BR112018016231A2 - método para produzir chapa de aço elétrico de grão orientado - Google Patents
método para produzir chapa de aço elétrico de grão orientadoInfo
- Publication number
- BR112018016231A2 BR112018016231A2 BR112018016231A BR112018016231A BR112018016231A2 BR 112018016231 A2 BR112018016231 A2 BR 112018016231A2 BR 112018016231 A BR112018016231 A BR 112018016231A BR 112018016231 A BR112018016231 A BR 112018016231A BR 112018016231 A2 BR112018016231 A2 BR 112018016231A2
- Authority
- BR
- Brazil
- Prior art keywords
- steel sheet
- grain oriented
- electric steel
- oriented electric
- producing grain
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title abstract 3
- 239000010959 steel Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000137 annealing Methods 0.000 abstract 2
- 238000005097 cold rolling Methods 0.000 abstract 2
- 238000002791 soaking Methods 0.000 abstract 2
- 239000002244 precipitate Substances 0.000 abstract 1
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 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
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
- C21D1/28—Normalising
-
- 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
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—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
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—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
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0273—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
- 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
- C21D8/1205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular fabrication or treatment of ingot or slab
-
- 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
-
- 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
- C21D8/1261—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 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
- 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
- C21D8/1266—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 between cold rolling steps
-
- 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
- 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
- C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
- C21D8/1283—Application of a separating or insulating coating
-
- 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
- C22C38/001—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
- C22C38/008—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
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- 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
-
- 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
- H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
-
- 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
- C21D2201/00—Treatment for obtaining particular effects
- C21D2201/05—Grain orientation
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Abstract
a presente invenção refere-se a um melhoramento e estabilização de propriedades magnéticas. é fornecido um método de produção de chapa de aço elétrico de grão orientado que envolve, no recozimento antes de laminação a frio final: realizar embebição por 200 segundos ou menos em uma faixa de temperatura de 1.000 a 1.120ºc inclusive, realizar embebição por 200 segundos ou menos em uma faixa de temperatura de 650 a 1.000ºc inclusive depois disso, e alcançar uma quantidade de al em um precipitado, após o recozimento que ocorre antes da laminação a frio final, ou seja, 50% ou mais da quantidade total de al contida em um placa de aço.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016-031368 | 2016-02-22 | ||
JP2016031368 | 2016-02-22 | ||
PCT/JP2017/005714 WO2017145907A1 (ja) | 2016-02-22 | 2017-02-16 | 方向性電磁鋼板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112018016231A2 true BR112018016231A2 (pt) | 2018-12-18 |
BR112018016231B1 BR112018016231B1 (pt) | 2022-06-14 |
Family
ID=59685130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112018016231-0A BR112018016231B1 (pt) | 2016-02-22 | 2017-02-16 | Método para produzir chapa de aço elétrico de grão orientado |
Country Status (10)
Country | Link |
---|---|
US (1) | US11459629B2 (pt) |
