BRPI0715103B8 - folha de aço elétrico não-orientado de alta resistência - Google Patents

folha de aço elétrico não-orientado de alta resistência

Info

Publication number
BRPI0715103B8
BRPI0715103B8 BRPI0715103A BRPI0715103A BRPI0715103B8 BR PI0715103 B8 BRPI0715103 B8 BR PI0715103B8 BR PI0715103 A BRPI0715103 A BR PI0715103A BR PI0715103 A BRPI0715103 A BR PI0715103A BR PI0715103 B8 BRPI0715103 B8 BR PI0715103B8
Authority
BR
Brazil
Prior art keywords
electric steel
steel sheet
less
high strength
sheet
Prior art date
Application number
BRPI0715103A
Other languages
English (en)
Inventor
Hidekuni Murakami
Saori Haranaka
Takeshi Kubota
Yoshihiro Arita
Yutaka Matsumoto
Original Assignee
Nippon Steel & Sumitomo Metal Corp
Nippon 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 Nippon Steel & Sumitomo Metal Corp, Nippon Steel Corp filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of BRPI0715103A2 publication Critical patent/BRPI0715103A2/pt
Publication of BRPI0715103B1 publication Critical patent/BRPI0715103B1/pt
Publication of BRPI0715103B8 publication Critical patent/BRPI0715103B8/pt

Links

Classifications

    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1272—Final recrystallisation 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14708—Fe-Ni based alloys
    • H01F1/14716—Fe-Ni based alloys in the form of sheets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14791—Fe-Si-Al based alloys, e.g. Sendust

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

folha de aço elétrico não-orientado de alta resistência. a presente invenção refere-se a uma folha de aço elétrico não-orientado de excelente carga limite para uso como um amterial de núcleo de ferro em motores de alta rpm, qua não sacrifica a produção de folhas de aço, cujas folhas de aço elétrico não-orientado têm uma composição química de, em % em massa, c: de 0,01 a 0,05%, si: de 2,0 a 4,0%, mn: de 0,05 a 0,5%, al:3,0% ou menor e nb: de 0,01 a 0,05%, e opcionalmente ni em um teor preferível de mais de 0,5% e menor que 3,0%, o restante sendo fe e impurezas inevitáveis, os teores de mn e c sendo expressos em % de modo a corresponder a mn < 0,6 - 10 x c, a fração de área de porção recristalizada sendo de 50% ou mais, a carga limite em um ensaio de tração é de 650 mpa ou mais, e o diâmetro de grão médio observado em uma seção transversal da folha é de 40 um ou menor, e a produção de folha de aço elétrico é feita utilizando uma folha laminada a quente, cuja temperatura de transição em um teste de impacto é de 70ºc ou inferior.
BRPI0715103A 2006-07-26 2007-06-15 folha de aço elétrico não-orientado de alta resistência BRPI0715103B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006203396 2006-07-26
JP2006203396 2006-07-26
PCT/JP2007/062551 WO2008013015A1 (fr) 2006-07-26 2007-06-15 Feuille en acier magnétique non orientée ayant une grande résistance

Publications (3)

Publication Number Publication Date
BRPI0715103A2 BRPI0715103A2 (pt) 2013-02-19
BRPI0715103B1 BRPI0715103B1 (pt) 2014-11-25
BRPI0715103B8 true BRPI0715103B8 (pt) 2016-09-13

Family

ID=38981330

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0715103A BRPI0715103B8 (pt) 2006-07-26 2007-06-15 folha de aço elétrico não-orientado de alta resistência

Country Status (9)

Country Link
US (1) US8557058B2 (pt)
EP (1) EP2045347B1 (pt)
JP (1) JP5194535B2 (pt)
KR (1) KR101070090B1 (pt)
CN (1) CN101490294B (pt)
BR (1) BRPI0715103B8 (pt)
RU (1) RU2409693C2 (pt)
TW (1) TW200811296A (pt)
WO (1) WO2008013015A1 (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL2746415T3 (pl) * 2011-08-18 2019-10-31 Nippon Steel & Sumitomo Metal Corp Blacha cienka z niezorientowanej stali elektrotechnicznej, sposób jej wytwarzania, laminat na rdzeń ferromagnetyczny do silników i sposób jego wytwarzania
JP6344490B2 (ja) * 2015-02-13 2018-06-20 Ｊｆｅスチール株式会社 方向性電磁鋼板およびその製造方法
JP6048699B2 (ja) * 2015-02-18 2016-12-21 Ｊｆｅスチール株式会社 無方向性電磁鋼板とその製造方法ならびにモータコア
RU2686424C1 (ru) 2015-08-04 2019-04-25 ДжФЕ СТИЛ КОРПОРЕЙШН Способ получения листа неориентированной электротехнической стали, имеющего превосходные магнитные свойства
CN109097680B (zh) * 2018-08-10 2020-07-28 宝武集团鄂城钢铁有限公司 一种使用50t中频感应炉冶炼制得的高锰高铝无磁钢板的制造方法
TWI717879B (zh) 2018-10-24 2021-02-01 日商日本製鐵股份有限公司 無方向性電磁鋼板及使用其之積層鐵芯的製造方法
JP6744601B1 (ja) * 2018-12-27 2020-08-19 Ｊｆｅスチール株式会社 無方向性電磁鋼板
US12331376B2 (en) 2019-01-24 2025-06-17 Jfe Steel Corporation Non-oriented electrical steel sheet and method for producing same
BR112023014913A2 (pt) * 2021-02-19 2024-01-23 Nippon Steel Corp Chapa de aço laminada a quente para uma chapa de aço elétrico não orientado, e, método de produção da chapa de aço laminada a quente
EP4310202A4 (en) * 2021-03-19 2024-09-04 Nippon Steel Corporation ELECTROMAGNETIC NON-DIRECTIONAL STEEL SHEET AND METHOD FOR PRODUCING THE SAME
CN118326247A (zh) 2023-01-10 2024-07-12 宝山钢铁股份有限公司 一种综合性能优异的无取向电工钢及其制造方法
WO2025104478A1 (en) * 2023-11-15 2025-05-22 Arcelormittal A non-oriented electrical steel and a method of manufacturing non-oriented electrical steel thereof

