FR2291276A1 - Traitement pour l'obtention d'aciers au silicium a grande permeabilite - Google Patents

Traitement pour l'obtention d'aciers au silicium a grande permeabilite

Info

Publication number
FR2291276A1
FR2291276A1 FR7532699A FR7532699A FR2291276A1 FR 2291276 A1 FR2291276 A1 FR 2291276A1 FR 7532699 A FR7532699 A FR 7532699A FR 7532699 A FR7532699 A FR 7532699A FR 2291276 A1 FR2291276 A1 FR 2291276A1
Authority
FR
France
Prior art keywords
obtaining
treatment
high permeability
silicon steels
steels
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.)
Granted
Application number
FR7532699A
Other languages
English (en)
French (fr)
Other versions
FR2291276B1 (it
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.)
Sunbeam Oster Co Inc
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 FR2291276A1 publication Critical patent/FR2291276A1/fr
Application granted granted Critical
Publication of FR2291276B1 publication Critical patent/FR2291276B1/fr
Granted 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
    • 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 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)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Metal Rolling (AREA)
FR7532699A 1974-11-18 1975-10-24 Traitement pour l'obtention d'aciers au silicium a grande permeabilite Granted FR2291276A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US524846A US3929522A (en) 1974-11-18 1974-11-18 Process involving cooling in a static atmosphere for high permeability silicon steel comprising copper

Publications (2)

Publication Number Publication Date
FR2291276A1 true FR2291276A1 (fr) 1976-06-11
FR2291276B1 FR2291276B1 (it) 1981-08-28

Family

ID=24090895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7532699A Granted FR2291276A1 (fr) 1974-11-18 1975-10-24 Traitement pour l'obtention d'aciers au silicium a grande permeabilite

Country Status (14)

Country Link
US (1) US3929522A (it)
JP (1) JPS5843444B2 (it)
AR (1) AR208730A1 (it)
BE (1) BE834876A (it)
CA (1) CA1041879A (it)
DE (1) DE2550426A1 (it)
ES (1) ES441705A1 (it)
FR (1) FR2291276A1 (it)
GB (1) GB1478739A (it)
IN (1) IN143003B (it)
IT (1) IT1047747B (it)
PL (1) PL106073B1 (it)
SE (1) SE414949B (it)
YU (1) YU291375A (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355082A1 (fr) * 1976-06-17 1978-01-13 Allegheny Ludlum Ind Inc Acier au silicium a teneur commandee en cuivre et procede pour le produire

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1558621A (en) * 1975-07-05 1980-01-09 Zaidan Hojin Denki Jiki Zairyo High dumping capacity alloy
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
JPS57145963A (en) * 1981-03-04 1982-09-09 Hitachi Metals Ltd Material for magnetic head and its manufacture
JPS6048886B2 (ja) * 1981-08-05 1985-10-30 新日本製鐵株式会社 鉄損の優れた高磁束密度一方向性電磁鋼板及びその製造方法
JPH01159859U (it) * 1988-04-28 1989-11-06
US5078808A (en) † 1990-07-09 1992-01-07 Armco Inc. Method of making regular grain oriented silicon steel without a hot band anneal
DE69128624T3 (de) † 1991-10-21 2002-05-29 Armco Inc., Middletown Verfahren zum Herstellen von normal kornorientiertem Stahl mit hohem Silizium- und niedrigem Kohlenstoffgehalt

Family Cites Families (11)

* 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
CA920035A (en) * 1968-04-27 1973-01-30 Taguchi Satoru Method for producing an electro-magnetic steel sheet of a thin sheet thickness having a high magnetic induction
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
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
US3855020A (en) * 1973-05-07 1974-12-17 Allegheny Ludlum Ind Inc Processing for high permeability silicon steel comprising copper
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355082A1 (fr) * 1976-06-17 1978-01-13 Allegheny Ludlum Ind Inc Acier au silicium a teneur commandee en cuivre et procede pour le produire

Also Published As

Publication number Publication date
US3929522A (en) 1975-12-30
FR2291276B1 (it) 1981-08-28
SE7512968L (sv) 1976-05-19
JPS5843444B2 (ja) 1983-09-27
DE2550426A1 (de) 1976-05-20
BE834876A (fr) 1976-02-16
YU291375A (en) 1982-02-28
AR208730A1 (es) 1977-02-28
DE2550426C2 (it) 1987-12-23
GB1478739A (en) 1977-07-06
IT1047747B (it) 1980-10-20
PL106073B1 (pl) 1979-11-30
IN143003B (it) 1977-09-17
ES441705A1 (es) 1977-04-01
AU8499875A (en) 1977-03-24
CA1041879A (en) 1978-11-07
SE414949B (sv) 1980-08-25
JPS5173922A (it) 1976-06-26

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse