DE2727028A1 - Verfahren zur herstellung eines elektromagnetischen siliciumstahls - Google Patents

Verfahren zur herstellung eines elektromagnetischen siliciumstahls

Info

Publication number
DE2727028A1
DE2727028A1 DE19772727028 DE2727028A DE2727028A1 DE 2727028 A1 DE2727028 A1 DE 2727028A1 DE 19772727028 DE19772727028 DE 19772727028 DE 2727028 A DE2727028 A DE 2727028A DE 2727028 A1 DE2727028 A1 DE 2727028A1
Authority
DE
Germany
Prior art keywords
weight
steel
copper
melt
boron
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.)
Ceased
Application number
DE19772727028
Other languages
German (de)
English (en)
Inventor
Jun Frank Angelo Malagari
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 Steel Corp
Original Assignee
Allegheny Ludlum Industries 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 Allegheny Ludlum Industries Inc filed Critical Allegheny Ludlum Industries Inc
Publication of DE2727028A1 publication Critical patent/DE2727028A1/de
Ceased 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)
  • Materials Engineering (AREA)
  • Electromagnetism (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
DE19772727028 1976-06-17 1977-06-15 Verfahren zur herstellung eines elektromagnetischen siliciumstahls Ceased DE2727028A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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
DE2727028A1 true DE2727028A1 (de) 1977-12-29

Family

ID=24799257

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772727028 Ceased DE2727028A1 (de) 1976-06-17 1977-06-15 Verfahren zur herstellung eines elektromagnetischen siliciumstahls

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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2409895A1 (de) * 1973-03-01 1974-09-12 Armco Steel Corp Siliciumstahl mit wuerfelkantenstruktur und verfahren zu seiner herstellung
DE2550426A1 (de) * 1974-11-18 1976-05-20 Allegheny Ludlum Ind Inc Verfahren zur herstellung von siliciumstaehlen mit hoher permeabilitaet
DE2547313A1 (de) * 1974-11-18 1976-05-20 Allegheny Ludlum Ind Inc Verfahren zur herstellung von siliciumstaehlen mit hoher permeabilitaet

Family Cites Families (4)

* 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
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2409895A1 (de) * 1973-03-01 1974-09-12 Armco Steel Corp Siliciumstahl mit wuerfelkantenstruktur und verfahren zu seiner herstellung
DE2550426A1 (de) * 1974-11-18 1976-05-20 Allegheny Ludlum Ind Inc Verfahren zur herstellung von siliciumstaehlen mit hoher permeabilitaet
DE2547313A1 (de) * 1974-11-18 1976-05-20 Allegheny Ludlum Ind Inc Verfahren zur herstellung von siliciumstaehlen mit hoher permeabilitaet

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
CA1082952A (en) 1980-08-05
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
AU2552277A (en) 1978-11-30
GB1565471A (en) 1980-04-23

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Legal Events

Date Code Title Description
OD Request for examination
8127 New person/name/address of the applicant

Owner name: ALLEGHENY LUDLUM STEEL CORP., PITTSBURGH, PA., US

8131 Rejection