JP6463488B2 - 磁気的性質に優れた方向性電磁鋼板およびその製造方法 - Google Patents
磁気的性質に優れた方向性電磁鋼板およびその製造方法 Download PDFInfo
- Publication number
- JP6463488B2 JP6463488B2 JP2017534256A JP2017534256A JP6463488B2 JP 6463488 B2 JP6463488 B2 JP 6463488B2 JP 2017534256 A JP2017534256 A JP 2017534256A JP 2017534256 A JP2017534256 A JP 2017534256A JP 6463488 B2 JP6463488 B2 JP 6463488B2
- Authority
- JP
- Japan
- Prior art keywords
- steel sheet
- aluminum
- hot
- grain
- electrical steel
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 27
- 229910000976 Electrical steel Inorganic materials 0.000 title claims description 22
- 229910000831 Steel Inorganic materials 0.000 claims description 97
- 239000010959 steel Substances 0.000 claims description 97
- 238000000137 annealing Methods 0.000 claims description 72
- 229910052782 aluminium Inorganic materials 0.000 claims description 53
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 claims description 48
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 claims description 44
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 42
- 229910052751 metal Inorganic materials 0.000 claims description 38
- 239000002184 metal Substances 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 31
- 229910052718 tin Inorganic materials 0.000 claims description 31
- 229910052710 silicon Inorganic materials 0.000 claims description 27
- 229910052787 antimony Inorganic materials 0.000 claims description 26
- 238000005261 decarburization Methods 0.000 claims description 26
- 238000007747 plating Methods 0.000 claims description 25
- 238000005097 cold rolling Methods 0.000 claims description 23
- 229910000676 Si alloy Inorganic materials 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 15
- 238000005098 hot rolling Methods 0.000 claims description 14
- 229910052748 manganese Inorganic materials 0.000 claims description 13
- 238000005121 nitriding Methods 0.000 claims description 13
- 239000010703 silicon Substances 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 238000011282 treatment Methods 0.000 claims description 10
- 238000007598 dipping method Methods 0.000 claims description 8
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- 238000003303 reheating Methods 0.000 claims description 5
- 239000010960 cold rolled steel Substances 0.000 claims description 4
- 238000002791 soaking Methods 0.000 claims description 2
- 238000003618 dip coating Methods 0.000 claims 1
- 239000013078 crystal Substances 0.000 description 65
- 238000001953 recrystallisation Methods 0.000 description 58
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 35
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 22
- 230000008569 process Effects 0.000 description 21
- 230000000694 effects Effects 0.000 description 16
- 229910052757 nitrogen Inorganic materials 0.000 description 15
