PL3569728T3 - Blacha cienka z niezorientowanej stali elektrotechnicznej - Google Patents

Blacha cienka z niezorientowanej stali elektrotechnicznej

Info

Publication number
PL3569728T3
PL3569728T3 PL18739441T PL18739441T PL3569728T3 PL 3569728 T3 PL3569728 T3 PL 3569728T3 PL 18739441 T PL18739441 T PL 18739441T PL 18739441 T PL18739441 T PL 18739441T PL 3569728 T3 PL3569728 T3 PL 3569728T3
Authority
PL
Poland
Prior art keywords
steel sheet
electrical steel
oriented electrical
oriented
sheet
Prior art date
Application number
PL18739441T
Other languages
English (en)
Inventor
Hiroyoshi Yashiki
Yoshiaki Natori
Kazutoshi Takeda
Susumu Mukawa
Takuya Matsumoto
Koji Fujita
Takashi Morohoshi
Masafumi Miyazaki
Original Assignee
Nippon Steel Corporation
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 Corporation filed Critical Nippon Steel Corporation
Publication of PL3569728T3 publication Critical patent/PL3569728T3/pl

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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/1216—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 working steps
    • C21D8/1222—Hot rolling
    • 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
    • C21D8/1216—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 working steps
    • C21D8/1233—Cold rolling
    • 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
    • C21D8/1261—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 following hot rolling
    • 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
    • C22C38/005—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
    • C22C38/14—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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • 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
    • H01F1/14775—Fe-Si 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
    • H01F1/16—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
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2202/00—Physical properties
    • C22C2202/02—Magnetic

Landscapes

  • 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)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
PL18739441T 2017-01-16 2018-01-16 Blacha cienka z niezorientowanej stali elektrotechnicznej PL3569728T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017005212 2017-01-16
PCT/JP2018/000981 WO2018131712A1 (ja) 2017-01-16 2018-01-16 無方向性電磁鋼板
EP18739441.6A EP3569728B1 (en) 2017-01-16 2018-01-16 Non-oriented electrical steel sheet

Publications (1)

Publication Number Publication Date
PL3569728T3 true PL3569728T3 (pl) 2022-02-07

Family

ID=62840169

Family Applications (1)

Application Number Title Priority Date Filing Date
PL18739441T PL3569728T3 (pl) 2017-01-16 2018-01-16 Blacha cienka z niezorientowanej stali elektrotechnicznej

Country Status (9)

Country Link
US (1) US11053574B2 (pl)
EP (1) EP3569728B1 (pl)
JP (1) JP6870687B2 (pl)
KR (1) KR102286319B1 (pl)
CN (1) CN110023525B (pl)
BR (1) BR112019009604B1 (pl)
PL (1) PL3569728T3 (pl)
TW (1) TWI654317B (pl)
WO (1) WO2018131712A1 (pl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102134311B1 (ko) 2018-09-27 2020-07-15 주식회사 포스코 무방향성 전기강판 및 그 제조방법
CN112930408B (zh) * 2018-10-31 2023-01-17 杰富意钢铁株式会社 无取向性电磁钢板的制造方法
JP7328491B2 (ja) * 2018-11-09 2023-08-17 日本製鉄株式会社 無方向性電磁鋼板
JP7284383B2 (ja) * 2019-02-28 2023-05-31 日本製鉄株式会社 無方向性電磁鋼板
JP7415135B2 (ja) * 2019-11-15 2024-01-17 日本製鉄株式会社 無方向性電磁鋼板の製造方法
WO2021199400A1 (ja) * 2020-04-02 2021-10-07 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
EP4253574A4 (en) * 2020-11-27 2024-01-24 Nippon Steel Corporation NON-ORIENTED ELECTROMAGNETIC STEEL SHEET, METHOD FOR PRODUCING THE SAME AND HOT ROLLED STEEL SHEET
US20250022639A1 (en) * 2021-10-13 2025-01-16 Nippon Steel Corporation Non-oriented electrical steel sheet, iron core and motor core, and method for manufacturing iron core and motor core
WO2026084307A1 (ko) * 2024-10-14 2026-04-23 현대제철 주식회사 무방향성 전기강판 및 무방향성 전기강판의 제조방법
WO2026084308A1 (ko) * 2024-10-14 2026-04-23 현대제철 주식회사 무방향성 전기강판 및 무방향성 전기강판의 제조방법

