DE69517557D1 - Verfahren zum Herstellen von Elektrostahl - Google Patents
Verfahren zum Herstellen von ElektrostahlInfo
- Publication number
- DE69517557D1 DE69517557D1 DE69517557T DE69517557T DE69517557D1 DE 69517557 D1 DE69517557 D1 DE 69517557D1 DE 69517557 T DE69517557 T DE 69517557T DE 69517557 T DE69517557 T DE 69517557T DE 69517557 D1 DE69517557 D1 DE 69517557D1
- Authority
- DE
- Germany
- Prior art keywords
- production
- electrical steel
- steel
- electrical
- 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 - Fee Related
Links
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
- C21D8/1233—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
- C21D8/1216—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
- C21D8/1244—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
- C21D8/1266—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23337194A | 1994-04-26 | 1994-04-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69517557D1 true DE69517557D1 (de) | 2000-07-27 |
DE69517557T2 DE69517557T2 (de) | 2001-02-08 |
Family
ID=22876957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69517557T Expired - Fee Related DE69517557T2 (de) | 1994-04-26 | 1995-04-18 | Verfahren zum Herstellen von Elektrostahl |
Country Status (5)
Country | Link |
---|---|
US (2) | US5609696A (de) |
EP (1) | EP0684320B1 (de) |
CA (1) | CA2147335A1 (de) |
DE (1) | DE69517557T2 (de) |
ES (1) | ES2146714T3 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6217673B1 (en) | 1994-04-26 | 2001-04-17 | Ltv Steel Company, Inc. | Process of making electrical steels |
KR100240995B1 (ko) * | 1995-12-19 | 2000-03-02 | 이구택 | 절연피막의 밀착성이 우수한 무방향성 전기강판의 제조방법 |
US6231685B1 (en) * | 1995-12-28 | 2001-05-15 | Ltv Steel Company, Inc. | Electrical steel with improved magnetic properties in the rolling direction |
JP3737558B2 (ja) * | 1996-03-21 | 2006-01-18 | Jfeスチール株式会社 | 無方向性電磁鋼板およびその製造方法 |
US6007642A (en) * | 1997-12-08 | 1999-12-28 | National Steel Corporation | Super low loss motor lamination steel |
DE19807122C2 (de) * | 1998-02-20 | 2000-03-23 | Thyssenkrupp Stahl Ag | Verfahren zur Herstellung von nichtkornorientiertem Elektroblech |
US6068708A (en) * | 1998-03-10 | 2000-05-30 | Ltv Steel Company, Inc. | Process of making electrical steels having good cleanliness and magnetic properties |
US6110296A (en) * | 1998-04-28 | 2000-08-29 | Usx Corporation | Thin strip casting of carbon steels |
BR112014017264B1 (pt) * | 2012-01-12 | 2020-12-08 | Nucor Corporation | partes estampadas formadas de um aço elétrico e métodos de fabricação das mesmas |
US20150318093A1 (en) | 2012-01-12 | 2015-11-05 | Nucor Corporation | Electrical steel processing without a post cold-rolling intermediate anneal |
CN103361544B (zh) | 2012-03-26 | 2015-09-23 | 宝山钢铁股份有限公司 | 无取向硅钢及其制造方法 |
US20140150249A1 (en) * | 2012-12-03 | 2014-06-05 | Gwynne Johnston | Cold rolled motor lamination electrical steels with reduced aging and improved electrical properties |
US9214845B2 (en) | 2013-03-11 | 2015-12-15 | Tempel Steel Company | Process for annealing of helical wound cores used for automotive alternator applications |