- 229910052742 iron Inorganic materials 0.000 description 14
- 150000004767 nitrides Chemical class 0.000 description 12
- 239000002244 precipitate Substances 0.000 description 12
- 238000005096 rolling process Methods 0.000 description 11
- 239000012298 atmosphere Substances 0.000 description 10
- 239000003112 inhibitor Substances 0.000 description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 229910001566 austenite Inorganic materials 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 229910052796 boron Inorganic materials 0.000 description 6
- 239000003966 growth inhibitor Substances 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 6
- 230000005389 magnetism Effects 0.000 description 6
- 238000005204 segregation Methods 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 239000012467 final product Substances 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- -1 (Al Chemical class 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000006104 solid solution Substances 0.000 description 4
- 238000009628 steelmaking Methods 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 229910004283 SiO 4 Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 229910002056 binary alloy Inorganic materials 0.000 description 2
- 239000011162 core material Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003887 surface segregation Methods 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910000967 As alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010053759 Growth retardation Diseases 0.000 description 1
- 229910000565 Non-oriented electrical steel Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009422 growth inhibiting effect Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 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
-
- 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
- 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
- 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
- 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
- C22C38/04—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
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/12—Aluminium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/261—After-treatment in a gas atmosphere, e.g. inert or reducing atmosphere
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
- C23C2/29—Cooling or quenching
-
- 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
-
- 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)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
- Coating With Molten Metal (AREA)
Description
重量%で、Si:2.0〜6.5%、酸可溶性Al:0.4〜5%、Mn:0.20%以下(0%を除く)、N:0.010%以下(0%を除く)、S:0.010%以下(0%を除く)、P:0.005〜0.05%、C:0.04〜0.12%、残部のFeおよびその他不可避不純物からなる鋼板と、前記鋼板の表面に形成され、アルミニウムまたはアルミニウム−ケイ素合金からなる溶融メッキ層と、前記溶融メッキ層上に形成され、アルミニウム酸化物またはアルミニウム−ケイ素合金の酸化物からなる酸化層とを含む方向性電磁鋼板を提供する。
重量%で、Si:2.0〜6.5%、酸可溶性Al:0.04%以下(0%を除く)、Mn:0.20%以下(0%を除く)、N:0.010%以下(0%を除く)、S:0.010%以下(0%を除く)、P:0.005〜0.05%、C:0.04〜0.12%、残部のFeおよびその他不可避不純物からなる鋼スラブを準備する段階と、
前記鋼スラブを1250℃以下の温度に再加熱する段階と、
前記再加熱されたスラブを熱間圧延、熱延板焼鈍、および冷間圧延を実施して鋼板を製造する段階と、
前記冷間圧延された鋼板に対して脱炭焼鈍および窒化処理を同時または順次に実施する段階と、
前記脱炭焼鈍および窒化処理された鋼板に対して最終焼鈍する段階とを含み、
前記脱炭焼鈍および窒化処理段階の間または脱炭焼鈍および窒化処理段階の後に、アルミニウムまたはアルミニウム−ケイ素の二元系溶融金属を溶融メッキする段階と、溶融メッキ層の表面を酸化させる段階とをさらに含むことを特徴とする方向性電磁鋼板の製造方法を提供する。
前記冷間圧延された鋼板に対して脱炭焼鈍および窒化焼鈍を同時または順次に実施する段階と、
前記脱炭焼鈍および窒化焼鈍された鋼板に対して最終焼鈍する段階とを含み、
前記脱炭焼鈍段階の間または脱炭焼鈍段階の後に、アルミニウムまたはアルミニウム−ケイ素の二元系溶融金属を溶融メッキした後、溶融メッキ層の表面を酸化させることを特徴とする方向性電磁鋼板の製造方法を提供する。
Si:3.2wt%、C:0.055wt%、Mn:0.099wt%、S:0.0045wt%、N:0.0043wt%、Sol−Al:0.028wt%、P:0.028wt%、残りの成分は残部のFeとその他不可避に含有される不純物を含有する方向性電磁鋼板を、真空溶解前に、SbとSnを合わせた総含有量で0.04重量%を添加して真空溶解した後、インゴットを作り、次に、1150℃の温度に加熱した後、厚さ2.5mmに熱間圧延した。製造された熱延板は、1070℃の温度に加熱した後、920℃で160秒間維持し、水に急冷した。
溶融メッキする金属をアルミニウム−ケイ素の二元系としたり、SbとSnを合わせた総含有量を異ならせたことを除けば、実施例1と同様の方法で方向性電磁鋼板を製造した。
溶融金属、またはSbとSnを合わせた総含有量を異ならせたことを除けば、実施例1と同様の方法で方向性電磁鋼板を製造した。
Claims (13)
- 重量%で、Si:2.0〜6.5%、酸可溶性Al:1〜5%、Mn:0.20%以下(0%を除く)、N:0.010%以下(0%を除く)、S:0.010%以下(0%を除く)、P:0.005〜0.05%、C:0.04〜0.12%、Sb、Sn、または両元素を合わせた総含有量:0.01%〜0.15%、残部のFeおよびその他不可避不純物からなる鋼板と、
前記鋼板の表面に形成され、アルミニウムまたはアルミニウム−ケイ素合金からなる溶融メッキ層と、
前記溶融メッキ層上に形成され、アルミニウム酸化物またはアルミニウム−ケイ素合金の酸化物からなる酸化層と
を含む方向性電磁鋼板。 - 前記アルミニウム−ケイ素合金は、ケイ素を0超過〜60重量%含む、請求項1に記載の方向性電磁鋼板。
- 前記アルミニウム−ケイ素合金は、ケイ素を10〜30重量%含む、請求項2に記載の方向性電磁鋼板。
- 前記溶融メッキ層は、非メッキ率が15%以下である、請求項1に記載の方向性電磁鋼板。
- 重量%で、Si:2.0〜6.5%、酸可溶性Al:0.04%以下(0%を除く)、Mn:0.20%以下(0%を除く)、N:0.010%以下(0%を除く)、S:0.010%以下(0%を除く)、P:0.005〜0.05%、C:0.04〜0.12%、Sb、Sn、または両元素を合わせた総含有量:0.01%〜0.15%、残部のFeおよびその他不可避不純物からなる鋼スラブを準備する段階と、
前記鋼スラブを1250℃以下の温度に再加熱する段階と、
前記再加熱されたスラブを熱間圧延、熱延板焼鈍、および冷間圧延を実施して鋼板を製造する段階と、
前記冷間圧延された鋼板に対して脱炭焼鈍および窒化処理を同時または順次に実施する段階と、
前記脱炭焼鈍および窒化処理された鋼板に対して最終焼鈍する段階とを含み、
前記脱炭焼鈍および窒化処理段階の後に、アルミニウムまたはアルミニウム−ケイ素の二元系溶融金属を溶融メッキする段階をさらに含み、前記最終焼鈍する間に溶融メッキ層の表面を酸化させ、
前記最終焼鈍された鋼板はAlを1〜5重量%含むことを特徴とする
方向性電磁鋼板の製造方法。 - 前記鋼板に溶融メッキされるアルミニウム−ケイ素合金は、ケイ素を0超過〜60重量%含む、請求項5に記載の方向性電磁鋼板の製造方法。
- 前記鋼板に溶融メッキされるアルミニウム−ケイ素合金は、ケイ素を10〜30重量%含む、請求項6に記載の方向性電磁鋼板の製造方法。
- 前記アルミニウムまたはアルミニウム−ケイ素の二元系溶融金属を溶融メッキする段階は、600〜900℃の温度で行われることを特徴とする、請求項5に記載の方向性電磁鋼板の製造方法。
- 前記アルミニウムまたはアルミニウム−ケイ素の二元系溶融金属を溶融メッキする段階において、溶融メッキ層の非メッキ率が15%以下となるように溶融メッキすることを特徴とする、請求項5に記載の方向性電磁鋼板の製造方法。
- 前記アルミニウムまたはアルミニウム−ケイ素の二元系溶融金属を溶融メッキする段階の前に、脱炭窒化焼鈍された鋼板の表面に形成された外部酸化層を一部または全部還元させる段階をさらに含むことを特徴とする、請求項5に記載の方向性電磁鋼板の製造方法。
- 前記熱延板焼鈍は、900〜1200℃まで加熱し、均熱熱処理を実施した後、冷却することを特徴とする、請求項5に記載の方向性電磁鋼板の製造方法。
- 前記冷間圧延は、1回の強冷間圧延で冷間圧延率が87%以上に圧延することを特徴とする、請求項5に記載の方向性電磁鋼板の製造方法。
- 前記脱炭焼鈍および窒化処理を実施する段階は、800〜950℃の温度で行われることを特徴とする、請求項5に記載の方向性電磁鋼板の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2014-0188876 | 2014-12-24 | ||
KR1020140188876A KR101693522B1 (ko) | 2014-12-24 | 2014-12-24 | 자기적 성질이 우수한 방향성 전기강판 및 그 제조방법 |
