US2940881A - Method for making cbe-on-face magnetic steel - Google Patents

Method for making cbe-on-face magnetic steel Download PDF

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Publication number
US2940881A
US2940881A US610904A US61090456A US2940881A US 2940881 A US2940881 A US 2940881A US 610904 A US610904 A US 610904A US 61090456 A US61090456 A US 61090456A US 2940881 A US2940881 A US 2940881A
Authority
US
United States
Prior art keywords
rolling
sheet
iron
cold
orientation
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 - Lifetime
Application number
US610904A
Other languages
English (en)
Inventor
John H Hollomon
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.)
General Electric Co
Original Assignee
General Electric Co
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
Priority to BE560975D priority Critical patent/BE560975A/xx
Priority to BE560974D priority patent/BE560974A/xx
Priority to BE560973D priority patent/BE560973A/xx
Priority to LU35460D priority patent/LU35460A1/xx
Priority to LU35457D priority patent/LU35457A1/xx
Priority to LU35456D priority patent/LU35456A1/xx
Priority to NL112430D priority patent/NL112430C/xx
Priority to BE560976D priority patent/BE560976A/xx
Priority to BE560938D priority patent/BE560938A/xx
Priority to NL220953D priority patent/NL220953A/xx
Priority to NL220951D priority patent/NL220951A/xx
Priority to BE560972D priority patent/BE560972A/xx
Priority to US610904A priority patent/US2940881A/en
Priority to US610906A priority patent/US2940882A/en
Application filed by General Electric Co filed Critical General Electric Co
Priority to US610909A priority patent/US3164496A/en
Priority to GB29229/57A priority patent/GB870210A/en
Priority to GB19866/59A priority patent/GB870214A/en
Priority to GB29228/57A priority patent/GB870209A/en
Priority to GB29230/57A priority patent/GB870211A/en
Priority to FR1183119D priority patent/FR1183119A/fr
Priority to FR1183118D priority patent/FR1183118A/fr
Priority to FR72332D priority patent/FR72332E/fr
Priority to FR72331D priority patent/FR72331E/fr
Application granted granted Critical
Publication of US2940881A publication Critical patent/US2940881A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • C21D8/1205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular fabrication or treatment of ingot or slab
    • 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/04—Single or very large crystals
    • 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation
    • 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
    • C21D2281/00—Making use of special physico-chemical means
    • C21D2281/01—Seed crystals being used
    • 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
    • C21D2281/00—Making use of special physico-chemical means
    • C21D2281/02—Making use of special physico-chemical means temperature gradient
    • 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
    • C21D8/1222—Hot 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Continuous Casting (AREA)
  • Soft Magnetic Materials (AREA)
  • Silicon Compounds (AREA)
US610904A 1956-09-20 1956-09-20 Method for making cbe-on-face magnetic steel Expired - Lifetime US2940881A (en)

Priority Applications (23)

Application Number Priority Date Filing Date Title
BE560973D BE560973A (xx) 1956-09-20
LU35460D LU35460A1 (xx) 1956-09-20
LU35457D LU35457A1 (xx) 1956-09-20
LU35456D LU35456A1 (xx) 1956-09-20
NL112430D NL112430C (xx) 1956-09-20
BE560976D BE560976A (xx) 1956-09-20
BE560938D BE560938A (xx) 1956-09-20
NL220953D NL220953A (xx) 1956-09-20
NL220951D NL220951A (xx) 1956-09-20
BE560972D BE560972A (xx) 1956-09-20
BE560975D BE560975A (xx) 1956-09-20
BE560974D BE560974A (xx) 1956-09-20
US610904A US2940881A (en) 1956-09-20 1956-09-20 Method for making cbe-on-face magnetic steel
US610909A US3164496A (en) 1956-09-20 1956-09-20 Magnetic material and method of fabrication
US610906A US2940882A (en) 1956-09-20 1956-09-20 Magnetic material
GB19866/59A GB870214A (en) 1956-09-20 1957-09-17 Improvements in magnetic material and method of fabrication
GB29228/57A GB870209A (en) 1956-09-20 1957-09-17 Improvements in magnetic material and method of fabrication
GB29229/57A GB870210A (en) 1956-09-20 1957-09-17 Improvements in magnetic material
GB29230/57A GB870211A (en) 1956-09-20 1957-09-17 Improvements in fabrication of magnetic material
FR1183119D FR1183119A (fr) 1956-09-20 1957-09-19 Procédé de fabrication de matériaux magnétiques
FR1183118D FR1183118A (fr) 1956-09-20 1957-09-19 Matériau magnétique et procédé de fabrication
FR72332D FR72332E (fr) 1956-09-20 1957-09-20 Perfectionnements apportés aux pièces coulées intermédiaires ou ébauches et aux procédés pour leur fabrication
FR72331D FR72331E (fr) 1956-09-20 1957-09-20 Matériau magnétique et procédé de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US610904A US2940881A (en) 1956-09-20 1956-09-20 Method for making cbe-on-face magnetic steel

