BR112017021976A2 - chapa de aço magnético não orientado - Google Patents

chapa de aço magnético não orientado

Info

Publication number
BR112017021976A2
BR112017021976A2 BR112017021976A BR112017021976A BR112017021976A2 BR 112017021976 A2 BR112017021976 A2 BR 112017021976A2 BR 112017021976 A BR112017021976 A BR 112017021976A BR 112017021976 A BR112017021976 A BR 112017021976A BR 112017021976 A2 BR112017021976 A2 BR 112017021976A2
Authority
BR
Brazil
Prior art keywords
particles
metal particles
ferrite grains
steel sheet
density
Prior art date
Application number
BR112017021976A
Other languages
English (en)
Other versions
BR112017021976B1 (pt
Inventor
Fujikura Masahiro
Kanao Shinichi
Matsui Shinichi
Aramaki Takeo
Ushigami Yoshiyuki
Original Assignee
Nippon Steel & Sumitomo Metal 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 filed Critical Nippon Steel & Sumitomo Metal Corp
Publication of BR112017021976A2 publication Critical patent/BR112017021976A2/pt
Publication of BR112017021976B1 publication Critical patent/BR112017021976B1/pt

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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C21D8/12—Modifying the physical properties 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 by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • 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
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • 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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • 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
    • H01F1/16—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 in the form of sheets
    • 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

Abstract

a presente invenção refere-se a uma chapa de aço magnético não orientado de acordo com uma modalidade da presente invenção que tem um uma composição componente prescrita, e inclui grãos de ferrita que não contêm estruturas não recristalizadas tendo uma estrutura de 99,0 % de área ou mais. o diâmetro médio de grão de cristal dos grãos de ferrita é 30 a 180 µm. os grãos de ferrita contêm partículas metálicas de cu nos mesmos em uma densidade de 10.000 a 10.000.000 partículas/µm3. as partículas metálicas de cu dentro dos grãos de ferrita incluem: partículas de precipitação tendo uma estrutura de 9r, sendo que as ditas partículas de precipitação têm uma densidade de contagem de 2 a 100%, em relação à densidade de contagem das partículas metálicas de cu; e partículas de precipitação tendo uma estrutura de bcc, sendo que as ditas partículas de precipitação têm uma densidade de contagem de 0 a 98% em relação à densidade de contagem das partículas metálicas de cu. o diâmetro médio de grão das partículas metálicas de cu. o diâmetro médio de grão das partículas metálicas de cu dentro dos grãos de ferrita é 2,0 nm a 10,0 nm.
BR112017021976-0A 2015-04-27 2016-04-21 Chapa de aço magnético não orientado BR112017021976B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015-090617 2015-04-27
JP2015090617 2015-04-27
PCT/JP2016/062626 WO2016175121A1 (ja) 2015-04-27 2016-04-21 無方向性電磁鋼板

Publications (2)

Publication Number Publication Date
BR112017021976A2 true BR112017021976A2 (pt) 2018-07-10
BR112017021976B1 BR112017021976B1 (pt) 2021-12-28

Family

ID=57198340

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017021976-0A BR112017021976B1 (pt) 2015-04-27 2016-04-21 Chapa de aço magnético não orientado

Country Status (9)

Country Link
US (1) US20180119258A1 (pt)
EP (1) EP3290539B1 (pt)
JP (1) JP6500980B2 (pt)
KR (1) KR102009587B1 (pt)
CN (1) CN107532260B (pt)
BR (1) BR112017021976B1 (pt)
PL (1) PL3290539T3 (pt)
TW (1) TWI613299B (pt)
WO (1) WO2016175121A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI658152B (zh) * 2017-03-07 2019-05-01 日商新日鐵住金股份有限公司 無方向性電磁鋼板及無方向性電磁鋼板之製造方法
KR102043525B1 (ko) * 2017-12-26 2019-11-12 주식회사 포스코 자기적 특성 및 형상이 우수한 박물 무방향성 전기강판 및 그 제조방법
EP3754042A4 (en) * 2018-02-16 2021-07-07 Nippon Steel Corporation NON-ORIENTED STEEL MAGNETIC SHEET, AND METHOD OF MANUFACTURING THE SAME
PL3783126T3 (pl) * 2018-03-26 2024-02-12 Nippon Steel Corporation Blacha cienka z niezorientowanej stali elektrotechnicznej
JP6879341B2 (ja) * 2018-08-23 2021-06-02 Ｊｆｅスチール株式会社 無方向性電磁鋼板の製造方法
MX2021003795A (es) * 2018-10-02 2021-05-27 Jfe Steel Corp Chapa de acero electrico no orientado y metodo para fabricar una plancha usada como material para la misma.
JP7256362B2 (ja) * 2018-12-14 2023-04-12 日本製鉄株式会社 無方向性電磁鋼板およびその製造方法、ｉｐｍモータのロータコア鉄心
EP3926060A4 (en) * 2019-02-14 2022-07-20 Nippon Steel Corporation NON-ORIENTED ELECTROMAGNETIC STEEL SHEET
CN110373612A (zh) * 2019-08-30 2019-10-25 马鞍山钢铁股份有限公司 一种稀土处理的高强度无取向电工钢制备方法
TWI774241B (zh) * 2021-02-19 2022-08-11 日商日本製鐵股份有限公司 無方向性電磁鋼板用熱軋鋼板、無方向性電磁鋼板用熱軋鋼板之製造方法、及無方向性電磁鋼板之製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004084053A (ja) 2002-06-26 2004-03-18 Nippon Steel Corp 磁気特性の著しく優れた電磁鋼板とその製造方法
JP4352691B2 (ja) 2002-12-05 2009-10-28 Ｊｆｅスチール株式会社 打ち抜き性及び鉄損の優れた時効硬化性無方向性電磁鋼板、その製造方法及びそれを用いたローターの製造方法
EP1580289B1 (en) * 2002-12-05 2015-02-11 JFE Steel Corporation Non-oriented magnetic steel sheet and method for production thereof
TWI293332B (en) * 2003-10-06 2008-02-11 Nippon Steel Corp A high-strength non-oriented electrical steel sheet and a fabricated part and a method of producing the same
JP2005126748A (ja) * 2003-10-22 2005-05-19 Jfe Steel Kk 磁気特性の優れた高疲労強度無方向性電磁鋼板およびその製造方法
JP4341476B2 (ja) * 2004-06-04 2009-10-07 Ｊｆｅスチール株式会社 無方向性電磁鋼板およびその製造方法
JP4696750B2 (ja) * 2005-07-25 2011-06-08 住友金属工業株式会社 時効熱処理用無方向性電磁鋼板の製造方法
JP5146169B2 (ja) * 2008-07-22 2013-02-20 新日鐵住金株式会社 高強度無方向性電磁鋼板およびその製造方法
JP5423175B2 (ja) * 2009-06-23 2014-02-19 新日鐵住金株式会社 無方向性電磁鋼板及びその製造方法
CN102753718A (zh) * 2010-02-25 2012-10-24 新日本制铁株式会社 无方向性电磁钢板
EP2657357B1 (en) * 2010-12-23 2018-08-22 Posco Low iron loss high strength non-oriented electromagnetic steel sheet and method for manufacturing same
CA2843180C (en) * 2011-07-29 2017-08-22 Nippon Steel & Sumitomo Metal Corporation High strength steel sheet and high strength galvanized steel sheet excellent in shapeability and methods of production of same
EP2746418B1 (en) * 2011-08-18 2016-12-14 Nippon Steel & Sumitomo Metal Corporation Non-oriented eletrical steel sheet, manufacturing method thereof, laminate for motor iron core, and manufacturing method thereof
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
EP3575431B1 (en) * 2011-11-11 2021-12-29 Nippon Steel Corporation Non-oriented electrical steel sheet and manufacturing method thereof

Also Published As

Publication number Publication date
KR20170133489A (ko) 2017-12-05
EP3290539B1 (en) 2021-06-02
PL3290539T3 (pl) 2021-11-02
TW201700750A (zh) 2017-01-01
WO2016175121A1 (ja) 2016-11-03
JP6500980B2 (ja) 2019-04-17
JPWO2016175121A1 (ja) 2018-03-01
CN107532260B (zh) 2019-06-07
CN107532260A (zh) 2018-01-02
KR102009587B1 (ko) 2019-08-09
TWI613299B (zh) 2018-02-01
BR112017021976B1 (pt) 2021-12-28
EP3290539A1 (en) 2018-03-07
EP3290539A4 (en) 2018-09-19
US20180119258A1 (en) 2018-05-03

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: NIPPON STEEL CORPORATION (JP)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 21/04/2016, OBSERVADAS AS CONDICOES LEGAIS.