GB845061A - Improvements in or relating to the production of doubly oriented magnetic material - Google Patents

Improvements in or relating to the production of doubly oriented magnetic material

Info

Publication number
GB845061A
GB845061A GB2732058A GB2732058A GB845061A GB 845061 A GB845061 A GB 845061A GB 2732058 A GB2732058 A GB 2732058A GB 2732058 A GB2732058 A GB 2732058A GB 845061 A GB845061 A GB 845061A
Authority
GB
United Kingdom
Prior art keywords
oriented magnetic
grain structure
relating
production
magnetic material
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
GB2732058A
Other languages
English (en)
Inventor
Robert George Aspden
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB845061A publication Critical patent/GB845061A/en
Expired 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
    • C21D8/1244—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
    • C21D8/1272—Final recrystallisation annealing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets 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
    • H01F1/14—Magnets 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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
GB2732058A 1957-08-30 1958-08-26 Improvements in or relating to the production of doubly oriented magnetic material Expired GB845061A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68133357A 1957-08-30 1957-08-30

Publications (1)

Publication Number Publication Date
GB845061A true GB845061A (en) 1960-08-17

Family

ID=24734829

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2732058A Expired GB845061A (en) 1957-08-30 1958-08-26 Improvements in or relating to the production of doubly oriented magnetic material

Country Status (4)

Country Link
BE (1) BE570821A (pt)
CH (1) CH388632A (pt)
GB (1) GB845061A (pt)
NL (2) NL229565A (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3540948A (en) * 1967-12-18 1970-11-17 United States Steel Corp Method of producing cube-on-corner oriented electrical steel sheet

Also Published As

Publication number Publication date
BE570821A (pt)
CH388632A (de) 1965-02-28
NL229565A (pt)
NL128267C (pt)

Similar Documents

Publication Publication Date Title
US3905842A (en) Method of producing silicon-iron sheet material with boron addition and product
US3873381A (en) High permeability cube-on-edge oriented silicon steel and method of making it
GB1450131A (en) Method for manufacturing a steel sheet
US3971678A (en) Method of making cold-rolled sheet for electrical purposes
GB1324429A (en) Method of forming electric insulating coating on the surface of silicon steel sheet
GB1478948A (en) Method of manufacturing a grain orientated steel sheet
GB845061A (en) Improvements in or relating to the production of doubly oriented magnetic material
GB1037943A (en) Process for producing nonoriented silicon steel sheets
GB1090569A (en) A process for the production of silicon steel
US3345219A (en) Method for producing magnetic sheets of silicon-iron alloys
GB895093A (en) Method for producing fiber texture and cube-texture sheets of iron-base alloys
GB1039023A (en) Process for producing double-oriented magnetic steel sheets
GB1386162A (en) Steel alloys and processes for their preparation
GB1123275A (en) Method of producing soft steel with a silicon content of 0.5 to 4.5% for the manufacture of sheets or strips for electromagnetic applications
GB1022256A (en) Atmospheric corrosion-resistant cold-rolled steel sheet of deep drawing quality
GB1466517A (en) Manufacture of dynamo and electrical bands
US3218202A (en) Method of using a critical cold rolling stage to produce silicon-iron sheets
GB1279115A (en) High purity ferrous material and method of making it
ES320848A1 (es) Procedimiento para producir la perdida de carbon de un moderador de grafito en un reactor nuclear.
US4338144A (en) Method of producing silicon-iron sheet material with annealing atmospheres of nitrogen and hydrogen
GB845167A (en) Improvements in magnetic material
GB1095903A (en) Production of oriented silicon-iron
GB1404388A (en) Processes for the production of grain-oriented steel sheet
US3152929A (en) Process for producing silicon steel with preferred orientation
GB1013190A (en) Process for producing a low-temperature tough steel