JP6414170B2 (ja) * | 2015-09-30 | 2018-10-31 | Jfeスチール株式会社 | 鋼板に含まれるオーステナイトの割合の測定方法および装置ならびに合金化炉誘導加熱装置制御方法 |
JP6855896B2 (ja) * | 2017-04-14 | 2021-04-07 | 日本製鉄株式会社 | 無方向性電磁鋼板及びその製造方法 |
JP6855894B2 (ja) * | 2017-04-14 | 2021-04-07 | 日本製鉄株式会社 | 無方向性電磁鋼板及びその製造方法 |
NL2027728B1 (nl) * | 2021-03-09 | 2022-09-26 | Bilstein Gmbh & Co Kg | Werkwijze voor het vervaardigen van een zachtmagnetisch voorproduct van metaal |
Family Cites Families (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2067036A (en) * | 1932-11-19 | 1937-01-05 | Wimmer Anton | Process of producing metals for electrical purposes |
US2303343A (en) * | 1941-01-14 | 1942-12-01 | Carnegie Illinois Steel Corp | Silicon steel electrical strip |
US2351922A (en) * | 1941-03-28 | 1944-06-20 | Westinghouse Electric & Mfg Co | Treatment of silicon-iron alloys |
US2412041A (en) * | 1941-03-28 | 1946-12-03 | American Rolling Mill Co | Process for flattening silicon steel sheets |
US2986485A (en) * | 1958-07-28 | 1961-05-30 | Gen Electric | Annealing process for magnetic steel strip |
US3130088A (en) * | 1958-12-31 | 1964-04-21 | Armco Steel Corp | Thermal-flattening of metallic strip |
BE629681A (de) * | 1962-03-19 | |||
US3188250A (en) * | 1963-02-26 | 1965-06-08 | United States Steel Corp | Use of a particular coiling temperature in the production of electrical steel sheet |
FR1438853A (fr) * | 1964-07-01 | 1966-05-13 | Yawata Iron & Steel Co | Procédé pour produire des tôles d'acier fines à extrêment bas carbone |
US3297434A (en) * | 1965-07-19 | 1967-01-10 | Armco Steel Corp | Nickel-iron magnetic sheet stock |
US3415696A (en) * | 1965-08-16 | 1968-12-10 | Jones & Laughlin Steel Corp | Process of producing silicon steel laminations having a very large grain size after final anneal |
DE1558012A1 (de) * | 1966-09-14 | 1970-02-12 | Vacuumschmelze Gmbh | Verfahren zur Verminderung der Verluste in Wuerfeltexturblechen aus Eisen-Silizium-Legierungen |
US3620856A (en) * | 1968-12-17 | 1971-11-16 | Sanyo Electric Works | Process to improve magnetic characteristics of carbon steel |
US3954521A (en) * | 1968-12-23 | 1976-05-04 | Allegheny Ludlum Industries, Inc. | Method of producing grain oriented silicon steel |
CA954020A (en) * | 1971-04-23 | 1974-09-03 | Uss Engineers And Consultants | Low-carbon steel sheets with improved magnetic properties |
US3873380A (en) * | 1972-02-11 | 1975-03-25 | Allegheny Ludlum Ind Inc | Process for making copper-containing oriented silicon steel |
US3892604A (en) * | 1972-02-22 | 1975-07-01 | Westinghouse Electric Corp | Method of producing normal grain growth (110) {8 001{9 {0 textured iron-cobalt alloys |
US3770517A (en) * | 1972-03-06 | 1973-11-06 | Allegheny Ludlum Ind Inc | Method of producing substantially non-oriented silicon steel strip by three-stage cold rolling |
JPS5037127B2 (de) * | 1972-07-08 | 1975-12-01 | ||
JPS5037134B2 (de) * | 1972-10-11 | 1975-12-01 | ||
JPS5322529B2 (de) * | 1973-10-30 | 1978-07-10 | ||
JPS5432412B2 (de) * | 1973-10-31 | 1979-10-15 | ||
US4123298A (en) * | 1977-01-14 | 1978-10-31 | Armco Steel Corporation | Post decarburization anneal for cube-on-edge oriented silicon steel |