EP (1) | EP3421624B1 (pt) |
JP (1) | JP6531864B2 (pt) |
KR (1) | KR102130428B1 (pt) |
CN (1) | CN108699619B (pt) |
BR (1) | BR112018016231B1 (pt) |
CA (1) | CA3014035C (pt) |
MX (1) | MX2018010116A (pt) |
RU (1) | RU2692136C1 (pt) |
WO (1) | WO2017145907A1 (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102044321B1 (ko) * | 2017-12-26 | 2019-11-13 | 주식회사 포스코 | 방향성 전기강판 및 그의 제조방법 |
JP6863310B2 (ja) * | 2018-02-07 | 2021-04-21 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
EP3770283B1 (en) | 2018-03-20 | 2024-01-10 | Nippon Steel Corporation | Method for manufacturing grain-oriented electrical steel sheet and grain-oriented electrical steel sheet |
JP6866869B2 (ja) * | 2018-03-30 | 2021-04-28 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
EP4026921A4 (en) * | 2019-09-06 | 2023-11-01 | JFE Steel Corporation | CORNO-ORIENTED ELECTROMAGNETIC STEEL SHEET AND PROCESS FOR PRODUCTION THEREOF |
KR102305718B1 (ko) * | 2019-12-18 | 2021-09-27 | 주식회사 포스코 | 방향성 전기강판 및 그 제조방법 |
KR102468077B1 (ko) * | 2020-12-21 | 2022-11-16 | 주식회사 포스코 | 방향성 전기강판 및 그의 제조방법 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4468551A (en) | 1982-07-30 | 1984-08-28 | Armco Inc. | Laser treatment of electrical steel and optical scanning assembly therefor |
US4797167A (en) * | 1986-07-03 | 1989-01-10 | Nippon Steel Corporation | Method for the production of oriented silicon steel sheet having excellent magnetic properties |
US4919733A (en) | 1988-03-03 | 1990-04-24 | Allegheny Ludlum Corporation | Method for refining magnetic domains of electrical steels to reduce core loss |
JP2782086B2 (ja) | 1989-05-29 | 1998-07-30 | 新日本製鐵株式会社 | 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 |
IT1290977B1 (it) * | 1997-03-14 | 1998-12-14 | Acciai Speciali Terni Spa | Procedimento per il controllo dell'inibizione nella produzione di lamierino magnetico a grano orientato |
WO1998048062A1 (en) | 1997-04-24 | 1998-10-29 | Acciai Speciali Terni S.P.A. | New process for the production of high-permeability electrical steel from thin slabs |
JPH11117022A (ja) | 1997-10-15 | 1999-04-27 | Kawasaki Steel Corp | 磁束密度が高く鉄損が極めて低い方向性電磁鋼板の 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 |
EP1279747B1 (en) * | 2001-07-24 | 2013-11-27 | JFE Steel Corporation | A method of manufacturing grain-oriented electrical steel sheets |
JP4259269B2 (ja) * | 2003-10-21 | 2009-04-30 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
JP5037796B2 (ja) * | 2005-04-15 | 2012-10-03 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
US7857915B2 (en) * | 2005-06-10 | 2010-12-28 | Nippon Steel Corporation | Grain-oriented electrical steel sheet extremely excellent in magnetic properties and method of production of same |
JP5011711B2 (ja) | 2005-11-15 | 2012-08-29 | Jfeスチール株式会社 | 一方向性電磁鋼板の製造方法 |
IN2015DN02521A (pt) | 2006-05-24 | 2015-09-11 | Nippon Steel & Sumitomo Metal Corp | |
JP5119710B2 (ja) * | 2007-03-28 | 2013-01-16 | Jfeスチール株式会社 | 高強度無方向性電磁鋼板およびその製造方法 |
CN101768697B (zh) * | 2008-12-31 | 2012-09-19 | 宝山钢铁股份有限公司 | 用一次冷轧法生产取向硅钢的方法 |
CN102361993B (zh) * | 2009-03-23 | 2014-12-31 | 新日铁住金株式会社 | 方向性电磁钢板的制造方法、卷绕铁芯用方向性电磁钢板及卷绕铁芯 |
KR101322505B1 (ko) | 2010-02-18 | 2013-10-28 | 신닛테츠스미킨 카부시키카이샤 | 방향성 전자기 강판의 제조 방법 |
CN102947471B (zh) * | 2010-06-18 | 2015-01-14 | 杰富意钢铁株式会社 | 方向性电磁钢板的制造方法 |
DE102011054004A1 (de) * | 2011-09-28 | 2013-03-28 | Thyssenkrupp Electrical Steel Gmbh | Verfahren zum Herstellen eines kornorientierten, für elektrotechnische Anwendungen bestimmten Elektrobands oder -blechs |
EP2832865B1 (en) * | 2012-03-29 | 2018-11-14 | JFE Steel Corporation | Method for manufacturing grain oriented electrical steel sheet |
JP6127440B2 (ja) | 2012-10-16 | 2017-05-17 | Jfeスチール株式会社 | 無方向性電磁鋼板製造用の熱延鋼板およびその製造方法 |
WO2014104393A1 (ja) * | 2012-12-28 | 2014-07-03 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
US9589606B2 (en) * | 2014-01-15 | 2017-03-07 | Samsung Electronics Co., Ltd. | Handling maximum activation count limit and target row refresh in DDR4 SDRAM |
JP6132103B2 (ja) * | 2014-04-10 | 2017-05-24 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
JP6160649B2 (ja) * | 2014-05-19 | 2017-07-12 | Jfeスチール株式会社 | 方向性電磁鋼板の製造方法 |
-
2017
- 2017-02-16 KR KR1020187024842A patent/KR102130428B1/ko active IP Right Grant
