EA202090792A1 - Способ частичной холодной деформации стали с однородной толщиной - Google Patents

Способ частичной холодной деформации стали с однородной толщиной

Info

Publication number
EA202090792A1
EA202090792A1 EA202090792A EA202090792A EA202090792A1 EA 202090792 A1 EA202090792 A1 EA 202090792A1 EA 202090792 A EA202090792 A EA 202090792A EA 202090792 A EA202090792 A EA 202090792A EA 202090792 A1 EA202090792 A1 EA 202090792A1
Authority
EA
Eurasian Patent Office
Prior art keywords
homogeneous thickness
cold steel
partial cold
steel strain
steel sheet
Prior art date
Application number
EA202090792A
Other languages
English (en)
Inventor
Штефан Линднер
Клэр Хайдекер
Original Assignee
Оутокумпу Ойй
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 Оутокумпу Ойй filed Critical Оутокумпу Ойй
Publication of EA202090792A1 publication Critical patent/EA202090792A1/ru

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
    • B21B1/06—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing in a non-continuous process, e.g. triplet mill, reversing mill
    • 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
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C21D9/48—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing 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 by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0294—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a localised 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/001—Austenite
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Forging (AREA)

Abstract

Изобретение относится к способу частичного упрочнения стального листа путем холодной деформации, в котором частичное упрочнение стали выполняют путем холодной деформации с использованием многостадийного процесса прокатки и отжига, при этом для получения стального листа однородной толщины применяют стальной лист по меньшей мере с двумя зонами, имеющими различные значения механических и/или физических свойств в продольном направлении материала.
EA202090792A 2017-10-10 2018-10-10 Способ частичной холодной деформации стали с однородной толщиной EA202090792A1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17195782.2A EP3470145B1 (en) 2017-10-10 2017-10-10 Method for partial cold deformation of steel with homogeneous thickness
PCT/EP2018/077648 WO2019072937A1 (en) 2017-10-10 2018-10-10 PARTIAL COLD DEFORMATION METHOD OF HOMOGENEOUS THICK STEEL

Publications (1)

Publication Number Publication Date
EA202090792A1 true EA202090792A1 (ru) 2020-06-15

Family

ID=60191098

Family Applications (1)

Application Number Title Priority Date Filing Date
EA202090792A EA202090792A1 (ru) 2017-10-10 2018-10-10 Способ частичной холодной деформации стали с однородной толщиной

Country Status (13)

Country Link
US (1) US12110571B2 (ru)
EP (1) EP3470145B1 (ru)
JP (1) JP7106637B2 (ru)
KR (1) KR102602823B1 (ru)
CN (1) CN111344074B (ru)
CA (1) CA3078711A1 (ru)
EA (1) EA202090792A1 (ru)
ES (1) ES2911429T3 (ru)
MX (1) MX2020003463A (ru)
PL (1) PL3470145T3 (ru)
PT (1) PT3470145T (ru)
TW (1) TWI791637B (ru)
WO (1) WO2019072937A1 (ru)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3470145B1 (en) 2017-10-10 2022-03-16 Outokumpu Oyj Method for partial cold deformation of steel with homogeneous thickness
CN117845030B (zh) * 2024-01-25 2024-09-17 燕山大学 一种Fe-Mn-Al-C系轻质钢变厚度轧制性能梯度分布方法

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EP3301197B1 (en) 2016-09-29 2021-10-27 Outokumpu Oyj Method for cold deformation of an austenitic steel
EP3470145B1 (en) 2017-10-10 2022-03-16 Outokumpu Oyj Method for partial cold deformation of steel with homogeneous thickness

Also Published As

Publication number Publication date
KR102602823B1 (ko) 2023-11-15
US12110571B2 (en) 2024-10-08
MX2020003463A (es) 2020-08-03
CA3078711A1 (en) 2019-04-18
PT3470145T (pt) 2022-04-12
JP2020536744A (ja) 2020-12-17
CN111344074B (zh) 2023-07-07
CN111344074A (zh) 2020-06-26
WO2019072937A1 (en) 2019-04-18
KR20200074100A (ko) 2020-06-24
TWI791637B (zh) 2023-02-11
EP3470145B1 (en) 2022-03-16
JP7106637B2 (ja) 2022-07-26
US20210189518A1 (en) 2021-06-24
ES2911429T3 (es) 2022-05-19
PL3470145T3 (pl) 2022-06-20
EP3470145A1 (en) 2019-04-17
TW201923097A (zh) 2019-06-16

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