IT991092B - Procedimento per produrre lamiere d acciaio a grana orientata aventi densita di flusso magnetico notevolmente migliorata - Google Patents

Procedimento per produrre lamiere d acciaio a grana orientata aventi densita di flusso magnetico notevolmente migliorata

Info

Publication number
IT991092B
IT991092B IT2639273A IT2639273A IT991092B IT 991092 B IT991092 B IT 991092B IT 2639273 A IT2639273 A IT 2639273A IT 2639273 A IT2639273 A IT 2639273A IT 991092 B IT991092 B IT 991092B
Authority
IT
Italy
Prior art keywords
procedure
magnetic flux
greatly improved
flux density
steel sheets
Prior art date
Application number
IT2639273A
Other languages
English (en)
Original Assignee
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of IT991092B publication Critical patent/IT991092B/it

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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • 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
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties of ferrous metals or ferrous alloys 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
    • 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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the working steps
    • C21D8/1233—Cold rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Soft Magnetic Materials (AREA)
  • Chemical Treatment Of Metals (AREA)
IT2639273A 1972-07-10 1973-07-10 Procedimento per produrre lamiere d acciaio a grana orientata aventi densita di flusso magnetico notevolmente migliorata IT991092B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6889172A JPS5037129B2 (it) 1972-07-10 1972-07-10

Publications (1)

Publication Number Publication Date
IT991092B true IT991092B (it) 1975-07-30

Family

ID=13386715

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2639273A IT991092B (it) 1972-07-10 1973-07-10 Procedimento per produrre lamiere d acciaio a grana orientata aventi densita di flusso magnetico notevolmente migliorata

Country Status (8)

Country Link
JP (1) JPS5037129B2 (it)
BE (1) BE802120A (it)
BR (1) BR7305144D0 (it)
DE (1) DE2334739C3 (it)
FR (1) FR2192180B1 (it)
GB (1) GB1404388A (it)
IT (1) IT991092B (it)
SE (1) SE384228B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1127263B (it) * 1978-11-28 1986-05-21 Nippon Steel Corp Sostanza di separazione da utilizzare nella fase di ricottura di strisce di acciaio al silicio a grani orientati
JPS60145382A (ja) * 1984-01-09 1985-07-31 Nippon Steel Corp 磁気特性、皮膜特性とも優れた方向性電磁鋼板の製造方法
JPS60177132A (ja) * 1984-02-24 1985-09-11 Nippon Steel Corp 磁気特性の優れた高磁束密度一方向性電磁鋼板の製造方法
US4582547A (en) * 1984-05-07 1986-04-15 Allegheny Ludlum Steel Corporation Method for improving the annealing separator coating on silicon steel and coating therefor
DE69030781T3 (de) † 1989-03-30 2001-05-23 Nippon Steel Corp., Tokio/Tokyo Verfahren zur Herstellung kornorientierter Elektrostahlbleche mittels rascher Abschreckung und Erstarrung
DE69515892T3 (de) † 1994-11-16 2005-10-20 Nippon Steel Corp. Verfahren zur herstellung eines elektrisch direktionalen bleches mit guter glasbeschichtbarkeit und hervorragenden magnetischen eigenschaften

Also Published As

Publication number Publication date
BE802120A (fr) 1973-11-05
JPS5037129B2 (it) 1975-12-01
GB1404388A (en) 1975-08-28
SE384228B (sv) 1976-04-26
DE2334739C3 (de) 1975-07-24
BR7305144D0 (pt) 1974-08-15
FR2192180A1 (it) 1974-02-08
DE2334739B2 (de) 1974-12-12
JPS4927423A (it) 1974-03-11
DE2334739A1 (de) 1974-01-31
FR2192180B1 (it) 1975-08-22

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