CS216654B2 - Method of making the electromagnetic silicon steel - Google Patents

Method of making the electromagnetic silicon steel Download PDF

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Publication number
CS216654B2
CS216654B2 CS774020A CS402077A CS216654B2 CS 216654 B2 CS216654 B2 CS 216654B2 CS 774020 A CS774020 A CS 774020A CS 402077 A CS402077 A CS 402077A CS 216654 B2 CS216654 B2 CS 216654B2
Authority
CS
Czechoslovakia
Prior art keywords
steel
silicon
oxygen
dew point
temperature
Prior art date
Application number
CS774020A
Other languages
Czech (cs)
English (en)
Inventor
Jack W Shilling
Amitava Datta
Frank A Malagari
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 CS216654B2 publication Critical patent/CS216654B2/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 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
    • C21D8/1255—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 with diffusion of elements, e.g. decarburising, nitriding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)
CS774020A 1976-06-17 1977-06-17 Method of making the electromagnetic silicon steel CS216654B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/696,966 US4030950A (en) 1976-06-17 1976-06-17 Process for cube-on-edge oriented boron-bearing silicon steel including normalizing

Publications (1)

Publication Number Publication Date
CS216654B2 true CS216654B2 (en) 1982-11-26

Family

ID=24799237

Family Applications (1)

Application Number Title Priority Date Filing Date
CS774020A CS216654B2 (en) 1976-06-17 1977-06-17 Method of making the electromagnetic silicon steel

Country Status (22)

