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ATE130875T1 - Verfahren zur herstellung von nichtkornorientierten elektrostahlhalbzeugen. - Google Patents

Verfahren zur herstellung von nichtkornorientierten elektrostahlhalbzeugen.

Info

Publication number
ATE130875T1
ATE130875T1 AT90830584T AT90830584T ATE130875T1 AT E130875 T1 ATE130875 T1 AT E130875T1 AT 90830584 T AT90830584 T AT 90830584T AT 90830584 T AT90830584 T AT 90830584T AT E130875 T1 ATE130875 T1 AT E130875T1
Authority
AT
Austria
Prior art keywords
electrical steel
cornoriented
finished products
producing non
steel semi
Prior art date
Application number
AT90830584T
Other languages
English (en)
Inventor
Mario Barisoni
Original Assignee
Sviluppo Materiali Spa
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 Sviluppo Materiali Spa filed Critical Sviluppo Materiali Spa
Application granted granted Critical
Publication of ATE130875T1 publication Critical patent/ATE130875T1/de

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
    • C21D8/1222—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
    • C22C38/02—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
    • C21D8/1233—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
    • C21D8/1261—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 following hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Hard Magnetic Materials (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
AT90830584T 1989-12-22 1990-12-13 Verfahren zur herstellung von nichtkornorientierten elektrostahlhalbzeugen. ATE130875T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT04868989A IT1237481B (it) 1989-12-22 1989-12-22 Procedimento per la prodizione di lamierino magnetico semifinito a grano non orientato.

Publications (1)

Publication Number Publication Date
ATE130875T1 true ATE130875T1 (de) 1995-12-15

Family

ID=11268057

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90830584T ATE130875T1 (de) 1989-12-22 1990-12-13 Verfahren zur herstellung von nichtkornorientierten elektrostahlhalbzeugen.

Country Status (5)

Country Link
US (1) US5045129A (de)
EP (1) EP0434641B1 (de)
AT (1) ATE130875T1 (de)
DE (1) DE69023890T2 (de)
IT (1) IT1237481B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2665181B1 (fr) * 1990-07-30 1994-05-27 Ugine Aciers Procede de fabrication de tole d'acier magnetique a grains non orientes et tole obtenue par ce procede.
DE4337605C2 (de) * 1993-11-01 1996-02-08 Eko Stahl Gmbh Verfahren zur Erzeugung von kornorientiertem Elektroband und daraus hergestellte Magnetkerne
US5417739A (en) * 1993-12-30 1995-05-23 Ltv Steel Company, Inc. Method of making high nitrogen content steel
ES2146714T3 (es) * 1994-04-26 2000-08-16 Ltv Steel Co Inc Procedimiento para la fabricacion de aceros electricos.
US6217673B1 (en) 1994-04-26 2001-04-17 Ltv Steel Company, Inc. Process of making electrical steels
FR2744135B1 (fr) * 1996-01-25 1998-02-27 Usinor Sacilor Procede de fabrication de tole d'acier magnetique a grains non orientes et tole obtenue par le procede
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
US5830259A (en) * 1996-06-25 1998-11-03 Ltv Steel Company, Inc. Preventing skull accumulation on a steelmaking lance
US5885323A (en) * 1997-04-25 1999-03-23 Ltv Steel Company, Inc. Foamy slag process using multi-circuit lance
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
DE19918484C2 (de) 1999-04-23 2002-04-04 Ebg Elektromagnet Werkstoffe Verfahren zum Herstellen von nichtkornorientiertem Elektroblech
US6425962B1 (en) * 1999-10-13 2002-07-30 Nippon Steel Corporation Non-oriented electrical steel sheet excellent in permeability and method of producing the same
WO2001093394A1 (en) * 2000-05-31 2001-12-06 Pirelli Cavi E Sistemi S.P.A. Method of screening the magnetic field generated by an electrical power transmission line, and electrical power transmission line
EP1415008A1 (de) * 2001-08-11 2004-05-06 ThyssenKrupp Stahl AG Nichtkornorientiertes elektroblech oder -band und verfahren zu seiner herstellung
CN103305748A (zh) 2012-03-15 2013-09-18 宝山钢铁股份有限公司 一种无取向电工钢板及其制造方法
JP6620522B2 (ja) * 2015-11-05 2019-12-18 日本製鉄株式会社 無方向性電磁鋼板用の熱延鋼帯及び無方向性電磁鋼板の製造方法
KR101904309B1 (ko) * 2016-12-19 2018-10-04 주식회사 포스코 무방향성 전기강판 및 그 제조방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3971678A (en) * 1972-05-31 1976-07-27 Stahlwerke Peine-Salzgitter Aktiengesellschaft Method of making cold-rolled sheet for electrical purposes
GB2057500B (en) * 1979-09-07 1983-05-18 British Steel Corp Electro magnetic steels
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
JPS62267421A (ja) * 1986-05-15 1987-11-20 Kawasaki Steel Corp 鉄損の低い無方向性電磁鋼板の製造方法
JPS6383226A (ja) * 1986-09-29 1988-04-13 Nkk Corp 板厚精度および磁気特性が極めて均一な無方向性電磁鋼板およびその製造方法
JPS63186823A (ja) * 1987-01-27 1988-08-02 Sumitomo Metal Ind Ltd 磁気特性の優れた電磁鋼板の製造方法
JPH039923A (ja) * 1989-06-08 1991-01-17 Dainippon Ink & Chem Inc ポリエステルポリオールの製造法及びそれを用いたポリウレタンエラストマー

Also Published As

Publication number Publication date
DE69023890D1 (de) 1996-01-11
EP0434641B1 (de) 1995-11-29
IT1237481B (it) 1993-06-07
EP0434641A3 (en) 1992-10-14
US5045129A (en) 1991-09-03
EP0434641A2 (de) 1991-06-26
IT8948689A0 (it) 1989-12-22
DE69023890T2 (de) 1996-04-18

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