EA004912B1 - Магнитная сталь с неориентированными зернами, способ производства листовой стали и получаемая листовая сталь - Google Patents
Магнитная сталь с неориентированными зернами, способ производства листовой стали и получаемая листовая сталь Download PDFInfo
- Publication number
- EA004912B1 EA004912B1 EA200300729A EA200300729A EA004912B1 EA 004912 B1 EA004912 B1 EA 004912B1 EA 200300729 A EA200300729 A EA 200300729A EA 200300729 A EA200300729 A EA 200300729A EA 004912 B1 EA004912 B1 EA 004912B1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- oriented grains
- magnetic
- sheet steel
- steel sheet
- temperature
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 92
- 239000010959 steel Substances 0.000 title claims abstract description 92
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 22
- 238000000137 annealing Methods 0.000 claims abstract description 21
- 230000006698 induction Effects 0.000 claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 238000005097 cold rolling Methods 0.000 claims abstract description 11
- 238000005098 hot rolling Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000011248 coating agent Substances 0.000 claims abstract description 3
- 238000000576 coating method Methods 0.000 claims abstract description 3
- 239000012535 impurity Substances 0.000 claims abstract description 3
- 229910052742 iron Inorganic materials 0.000 claims abstract description 3
- 238000004804 winding Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000005266 casting Methods 0.000 claims description 2
- 238000007669 thermal treatment Methods 0.000 abstract 2
- 238000009413 insulation Methods 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 8
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 7
- 229910052718 tin Inorganic materials 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 239000000155 melt Substances 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910000851 Alloy steel Inorganic materials 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- -1 aluminum nitrides Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000000930 thermomechanical effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000011426 transformation method Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 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
- 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
- C22C38/008—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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
-
- 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
- C21D8/1272—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0017084A FR2818664B1 (fr) | 2000-12-27 | 2000-12-27 | Acier magnetique a grains non orientes, procede de fabrication de toles et toles obtenues |
| PCT/FR2001/004093 WO2002052048A1 (fr) | 2000-12-27 | 2001-12-20 | Acier magnetique a grains non orientes, procede de fabrication de tôles et tôles obtenues |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EA200300729A1 EA200300729A1 (ru) | 2003-12-25 |
| EA004912B1 true EA004912B1 (ru) | 2004-08-26 |
Family
ID=8858246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA200300729A EA004912B1 (ru) | 2000-12-27 | 2001-12-20 | Магнитная сталь с неориентированными зернами, способ производства листовой стали и получаемая листовая сталь |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP1346069B1 (cs) |
| AT (1) | ATE269421T1 (cs) |
| CZ (1) | CZ303205B6 (cs) |
| DE (1) | DE60103933T2 (cs) |
| EA (1) | EA004912B1 (cs) |
| ES (1) | ES2223961T3 (cs) |
| FR (1) | FR2818664B1 (cs) |
| TR (1) | TR200401448T4 (cs) |
| WO (1) | WO2002052048A1 (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2835001A1 (fr) * | 2002-01-21 | 2003-07-25 | Usinor | Procede de fabrication d'une tole d'acier magnetique, toles et pieces obtenues |
| CN102443734B (zh) * | 2010-09-30 | 2013-06-19 | 宝山钢铁股份有限公司 | 无瓦楞状缺陷的无取向电工钢板及其制造方法 |
| WO2025104468A1 (en) * | 2023-11-15 | 2025-05-22 | Arcelormittal | A non-oriented electrical steel and a method of manufacturing non-oriented electrical steel thereof |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS583027B2 (ja) * | 1979-05-30 | 1983-01-19 | 川崎製鉄株式会社 | 鉄損の低い冷間圧延無方向性電磁鋼板 |
| JP3446385B2 (ja) * | 1995-04-21 | 2003-09-16 | Ｊｆｅスチール株式会社 | 被膜密着性に優れた無方向性電磁鋼板 |
| JPH0941037A (ja) * | 1995-05-19 | 1997-02-10 | Kawasaki Steel Corp | 無方向性電磁鋼板の製造方法 |
| KR100240995B1 (ko) * | 1995-12-19 | 2000-03-02 | 이구택 | 절연피막의 밀착성이 우수한 무방향성 전기강판의 제조방법 |
| US5798001A (en) * | 1995-12-28 | 1998-08-25 | Ltv Steel Company, Inc. | Electrical steel with improved magnetic properties in the rolling direction |
| JP3378934B2 (ja) * | 1996-08-19 | 2003-02-17 | 新日本製鐵株式会社 | 磁気特性と表面性状の優れた無方向性電磁鋼板の製造方法 |
| US6139650A (en) * | 1997-03-18 | 2000-10-31 | Nkk Corporation | Non-oriented electromagnetic steel sheet and method for manufacturing the same |
| JPH11189850A (ja) * | 1997-12-24 | 1999-07-13 | Sumitomo Metal Ind Ltd | 無方向性電磁鋼板およびその製造方法 |
| JP3883029B2 (ja) * | 1998-01-19 | 2007-02-21 | Ｊｆｅスチール株式会社 | 軟磁性鋼板 |
| JPH11286725A (ja) * | 1998-04-01 | 1999-10-19 | Nippon Steel Corp | 磁性に優れた無方向性電磁鋼板の製造方法 |
-
2000
- 2000-12-27 FR FR0017084A patent/FR2818664B1/fr not_active Expired - Lifetime
-
2001
- 2001-12-20 AT AT01994925T patent/ATE269421T1/de active
- 2001-12-20 DE DE60103933T patent/DE60103933T2/de not_active Expired - Lifetime
- 2001-12-20 EP EP01994925A patent/EP1346069B1/fr not_active Expired - Lifetime
- 2001-12-20 EA EA200300729A patent/EA004912B1/ru not_active IP Right Cessation
- 2001-12-20 TR TR2004/01448T patent/TR200401448T4/xx unknown
- 2001-12-20 ES ES01994925T patent/ES2223961T3/es not_active Expired - Lifetime
- 2001-12-20 WO PCT/FR2001/004093 patent/WO2002052048A1/fr not_active Ceased
- 2001-12-20 CZ CZ20031798A patent/CZ303205B6/cs not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EA200300729A1 (ru) | 2003-12-25 |
| CZ20031798A3 (cs) | 2004-02-18 |
| CZ303205B6 (cs) | 2012-05-23 |
| DE60103933D1 (de) | 2004-07-22 |
| DE60103933T2 (de) | 2004-11-04 |
| ATE269421T1 (de) | 2004-07-15 |
| FR2818664A1 (fr) | 2002-06-28 |
| EP1346069B1 (fr) | 2004-06-16 |
| TR200401448T4 (tr) | 2004-07-21 |
| FR2818664B1 (fr) | 2003-12-05 |
| ES2223961T3 (es) | 2005-03-01 |
| WO2002052048A1 (fr) | 2002-07-04 |
| EP1346069A1 (fr) | 2003-09-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ KZ KG MD TJ TM |
|
| MK4A | Patent expired |
Designated state(s): BY RU |