DE102017220714B3 - Optimierung des Stickstofflevels während der Haubenglühung - Google Patents

Optimierung des Stickstofflevels während der Haubenglühung Download PDF

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Publication number
DE102017220714B3
DE102017220714B3 DE102017220714.0A DE102017220714A DE102017220714B3 DE 102017220714 B3 DE102017220714 B3 DE 102017220714B3 DE 102017220714 A DE102017220714 A DE 102017220714A DE 102017220714 B3 DE102017220714 B3 DE 102017220714B3
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DE
Germany
Prior art keywords
peak
region
grain
electrical
layer
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.)
Active
Application number
DE102017220714.0A
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German (de)
English (en)
Inventor
Christian Hecht
Carsten Schepers
Andreas Allwardt
Ludger Lahn
Heiner Schrapers
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.)
ThyssenKrupp AG
ThyssenKrupp Electrical Steel GmbH
Original Assignee
ThyssenKrupp AG
ThyssenKrupp Electrical Steel GmbH
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.)
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Publication date
Application filed by ThyssenKrupp AG, ThyssenKrupp Electrical Steel GmbH filed Critical ThyssenKrupp AG
Priority to DE102017220714.0A priority Critical patent/DE102017220714B3/de
Priority to PCT/EP2018/080928 priority patent/WO2019096736A1/fr
Priority to EP18807895.0A priority patent/EP3714072A1/fr
Application granted granted Critical
Publication of DE102017220714B3 publication Critical patent/DE102017220714B3/de
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    • 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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • 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
    • C21D8/1244—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
    • C21D8/1255—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 with diffusion of elements, e.g. decarburising, nitriding
    • 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
    • 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
    • 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
    • C21D8/1288—Application of a tension-inducing 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
    • 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
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/56—Continuous furnaces for strip or wire
    • C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • H01F1/16—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 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
    • C21D2201/00—Treatment for obtaining particular effects
    • C21D2201/05—Grain orientation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
DE102017220714.0A 2017-11-20 2017-11-20 Optimierung des Stickstofflevels während der Haubenglühung Active DE102017220714B3 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE102017220714.0A DE102017220714B3 (de) 2017-11-20 2017-11-20 Optimierung des Stickstofflevels während der Haubenglühung
PCT/EP2018/080928 WO2019096736A1 (fr) 2017-11-20 2018-11-12 Feuillard magnétique à grains orientés et procédé de fabrication d'un tel feuillard magnétique
EP18807895.0A EP3714072A1 (fr) 2017-11-20 2018-11-12 Feuillard magnétique à grains orientés et procédé de fabrication d'un tel feuillard magnétique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017220714.0A DE102017220714B3 (de) 2017-11-20 2017-11-20 Optimierung des Stickstofflevels während der Haubenglühung

Publications (1)

Publication Number Publication Date
DE102017220714B3 true DE102017220714B3 (de) 2019-01-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE102017220714.0A Active DE102017220714B3 (de) 2017-11-20 2017-11-20 Optimierung des Stickstofflevels während der Haubenglühung

Country Status (3)

Country Link
EP (1) EP3714072A1 (fr)
DE (1) DE102017220714B3 (fr)
WO (1) WO2019096736A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1025268B1 (fr) 1997-10-15 2002-05-08 ThyssenKrupp Stahl AG Procede de production d'une tole electrique a grains orientes avec une faible perte par inversion magnetique et une polarisation elevee
EP1752548A1 (fr) 2005-08-03 2007-02-14 ThyssenKrupp Steel AG Procédé de fabrication de bande en acier magnétique à grains orientés
EP1752549A1 (fr) 2005-08-03 2007-02-14 ThyssenKrupp Steel AG Procédé de fabrication de bande d'acier magnétique à grains orientés
WO2017037019A1 (fr) 2015-08-28 2017-03-09 Thyssenkrupp Electrical Steel Gmbh Procédé de fabrication d'une tôle magnétique à grains orientés et tôle magnétique à grains orientés

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5472521A (en) * 1933-10-19 1995-12-05 Nippon Steel Corporation Production method of grain oriented electrical steel sheet having excellent magnetic characteristics
CA2149279C (fr) * 1994-05-13 1999-06-01 Osamu Tanaka Separateur de recuit presentant une excellente reactivite dans le cas de toles d'acier electrique a grains orientes, et methode d'utilisation
JP3390102B2 (ja) * 1995-03-02 2003-03-24 新日本製鐵株式会社 グラス被膜の良好な方向性電磁鋼板の製造方法
DE69923102T3 (de) * 1998-03-30 2015-10-15 Nippon Steel & Sumitomo Metal Corporation Verfahren zur Herstellung eines kornorientierten Elektrobleches mit ausgezeichneten magnetischen Eigenschaften
CN101768697B (zh) * 2008-12-31 2012-09-19 宝山钢铁股份有限公司 用一次冷轧法生产取向硅钢的方法
CN102758127B (zh) * 2011-04-28 2014-10-01 宝山钢铁股份有限公司 具有优异磁性能和良好底层的高磁感取向硅钢生产方法
CN103695619B (zh) * 2012-09-27 2016-02-24 宝山钢铁股份有限公司 一种高磁感普通取向硅钢的制造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1025268B1 (fr) 1997-10-15 2002-05-08 ThyssenKrupp Stahl AG Procede de production d'une tole electrique a grains orientes avec une faible perte par inversion magnetique et une polarisation elevee
EP1752548A1 (fr) 2005-08-03 2007-02-14 ThyssenKrupp Steel AG Procédé de fabrication de bande en acier magnétique à grains orientés
EP1752549A1 (fr) 2005-08-03 2007-02-14 ThyssenKrupp Steel AG Procédé de fabrication de bande d'acier magnétique à grains orientés
WO2017037019A1 (fr) 2015-08-28 2017-03-09 Thyssenkrupp Electrical Steel Gmbh Procédé de fabrication d'une tôle magnétique à grains orientés et tôle magnétique à grains orientés

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
BEASLEY, Melanie M. [u.a.]: Comparison of transmission FTIR, ATR, and DRIFT spectra: implications for assessment of bone bioapatite diagenesis. In: Journal of Archaeological Science. 2014, Bd. 46, S. 16-22. ISSN 1095-9238 (E); 0305-4403 (P). DOI: 10.1016/j.jas.2014.03.008. *

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Publication number Publication date
WO2019096736A1 (fr) 2019-05-23
EP3714072A1 (fr) 2020-09-30

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