- 2017-02-16 CA CA3014035A patent/CA3014035C/en active Active
- 2017-02-16 WO PCT/JP2017/005714 patent/WO2017145907A1/ja active Application Filing
- 2017-02-16 US US16/076,403 patent/US11459629B2/en active Active
- 2017-02-16 MX MX2018010116A patent/MX2018010116A/es unknown
- 2017-02-16 EP EP17756346.7A patent/EP3421624B1/en active Active
- 2017-02-16 JP JP2018501623A patent/JP6531864B2/ja active Active
- 2017-02-16 CN CN201780011803.9A patent/CN108699619B/zh active Active
- 2017-02-16 BR BR112018016231-0A patent/BR112018016231B1/pt active IP Right Grant
- 2017-02-16 RU RU2018130862A patent/RU2692136C1/ru active
Also Published As
Publication number | Publication date |
---|---|
EP3421624B1 (en) | 2021-03-31 |
US20190085423A1 (en) | 2019-03-21 |
KR102130428B1 (ko) | 2020-07-06 |
EP3421624A1 (en) | 2019-01-02 |
CN108699619A (zh) | 2018-10-23 |
RU2692136C1 (ru) | 2019-06-21 |
JPWO2017145907A1 (ja) | 2018-06-07 |
MX2018010116A (es) | 2019-01-21 |
EP3421624A4 (en) | 2019-01-02 |
KR20180107195A (ko) | 2018-10-01 |
CN108699619B (zh) | 2020-07-14 |
CA3014035C (en) | 2021-02-09 |
US11459629B2 (en) | 2022-10-04 |
CA3014035A1 (en) | 2017-08-31 |
JP6531864B2 (ja) | 2019-06-19 |
BR112018016231B1 (pt) | 2022-06-14 |
WO2017145907A1 (ja) | 2017-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR112018016231A2 (pt) | método para produzir chapa de aço elétrico de grão orientado | |
BR112015017719A2 (pt) | método para produzir folha de aço elétrico de grão orientado | |
BR112018068033A2 (pt) | método de produção de chapa de aço elétrica de grão orientado. | |
BR112012031908A2 (pt) | método para produção de chapa de aço elétrico com grão orientado. | |
BR112017003743A2 (pt) | método de fabricação de chapa de aço elétrico de grão orientado, e aparelho de nitretação | |
ZA201806715B (en) | Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts | |
BR112017000205A2 (pt) | processo e equipamento de resfriamento | |
BR112015020187A2 (pt) | método de produção de chapas de aço elétrico de grão orientado | |
ZA201807065B (en) | Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts | |
BR112017000019A2 (pt) | "método para produzir uma folha de aço laminada a frio e folha de aço" | |
BR112017001223A2 (pt) | chapa de aço eletromagnética não orientada que tem excelentes características magnéticas | |
BR112015003767A2 (pt) | método para fabricação de estabilizador, e dispositivo de aquecimento | |
ZA201807245B (en) | Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts | |
BR112017008044A2 (pt) | método para a produção de um aço nitretado para embalagem | |
BR112017007273A2 (pt) | produto de aço plano laminado a frio e recozido, recristalizado, e método para a fabricação de um produto de aço plano formado | |
BR112017004145A2 (pt) | chapa de aço laminada a frio, método de fabricação de chapa de aço laminada a frio, membro de automóvel e instalação para fabricação de chapa de aço laminada a frio | |
BR112015030003A2 (pt) | chapa de aço laminada a frio, chapa de aço laminada a frio galvanizada e método de produção da mesma | |
BR112012032029A2 (pt) | método de laminação para produtos planos e linha de laminação relacionada | |
BR112015021057A2 (pt) | método e aparelho para formar uma parte, e, parte formada a quente | |
ZA202103425B (en) | Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts | |
BR112012020741A2 (pt) | "método de produção de chapa de aço elétrico com grão orientado" | |
BR112014000185A2 (pt) | método para produzir um produto plano de aço para fins elétricos de grãos orientados destinado a aplicações eletroquímicas | |
BR112015027811A2 (pt) | aço revestido de zinco para aplicações de impressão de endurecimento e método de produção | |
BR112017000026A2 (pt) | ?método para fabricar uma chapa de aço e chapa de aço? | |
WO2011095417A3 (de) | Metallband mit einer konstanten metallbandicke und unterschiedlichen mechanischen eigenschaften |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06W | Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette] | ||
B350 | Update of information on the portal [chapter 15.35 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 16/02/2017, OBSERVADAS AS CONDICOES LEGAIS |