BRPI1012330A2 - método de produção de chapa de aço para fins elétricos de grão orientado, chapa de aço para fins elétricos para núcleo enrolado, e núcleo enrolado - Google Patents
método de produção de chapa de aço para fins elétricos de grão orientado, chapa de aço para fins elétricos para núcleo enrolado, e núcleo enroladoInfo
- Publication number
- BRPI1012330A2 BRPI1012330A2 BRPI1012330A BRPI1012330A BRPI1012330A2 BR PI1012330 A2 BRPI1012330 A2 BR PI1012330A2 BR PI1012330 A BRPI1012330 A BR PI1012330A BR PI1012330 A BRPI1012330 A BR PI1012330A BR PI1012330 A2 BRPI1012330 A2 BR PI1012330A2
- Authority
- BR
- Brazil
- Prior art keywords
- coiled core
- sheet
- electric
- production method
- grain oriented
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
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 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
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
- 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 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
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
- 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 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
- C21D8/1255—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 with diffusion of elements, e.g. decarburising, nitriding
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/11—Making amorphous 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
- C22C38/04—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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
- C22C38/60—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
- H01F1/16—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B3/02—Rolling special iron alloys, e.g. stainless steel
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Power Engineering (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009-070336 | 2009-03-23 | ||
JP2009070336 | 2009-03-23 | ||
PCT/JP2010/054846 WO2010110217A1 (ja) | 2009-03-23 | 2010-03-19 | 方向性電磁鋼板の製造方法、巻き鉄心用方向性電磁鋼板、及び巻き鉄心 |
Publications (2)
Publication Number | Publication Date |
---|---|
BRPI1012330A2 true BRPI1012330A2 (pt) | 2016-03-29 |
BRPI1012330B1 BRPI1012330B1 (pt) | 2021-03-23 |
Family
ID=42780912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI1012330-0A BRPI1012330B1 (pt) | 2009-03-23 | 2010-03-19 | Método de produção de chapa de aço elétrico de grão orientado |
Country Status (9)
Country | Link |
---|---|
US (1) | US20120013430A1 (pt) |
EP (2) | EP2412831B8 (pt) |
JP (1) | JP4746716B2 (pt) |
KR (1) | KR101351706B1 (pt) |
CN (2) | CN104087823B (pt) |
BR (1) | BRPI1012330B1 (pt) |
PL (1) | PL2412831T3 (pt) |
RU (1) | RU2502810C2 (pt) |
WO (1) | WO2010110217A1 (pt) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5278626B2 (ja) | 2011-04-27 | 2013-09-04 | 新日鐵住金株式会社 | Fe系金属板及びその製造方法 |
JP5854233B2 (ja) * | 2013-02-14 | 2016-02-09 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
KR101676630B1 (ko) * | 2015-11-10 | 2016-11-16 | 주식회사 포스코 | 방향성 전기강판 및 그 제조방법 |
BR112018016231B1 (pt) * | 2016-02-22 | 2022-06-14 | Jfe Steel Corporation | Método para produzir chapa de aço elétrico de grão orientado |
