DE69517557D1 - Verfahren zum Herstellen von Elektrostahl - Google Patents

Verfahren zum Herstellen von Elektrostahl

Info

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
Application number
DE69517557T
Other languages
English (en)
Other versions
DE69517557T2 (de
Inventor
John F Butler
Gerald F Beatty
Barry A Lauer
Ann M R Larson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ltv Steel Co Inc
Original Assignee
Ltv Steel Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ltv Steel Co Inc filed Critical Ltv Steel Co Inc
Publication of DE69517557D1 publication Critical patent/DE69517557D1/de
Application granted granted Critical
Publication of DE69517557T2 publication Critical patent/DE69517557T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
DE69517557T 1994-04-26 1995-04-18 Verfahren zum Herstellen von Elektrostahl Expired - Fee Related DE69517557T2 (de)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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

Similar Documents

Publication Publication Date Title
DE69917910D1 (de) Verfahren zum Herstellen von wasserlöslichen Elementen
DE59907575D1 (de) Verfahren zum Herstellen von Druckprodukten
DE69522868D1 (de) Verfahren zum Herstellen von Äthylen
DE69705282D1 (de) Verfahren zum Herstellen kornorientierter Elektrobleche
DE69726994D1 (de) Verfahren zum Herstellen von hybriden Verbundstrukturen
DE69708426D1 (de) Verfahren zum Herstellen von patentierten Stahldrähten
DE59408739D1 (de) Verfahren zum Herstellen von lackierten Teilen
DE69517557D1 (de) Verfahren zum Herstellen von Elektrostahl
DE69521530D1 (de) Verbessertes verfahren zum herstellen von verbundwerkstoffen
DE69617497D1 (de) Verfahren zum Herstellen von Stahlblechern geeignet zur Dosenherstellung
DE69505880D1 (de) Verfahren zum Herstellen von Gussformen
DE69714373D1 (de) Verfahren zum Herstellen von Monomeren
DE59503046D1 (de) Verfahren zum Herstellen von Formteilen
DE69502997D1 (de) Verfahren zum Herstellen von Bürsten
DE69908230D1 (de) Verfahren zum Herstellen von Alpha-Hydroxycarboxylaten
DE69703138D1 (de) Verfahren zum Herstellen von substituierten Hydroxy-Hydrocinnamatestern
DE69518500D1 (de) Verfahren zum Herstellen von Methylmethacrylat
DE69610187D1 (de) Verfahren zum Herstellen von aromatischen Carbonaten
DE19780400D2 (de) Verfahren zum Herstellen von Formkörpern
DE59510075D1 (de) Verfahren zum Herstellen von Hohlbausteinen
DE59600108D1 (de) Verfahren zum Herstellen von unterschiedlich dimensionierten Sattelspulen
DE69411254D1 (de) Verfahren zum kontinuierlichen Herstellen von Dimethylcarbonat
DE59008624D1 (de) Verfahren zum Herstellen von kaschierten Formteilen.
ATA66195A (de) Verfahren zum herstellen von gehäusen
DE59904129D1 (de) Verfahren zum Herstellen von energieabsorbierenden Strukturelementen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee