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BE814023A - Procede pour produire de l'acier au silicium a permeabilite elevee et pertes faibles - Google Patents

Procede pour produire de l'acier au silicium a permeabilite elevee et pertes faibles

Info

Publication number
BE814023A
BE814023A BE143470A BE143470A BE814023A BE 814023 A BE814023 A BE 814023A BE 143470 A BE143470 A BE 143470A BE 143470 A BE143470 A BE 143470A BE 814023 A BE814023 A BE 814023A
Authority
BE
Belgium
Prior art keywords
silicon steel
high permeability
producing silicon
low losses
losses
Prior art date
Application number
BE143470A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE814023A publication Critical patent/BE814023A/xx

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
    • C21D8/1244—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
    • 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)
  • Metal Rolling (AREA)
BE143470A 1973-05-07 1974-04-22 Procede pour produire de l'acier au silicium a permeabilite elevee et pertes faibles BE814023A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00357973A US3855019A (en) 1973-05-07 1973-05-07 Processing for high permeability silicon steel comprising copper

Publications (1)

Publication Number Publication Date
BE814023A true BE814023A (fr) 1974-10-22

Family

ID=23407791

Family Applications (1)

Application Number Title Priority Date Filing Date
BE143470A BE814023A (fr) 1973-05-07 1974-04-22 Procede pour produire de l'acier au silicium a permeabilite elevee et pertes faibles

Country Status (8)

Country Link
US (1) US3855019A (xx)
JP (1) JPS5813605B2 (xx)
BE (1) BE814023A (xx)
CA (1) CA1010347A (xx)
DE (1) DE2422073B2 (xx)
ES (1) ES426047A1 (xx)
GB (1) GB1428902A (xx)
IT (1) IT1011366B (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3925115A (en) * 1974-11-18 1975-12-09 Allegheny Ludlum Ind Inc Process employing cooling in a static atmosphere for high permeability silicon steel comprising copper
US3929522A (en) * 1974-11-18 1975-12-30 Allegheny Ludlum Ind Inc Process involving cooling in a static atmosphere for high permeability silicon steel comprising copper
US4054470A (en) * 1976-06-17 1977-10-18 Allegheny Ludlum Industries, Inc. Boron and copper bearing silicon steel and processing therefore
US4078952A (en) * 1976-06-17 1978-03-14 Allegheny Ludlum Industries, Inc. Controlling the manganese to sulfur ratio during the processing for high permeability silicon steel
US4168189A (en) * 1977-05-20 1979-09-18 Armco Inc. Process of producing an electrically insulative film
US4319936A (en) * 1980-12-08 1982-03-16 Armco Inc. Process for production of oriented silicon steel
JPS57145963A (en) * 1981-03-04 1982-09-09 Hitachi Metals Ltd Material for magnetic head and its manufacture
US4411714A (en) * 1981-08-24 1983-10-25 Allegheny Ludlum Steel Corporation Method for improving the magnetic properties of grain oriented silicon steel
JPS58100627A (ja) * 1981-12-11 1983-06-15 Nippon Steel Corp 方向性電磁鋼板の製造方法
DE4311151C1 (de) * 1993-04-05 1994-07-28 Thyssen Stahl Ag Verfahren zur Herstellung von kornorientierten Elektroblechen mit verbesserten Ummagnetisierungsverlusten
US7204894B1 (en) 2004-03-18 2007-04-17 Nucor Corporation Annealing of hot rolled steel coils with clam shell furnace
CN105956274B (zh) * 2016-05-04 2019-06-07 武汉钢铁有限公司 通过织构指数评价无取向硅钢磁性能的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2209686A (en) * 1938-07-25 1940-07-30 Electro Metallurg Co Sheared electrical steel sheet
GB873149A (en) * 1956-11-08 1961-07-19 Yawata Iron & Steel Co Method of producing oriented silicon steel
BE563546A (xx) * 1956-12-31
GB933873A (en) * 1959-07-09 1963-08-14 United States Steel Corp Method of producing grain oriented electrical steel
US3345219A (en) * 1960-05-04 1967-10-03 Vacuumschmelze Ag Method for producing magnetic sheets of silicon-iron alloys
US3287184A (en) * 1963-10-22 1966-11-22 Bethlehem Steel Corp Method of producing low carbon electrical sheet steel
FR2007129A1 (xx) * 1968-04-27 1970-01-02 Yawata Iron & Steel Co
US3575739A (en) * 1968-11-01 1971-04-20 Gen Electric Secondary recrystallization of silicon iron with nitrogen
US3671337A (en) * 1969-02-21 1972-06-20 Nippon Steel Corp Process for producing grain oriented electromagnetic steel sheets having excellent magnetic characteristics
BE790798A (fr) * 1971-11-04 1973-02-15 Armco Steel Corp Procédé de fabrication de fer au silicium à orientation cube-sur-arete à partir de brames coulées
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

Also Published As

Publication number Publication date
DE2422073A1 (de) 1974-11-28
ES426047A1 (es) 1976-07-01
JPS5813605B2 (ja) 1983-03-15
DE2422073B2 (de) 1975-12-11
IT1011366B (it) 1977-01-20
US3855019A (en) 1974-12-17
GB1428902A (en) 1976-03-24
CA1010347A (en) 1977-05-17
JPS5015726A (xx) 1975-02-19

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ALLEGHENY LUDLUM INDUSTRIES INC.

Effective date: 19840422