GB994080A - The production of non-oriented ferrous magnetic materials - Google Patents

The production of non-oriented ferrous magnetic materials

Info

Publication number
GB994080A
GB994080A GB34765/61A GB3476561A GB994080A GB 994080 A GB994080 A GB 994080A GB 34765/61 A GB34765/61 A GB 34765/61A GB 3476561 A GB3476561 A GB 3476561A GB 994080 A GB994080 A GB 994080A
Authority
GB
United Kingdom
Prior art keywords
oxidizing
anneal
carbon
iron
reducing
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
Application number
GB34765/61A
Other languages
English (en)
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.)
Armco Inc
Original Assignee
Armco 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 Armco Inc filed Critical Armco Inc
Publication of GB994080A publication Critical patent/GB994080A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147Alloys characterised by their composition
    • H01F1/14766Fe-Si based alloys
    • H01F1/14775Fe-Si based alloys in the form of sheets
    • H01F1/14783Fe-Si based alloys in the form of sheets with insulating coating
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D3/00Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02Extraction of non-metals
    • C21D3/04Decarburising
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244Modifying 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
    • C21D8/1261Modifying 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
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244Modifying 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
    • C21D8/1255Modifying 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Devices For Medical Bathing And Washing (AREA)
  • Cosmetics (AREA)
GB34765/61A 1960-09-27 1961-09-27 The production of non-oriented ferrous magnetic materials Expired GB994080A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58715A US3116179A (en) 1960-09-27 1960-09-27 Production of non-oriented ferrous magnetic materials

Publications (1)

Publication Number Publication Date
GB994080A true GB994080A (en) 1965-06-02

Family

ID=22018471

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34765/61A Expired GB994080A (en) 1960-09-27 1961-09-27 The production of non-oriented ferrous magnetic materials

Country Status (6)

Country Link
US (1) US3116179A (OSRAM)
BE (1) BE607960A (OSRAM)
DE (1) DE1408931A1 (OSRAM)
ES (1) ES270590A1 (OSRAM)
GB (1) GB994080A (OSRAM)
SE (1) SE304032B (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794758A (fr) * 1973-01-30 1973-05-16 Cockerill Ougree Province Et E Procede de fabrication d'un produit plat muni d'un revetement inoxydable
US3932235A (en) * 1973-07-24 1976-01-13 Westinghouse Electric Corporation Method of improving the core-loss characteristics of cube-on-edge oriented silicon-iron
JPS531123A (en) * 1976-06-25 1978-01-07 Oiles Industry Co Ltd Porous cast iron
JPS535800A (en) * 1976-07-05 1978-01-19 Kawasaki Steel Co Highhmagneticcflux density oneeway siliconnsteellfolstellite insulator film and method of formation thereof
DE19816200A1 (de) * 1998-04-09 1999-10-14 G K Steel Trading Gmbh Verfahren zur Herstellung eines Forsterit-Isolationsfilms auf einer Oberfläche von korn-orientierten, anisotropen, elektrotechnischen Stahlblechen
DE102011119395A1 (de) * 2011-06-06 2012-12-06 Thyssenkrupp Electrical Steel Gmbh Verfahren zum Herstellen eines kornorientierten, für elektrotechnische Anwendungen bestimmten Elektrostahlflachprodukts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2236519A (en) * 1936-01-22 1941-04-01 American Rolling Mill Co Method of producing silicon steel sheet or strip
US2287467A (en) * 1940-01-03 1942-06-23 American Rolling Mill Co Process of producing silicon steel
US2455632A (en) * 1946-12-17 1948-12-07 American Steel & Wire Co Silicon electrical steel
US2533394A (en) * 1947-02-20 1950-12-12 Armco Steel Corp Method of obtaining large grain size in silicon steel

Also Published As

Publication number Publication date
US3116179A (en) 1963-12-31
ES270590A1 (es) 1962-02-16
SE304032B (OSRAM) 1968-09-16
BE607960A (fr) 1962-01-02
DE1408931A1 (de) 1969-05-08

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