KR102871723B1 - 방향성 전자 강판 및 그 제조 방법 - Google Patents

방향성 전자 강판 및 그 제조 방법

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Publication number
KR102871723B1
KR102871723B1 KR1020247026899A KR20247026899A KR102871723B1 KR 102871723 B1 KR102871723 B1 KR 102871723B1 KR 1020247026899 A KR1020247026899 A KR 1020247026899A KR 20247026899 A KR20247026899 A KR 20247026899A KR 102871723 B1 KR102871723 B1 KR 102871723B1
Authority
KR
South Korea
Prior art keywords
electrical steel
tensile stress
steel sheet
region
grain
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.)
Active
Application number
KR1020247026899A
Other languages
English (en)
Korean (ko)
Other versions
KR20240136374A (ko
Inventor
유스케 가와무라
Original Assignee
닛폰세이테츠 가부시키가이샤
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.)
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Publication date
Application filed by 닛폰세이테츠 가부시키가이샤 filed Critical 닛폰세이테츠 가부시키가이샤
Publication of KR20240136374A publication Critical patent/KR20240136374A/ko
Application granted granted Critical
Publication of KR102871723B1 publication Critical patent/KR102871723B1/ko
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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
    • 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
    • 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
    • C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
    • C21D10/005—Modifying the physical properties by methods other than heat treatment or deformation by laser shock processing
    • 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
    • C21D8/1277—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 involving a particular surface treatment
    • 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
    • C21D8/1294—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 involving a localised treatment
    • 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
    • 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
    • H01F1/16—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0233—Manufacturing of magnetic circuits made from 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
KR1020247026899A 2022-03-28 2023-03-27 방향성 전자 강판 및 그 제조 방법 Active KR102871723B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2022-052344 2022-03-28
JP2022052344 2022-03-28
PCT/JP2023/012179 WO2023190328A1 (ja) 2022-03-28 2023-03-27 方向性電磁鋼板及びその製造方法

Publications (2)

Publication Number Publication Date
KR20240136374A KR20240136374A (ko) 2024-09-13
KR102871723B1 true KR102871723B1 (ko) 2025-10-17

Family

ID=88202353

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247026899A Active KR102871723B1 (ko) 2022-03-28 2023-03-27 방향성 전자 강판 및 그 제조 방법

Country Status (6)

Country Link
US (1) US20250243558A1 (https=)
EP (1) EP4502188A4 (https=)
JP (1) JPWO2023190328A1 (https=)
KR (1) KR102871723B1 (https=)
CN (1) CN118696142A (https=)
WO (1) WO2023190328A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2025070781A1 (https=) * 2023-09-27 2025-04-03

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008127632A (ja) 2006-11-21 2008-06-05 Nippon Steel Corp 低鉄損一方向性電磁鋼板
JP2020169373A (ja) 2019-04-05 2020-10-15 日本製鉄株式会社 方向性電磁鋼板

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585969B2 (ja) * 1979-03-05 1983-02-02 新日本製鐵株式会社 低鉄損一方向性珪素鋼板の製造方法
JPH11293340A (ja) * 1998-04-08 1999-10-26 Kawasaki Steel Corp 低鉄損方向性電磁鋼板及びその製造方法
JP4616623B2 (ja) 2004-11-18 2011-01-19 新日本製鐵株式会社 方向性電磁鋼板の製造方法
JP5691265B2 (ja) 2010-06-30 2015-04-01 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
JP5668378B2 (ja) * 2010-09-09 2015-02-12 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
JP5668379B2 (ja) 2010-09-09 2015-02-12 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
CN106282512B (zh) * 2015-05-11 2018-03-30 宝山钢铁股份有限公司 低噪音变压器用取向硅钢片制造方法
JP7313014B2 (ja) 2020-09-23 2023-07-24 オリオン機械工業株式会社 集積装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008127632A (ja) 2006-11-21 2008-06-05 Nippon Steel Corp 低鉄損一方向性電磁鋼板
JP2020169373A (ja) 2019-04-05 2020-10-15 日本製鉄株式会社 方向性電磁鋼板

Also Published As

Publication number Publication date
JPWO2023190328A1 (https=) 2023-10-05
WO2023190328A1 (ja) 2023-10-05
US20250243558A1 (en) 2025-07-31
EP4502188A1 (en) 2025-02-05
KR20240136374A (ko) 2024-09-13
EP4502188A4 (en) 2025-07-16
CN118696142A (zh) 2024-09-24

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