CA1045955A - Process for high permeability silicon steel - Google Patents

Process for high permeability silicon steel

Info

Publication number
CA1045955A
CA1045955A CA235,669A CA235669A CA1045955A CA 1045955 A CA1045955 A CA 1045955A CA 235669 A CA235669 A CA 235669A CA 1045955 A CA1045955 A CA 1045955A
Authority
CA
Canada
Prior art keywords
steel
temperature
cooled
process according
final
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
CA235,669A
Other languages
English (en)
French (fr)
Inventor
James A. Salsgiver
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 CA1045955A publication Critical patent/CA1045955A/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
    • C21D8/1266—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 between cold rolling steps
    • 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
    • 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
    • C21D8/1261—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 following hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
CA235,669A 1974-11-18 1975-09-17 Process for high permeability silicon steel Expired CA1045955A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US524831A US3925115A (en) 1974-11-18 1974-11-18 Process employing cooling in a static atmosphere for high permeability silicon steel comprising copper

Publications (1)

Publication Number Publication Date
CA1045955A true CA1045955A (en) 1979-01-09

Family

ID=24090841

Family Applications (1)

Application Number Title Priority Date Filing Date
CA235,669A Expired CA1045955A (en) 1974-11-18 1975-09-17 Process for high permeability silicon steel

Country Status (16)

Country Link
US (1) US3925115A (ja)
JP (1) JPS5843443B2 (ja)
AR (1) AR207795A1 (ja)
BE (1) BE834875A (ja)
BR (1) BR7507584A (ja)
CA (1) CA1045955A (ja)
DE (1) DE2547313C2 (ja)
ES (1) ES441709A1 (ja)
FR (1) FR2291275B1 (ja)
GB (1) GB1478740A (ja)
IN (1) IN143213B (ja)
IT (1) IT1047746B (ja)
PL (1) PL106204B1 (ja)
SE (1) SE414948B (ja)
YU (1) YU291275A (ja)
ZA (1) ZA757206B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4054470A (en) * 1976-06-17 1977-10-18 Allegheny Ludlum Industries, Inc. Boron and copper bearing silicon steel and processing therefore
JPS5948935B2 (ja) * 1981-08-05 1984-11-29 新日本製鐵株式会社 低鉄損一方向性電磁鋼板の製造方法
JPS58157917A (ja) * 1982-03-15 1983-09-20 Kawasaki Steel Corp 磁気特性の優れた一方向性珪素鋼板の製造方法
DE3382043D1 (de) * 1982-08-18 1991-01-17 Kawasaki Steel Co Verfahren zum herstellen kornorientierter bleche oder baender aus siliziumstahl mit hoher magnetischer induktion und geringen eisenverlusten.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287184A (en) * 1963-10-22 1966-11-22 Bethlehem Steel Corp Method of producing low carbon electrical sheet steel
FR2007129A1 (ja) * 1968-04-27 1970-01-02 Yawata Iron & Steel Co
US3671337A (en) * 1969-02-21 1972-06-20 Nippon Steel Corp Process for producing grain oriented electromagnetic steel sheets having excellent magnetic characteristics
BE790798A (fr) * 1971-11-04 1973-02-15 Armco Steel Corp Procédé de fabrication de fer au silicium à orientation cube-sur-arete à partir de brames coulées
US3770517A (en) * 1972-03-06 1973-11-06 Allegheny Ludlum Ind Inc Method of producing substantially non-oriented silicon steel strip by three-stage cold rolling
US3855018A (en) * 1972-09-28 1974-12-17 Allegheny Ludlum Ind Inc Method for producing grain oriented silicon steel comprising copper
US3873381A (en) * 1973-03-01 1975-03-25 Armco Steel Corp High permeability cube-on-edge oriented silicon steel and method of making it
US3855020A (en) * 1973-05-07 1974-12-17 Allegheny Ludlum Ind Inc Processing for high permeability silicon steel comprising copper
US3855019A (en) * 1973-05-07 1974-12-17 Allegheny Ludlum Ind Inc Processing for high permeability silicon steel comprising copper
US3855021A (en) * 1973-05-07 1974-12-17 Allegheny Ludlum Ind Inc Processing for high permeability silicon steel comprising copper

Also Published As

Publication number Publication date
ZA757206B (en) 1976-11-24
BR7507584A (pt) 1976-08-03
YU291275A (en) 1982-02-28
ES441709A1 (es) 1977-03-16
AU8494675A (en) 1977-03-24
DE2547313A1 (de) 1976-05-20
GB1478740A (en) 1977-07-06
IT1047746B (it) 1980-10-20
SE414948B (sv) 1980-08-25
FR2291275A1 (fr) 1976-06-11
BE834875A (fr) 1976-02-16
SE7512967L (sv) 1976-05-19
IN143213B (ja) 1977-10-15
AR207795A1 (es) 1976-10-29
JPS5173921A (ja) 1976-06-26
US3925115A (en) 1975-12-09
PL106204B1 (pl) 1979-12-31
FR2291275B1 (fr) 1985-10-31
JPS5843443B2 (ja) 1983-09-27
DE2547313C2 (de) 1986-07-03

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