KR102140991B1 (ko) * | 2016-03-09 | 2020-08-04 | 제이에프이 스틸 가부시키가이샤 | 방향성 전자 강판의 제조 방법 |
JP6512386B2 (ja) * | 2017-02-20 | 2019-05-15 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
JP6838601B2 (ja) * | 2017-12-28 | 2021-03-03 | Jfeスチール株式会社 | 低鉄損方向性電磁鋼板とその製造方法 |
KR102437377B1 (ko) * | 2017-12-28 | 2022-08-26 | 제이에프이 스틸 가부시키가이샤 | 저철손 방향성 전자 강판과 그의 제조 방법 |
KR102501748B1 (ko) * | 2018-03-23 | 2023-02-21 | 닛폰세이테츠 가부시키가이샤 | 무방향성 전자 강판 |
CA3097333C (en) * | 2018-05-30 | 2023-08-01 | Jfe Steel Corporation | Electrical steel sheet having insulating coating, method for producing the same, transformer core and transformer using the electrical steel sheet, and method for reducing dielectric loss in transformer |
JP7307354B2 (ja) * | 2018-06-21 | 2023-07-12 | 日本製鉄株式会社 | 磁気特性が優れた方向性電磁鋼板 |
JP7299464B2 (ja) * | 2018-10-03 | 2023-06-28 | 日本製鉄株式会社 | 方向性電磁鋼板、巻鉄心変圧器用方向性電磁鋼板、巻鉄心の製造方法及び巻鉄心変圧器の製造方法 |
KR102493707B1 (ko) * | 2019-01-08 | 2023-02-06 | 닛폰세이테츠 가부시키가이샤 | 방향성 전자 강판의 제조 방법 및 방향성 전자 강판 |
KR102305718B1 (ko) * | 2019-12-18 | 2021-09-27 | 주식회사 포스코 | 방향성 전기강판 및 그 제조방법 |
JP6944146B1 (ja) * | 2020-08-03 | 2021-10-06 | トヨタ紡織株式会社 | 熱処理方法及び熱処理炉 |
ES2885152B2 (es) * | 2021-03-09 | 2022-04-21 | Bilstein Gmbh & Co Kg | Procedimiento para fabricar un anteproducto magnético dulce de metal |
Family Cites Families (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5113469B2 (pt) | 1972-10-13 | 1976-04-28 | ||
JPS5956523A (ja) * | 1982-09-24 | 1984-04-02 | Nippon Steel Corp | 高磁束密度一方向性珪素鋼板の製造方法 |
JPS6240315A (ja) | 1985-08-15 | 1987-02-21 | Nippon Steel Corp | 磁束密度の高い一方向性珪素鋼板の製造方法 |
JPS6474817A (en) | 1987-09-17 | 1989-03-20 | Asahi Glass Co Ltd | Ultrasonic delay line |
JPH0277525A (ja) | 1988-04-25 | 1990-03-16 | Nippon Steel Corp | 磁気特性、皮膜特性ともに優れた一方向性電磁鋼板の製造方法 |
JP3331478B2 (ja) | 1992-12-22 | 2002-10-07 | 新日本製鐵株式会社 | 高磁束密度一方向性電磁鋼板の製造方法 |
JP2680519B2 (ja) | 1993-01-08 | 1997-11-19 | 新日本製鐵株式会社 | 高磁束密度一方向性電磁鋼板の製造方法 |
JP2680987B2 (ja) * | 1994-04-05 | 1997-11-19 | 新日本製鐵株式会社 | 鉄損の低い方向性珪素鋼板の製造方法 |
RU2096516C1 (ru) * | 1996-01-10 | 1997-11-20 | Акционерное общество "Новолипецкий металлургический комбинат" | Сталь кремнистая электротехническая и способ ее обработки |
IT1284268B1 (it) * | 1996-08-30 | 1998-05-14 | Acciai Speciali Terni Spa | Procedimento per la produzione di lamierino magnetico a grano orientato, con elevate caratteristiche magnetiche, a partire da |
JP3369443B2 (ja) | 1997-01-30 | 2003-01-20 | 新日本製鐵株式会社 | 高磁束密度一方向性電磁鋼板の製造方法 |
JP3390345B2 (ja) * | 1997-07-17 | 2003-03-24 | 川崎製鉄株式会社 | 磁気特性に優れる方向性電磁鋼板及びその製造方法 |
JP4653266B2 (ja) * | 1998-10-22 | 2011-03-16 | 新日本製鐵株式会社 | 一方向性電磁鋼板の製造方法 |
KR100359622B1 (ko) * | 1999-05-31 | 2002-11-07 | 신닛뽄세이테쯔 카부시키카이샤 | 고자장 철손 특성이 우수한 고자속밀도 일방향성 전자 강판 및 그의 제조방법 |
EP1162280B1 (en) * | 2000-06-05 | 2013-08-07 | Nippon Steel & Sumitomo Metal Corporation | Method for producing a grain-oriented electrical steel sheet excellent in magnetic properties |
JP2002241906A (ja) * | 2001-02-09 | 2002-08-28 | Kawasaki Steel Corp | 被膜特性および磁気特性に優れた方向性電磁鋼板 |
JP4456317B2 (ja) * | 2001-04-16 | 2010-04-28 | 新日本製鐵株式会社 | 方向性電磁鋼板の製造方法 |