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JPS62256917A (ja) 1986-04-28 1987-11-09 Nippon Steel Corp 回転機用高抗張力無方向性電磁鋼板およびその製造方法
RU2018542C1 (ru) 1988-01-29 1994-08-30 Штальверке Пайне-Зальцгиттер АГ Способ изготовления холоднокатаной ленты или листа и стальной лист
JPH028346A (ja) * 1988-06-27 1990-01-11 Nippon Steel Corp 高張力電磁鋼板及びその製造方法
JPH0222442A (ja) * 1988-07-12 1990-01-25 Nippon Steel Corp 高張力電磁鋼板及びその製造方法
JPH0472904A (ja) 1990-07-13 1992-03-06 Hitachi Denshi Ltd ケーブル伝送信号の補正装置
JP3305806B2 (ja) * 1993-05-21 2002-07-24 新日本製鐵株式会社 高張力無方向性電磁鋼板の製造方法
JP3239988B2 (ja) 1996-06-28 2001-12-17 住友金属工業株式会社 磁気特性に優れた高強度無方向性電磁鋼板およびその製造方法
JP3707268B2 (ja) 1998-10-28 2005-10-19 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
US6309473B1 (en) * 1998-10-09 2001-10-30 Kawasaki Steel Corporation Method of making grain-oriented magnetic steel sheet having low iron loss
AU761334B2 (en) 1998-12-30 2003-06-05 Hille & Muller Gmbh Steel band with good forming properties and method for producing same
JP2003183734A (ja) * 2001-12-11 2003-07-03 Jfe Engineering Kk 冷間圧延性に優れた無方向性電磁鋼板の製造方法
JP2006501361A (ja) * 2002-05-08 2006-01-12 エイケイ・プロパティーズ・インコーポレイテッド 無方向性電磁鋼ストリップの連続鋳造方法
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JP4510559B2 (ja) * 2004-09-06 2010-07-28 新日本製鐵株式会社 高強度電磁鋼板とその製造方法および加工方法
JP4469268B2 (ja) 2004-12-20 2010-05-26 新日本製鐵株式会社 高強度電磁鋼板の製造方法
JP4681450B2 (ja) * 2005-02-23 2011-05-11 新日本製鐵株式会社 圧延方向の磁気特性に優れた無方向性電磁鋼板とその製造方法
JP4779474B2 (ja) 2005-07-07 2011-09-28 住友金属工業株式会社 回転子用無方向性電磁鋼板およびその製造方法
JP4710465B2 (ja) 2005-07-25 2011-06-29 住友金属工業株式会社 回転子用無方向性電磁鋼板の製造方法
JP4586669B2 (ja) * 2005-08-01 2010-11-24 住友金属工業株式会社 回転子用無方向性電磁鋼板の製造方法
JP4506664B2 (ja) 2005-12-15 2010-07-21 住友金属工業株式会社 回転子用無方向性電磁鋼板およびその製造方法

Also Published As

Publication number Publication date
EP2045347A1 (en) 2009-04-08
JP2008050685A (ja) 2008-03-06
RU2009106654A (ru) 2010-09-10
EP2045347A4 (en) 2016-06-01
BRPI0715103A2 (pt) 2013-02-19
TW200811296A (en) 2008-03-01
EP2045347B1 (en) 2018-10-31
RU2409693C2 (ru) 2011-01-20
TWI332529B (pt) 2010-11-01
US20090301609A1 (en) 2009-12-10
JP5194535B2 (ja) 2013-05-08
US8557058B2 (en) 2013-10-15
KR101070090B1 (ko) 2011-10-04
CN101490294B (zh) 2011-04-06
BRPI0715103B1 (pt) 2014-11-25
KR20090007745A (ko) 2009-01-20
CN101490294A (zh) 2009-07-22
WO2008013015A1 (fr) 2008-01-31

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Legal Events

Date Code Title Description
B25G Requested change of headquarter approved

Owner name: NIPPON STEEL CORPORATION (JP)

B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 15/06/2007, OBSERVADAS AS CONDICOES LEGAIS.

B16C Correction of notification of the grant

Free format text: REFERENTE AO DESPACHO 16.1 PUBLICADO NA RPI 2290 DE 25.11.2014, QUANTO AO ENDERECO DO TITULAR

B25D Requested change of name of applicant approved