CS215115B2 - Method of making the electromagnetic silicon steel - Google Patents

Method of making the electromagnetic silicon steel Download PDF

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Publication number
CS215115B2
CS215115B2 CS792484A CS248479A CS215115B2 CS 215115 B2 CS215115 B2 CS 215115B2 CS 792484 A CS792484 A CS 792484A CS 248479 A CS248479 A CS 248479A CS 215115 B2 CS215115 B2 CS 215115B2
Authority
CS
Czechoslovakia
Prior art keywords
steel
temperature
silicon steel
less
silicon
Prior art date
Application number
CS792484A
Other languages
Czech (cs)
English (en)
Inventor
Frank A Malagari
Robert F Miller
Jack W Shilling
James H Wells
Original Assignee
Allegheny Ludlum Steel
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 Allegheny Ludlum Steel filed Critical Allegheny Ludlum Steel
Publication of CS215115B2 publication Critical patent/CS215115B2/cs

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Classifications

    • 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
    • H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1272—Final recrystallisation annealing
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1283—Application of a separating or insulating coating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
CS792484A 1978-04-12 1979-04-11 Method of making the electromagnetic silicon steel CS215115B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/895,678 US4157925A (en) 1978-04-12 1978-04-12 Texture annealing silicon steel

Publications (1)

Publication Number Publication Date
CS215115B2 true CS215115B2 (en) 1982-07-30

Family

ID=25404882

Family Applications (1)

Application Number Title Priority Date Filing Date
CS792484A CS215115B2 (en) 1978-04-12 1979-04-11 Method of making the electromagnetic silicon steel

Country Status (20)

Country Link
US (1) US4157925A (ro)
JP (1) JPS54142120A (ro)
AR (1) AR220934A1 (ro)
AT (1) ATA251579A (ro)
AU (1) AU525956B2 (ro)
BE (1) BE875540A (ro)
BR (1) BR7902164A (ro)
CA (1) CA1123323A (ro)
CS (1) CS215115B2 (ro)
DE (1) DE2912752C2 (ro)
ES (1) ES479579A1 (ro)
FR (1) FR2422722B1 (ro)
GB (1) GB2019438B (ro)
HU (1) HU177534B (ro)
IT (1) IT1115130B (ro)
MX (1) MX5749E (ro)
PL (1) PL118030B1 (ro)
RO (1) RO78546A (ro)
SE (1) SE7903204L (ro)
YU (1) YU72879A (ro)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416707A (en) * 1981-09-14 1983-11-22 Westinghouse Electric Corp. Secondary recrystallized oriented low-alloy iron
US4693762A (en) * 1983-07-05 1987-09-15 Allegheny Ludlum Corporation Processing for cube-on-edge oriented silicon steel
CA1240592A (en) * 1983-07-05 1988-08-16 Allegheny Ludlum Corporation Processing for cube-on-edge oriented silicon steel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5113469B2 (ro) * 1972-10-13 1976-04-28
US3873381A (en) * 1973-03-01 1975-03-25 Armco Steel Corp High permeability cube-on-edge oriented silicon steel and method of making it
US3905842A (en) * 1974-01-07 1975-09-16 Gen Electric Method of producing silicon-iron sheet material with boron addition and product
US4054471A (en) * 1976-06-17 1977-10-18 Allegheny Ludlum Industries, Inc. Processing for cube-on-edge oriented silicon steel
US4102713A (en) * 1976-06-17 1978-07-25 Allegheny Ludlum Industries, Inc. Silicon steel and processing therefore

Also Published As

Publication number Publication date
GB2019438B (en) 1982-12-22
GB2019438A (en) 1979-10-31
IT7948602A0 (it) 1979-04-03
AU4541279A (en) 1979-10-18
PL214823A1 (ro) 1980-02-25
YU72879A (en) 1983-12-31
FR2422722A1 (fr) 1979-11-09
AR220934A1 (es) 1980-12-15
BE875540A (fr) 1979-10-12
BR7902164A (pt) 1979-12-04
US4157925A (en) 1979-06-12
AU525956B2 (en) 1982-12-09
DE2912752A1 (de) 1979-10-25
ATA251579A (de) 1984-04-15
HU177534B (en) 1981-11-28
DE2912752C2 (de) 1986-10-16
FR2422722B1 (fr) 1985-10-25
JPS54142120A (en) 1979-11-06
RO78546A (ro) 1982-04-12
MX5749E (es) 1984-06-13
ES479579A1 (es) 1979-07-16
PL118030B1 (en) 1981-09-30
CA1123323A (en) 1982-05-11
SE7903204L (sv) 1979-10-13
IT1115130B (it) 1986-02-03

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