CH433414A - Process for the production of silicon-iron sheet - Google Patents

Process for the production of silicon-iron sheet

Info

Publication number
CH433414A
CH433414A CH550960A CH550960A CH433414A CH 433414 A CH433414 A CH 433414A CH 550960 A CH550960 A CH 550960A CH 550960 A CH550960 A CH 550960A CH 433414 A CH433414 A CH 433414A
Authority
CH
Switzerland
Prior art keywords
silicon
production
iron sheet
iron
sheet
Prior art date
Application number
CH550960A
Other languages
German (de)
Inventor
M Kohler Dale
M Jackson John
Original Assignee
Armco Steel 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 Armco Steel Corp filed Critical Armco Steel Corp
Publication of CH433414A publication Critical patent/CH433414A/en

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
    • C21D8/1272—Final recrystallisation annealing
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • 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
    • C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
    • C21D8/1283—Application of a separating or insulating coating

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)
CH550960A 1959-05-14 1960-05-13 Process for the production of silicon-iron sheet CH433414A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US813289A US3130095A (en) 1959-05-14 1959-05-14 Production of oriented silicon-iron sheets by secondary recrystallization

Publications (1)

Publication Number Publication Date
CH433414A true CH433414A (en) 1967-04-15

Family

ID=25211978

Family Applications (1)

Application Number Title Priority Date Filing Date
CH550960A CH433414A (en) 1959-05-14 1960-05-13 Process for the production of silicon-iron sheet

Country Status (5)

Country Link
US (1) US3130095A (en)
BE (1) BE590764A (en)
CH (1) CH433414A (en)
DE (1) DE1292695B (en)
GB (1) GB942399A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3333992A (en) * 1964-06-29 1967-08-01 Armco Steel Corp Production of oriented silicon-iron using grain growth inhibitor during primary recrystallization heat treatment
US3240638A (en) * 1964-10-21 1966-03-15 Westinghouse Electric Corp Use of silicon steel alloy having a critical sulfur range to insure cube-onface orientation
US3333993A (en) * 1965-04-02 1967-08-01 Armco Steel Corp Production of thin, oriented siliconiron wherein grain growth inhibitor is added to primary recrystallization heat treatment atmosphere as function of mn content and final thickness
US3540948A (en) * 1967-12-18 1970-11-17 United States Steel Corp Method of producing cube-on-corner oriented electrical steel sheet
EP0318051B1 (en) * 1987-11-27 1995-05-24 Nippon Steel Corporation Process for production of double-oriented electrical steel sheet having high flux density
KR930010323B1 (en) * 1990-04-12 1993-10-16 신닛뽄 세이데쓰 가부시끼가이샤 Process for manufacturing double oriented electrical steel sheet having high magnetic flux density

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2192756A (en) * 1937-02-24 1940-03-05 Gen Electric Treatment of ferrous metal
US2227156A (en) * 1938-09-20 1940-12-31 Gen Electric Treatment of electrical apparatus
US2303343A (en) * 1941-01-14 1942-12-01 Carnegie Illinois Steel Corp Silicon steel electrical strip
US2455632A (en) * 1946-12-17 1948-12-07 American Steel & Wire Co Silicon electrical steel

Also Published As

Publication number Publication date
GB942399A (en) 1963-11-20
BE590764A (en) 1960-09-01
US3130095A (en) 1964-04-21
DE1292695B (en) 1969-04-17

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