RO84030B - Procedeu de obtinere a unui otel silicios cu graunti orientati - Google Patents

Procedeu de obtinere a unui otel silicios cu graunti orientati

Info

Publication number
RO84030B
RO84030B RO106445A RO10644582A RO84030B RO 84030 B RO84030 B RO 84030B RO 106445 A RO106445 A RO 106445A RO 10644582 A RO10644582 A RO 10644582A RO 84030 B RO84030 B RO 84030B
Authority
RO
Romania
Prior art keywords
obtaining
steel
siliceous steel
oriented granules
granules
Prior art date
Application number
RO106445A
Other languages
English (en)
Other versions
RO84030A (ro
Inventor
Charles Dean Boyer
Original Assignee
Allegheny Ludlum Steel Corporation
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 Steel Corporation filed Critical Allegheny Ludlum Steel Corporation
Publication of RO84030A publication Critical patent/RO84030A/ro
Publication of RO84030B publication Critical patent/RO84030B/ro

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
    • C21D8/1277—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
    • 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
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/48—After-treatment of electroplated surfaces
    • C25D5/50—After-treatment of electroplated surfaces by heat-treatment
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
    • C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes
    • C25D9/10—Electrolytic coating other than with metals with inorganic materials by cathodic processes on iron or steel
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Heat Treatment Of Sheet Steel (AREA)

Abstract

Inventia se refera la un procedeu de obtinere a unui otel silicios cu graunte orientate care, în scopul îmbunatatirii proprietatilor sale magnetice, include aplicarea pe suprafata otelului mentionat a unui strat de acoperire de Mg(OH)2 si apoi recoacerea la structura finala a otelului respectiv cu stratul de acoperire mentionat.
RO106445A 1981-02-06 1982-01-26 Procedeu de obtinere a unui otel silicios cu graunti orientati RO84030B (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23234181A 1981-02-06 1981-02-06

Publications (2)

Publication Number Publication Date
RO84030A RO84030A (ro) 1984-05-12
RO84030B true RO84030B (ro) 1984-06-30

Family

ID=22872725

Family Applications (1)

Application Number Title Priority Date Filing Date
RO106445A RO84030B (ro) 1981-02-06 1982-01-26 Procedeu de obtinere a unui otel silicios cu graunti orientati

Country Status (6)

Country Link
EP (1) EP0057983A3 (ro)
JP (1) JPS57145935A (ro)
KR (1) KR830009247A (ro)
CA (1) CA1197757A (ro)
PL (1) PL234964A1 (ro)
RO (1) RO84030B (ro)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0480265B1 (en) * 1990-10-03 1995-05-17 Nippon Steel Corporation Method of producing permalloy cores
US5547519A (en) * 1995-02-28 1996-08-20 Armco Inc. Magnesia coating and process for producing grain oriented electrical steel for punching quality

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2739085A (en) * 1953-03-13 1956-03-20 Westinghouse Electric Corp Insulating coatings for magnetic sheets
DE1249049B (ro) * 1959-03-05
FR1321837A (fr) * 1962-05-08 1963-03-22 Thomson Houston Comp Francaise Procédé pour revêtir des alliages de fer

Also Published As

Publication number Publication date
PL234964A1 (ro) 1982-09-13
EP0057983A2 (en) 1982-08-18
CA1197757A (en) 1985-12-10
EP0057983A3 (en) 1983-01-12
JPS57145935A (en) 1982-09-09
KR830009247A (ko) 1983-12-19
RO84030A (ro) 1984-05-12

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