JP4258349B2 (ja) * | 2002-10-29 | 2009-04-30 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
JP4241226B2 (ja) | 2003-07-04 | 2009-03-18 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
JP5320690B2 (ja) | 2006-05-24 | 2013-10-23 | 新日鐵住金株式会社 | 磁束密度の高い方向性電磁鋼板の製造方法 |
WO2008062853A1 (fr) * | 2006-11-22 | 2008-05-29 | Nippon Steel Corporation | Feuille d'acier électromagnétique à orientation unidirectionnelle de grains, ayant une excellente adhésion de film, et son procédé de fabrication |
JP4608514B2 (ja) * | 2007-04-12 | 2011-01-12 | 新日本製鐵株式会社 | 著しく磁束密度が高い方向性電磁鋼板の製造方法 |
JP4608562B2 (ja) * | 2008-03-05 | 2011-01-12 | 新日本製鐵株式会社 | 著しく磁束密度が高い方向性電磁鋼板の製造方法 |
JP5439866B2 (ja) * | 2008-03-05 | 2014-03-12 | 新日鐵住金株式会社 | 著しく磁束密度が高い方向性電磁鋼板の製造方法 |
JP5712491B2 (ja) * | 2010-03-12 | 2015-05-07 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
KR101318527B1 (ko) * | 2010-03-17 | 2013-10-16 | 신닛테츠스미킨 카부시키카이샤 | 방향성 전자기 강판의 제조 방법 |
EP2578706B1 (en) * | 2010-05-25 | 2016-06-08 | Nippon Steel & Sumitomo Metal Corporation | Method of manufacturing grain-oriented electrical steel sheet |
-
2010
- 2010-03-19 WO PCT/JP2010/054846 patent/WO2010110217A1/ja active Application Filing
- 2010-03-19 KR KR1020117024861A patent/KR101351706B1/ko active IP Right Grant
- 2010-03-19 PL PL10756014T patent/PL2412831T3/pl unknown
- 2010-03-19 BR BRPI1012330-0A patent/BRPI1012330B1/pt active IP Right Grant
- 2010-03-19 CN CN201410318210.5A patent/CN104087823B/zh active Active
- 2010-03-19 EP EP10756014.6A patent/EP2412831B8/en active Active
- 2010-03-19 EP EP20157330.0A patent/EP3696288A3/en active Pending
- 2010-03-19 JP JP2010531353A patent/JP4746716B2/ja active Active
- 2010-03-19 US US13/257,699 patent/US20120013430A1/en not_active Abandoned
- 2010-03-19 CN CN201080013802.6A patent/CN102361993B/zh active Active
- 2010-03-19 RU RU2011142785/02A patent/RU2502810C2/ru active
Also Published As
Publication number | Publication date |
---|---|
KR20110139753A (ko) | 2011-12-29 |
WO2010110217A1 (ja) | 2010-09-30 |
CN104087823B (zh) | 2016-08-03 |
EP2412831A1 (en) | 2012-02-01 |
EP3696288A2 (en) | 2020-08-19 |
US20120013430A1 (en) | 2012-01-19 |
CN104087823A (zh) | 2014-10-08 |
EP2412831A4 (en) | 2017-05-03 |
EP2412831B1 (en) | 2020-12-30 |
BRPI1012330B1 (pt) | 2021-03-23 |
EP2412831B8 (en) | 2021-03-10 |
RU2011142785A (ru) | 2013-04-27 |
KR101351706B1 (ko) | 2014-01-14 |
RU2502810C2 (ru) | 2013-12-27 |
JPWO2010110217A1 (ja) | 2012-09-27 |
EP3696288A3 (en) | 2020-09-09 |
CN102361993A (zh) | 2012-02-22 |
JP4746716B2 (ja) | 2011-08-10 |
CN102361993B (zh) | 2014-12-31 |
PL2412831T3 (pl) | 2021-05-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B25D | Requested change of name of applicant approved |
Owner name: NIPPON STEEL AND SUMITOMO METAL CORPORATION (JP) |
|
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09B | Patent application refused [chapter 9.2 patent gazette] | ||
B12B | Appeal against refusal [chapter 12.2 patent gazette] | ||
B25D | Requested change of name of applicant approved |
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