Country Link
US (1) US4030950A (ro)
JP (1) JPS6059285B2 (ro)
AR (1) AR228122A1 (ro)
AT (1) AT363976B (ro)
AU (1) AU509495B2 (ro)
BE (1) BE855838A (ro)
BR (1) BR7703870A (ro)
CA (1) CA1087965A (ro)
CS (1) CS216654B2 (ro)
DE (1) DE2726045C2 (ro)
ES (1) ES459891A1 (ro)
FR (1) FR2355073A1 (ro)
GB (1) GB1565473A (ro)
HU (1) HU178164B (ro)
IN (1) IN146551B (ro)
IT (1) IT1079690B (ro)
MX (1) MX4793E (ro)
PL (1) PL114602B1 (ro)
RO (1) RO71799A (ro)
SE (1) SE418090B (ro)
YU (1) YU151677A (ro)
ZA (1) ZA773086B (ro)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102713A (en) * 1976-06-17 1978-07-25 Allegheny Ludlum Industries, Inc. Silicon steel and processing therefore
US4123298A (en) * 1977-01-14 1978-10-31 Armco Steel Corporation Post decarburization anneal for cube-on-edge oriented silicon steel
US4096001A (en) * 1977-03-07 1978-06-20 General Electric Company Boron-containing electrical steel having a calcium borate coating and magnesia overcoating, and process therefor
US4116730A (en) * 1977-03-07 1978-09-26 General Electric Company Silicon-iron production and composition and process therefor
US4168189A (en) * 1977-05-20 1979-09-18 Armco Inc. Process of producing an electrically insulative film
US4115160A (en) * 1977-06-16 1978-09-19 Allegheny Ludlum Industries, Inc. Electromagnetic silicon steel from thin castings
US4174235A (en) * 1978-01-09 1979-11-13 General Electric Company Product and method of producing silicon-iron sheet material employing antimony
US4115161A (en) * 1977-10-12 1978-09-19 Allegheny Ludlum Industries, Inc. Processing for cube-on-edge oriented silicon steel
US4160681A (en) * 1977-12-27 1979-07-10 Allegheny Ludlum Industries, Inc. Silicon steel and processing therefore
US4200477A (en) * 1978-03-16 1980-04-29 Allegheny Ludlum Industries, Inc. Processing for electromagnetic silicon steel
US4160705A (en) * 1978-04-24 1979-07-10 General Electric Company Silicon-iron production and composition and process therefor
US4160706A (en) * 1978-04-24 1979-07-10 General Electric Company Coated silicon-iron product and process therefor using magnesium formate and metaborate
US4160708A (en) * 1978-04-24 1979-07-10 General Electric Company Coated silicon-iron product and process therefor using calcium formate
JPS5920731B2 (ja) * 1978-06-16 1984-05-15 新日本製鐵株式会社 磁気特性の優れた電気鉄板の製造法
JPS5933170B2 (ja) * 1978-10-02 1984-08-14 新日本製鐵株式会社 磁束密度の極めて高い、含Ａｌ一方向性珪素鋼板の製造法
DE2841961A1 (de) * 1978-10-05 1980-04-10 Armco Inc Verfahren zur herstellung von kornorientiertem siliciumstahl
US4202711A (en) * 1978-10-18 1980-05-13 Armco, Incl. Process for producing oriented silicon iron from strand cast slabs
JPH0756048B2 (ja) * 1990-11-30 1995-06-14 川崎製鉄株式会社 被膜特性と磁気特性に優れた薄型方向性けい素鋼板の製造方法
GB2267715B (en) * 1992-06-03 1995-11-01 British Steel Plc Improvements in and relating to the production of high silicon-iron alloys
DE102008061983B4 (de) * 2008-12-12 2011-12-08 Voestalpine Stahl Gmbh Verfahren zum Herstellen eines verbesserten Elektrobandes, Elektroband und dessen Verwendung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2303343A (en) * 1941-01-14 1942-12-01 Carnegie Illinois Steel Corp Silicon steel electrical strip
US2354123A (en) * 1941-08-16 1944-07-18 Westinghouse Electric & Mfg Co Insulation for silicon irons
US2455632A (en) * 1946-12-17 1948-12-07 American Steel & Wire Co Silicon electrical steel
GB873149A (en) * 1956-11-08 1961-07-19 Yawata Iron & Steel Co Method of producing oriented silicon steel
US3345219A (en) * 1960-05-04 1967-10-03 Vacuumschmelze Ag Method for producing magnetic sheets of silicon-iron alloys
US3954521A (en) * 1968-12-23 1976-05-04 Allegheny Ludlum Industries, Inc. Method of producing grain oriented silicon steel
US3873381A (en) * 1973-03-01 1975-03-25 Armco Steel Corp High permeability cube-on-edge oriented silicon steel and method of making it
US3905843A (en) * 1974-01-02 1975-09-16 Gen Electric Method of producing silicon-iron sheet material with boron addition and product
US3905842A (en) * 1974-01-07 1975-09-16 Gen Electric Method of producing silicon-iron sheet material with boron addition and product
JPS50116998A (ro) * 1974-02-28 1975-09-12
US4000015A (en) * 1975-05-15 1976-12-28 Allegheny Ludlum Industries, Inc. Processing for cube-on-edge oriented silicon steel using hydrogen of controlled dew point

Also Published As

Publication number Publication date
RO71799A (ro) 1982-05-10
US4030950A (en) 1977-06-21
SE418090B (sv) 1981-05-04
GB1565473A (en) 1980-04-23
HU178164B (en) 1982-03-28
DE2726045C2 (de) 1986-05-07
ES459891A1 (es) 1978-04-16
ZA773086B (en) 1978-04-26
PL114602B1 (en) 1981-02-28
SE7707030L (sv) 1977-12-18
AR228122A1 (es) 1983-01-31
BR7703870A (pt) 1978-03-28
BE855838A (fr) 1977-12-19
YU151677A (en) 1982-10-31
IT1079690B (it) 1985-05-13
PL198885A1 (pl) 1978-02-13
JPS6059285B2 (ja) 1985-12-24
AU2552577A (en) 1978-11-30
MX4793E (es) 1982-10-05
JPS52153826A (en) 1977-12-21
AU509495B2 (en) 1980-05-15
DE2726045A1 (de) 1978-01-05
FR2355073A1 (fr) 1978-01-13
CA1087965A (en) 1980-10-21
AT363976B (de) 1981-09-10
ATA419977A (de) 1981-02-15
IN146551B (ro) 1979-07-14

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