Publications (1)

Publication Number Publication Date
US2940881A true US2940881A (en) 1960-06-14

Family

ID=24446873

Family Applications (1)

Application Number Title Priority Date Filing Date
US610904A Expired - Lifetime US2940881A (en) 1956-09-20 1956-09-20 Method for making cbe-on-face magnetic steel

Country Status (6)

Country Link
US (1) US2940881A (xx)
BE (6) BE560976A (xx)
FR (4) FR1183118A (xx)
GB (4) GB870211A (xx)
LU (3) LU35460A1 (xx)
NL (3) NL220953A (xx)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3105781A (en) * 1960-05-02 1963-10-01 Gen Electric Method for making cube-on-edge texture in high purity silicon-iron
US3115430A (en) * 1960-09-20 1963-12-24 Armco Steel Corp Production of cube-on-edge oriented silicon iron
US3124491A (en) * 1960-05-23 1964-03-10 Heavy gauge double oriented magnetic sheet material
US3136666A (en) * 1960-01-27 1964-06-09 Yawata Iron & Steel Co Method for producing secondary recrystallization grain of cube texture
US3164496A (en) * 1956-09-20 1965-01-05 Gen Electric Magnetic material and method of fabrication
US3278348A (en) * 1965-01-28 1966-10-11 Westinghouse Electric Corp Process for producing doubly oriented cube-on-face magnetic sheet material
US3337373A (en) * 1966-08-19 1967-08-22 Westinghouse Electric Corp Doubly oriented cube-on-face magnetic sheet containing chromium
US3345219A (en) * 1960-05-04 1967-10-03 Vacuumschmelze Ag Method for producing magnetic sheets of silicon-iron alloys
US3466201A (en) * 1955-12-01 1969-09-09 Vacuumschmelze Ag Silicon-iron magnetic sheets having cube-on-face grains

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4926415B1 (xx) * 1970-09-26 1974-07-09

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2112084A (en) * 1934-11-01 1938-03-22 Westinghouse Electric & Mfg Co Magnetic material and method of producing the same
US2307391A (en) * 1938-10-14 1943-01-05 American Rolling Mill Co Art of producing magnetic material
GB610440A (en) * 1945-04-12 1948-10-15 British Thomson Houston Co Ltd Improvements in and relating to the production of preferred crystal orientation in thin gauge silicon steel
US2700006A (en) * 1953-09-03 1955-01-18 Gen Electric Process for producing fine-grained highly oriented silicon steel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2112084A (en) * 1934-11-01 1938-03-22 Westinghouse Electric & Mfg Co Magnetic material and method of producing the same
US2307391A (en) * 1938-10-14 1943-01-05 American Rolling Mill Co Art of producing magnetic material
GB610440A (en) * 1945-04-12 1948-10-15 British Thomson Houston Co Ltd Improvements in and relating to the production of preferred crystal orientation in thin gauge silicon steel
US2700006A (en) * 1953-09-03 1955-01-18 Gen Electric Process for producing fine-grained highly oriented silicon steel

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3466201A (en) * 1955-12-01 1969-09-09 Vacuumschmelze Ag Silicon-iron magnetic sheets having cube-on-face grains
US3164496A (en) * 1956-09-20 1965-01-05 Gen Electric Magnetic material and method of fabrication
US3136666A (en) * 1960-01-27 1964-06-09 Yawata Iron & Steel Co Method for producing secondary recrystallization grain of cube texture
US3105781A (en) * 1960-05-02 1963-10-01 Gen Electric Method for making cube-on-edge texture in high purity silicon-iron
US3345219A (en) * 1960-05-04 1967-10-03 Vacuumschmelze Ag Method for producing magnetic sheets of silicon-iron alloys
US3124491A (en) * 1960-05-23 1964-03-10 Heavy gauge double oriented magnetic sheet material
US3115430A (en) * 1960-09-20 1963-12-24 Armco Steel Corp Production of cube-on-edge oriented silicon iron
US3278348A (en) * 1965-01-28 1966-10-11 Westinghouse Electric Corp Process for producing doubly oriented cube-on-face magnetic sheet material
US3337373A (en) * 1966-08-19 1967-08-22 Westinghouse Electric Corp Doubly oriented cube-on-face magnetic sheet containing chromium

Also Published As

Publication number Publication date
BE560972A (xx)
LU35460A1 (xx)
FR72332E (fr) 1960-03-31
FR1183119A (fr) 1959-07-03
BE560973A (xx)
NL220953A (xx)
LU35457A1 (xx)
BE560974A (xx)
GB870214A (en) 1961-06-14
GB870211A (en) 1961-06-14
GB870209A (en) 1961-06-14
BE560976A (xx)
NL220951A (xx)
BE560938A (xx)
FR72331E (fr) 1960-03-31
LU35456A1 (xx)
NL112430C (xx)
BE560975A (xx)
GB870210A (en) 1961-06-14
FR1183118A (fr) 1959-07-03

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