CA1003731A - Grain oriented silicon steel and method for its production - Google Patents

Grain oriented silicon steel and method for its production

Info

Publication number
CA1003731A
CA1003731A CA182,379A CA182379A CA1003731A CA 1003731 A CA1003731 A CA 1003731A CA 182379 A CA182379 A CA 182379A CA 1003731 A CA1003731 A CA 1003731A
Authority
CA
Canada
Prior art keywords
production
silicon steel
oriented silicon
grain oriented
grain
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
CA182,379A
Other versions
CA182379S (en
Inventor
James A. Salsgiver
Gerald L. Houze (Jr.)
Stuart L. Ames
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26967808&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1003731(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Allegheny Ludlum Corp filed Critical Allegheny Ludlum Corp
Application granted granted Critical
Publication of CA1003731A publication Critical patent/CA1003731A/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 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)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
  • Metal Rolling (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
CA182,379A 1972-09-28 1973-09-28 Grain oriented silicon steel and method for its production Expired CA1003731A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29319472A 1972-09-28 1972-09-28
US00357969A US3855018A (en) 1972-09-28 1973-05-07 Method for producing grain oriented silicon steel comprising copper

Publications (1)

Publication Number Publication Date
CA1003731A true CA1003731A (en) 1977-01-18

Family

ID=26967808

Family Applications (1)

Application Number Title Priority Date Filing Date
CA182,379A Expired CA1003731A (en) 1972-09-28 1973-09-28 Grain oriented silicon steel and method for its production

Country Status (16)

Country Link
US (1) US3855018A (en)
JP (1) JPS5745818B2 (en)
AR (1) AR199921A1 (en)
AT (1) AT338311B (en)
AU (1) AU472237B2 (en)
CA (1) CA1003731A (en)
DE (1) DE2348249C2 (en)
ES (1) ES419147A1 (en)
FR (1) FR2201342B1 (en)
GB (1) GB1415415A (en)
HU (1) HU167081B (en)
IT (1) IT996214B (en)
NL (1) NL7312694A (en)
PL (1) PL91102B1 (en)
RO (1) RO68034A (en)
SE (1) SE410198B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5432412B2 (en) * 1973-10-31 1979-10-15
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
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
US4171994A (en) * 1975-02-13 1979-10-23 Allegheny Ludlum Industries, Inc. Use of nitrogen-bearing base coatings in the manufacture of high permeability silicon steel
US4010050A (en) * 1975-09-08 1977-03-01 Allegheny Ludlum Industries, Inc. Processing for aluminum nitride inhibited oriented silicon steel
US4078952A (en) * 1976-06-17 1978-03-14 Allegheny Ludlum Industries, Inc. Controlling the manganese to sulfur ratio during the processing for high permeability silicon steel
SE8107844L (en) * 1981-03-19 1982-09-20 Allegheny Ludlum Steel SET TO MAKE CORNORIENTED SILICONE
JPS6048886B2 (en) * 1981-08-05 1985-10-30 新日本製鐵株式会社 High magnetic flux density unidirectional electrical steel sheet with excellent iron loss and method for manufacturing the same
JPS5948935B2 (en) * 1981-08-05 1984-11-29 新日本製鐵株式会社 Manufacturing method of low iron loss unidirectional electrical steel sheet
KR930004849B1 (en) * 1991-07-12 1993-06-09 포항종합제철 주식회사 Electrcal steel sheet having a good magnetic property and its making process
KR940003339B1 (en) * 1991-12-26 1994-04-20 포항종합제철 주식회사 Magnetic materials
DE4311151C1 (en) * 1993-04-05 1994-07-28 Thyssen Stahl Ag Grain-orientated electro-steel sheets with good properties
EP0709470B1 (en) * 1993-11-09 2001-10-04 Pohang Iron & Steel Co., Ltd. Production method of directional electromagnetic steel sheet of low temperature slab heating system
FR2731713B1 (en) * 1995-03-14 1997-04-11 Ugine Sa PROCESS FOR THE MANUFACTURE OF A SHEET OF ELECTRIC STEEL WITH ORIENTED GRAINS FOR THE PRODUCTION OF MAGNETIC TRANSFORMER CIRCUITS IN PARTICULAR
DE19745445C1 (en) * 1997-10-15 1999-07-08 Thyssenkrupp Stahl Ag Process for the production of grain-oriented electrical sheet with low magnetic loss and high polarization
CN107794439B (en) * 2016-08-30 2019-04-23 宝山钢铁股份有限公司 Extra-low iron loss non-oriented electromagnetic steel sheet and its manufacturing method
CN109554525B (en) * 2018-12-03 2020-12-15 武汉钢铁有限公司 Manufacturing method of mirror-surface oriented silicon steel

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2173312A (en) * 1937-08-14 1939-09-19 Heraeus Vacuumschmelze Ag Silicon-iron alloy
GB873149A (en) * 1956-11-08 1961-07-19 Yawata Iron & Steel Co Method of producing oriented silicon steel
BE563546A (en) * 1956-12-31
DE1117624B (en) * 1958-08-13 1961-11-23 Allegheny Ludlum Steel Process for the production of strips with a high grain orientation from an iron-silicon alloy
US3144363A (en) * 1961-12-14 1964-08-11 Westinghouse Electric Corp Process for producing oriented silicon steel and the product thereof
US3266955A (en) * 1962-12-28 1966-08-16 Yawata Iron & Steel Co Process for producing silicon steel sheet having (100) plane in the rolling plane
US3287183A (en) * 1964-06-22 1966-11-22 Yawata Iron & Steel Co Process for producing single-oriented silicon steel sheets having a high magnetic induction
US3438820A (en) * 1965-04-02 1969-04-15 Dominion Foundries & Steel Silicon steel process
US3636579A (en) * 1968-04-24 1972-01-25 Nippon Steel Corp Process for heat-treating electromagnetic steel sheets having a high magnetic induction
US3632456A (en) * 1968-04-27 1972-01-04 Nippon Steel Corp Method for producing an electromagnetic steel sheet of a thin sheet thickness having a high-magnetic induction
US3575739A (en) * 1968-11-01 1971-04-20 Gen Electric Secondary recrystallization of silicon iron with nitrogen
US3700506A (en) * 1968-12-10 1972-10-24 Nippon Steel Corp Method for reducing an iron loss of an oriented magnetic steel sheet 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 (en) * 1971-11-04 1973-02-15 Armco Steel Corp Manufacturing process of cube-on-edge orientation silicon iron from cast slabs
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
AT362973B (en) * 1979-08-06 1981-06-25 List Hans ELEMENT FOR SEALING THE SEPARATOR BETWEEN TWO PARTS ENCLOSING A GASKET

Also Published As

Publication number Publication date
JPS4972118A (en) 1974-07-12
FR2201342A1 (en) 1974-04-26
AT338311B (en) 1977-08-25
ES419147A1 (en) 1976-12-16
IT996214B (en) 1975-12-10
JPS5745818B2 (en) 1982-09-30
DE2348249C2 (en) 1983-03-03
NL7312694A (en) 1974-04-01
AU472237B2 (en) 1976-05-20
AR199921A1 (en) 1974-10-08
ATA823373A (en) 1976-12-15
PL91102B1 (en) 1977-02-28
GB1415415A (en) 1975-11-26
RO68034A (en) 1982-02-26
HU167081B (en) 1975-08-28
SE410198B (en) 1979-10-01
US3855018A (en) 1974-12-17
US3855018B1 (en) 1994-02-18
DE2348249A1 (en) 1974-04-04
AU6006473A (en) 1975-03-06
FR2201342B1 (en) 1977-08-12

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