PCT/KR2015/014033 WO2016105052A1 (ko) | 2014-12-24 | 2015-12-21 | 자기적 성질이 우수한 방향성 전기강판 및 그 제조방법. |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018509522A JP2018509522A (ja) | 2018-04-05 |
JP6463488B2 true JP6463488B2 (ja) | 2019-02-06 |
Family
ID=56150999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017534256A Active JP6463488B2 (ja) | 2014-12-24 | 2015-12-21 | 磁気的性質に優れた方向性電磁鋼板およびその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11060158B2 (ja) |
JP (1) | JP6463488B2 (ja) |
KR (1) | KR101693522B1 (ja) |
CN (1) | CN107109585B (ja) |
WO (1) | WO2016105052A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102043782B1 (ko) * | 2017-12-26 | 2019-11-12 | 주식회사 포스코 | 방향성 전기강판 및 방향성 전기강판의 제조방법 |
KR102020423B1 (ko) * | 2017-12-26 | 2019-09-10 | 주식회사 포스코 | 절연 특성이 우수한 코팅 전기강판 및 이의 제조방법 |
US11421297B2 (en) * | 2018-03-23 | 2022-08-23 | Nippon Steel Corporation | Non-oriented electrical steel sheet |
CN110607496B (zh) * | 2018-06-14 | 2021-03-26 | 东北大学 | 一种具有Goss织构的Fe-Si合金的制备方法 |
CN114774822B (zh) * | 2022-04-14 | 2024-06-21 | 常州大学 | 在316l不锈钢表面制备抗高温氧化镀层的方法 |
WO2023248922A1 (ja) * | 2022-06-21 | 2023-12-28 | 株式会社アイシン | 鋼材処理方法及び電磁鋼板 |
CN115478135B (zh) * | 2022-09-06 | 2024-02-02 | 东北大学 | 一种具有强{100}取向柱状晶的高硅钢薄带的制备方法 |
CN115449741B (zh) * | 2022-09-20 | 2023-11-24 | 武汉钢铁有限公司 | 一种基于薄板坯连铸连轧生产高磁感取向硅钢及方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5546507A (en) * | 1978-09-28 | 1980-04-01 | Nisshin Steel Co Ltd | Magnetic and electromagnetic shield aluminum plated steel plate and method of manufacturing same |
JPS61139677A (ja) * | 1984-12-10 | 1986-06-26 | Nippon Steel Corp | 低鉄損方向性電磁鋼板の製造法 |
JPH0686631B2 (ja) | 1988-05-11 | 1994-11-02 | 新日本製鐵株式会社 | 磁束密度の高い一方向性電磁鋼板の製造方法 |
JP2738209B2 (ja) * | 1992-03-02 | 1998-04-08 | 日本鋼管株式会社 | めっき密着性に優れた高強度高延性溶融亜鉛めっき鋼板 |
JP2704350B2 (ja) * | 1992-11-02 | 1998-01-26 | 新日本製鐵株式会社 | プレス成形性の良好な高強度鋼板の製造方法 |
JPH07138648A (ja) * | 1993-10-01 | 1995-05-30 | Kawasaki Steel Corp | 方向性けい素鋼板の鉄損低減方法および低鉄損方向性けい素鋼板 |
JPH07188759A (ja) * | 1993-12-28 | 1995-07-25 | Kawasaki Steel Corp | 磁気特性の優れた方向性けい素鋼板の製造方法 |
JP2827890B2 (ja) * | 1994-03-24 | 1998-11-25 | 住友金属工業株式会社 | 磁気特性の優れた電磁鋼板の製造方法 |
JP3552501B2 (ja) * | 1997-10-28 | 2004-08-11 | Jfeスチール株式会社 | 鉄損が極めて低い方向性電磁鋼板およびその製造方法 |
DE60144062D1 (de) * | 2000-12-29 | 2011-03-31 | Nippon Steel Corp | Hochfeste, mit schmelzflüssigem zink verzinkte stahlplatte, die eine hervorragende auftragsadhäsion aufweist und zum pressformen geeignet ist, und verfahren zu ihrer herstellung |
CN102242306B (zh) * | 2005-08-03 | 2013-03-27 | 住友金属工业株式会社 | 热轧钢板及冷轧钢板及它们的制造方法 |
CN101821418B (zh) * | 2007-12-03 | 2012-04-18 | 新日本制铁株式会社 | 高频铁损低的无方向性电磁钢板及其制造方法 |
DE102010017354A1 (de) * | 2010-06-14 | 2011-12-15 | Thyssenkrupp Steel Europe Ag | Verfahren zum Herstellen eines warmgeformten und gehärteten, mit einer metallischen Korrosionsschutzbeschichtung überzogenen Stahlbauteils aus einem Stahlflachprodukt |