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100418208B1 (ko) * 2000-04-07 2004-02-11 신닛뽄세이테쯔 카부시키카이샤 가공성이 우수한 저철손 무방향성 전자 강판 및 그의 제조 방법
KR100544750B1 (ko) * 2001-12-26 2006-01-24 주식회사 포스코 무방향성전기강판의 자장열처리방법
EP1632582B1 (en) 2003-05-06 2011-01-26 Nippon Steel Corporation Non-oriented electrical steel sheet excellent in core loss and manufacturing method thereof
CN100476004C (zh) * 2003-05-06 2009-04-08 新日本制铁株式会社 铁损优良的无方向性电磁钢板及其制造方法
US8097094B2 (en) * 2003-10-06 2012-01-17 Nippon Steel Corporation High-strength electrical steel sheet and processed part of same
US7887646B2 (en) 2005-05-23 2011-02-15 Nippon Steel Corporation Oriented magnetic steel plate excellent in coating adhesion and method of production of same
JP4510911B2 (ja) * 2008-07-24 2010-07-28 新日本製鐵株式会社 高周波用無方向性電磁鋼鋳片の製造方法
JP5515451B2 (ja) * 2009-06-24 2014-06-11 Ｊｆｅスチール株式会社 分割モータ用コア材料
JP5733409B2 (ja) * 2011-09-27 2015-06-10 Ｊｆｅスチール株式会社 無方向性電磁鋼板
KR101482354B1 (ko) * 2012-12-27 2015-01-13 주식회사 포스코 철손이 우수한 방향성 전기강판 및 그 제조방법
RU2608258C1 (ru) * 2012-12-28 2017-01-17 ДжФЕ СТИЛ КОРПОРЕЙШН Способ производства текстурированного листа из электротехнической стали
JP5995002B2 (ja) 2013-08-20 2016-09-21 Ｊｆｅスチール株式会社 高磁束密度無方向性電磁鋼板およびモータ
JP6176181B2 (ja) 2014-04-22 2017-08-09 Ｊｆｅスチール株式会社 積層電磁鋼板およびその製造方法
JP6319574B2 (ja) 2014-08-14 2018-05-09 Ｊｆｅスチール株式会社 磁気特性に優れる無方向性電磁鋼板
WO2016027565A1 (ja) 2014-08-20 2016-02-25 Ｊｆｅスチール株式会社 磁気特性に優れる無方向性電磁鋼板
JP6020863B2 (ja) 2015-01-07 2016-11-02 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
JP6269971B2 (ja) * 2015-01-28 2018-01-31 Ｊｆｅスチール株式会社 無方向性電磁鋼板とモータコア
JP6515323B2 (ja) * 2015-02-06 2019-05-22 日本製鉄株式会社 無方向性電磁鋼板
WO2016136095A1 (ja) 2015-02-24 2016-09-01 Ｊｆｅスチール株式会社 無方向性電磁鋼板の製造方法
JP6610018B2 (ja) 2015-06-15 2019-11-27 富士電機株式会社 パワー半導体回路及びパワー半導体素子の実装方法
CN105132808B (zh) * 2015-10-14 2017-05-03 安徽工业大学 一种复合元素处理的高效电机用无取向硅钢的制备方法
JP6406522B2 (ja) * 2015-12-09 2018-10-17 Ｊｆｅスチール株式会社 無方向性電磁鋼板の製造方法
JP6624393B2 (ja) * 2016-12-28 2019-12-25 Ｊｆｅスチール株式会社 リサイクル性に優れる無方向性電磁鋼板

Also Published As

Publication number Publication date
KR102286319B1 (ko) 2021-08-06
JPWO2018131712A1 (ja) 2019-11-07
CN110023525B (zh) 2021-04-30
BR112019009604A2 (pt) 2019-08-13
EP3569728B1 (en) 2021-09-29
EP3569728A4 (en) 2020-06-03
KR20190093619A (ko) 2019-08-09
US11053574B2 (en) 2021-07-06
BR112019009604B1 (pt) 2022-08-02
TW201829803A (zh) 2018-08-16
JP6870687B2 (ja) 2021-05-12
CN110023525A (zh) 2019-07-16
WO2018131712A1 (ja) 2018-07-19
EP3569728A1 (en) 2019-11-20
US20190316239A1 (en) 2019-10-17
TWI654317B (zh) 2019-03-21

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