DE4001524C2 - - Google Patents

Info

Publication number
DE4001524C2
DE4001524C2 DE4001524A DE4001524A DE4001524C2 DE 4001524 C2 DE4001524 C2 DE 4001524C2 DE 4001524 A DE4001524 A DE 4001524A DE 4001524 A DE4001524 A DE 4001524A DE 4001524 C2 DE4001524 C2 DE 4001524C2
Authority
DE
Germany
Prior art keywords
slab
oxygen
oxidizing atmosphere
silicon
temperature
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 - Fee Related
Application number
DE4001524A
Other languages
German (de)
English (en)
Other versions
DE4001524A1 (de
Inventor
Wayne F. Waukesha Wis. Us Block
Wade S. Fairfield Ohio Us Wright
Chris G. Gibsonia Pa. Us Klapheke
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.)
Armco Inc
Original Assignee
Armco Inc
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 Inc filed Critical Armco Inc
Publication of DE4001524A1 publication Critical patent/DE4001524A1/de
Application granted granted Critical
Publication of DE4001524C2 publication Critical patent/DE4001524C2/de
Granted 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
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • 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
    • C21D8/1205—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 particular fabrication steps or treatments of ingots or slabs
    • 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
    • C21D9/0081—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for slabs; for billets
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Electromagnetism (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Continuous Casting (AREA)
DE4001524A 1989-01-19 1990-01-19 Verfahren zur herstellung von warmgewalztem kornorientiertem siliziumstahl Granted DE4001524A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/299,714 US4898628A (en) 1989-01-19 1989-01-19 Hot working method for producing grain oriented silicon steel with improved glass film formation

Publications (2)

Publication Number Publication Date
DE4001524A1 DE4001524A1 (de) 1990-07-26
DE4001524C2 true DE4001524C2 (enExample) 1993-07-08

Family

ID=23155968

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4001524A Granted DE4001524A1 (de) 1989-01-19 1990-01-19 Verfahren zur herstellung von warmgewalztem kornorientiertem siliziumstahl

Country Status (5)

Country Link
US (1) US4898628A (enExample)
BR (1) BR8906566A (enExample)
CA (1) CA2005027A1 (enExample)
DE (1) DE4001524A1 (enExample)
IN (1) IN171870B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19621536A1 (de) * 1996-05-29 1997-12-04 Krupp Ag Hoesch Krupp Verfahren und Vorrichtung zur Herstellung von Stahlprofilen

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1281420B1 (it) * 1995-09-13 1998-02-18 Danieli Off Mecc Procedimento di equalizzazione in un forno di riscaldo con ambiente ad ossidazione controllata e forno di riscaldo
DE102008029581A1 (de) * 2007-07-21 2009-01-22 Sms Demag Ag Verfahren und Vorrichtung zum Herstellen von Bändern aus Silizum-Stahl oder Mehrphasenstahl
DE102010004563A1 (de) 2010-01-14 2011-07-21 SMS Siemag AG, 40237 Verfahren und Vorrichtung zur Inline-Oberflächenbehandlung von Brammen
JP6572864B2 (ja) * 2016-10-18 2019-09-11 Ｊｆｅスチール株式会社 電磁鋼板製造用の熱延鋼板およびその製造方法
US20180202719A1 (en) * 2017-01-19 2018-07-19 Griffin Open Systems, LLC System and method for dynamic process modeling, error correction and control of a reheat furnace
WO2021038108A1 (de) * 2019-08-30 2021-03-04 Sms Group Gmbh Verfahren zur wärmebehandlung eines stahlvorproduktes
JPWO2025110133A1 (enExample) * 2023-11-22 2025-05-30

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599340A (en) * 1948-10-21 1952-06-03 Armco Steel Corp Process of increasing the permeability of oriented silicon steels
US3393434A (en) * 1966-02-21 1968-07-23 Ungerer Irma Process and machine for breaking scale on continuously moving strip
BE790798A (fr) * 1971-11-04 1973-02-15 Armco Steel Corp Procédé de fabrication de fer au silicium à orientation cube-sur-arete à partir de brames coulées
FR2319602A1 (fr) * 1975-07-30 1977-02-25 Poudres & Explosifs Ste Nale Nouvel explosif composite moule thermostable et procede de fabrication
JPS52120218A (en) * 1976-04-03 1977-10-08 Nippon Steel Corp Heating of silicon containing slab by walking beam type heating furnace
US4202711A (en) * 1978-10-18 1980-05-13 Armco, Incl. Process for producing oriented silicon iron from strand cast slabs
JPS5684420A (en) * 1979-12-13 1981-07-09 Nippon Steel Corp Heating method of continuously cast slab for producing high magnetic-flux-density unidirectional silicon-steel plate
JPS5893875A (ja) * 1981-11-30 1983-06-03 Kawasaki Steel Corp 方向性珪素鋼板の製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19621536A1 (de) * 1996-05-29 1997-12-04 Krupp Ag Hoesch Krupp Verfahren und Vorrichtung zur Herstellung von Stahlprofilen
DE19621536C2 (de) * 1996-05-29 1999-06-24 Thyssenkrupp Stahl Ag Verfahren und Vorrichtung zur Herstellung von Stahlprofilen

Also Published As

Publication number Publication date
DE4001524A1 (de) 1990-07-26
US4898628A (en) 1990-02-06
BR8906566A (pt) 1991-06-25
CA2005027A1 (en) 1990-07-19
IN171870B (enExample) 1993-01-30

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: ARMCO INC., MIDDLETOWN, OHIO, US

8128 New person/name/address of the agent

Representative=s name: BEETZ, R., DIPL.-ING. DR.-ING. TIMPE, W., DR.-ING.

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee