CA1082952A - Silicon steel and processing therefore - Google Patents

Silicon steel and processing therefore

Info

Publication number
CA1082952A
CA1082952A CA280,694A CA280694A CA1082952A CA 1082952 A CA1082952 A CA 1082952A CA 280694 A CA280694 A CA 280694A CA 1082952 A CA1082952 A CA 1082952A
Authority
CA
Canada
Prior art keywords
steel
copper
silicon
boron
melt
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
CA280,694A
Other languages
English (en)
French (fr)
Inventor
Frank A. Malagari, Jr.
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.)
Allegheny Ludlum Corp
Original Assignee
Allegheny Ludlum 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 Allegheny Ludlum Corp filed Critical Allegheny Ludlum Corp
Application granted granted Critical
Publication of CA1082952A publication Critical patent/CA1082952A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • C21D8/1216—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 working steps
    • C21D8/1222—Hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
CA280,694A 1976-06-17 1977-06-16 Silicon steel and processing therefore Expired CA1082952A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US696,970 1976-06-17
US05/696,970 US4054470A (en) 1976-06-17 1976-06-17 Boron and copper bearing silicon steel and processing therefore

Publications (1)

Publication Number Publication Date
CA1082952A true CA1082952A (en) 1980-08-05

Family

ID=24799257

Family Applications (1)

Application Number Title Priority Date Filing Date
CA280,694A Expired CA1082952A (en) 1976-06-17 1977-06-16 Silicon steel and processing therefore

Country Status (22)

Country Link
US (1) US4054470A (enExample)
JP (1) JPS52153829A (enExample)
AT (1) AT363980B (enExample)
AU (1) AU508960B2 (enExample)
BE (1) BE855837A (enExample)
BR (1) BR7703868A (enExample)
CA (1) CA1082952A (enExample)
CS (1) CS218566B2 (enExample)
DE (1) DE2727028A1 (enExample)
ES (1) ES459889A1 (enExample)
FR (1) FR2355082A1 (enExample)
GB (1) GB1565471A (enExample)
HU (1) HU175332B (enExample)
IN (1) IN146547B (enExample)
IT (1) IT1079715B (enExample)
MX (1) MX4369E (enExample)
PL (1) PL114568B1 (enExample)
RO (1) RO71800A (enExample)
SE (1) SE7707033L (enExample)
SU (1) SU1075985A3 (enExample)
YU (1) YU151277A (enExample)
ZA (1) ZA773082B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4174235A (en) * 1978-01-09 1979-11-13 General Electric Company Product and method of producing silicon-iron sheet material employing antimony
US4113529A (en) * 1977-09-29 1978-09-12 General Electric Company Method of producing silicon-iron sheet material with copper as a partial substitute for sulfur, and product
US4177091A (en) * 1978-08-16 1979-12-04 General Electric Company Method of producing silicon-iron sheet material, and product
US4244757A (en) * 1979-05-21 1981-01-13 Allegheny Ludlum Steel Corporation Processing for cube-on-edge oriented silicon steel
JPS57145963A (en) * 1981-03-04 1982-09-09 Hitachi Metals Ltd Material for magnetic head and its manufacture
MX167814B (es) * 1987-06-04 1993-04-13 Allegheny Ludlum Corp Metodo para producir acero al silicio orientado engrano con adiciones pequeñas de boro
DE19745445C1 (de) * 1997-10-15 1999-07-08 Thyssenkrupp Stahl Ag Verfahren zur Herstellung von kornorientiertem Elektroblech mit geringem Ummagnetisierungsverlust und hoher Polarisation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873380A (en) * 1972-02-11 1975-03-25 Allegheny Ludlum Ind Inc Process for making copper-containing oriented silicon steel
BE795249A (fr) * 1972-02-11 1973-08-09 Allegheny Ludlum Ind Inc Aciers siliceux orientes contenant du cuivre
US3873381A (en) * 1973-03-01 1975-03-25 Armco Steel Corp High permeability cube-on-edge oriented silicon steel and method of making it
US3855019A (en) * 1973-05-07 1974-12-17 Allegheny Ludlum Ind Inc Processing for high permeability silicon steel comprising copper
US3905843A (en) * 1974-01-02 1975-09-16 Gen Electric Method of producing silicon-iron sheet material with boron addition and product
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

Also Published As

Publication number Publication date
BR7703868A (pt) 1978-03-28
PL198880A1 (pl) 1978-02-13
FR2355082A1 (fr) 1978-01-13
PL114568B1 (en) 1981-02-28
YU151277A (en) 1982-08-31
RO71800A (ro) 1982-02-01
CS218566B2 (en) 1983-02-25
SE7707033L (sv) 1977-12-18
IT1079715B (it) 1985-05-13
JPS6140726B2 (enExample) 1986-09-10
IN146547B (enExample) 1979-07-07
ZA773082B (en) 1978-04-26
HU175332B (hu) 1980-07-28
SU1075985A3 (ru) 1984-02-23
BE855837A (fr) 1977-12-19
JPS52153829A (en) 1977-12-21
FR2355082B1 (enExample) 1983-12-30
MX4369E (es) 1982-04-19
AT363980B (de) 1981-09-10
ES459889A1 (es) 1978-11-16
US4054470A (en) 1977-10-18
AU508960B2 (en) 1980-04-17
ATA420377A (de) 1981-02-15
DE2727028A1 (de) 1977-12-29
AU2552277A (en) 1978-11-30
GB1565471A (en) 1980-04-23

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Legal Events

Date Code Title Description
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