KR101223117B1 (ko) | 2010-12-23 | 2013-01-17 | 주식회사 포스코 | 자성이 우수한 방향성 전기강판 및 이의 제조방법 |
JP5613134B2 (ja) * | 2011-01-31 | 2014-10-22 | 株式会社神戸製鋼所 | 永久磁石モータ用ロータ鉄心 |
JP6203473B2 (ja) * | 2011-10-31 | 2017-09-27 | 新日鐵住金株式会社 | 高い{200}面集積度を有するFe系金属板の製造方法 |
KR101506677B1 (ko) * | 2013-04-25 | 2015-03-27 | 주식회사 포스코 | 방향성 전기강판 및 그 제조방법 |
-
2014
- 2014-12-24 KR KR1020140188876A patent/KR101693522B1/ko active IP Right Grant
-
2015
- 2015-12-21 US US15/539,665 patent/US11060158B2/en active Active
- 2015-12-21 CN CN201580071240.3A patent/CN107109585B/zh active Active
- 2015-12-21 JP JP2017534256A patent/JP6463488B2/ja active Active
- 2015-12-21 WO PCT/KR2015/014033 patent/WO2016105052A1/ko active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US20170369959A1 (en) | 2017-12-28 |
US11060158B2 (en) | 2021-07-13 |
CN107109585A (zh) | 2017-08-29 |
WO2016105052A1 (ko) | 2016-06-30 |
KR20160078118A (ko) | 2016-07-04 |
CN107109585B (zh) | 2019-05-28 |
JP2018509522A (ja) | 2018-04-05 |
KR101693522B1 (ko) | 2017-01-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6463488B2 (ja) | 磁気的性質に優れた方向性電磁鋼板およびその製造方法 | |
KR20150007360A (ko) | 방향성 전자 강판의 제조 방법 | |
US20210130937A1 (en) | Grain-oriented electrical steel sheet and manufacturing method therefor | |
JPWO2017145907A1 (ja) | 方向性電磁鋼板の製造方法 | |
JP2019501282A (ja) | 方向性電磁鋼板及びその製造方法 | |
JP2014508858A (ja) | 低鉄損高磁束密度方向性電気鋼板及びその製造方法 | |
JP2022514794A (ja) | 方向性電磁鋼板およびその製造方法 | |
CN113166892B (zh) | 取向电工钢板及其制造方法 | |
CN113195770B (zh) | 取向电工钢板及其制造方法 | |
KR101540375B1 (ko) | 방향성 전기강판 및 그 제조방법 | |
JP2014208895A (ja) | 方向性電磁鋼板の製造方法 | |
KR101633629B1 (ko) | 방향성 전기강판 및 그 제조방법 | |
KR101263842B1 (ko) | 저철손 고자속밀도 방향성 전기강판의 제조방법 | |
KR101263795B1 (ko) | 저철손 고자속밀도 방향성 전기강판과 그 제조방법 및 여기에 사용되는 방향성 전기강판 슬라브 | |
WO2019132357A1 (ko) | 방향성 전기강판 및 그 제조방법 | |
KR20150073799A (ko) | 방향성 전기강판 및 그 제조방법 | |
KR101263841B1 (ko) | 저철손 고자속밀도 방향성 전기강판의 제조방법 | |
JP5904151B2 (ja) | 方向性電磁鋼板の製造方法 | |
KR101621053B1 (ko) | 방향성 전기강판 및 그 제조방법 | |
JP6228956B2 (ja) | 低鉄損高磁束密度方向性電気鋼板及びその製造方法 | |
KR101263847B1 (ko) | 저철손 고자속밀도 방향성 전기강판 및 이의 제조방법 | |
JP2022501518A (ja) | 方向性電磁鋼板およびその製造方法 | |
KR20120074026A (ko) | 저철손 고자속밀도 방향성 전기강판 및 이의 제조방법 | |
KR20120072927A (ko) | 저철손 고자속밀도 방향성 전기강판의 제조방법 | |
KR20120039356A (ko) | 저철손 고자속밀도 방향성 전기강판 및 이의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20180612 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20180911 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20181204 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20181228 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6463488 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R371 | Transfer withdrawn |
Free format text: JAPANESE INTERMEDIATE CODE: R371 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |