EP3633051A4 - Verfahren zur herstellung von stahlblöcken mit hohem mangangehalt - Google Patents

Verfahren zur herstellung von stahlblöcken mit hohem mangangehalt Download PDF

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Publication number
EP3633051A4
EP3633051A4 EP18806216.0A EP18806216A EP3633051A4 EP 3633051 A4 EP3633051 A4 EP 3633051A4 EP 18806216 A EP18806216 A EP 18806216A EP 3633051 A4 EP3633051 A4 EP 3633051A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing
steel ingot
manganese steel
high manganese
ingot
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
EP18806216.0A
Other languages
English (en)
French (fr)
Other versions
EP3633051B1 (de
EP3633051A1 (de
Inventor
Yusuke Fujii
Yoshie Nakai
Nobuhiko Oda
Futoshi Ogasawara
Naoki Kikuchi
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.)
JFE Steel Corp
Original Assignee
JFE Steel 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 JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP3633051A4 publication Critical patent/EP3633051A4/de
Publication of EP3633051A1 publication Critical patent/EP3633051A1/de
Application granted granted Critical
Publication of EP3633051B1 publication Critical patent/EP3633051B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • 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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • 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
    • C21C7/0068—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by introducing material into a current of streaming metal
    • 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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • C21C7/068—Decarburising
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
EP18806216.0A 2017-05-25 2018-05-21 Verfahren zur herstellung von stahlblöcken mit hohem mangangehalt Active EP3633051B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017103666 2017-05-25
PCT/JP2018/019526 WO2018216660A1 (ja) 2017-05-25 2018-05-21 高マンガン鋼の溶製方法

Publications (3)

Publication Number Publication Date
EP3633051A4 true EP3633051A4 (de) 2020-04-08
EP3633051A1 EP3633051A1 (de) 2020-04-08
EP3633051B1 EP3633051B1 (de) 2021-11-17

Family

ID=64396816

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18806216.0A Active EP3633051B1 (de) 2017-05-25 2018-05-21 Verfahren zur herstellung von stahlblöcken mit hohem mangangehalt

Country Status (6)

Country Link
EP (1) EP3633051B1 (de)
JP (1) JP6551626B2 (de)
KR (1) KR102315999B1 (de)
CN (1) CN110621793A (de)
TW (1) TWI685577B (de)
WO (1) WO2018216660A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111621621B (zh) * 2020-05-12 2022-03-22 首钢集团有限公司 一种RH真空处理过程钢液中Mn的控制方法
JP7480751B2 (ja) 2021-06-11 2024-05-10 Ｊｆｅスチール株式会社 溶鋼の脱窒方法および鋼の製造方法
JP7235070B2 (ja) * 2021-06-11 2023-03-08 Ｊｆｅスチール株式会社 溶鋼の二次精錬方法および鋼の製造方法
CN115478222B (zh) * 2022-09-26 2023-08-18 河南中原特钢装备制造有限公司 一种纯净度及耐蚀性高的无磁不锈钢及其冶炼方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0714989A1 (de) * 1993-06-30 1996-06-05 Nippon Steel Corporation Stahlherstellung im konverter
US20110000339A1 (en) * 2005-12-02 2011-01-06 Lutz Rose Method of producing steel with high manganese and low carbon content
US20160053350A1 (en) * 2013-04-11 2016-02-25 Posco Molten manganese-containing steel production method, holding furnace, and molten manganese-containing steel production equipment using holding furnace

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01225715A (ja) * 1988-03-03 1989-09-08 Nkk Corp 高マンガン鋼の製造方法
JPH01301815A (ja) * 1988-05-30 1989-12-06 Sumitomo Metal Ind Ltd 低炭素鋼の溶製方法
JP2722899B2 (ja) 1991-11-01 1998-03-09 住友金属工業株式会社 高Ｍｎ鋼の脱炭精錬方法
JP4534734B2 (ja) 2004-11-29 2010-09-01 Ｊｆｅスチール株式会社 低炭素高マンガン鋼の溶製方法
CN100434556C (zh) * 2006-09-26 2008-11-19 山西太钢不锈钢股份有限公司 高锰含量不锈钢在冶炼中的加锰方法
JP4911298B2 (ja) * 2006-10-17 2012-04-04 大同特殊鋼株式会社 高Ｍｎ鋼の製造方法
TW200920859A (en) * 2007-11-02 2009-05-16 Walsin Lihwa Corp Steelmaking method of separately refining manganese and chromium for high manganese stainless steel
JP5509876B2 (ja) * 2010-01-26 2014-06-04 Ｊｆｅスチール株式会社 低炭素高マンガン鋼の溶製方法
CN102168160B (zh) * 2011-03-08 2013-04-17 武汉钢铁(集团)公司 使锰矿直接还原合金化的转炉炼钢工艺
JP5861825B2 (ja) 2011-11-29 2016-02-16 Ｊｆｅスチール株式会社 低炭素高マンガン鋼の溶製方法
JP5408369B2 (ja) * 2012-01-19 2014-02-05 Ｊｆｅスチール株式会社 溶銑の予備処理方法
CN102965584B (zh) * 2012-12-17 2014-11-05 山西太钢不锈钢股份有限公司 一种高氮高锰不锈钢及其冶炼方法
CN104109736B (zh) * 2014-06-20 2018-05-04 宝钢不锈钢有限公司 一种aod转炉冶炼304不锈钢的方法
JP6269550B2 (ja) * 2015-03-30 2018-01-31 Ｊｆｅスチール株式会社 高マンガン鋼の溶製方法
CN105483314B (zh) * 2016-01-04 2018-04-24 首钢总公司 一种提高转炉终点残锰含量的控制方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0714989A1 (de) * 1993-06-30 1996-06-05 Nippon Steel Corporation Stahlherstellung im konverter
US20110000339A1 (en) * 2005-12-02 2011-01-06 Lutz Rose Method of producing steel with high manganese and low carbon content
US20160053350A1 (en) * 2013-04-11 2016-02-25 Posco Molten manganese-containing steel production method, holding furnace, and molten manganese-containing steel production equipment using holding furnace

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DONG SIK KIM ET AL: "IMPROVEMENT OF CLEANLINESS OF 16 % CR FERRITIC STAINLESS STEEL IN AOD PROCESSES//AMELIORATION DE LA PROPRETE D'ACIER INOXYDABLE FERRITIQUE A 16 % DE CR AU CONVERTISSEUR AOD", REVUE DE METALLURGIE- CAHIERS D'INFORMATIONS TECHNIQUES,, vol. 101, no. 4, 1 April 2004 (2004-04-01), pages 291 - 299, XP001196043, ISSN: 0035-1563 *
See also references of WO2018216660A1 *

Also Published As

Publication number Publication date
KR20190142355A (ko) 2019-12-26
KR102315999B1 (ko) 2021-10-21
CN110621793A (zh) 2019-12-27
TW201900897A (zh) 2019-01-01
TWI685577B (zh) 2020-02-21
JPWO2018216660A1 (ja) 2019-06-27
EP3633051B1 (de) 2021-11-17
JP6551626B2 (ja) 2019-07-31
EP3633051A1 (de) 2020-04-08
WO2018216660A1 (ja) 2018-11-29

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