JPS5468717A (en) * | 1977-11-11 | 1979-06-02 | Kawasaki Steel Co | Production of unidirectional silicon steel plate with excellent electromagnetic property |
US4306922A (en) * | 1979-09-07 | 1981-12-22 | British Steel Corporation | Electro magnetic steels |
US4337101A (en) * | 1980-08-18 | 1982-06-29 | Allegheny Ludlum Steel Corporation | Processing for cube-on-edge oriented silicon steel |
US4319936A (en) * | 1980-12-08 | 1982-03-16 | Armco Inc. | Process for production of oriented silicon steel |
US4390378A (en) * | 1981-07-02 | 1983-06-28 | Inland Steel Company | Method for producing medium silicon steel electrical lamination strip |
JPS58151453A (ja) * | 1982-01-27 | 1983-09-08 | Nippon Steel Corp | 鉄損が低くかつ磁束密度のすぐれた無方向性電磁鋼板およびその製造法 |
US4772341A (en) * | 1985-01-25 | 1988-09-20 | Inland Steel Company | Low loss electrical steel strip |
JPS6347332A (ja) * | 1986-08-14 | 1988-02-29 | Nippon Steel Corp | 鋼板形状、打抜き性および磁性の優れた無方向性電磁鋼板の製造法 |
JPH0680169B2 (ja) * | 1987-02-25 | 1994-10-12 | 住友金属工業株式会社 | 磁束密度の高い無方向性電磁鋼板の製造方法 |
US5013372A (en) * | 1987-06-18 | 1991-05-07 | Kawasaki Steel Corporation | Semi-process non-oriented electromagnetic steel strip having low core loss and high magnetic permeability, and method of making |
JP2814437B2 (ja) * | 1987-07-21 | 1998-10-22 | 川崎製鉄 株式会社 | 表面性状に優れた方向性けい素鋼板の製造方法 |
JPH01198428A (ja) * | 1988-02-01 | 1989-08-10 | Sumitomo Metal Ind Ltd | 磁気特性の優れた無方向性電磁鋼板の製造方法 |
JPH01225723A (ja) * | 1988-03-04 | 1989-09-08 | Nkk Corp | 磁気特性の優れた無方向性珪素鋼板の製造方法 |
JPH07116509B2 (ja) * | 1989-02-21 | 1995-12-13 | 日本鋼管株式会社 | 無方向性電磁鋼板の製造方法 |
JPH07116507B2 (ja) * | 1989-02-23 | 1995-12-13 | 日本鋼管株式会社 | 無方向性電磁鋼板の製造方法 |
JPH0717960B2 (ja) * | 1989-03-31 | 1995-03-01 | 新日本製鐵株式会社 | 磁気特性の優れた一方向性電磁鋼板の製造方法 |
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 |
EP0413306B1 (de) * | 1989-08-18 | 1996-04-10 | Nippon Steel Corporation | Verfahren zur Herstellung nichtorientierter Stahlbleche mit hoher magnetischer Flussdichte |
JPH0774388B2 (ja) * | 1989-09-28 | 1995-08-09 | 新日本製鐵株式会社 | 磁束密度の高い一方向性珪素鋼板の製造方法 |
US5096510A (en) * | 1989-12-11 | 1992-03-17 | Armco Inc. | Thermal flattening semi-processed electrical steel |
IT1237481B (it) * | 1989-12-22 | 1993-06-07 | Sviluppo Materiali Spa | Procedimento per la prodizione di lamierino magnetico semifinito a grano non orientato. |
JPH08931B2 (ja) * | 1991-03-07 | 1996-01-10 | 新日本製鐵株式会社 | 連続焼鈍による粒子加速器用鋼板の製造方法 |
-
1995
- 1995-04-18 DE DE69517557T patent/DE69517557T2/de not_active Expired - Fee Related
- 1995-04-18 EP EP95302553A patent/EP0684320B1/de not_active Expired - Lifetime
- 1995-04-18 ES ES95302553T patent/ES2146714T3/es not_active Expired - Lifetime
- 1995-04-19 CA CA002147335A patent/CA2147335A1/en not_active Abandoned
- 1995-07-14 US US08/502,675 patent/US5609696A/en not_active Ceased
-
1997
- 1997-07-21 US US08/897,747 patent/USRE35967E/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0684320A1 (de) | 1995-11-29 |
ES2146714T3 (es) | 2000-08-16 |
EP0684320B1 (de) | 2000-06-21 |
CA2147335A1 (en) | 1995-10-27 |
DE69517557T2 (de) | 2001-02-08 |
US5609696A (en) | 1997-03-11 |
USRE35967E (en) | 1998-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |