DE69615429T2 - Verfahren zum Herstellen von kornorientierten Elektrostahlblechen für Transformatoren - Google Patents
Verfahren zum Herstellen von kornorientierten Elektrostahlblechen für TransformatorenInfo
- Publication number
- DE69615429T2 DE69615429T2 DE69615429T DE69615429T DE69615429T2 DE 69615429 T2 DE69615429 T2 DE 69615429T2 DE 69615429 T DE69615429 T DE 69615429T DE 69615429 T DE69615429 T DE 69615429T DE 69615429 T2 DE69615429 T2 DE 69615429T2
- Authority
- DE
- Germany
- Prior art keywords
- nitrogen
- hot
- less
- steel
- sheet
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title claims description 31
- 230000008569 process Effects 0.000 title claims description 29
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 title claims description 7
- 238000004519 manufacturing process Methods 0.000 title description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 63
- 239000010959 steel Substances 0.000 claims abstract description 63
- 238000001953 recrystallisation Methods 0.000 claims abstract description 33
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 239000012535 impurity Substances 0.000 claims abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 112
- 238000000137 annealing Methods 0.000 claims description 62
- 229910052757 nitrogen Inorganic materials 0.000 claims description 60
- 239000002244 precipitate Substances 0.000 claims description 60
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 58
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 46
- 229910052782 aluminium Inorganic materials 0.000 claims description 41
- 238000005097 cold rolling Methods 0.000 claims description 41
- 239000000395 magnesium oxide Substances 0.000 claims description 41
- 239000005864 Sulphur Substances 0.000 claims description 40
- 238000005098 hot rolling Methods 0.000 claims description 39
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 36
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 36
- 238000010438 heat treatment Methods 0.000 claims description 34
- 229910052717 sulfur Inorganic materials 0.000 claims description 25
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 24
- 238000005096 rolling process Methods 0.000 claims description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 23
- 229910052802 copper Inorganic materials 0.000 claims description 22
- 239000010949 copper Substances 0.000 claims description 22
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims description 21
- 239000004411 aluminium Substances 0.000 claims description 21
- 239000011593 sulfur Substances 0.000 claims description 21
- 239000002245 particle Substances 0.000 claims description 17
- 229910052748 manganese Inorganic materials 0.000 claims description 16
- 239000011572 manganese Substances 0.000 claims description 16
- 229910052796 boron Inorganic materials 0.000 claims description 15
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 14
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 12
- 239000000047 product Substances 0.000 claims description 11
- 239000004408 titanium dioxide Substances 0.000 claims description 11
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 10
- 239000010419 fine particle Substances 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 229910017464 nitrogen compound Inorganic materials 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 238000009749 continuous casting Methods 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 150000001639 boron compounds Chemical class 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- FAPDDOBMIUGHIN-UHFFFAOYSA-K antimony trichloride Chemical compound Cl[Sb](Cl)Cl FAPDDOBMIUGHIN-UHFFFAOYSA-K 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- -1 nitrogen-containing compound Chemical class 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 5
- PFRUBEOIWWEFOL-UHFFFAOYSA-N [N].[S] Chemical compound [N].[S] PFRUBEOIWWEFOL-UHFFFAOYSA-N 0.000 claims description 5
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 5
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000004202 carbamide Substances 0.000 claims description 5
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 5
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 5
- 150000002830 nitrogen compounds Chemical class 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 5
- IIACRCGMVDHOTQ-UHFFFAOYSA-N sulfamic acid Chemical compound NS(O)(=O)=O IIACRCGMVDHOTQ-UHFFFAOYSA-N 0.000 claims description 5
- XYXNTHIYBIDHGM-UHFFFAOYSA-N ammonium thiosulfate Chemical compound [NH4+].[NH4+].[O-]S([O-])(=O)=S XYXNTHIYBIDHGM-UHFFFAOYSA-N 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 claims description 4
- 235000019345 sodium thiosulphate Nutrition 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 229940099596 manganese sulfate Drugs 0.000 claims description 3
- 239000011702 manganese sulphate Substances 0.000 claims description 3
- 235000007079 manganese sulphate Nutrition 0.000 claims description 3
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 150000001463 antimony compounds Chemical class 0.000 claims description 2
- 150000003464 sulfur compounds Chemical class 0.000 claims 1
- 229910000976 Electrical steel Inorganic materials 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 229910017083 AlN Inorganic materials 0.000 description 20
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 20
- 239000003112 inhibitor Substances 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000005261 decarburization Methods 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 9
- 230000002401 inhibitory effect Effects 0.000 description 7
- 229910052787 antimony Inorganic materials 0.000 description 6
- 230000005764 inhibitory process Effects 0.000 description 6
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 5
- 239000008267 milk Substances 0.000 description 5
- 210000004080 milk Anatomy 0.000 description 5
- 235000013336 milk Nutrition 0.000 description 5
- 230000035699 permeability Effects 0.000 description 5
- CADICXFYUNYKGD-UHFFFAOYSA-N sulfanylidenemanganese Chemical compound [Mn]=S CADICXFYUNYKGD-UHFFFAOYSA-N 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 239000001166 ammonium sulphate Substances 0.000 description 3
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical compound [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000011362 coarse particle Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005121 nitriding Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004133 Sodium thiosulphate Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 229940001007 aluminium phosphate Drugs 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000181 anti-adherent effect Effects 0.000 description 1
- RRZKHZBOZDIQJG-UHFFFAOYSA-N azane;manganese Chemical compound N.[Mn] RRZKHZBOZDIQJG-UHFFFAOYSA-N 0.000 description 1
- CXOWYMLTGOFURZ-UHFFFAOYSA-N azanylidynechromium Chemical compound [Cr]#N CXOWYMLTGOFURZ-UHFFFAOYSA-N 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C21D8/1205—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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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
- 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
- C21D8/1227—Warm 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
- C21D8/1277—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)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9502916A FR2731713B1 (fr) | 1995-03-14 | 1995-03-14 | Procede de fabrication d'une tole d'acier electrique a grains orientes pour la realisation notamment de circuits magnetiques de transformateurs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69615429D1 DE69615429D1 (de) | 2001-10-31 |
| DE69615429T2 true DE69615429T2 (de) | 2002-06-20 |
Family
ID=9476993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69615429T Expired - Lifetime DE69615429T2 (de) | 1995-03-14 | 1996-03-08 | Verfahren zum Herstellen von kornorientierten Elektrostahlblechen für Transformatoren |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0732413B1 (cs) |
| JP (1) | JPH10500454A (cs) |
| KR (1) | KR970702932A (cs) |
| CN (1) | CN1148411A (cs) |
| AT (1) | ATE206171T1 (cs) |
| BR (1) | BR9605937A (cs) |
| CZ (1) | CZ284873B6 (cs) |
| DE (1) | DE69615429T2 (cs) |
| ES (1) | ES2161988T3 (cs) |
| FR (1) | FR2731713B1 (cs) |
| PL (1) | PL317155A1 (cs) |
| PT (1) | PT732413E (cs) |
| WO (1) | WO1996028576A1 (cs) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19628137C1 (de) * | 1996-07-12 | 1997-04-10 | Thyssen Stahl Ag | Verfahren zur Herstellung von kornorientiertem Elektroblech |
| DE19628136C1 (de) * | 1996-07-12 | 1997-04-24 | Thyssen Stahl Ag | Verfahren zur Herstellung von kornorientiertem Elektroblech |
| IT1290171B1 (it) * | 1996-12-24 | 1998-10-19 | Acciai Speciali Terni Spa | Procedimento per il trattamento di acciaio al silicio, a grano orientato. |
| 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 |
| IT1290978B1 (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 |
| FR2761081B1 (fr) * | 1997-03-21 | 1999-04-30 | Usinor | Procede de fabrication d'une tole d'acier electrique a grains orientes pour la fabrication notamment de circuits magnetiques de transformateurs |
| AU2698897A (en) * | 1997-04-16 | 1998-11-11 | Acciai Speciali Terni S.P.A. | New process for the production of grain oriented electrical steel from thin slabs |
