US20050173092A1 (en) * 2004-02-10 2005-08-11 Kennedy Richard L. Method and apparatus for reducing segregation in metallic ingots

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014156942A1 *

Also Published As

Publication number Publication date
TW201504454A (zh) 2015-02-01
JP6338156B2 (ja) 2018-06-06
CN105308196A (zh) 2016-02-03
JPWO2014156942A1 (ja) 2017-02-16
TWI553128B (zh) 2016-10-11
CN105308196B (zh) 2017-12-01
WO2014156942A1 (fr) 2014-10-02
EP2980233B8 (fr) 2019-07-17
EP2980233B1 (fr) 2019-06-05
EP2980233A1 (fr) 2016-02-03

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