| 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 |
| DE19816158A1 (de) * | 1998-04-09 | 1999-10-14 | G K Steel Trading Gmbh | Verfahren zur Herstellung von korn-orientierten anisotropen, elektrotechnischen Stahlblechen |
| CA2287658C (en) * | 1998-10-27 | 2009-01-13 | Kawasaki Steel Corporation | Electromagnetic steel sheet and process for producing the same |
| 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 |
| IT1316029B1 (it) * | 2000-12-18 | 2003-03-26 | Acciai Speciali Terni Spa | Processo per la produzione di acciaio magnetico a grano orientato. |
| CN100389222C (zh) * | 2005-12-13 | 2008-05-21 | 武汉钢铁(集团)公司 | 提高含铜取向硅钢电磁性能和底层质量的生产方法 |
| CN101545072B (zh) * | 2008-03-25 | 2012-07-04 | 宝山钢铁股份有限公司 | 一种高电磁性能取向硅钢的生产方法 |
| CN101643881B (zh) * | 2008-08-08 | 2011-05-11 | 宝山钢铁股份有限公司 | 一种含铜取向硅钢的生产方法 |
| IT1396714B1 (it) * | 2008-11-18 | 2012-12-14 | Ct Sviluppo Materiali Spa | Procedimento per la produzione di lamierino magnetico a grano orientato a partire da bramma sottile. |
| JP5353234B2 (ja) * | 2008-12-26 | 2013-11-27 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法 |
| JP5434438B2 (ja) * | 2009-09-30 | 2014-03-05 | Ｊｆｅスチール株式会社 | 一方向性電磁鋼板の製造方法 |
| EP2580359B1 (en) * | 2010-06-10 | 2017-08-09 | Tata Steel IJmuiden BV | Method of producing an austenitic steel |
| CN102071303B (zh) * | 2011-01-30 | 2012-11-21 | 中冶南方(武汉)威仕工业炉有限公司 | 带钢在硅钢连续退火干燥炉的穿带方法 |
| CN103667602B (zh) * | 2013-11-26 | 2015-04-08 | 山西太钢不锈钢股份有限公司 | 一种晶粒取向电工钢rh精炼钢水增氮方法 |
| CZ305521B6 (cs) * | 2014-05-12 | 2015-11-11 | Arcelormittal Ostrava A.S. | Pás z orientované transformátorové oceli a způsob jeho výroby |
| CN106048411A (zh) * | 2016-06-27 | 2016-10-26 | 马鞍山钢铁股份有限公司 | 一种变压器用冷轧取向电工钢及其生产方法 |
| CN111020140A (zh) * | 2019-12-17 | 2020-04-17 | 无锡晶龙华特电工有限公司 | 一种磁性优良取向硅钢氧化镁退火隔离剂及其涂覆工艺 |
| JP7463976B2 (ja) * | 2020-02-28 | 2024-04-09 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法 |
| CN112522609B (zh) * | 2020-11-18 | 2021-12-14 | 武汉钢铁有限公司 | 一种含复合抑制剂的高磁感取向硅钢及生产方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3671337A (en) * | 1969-02-21 | 1972-06-20 | Nippon Steel Corp | Process for producing grain oriented electromagnetic steel sheets having excellent magnetic characteristics |
| US3855018A (en) * | 1972-09-28 | 1974-12-17 | Allegheny Ludlum Ind Inc | Method for producing grain oriented silicon steel comprising copper |
| AR208355A1 (es) * | 1975-02-13 | 1976-12-20 | Allegheny Ludlum Ind Inc | Procedimiento para producir acero electromagnetico al silico |
| GB2130241B (en) * | 1982-09-24 | 1986-01-15 | Nippon Steel Corp | Method for producing a grain-oriented electrical steel sheet having a high magnetic flux density |
| JPS60197819A (ja) * | 1984-03-22 | 1985-10-07 | Nippon Steel Corp | 薄手高磁束密度方向性電磁鋼板の製造方法 |
| KR930004849B1 (ko) * | 1991-07-12 | 1993-06-09 | 포항종합제철 주식회사 | 자기특성이 우수한 방향성 전기강판 및 그 제조방법 |
| DE4311151C1 (de) * | 1993-04-05 | 1994-07-28 | Thyssen Stahl Ag | Verfahren zur Herstellung von kornorientierten Elektroblechen mit verbesserten Ummagnetisierungsverlusten |
-
1995
- 1995-03-14 FR FR9502916A patent/FR2731713B1/fr not_active Expired - Fee Related
-
1996
- 1996-03-08 CN CN96190188A patent/CN1148411A/zh active Pending
- 1996-03-08 AT AT96400486T patent/ATE206171T1/de not_active IP Right Cessation
- 1996-03-08 JP JP8527325A patent/JPH10500454A/ja active Pending
- 1996-03-08 BR BR9605937A patent/BR9605937A/pt not_active Application Discontinuation
- 1996-03-08 DE DE69615429T patent/DE69615429T2/de not_active Expired - Lifetime
- 1996-03-08 ES ES96400486T patent/ES2161988T3/es not_active Expired - Lifetime
- 1996-03-08 WO PCT/FR1996/000364 patent/WO1996028576A1/fr active IP Right Grant
- 1996-03-08 PL PL96317155A patent/PL317155A1/xx unknown
- 1996-03-08 CZ CZ963684A patent/CZ284873B6/cs not_active IP Right Cessation
- 1996-03-08 PT PT96400486T patent/PT732413E/pt unknown
- 1996-03-08 EP EP96400486A patent/EP0732413B1/fr not_active Expired - Lifetime
- 1996-11-11 KR KR1019960706379A patent/KR970702932A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| PL317155A1 (en) | 1997-03-17 |
| FR2731713A1 (fr) | 1996-09-20 |
| BR9605937A (pt) | 1997-08-12 |
| PT732413E (pt) | 2002-03-28 |
| JPH10500454A (ja) | 1998-01-13 |
| CZ284873B6 (cs) | 1999-03-17 |
| ES2161988T3 (es) | 2001-12-16 |
| CZ368496A3 (en) | 1997-04-16 |
| CN1148411A (zh) | 1997-04-23 |
| FR2731713B1 (fr) | 1997-04-11 |
| WO1996028576A1 (fr) | 1996-09-19 |
| ATE206171T1 (de) | 2001-10-15 |
| EP0732413A1 (fr) | 1996-09-18 |
| DE69615429D1 (de) | 2001-10-31 |
| KR970702932A (ko) | 1997-06-10 |
| EP0732413B1 (fr) | 2001-09-26 |
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