MA53715B1 - Acier laminé à chaud à haute résistance présentant une excellente adhésivité de la calamine et son procédé de fabrication - Google Patents

Acier laminé à chaud à haute résistance présentant une excellente adhésivité de la calamine et son procédé de fabrication

Info

Publication number
MA53715B1
MA53715B1 MA53715A MA53715A MA53715B1 MA 53715 B1 MA53715 B1 MA 53715B1 MA 53715 A MA53715 A MA 53715A MA 53715 A MA53715 A MA 53715A MA 53715 B1 MA53715 B1 MA 53715B1
Authority
MA
Morocco
Prior art keywords
rolled steel
manufacturing process
strength hot
excellent scale
scale adhesiveness
Prior art date
Application number
MA53715A
Other languages
English (en)
Other versions
MA53715A (fr
Inventor
Eva DIAZ GONZALEZ
Lieven Bracke
Tom Waterschoot
Joost DESTRYCKER
Original Assignee
Arcelormittal
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=63915323&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MA53715(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Arcelormittal filed Critical Arcelormittal
Publication of MA53715A publication Critical patent/MA53715A/fr
Publication of MA53715B1 publication Critical patent/MA53715B1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/02—Winding-up or coiling
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot 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
    • 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
    • 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
    • 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
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • C21D2211/005—Ferrite

Landscapes

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

Abstract

La présente invention concerne un produit d'acier laminé à chaud ayant une composition comprenant en pourcentage en poids : 0,06 % ≤ C ≤ 0,18 %, 0,01 % ≤ Ni ≤ 0,6 %, 0,001 % ≤ Cu ≤ 2 %, 0,001 % ≤ Cr ≤ 2 %, 0,001 % ≤ Si ≤ 0,8 %, 0 % ≤ N ≤ 0,008 %, 0 % ≤ P ≤ 0,03 %, 0 % ≤ S ≤ 0,03 %, 0,001 % ≤ Mo ≤ 0,5 %, 0,001 % ≤ Nb ≤ 0,1 %, 0,001 % ≤ V ≤ 0,5 %, 0,001 % ≤ Ti ≤ 0,1 % et un ou plusieurs éléments facultatifs suivants : 0,2 % ≤ Mn ≤ 2 %, 0,005 % ≤ Al ≤ 0,1 %, 0 % ≤ B ≤ 0,003 %, 0 % ≤ Ca ≤ 0,01 %, 0 % ≤ Mg ≤ 0,010 %, la composition restante étant composée de fer et d'impuretés inévitables provoquées par le traitement, un tel produit ayant une couche de calamine tertiaire comprenant, en fraction de surface, une quantité totale d'au moins 50 % de magnétite et de ferrite, la ferrite étant d'au moins 25 %, 0 % à 50 % de wustite, et 0 % à 10 % d'hématite, une telle couche de calamine ayant une épaisseur comprise entre 5 micromètres et 40 micromètres.
MA53715A 2018-09-25 2019-09-25 Acier laminé à chaud à haute résistance présentant une excellente adhésivité de la calamine et son procédé de fabrication MA53715B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/IB2018/057384 WO2020065372A1 (fr) 2018-09-25 2018-09-25 Acier laminé à chaud à haute résistance présentant une excellente adhésivité à la calamine et son procédé de fabrication
EP19774185.3A EP3856945B1 (fr) 2018-09-25 2019-09-25 Acier laminé à chaud à haute résistance présentant une excellente adhésivité de la calamine et son procédé de fabrication
PCT/IB2019/058125 WO2020065549A1 (fr) 2018-09-25 2019-09-25 Acier laminé à chaud à haute résistance présentant une excellente adhésivité de la calamine et son procédé de fabrication

Publications (2)

Publication Number Publication Date
MA53715A MA53715A (fr) 2021-12-29
MA53715B1 true MA53715B1 (fr) 2024-09-30

Family

ID=63915323

Family Applications (1)

Application Number Title Priority Date Filing Date
MA53715A MA53715B1 (fr) 2018-09-25 2019-09-25 Acier laminé à chaud à haute résistance présentant une excellente adhésivité de la calamine et son procédé de fabrication

Country Status (22)

Country Link
US (1) US12297514B2 (fr)
EP (1) EP3856945B1 (fr)
JP (1) JP7395595B2 (fr)
KR (1) KR102560819B1 (fr)
CN (1) CN112739841B (fr)
CA (1) CA3111119C (fr)
DK (1) DK3856945T3 (fr)
ES (1) ES2997485T3 (fr)
FI (1) FI3856945T3 (fr)
HR (1) HRP20241224T1 (fr)
HU (1) HUE068119T2 (fr)
LT (1) LT3856945T (fr)
MA (1) MA53715B1 (fr)
MX (1) MX2021003376A (fr)
PL (1) PL3856945T3 (fr)
PT (1) PT3856945T (fr)
RS (1) RS66037B1 (fr)
SI (1) SI3856945T1 (fr)
SM (1) SMT202400396T1 (fr)
UA (1) UA126427C2 (fr)
WO (2) WO2020065372A1 (fr)
ZA (1) ZA202101275B (fr)

Families Citing this family (5)

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DE102020206298A1 (de) 2020-05-19 2021-11-25 Thyssenkrupp Steel Europe Ag Stahlflachprodukt und Verfahren zu dessen Herstellung
CN112853218B (zh) * 2021-01-08 2022-03-01 南京钢铁股份有限公司 一种高速动车转向架用钢及其制造方法
CN112853217B (zh) * 2021-01-08 2022-03-01 南京钢铁股份有限公司 一种高速动车转向架用钢及其冶炼方法
KR102845290B1 (ko) * 2022-10-31 2025-08-13 현대제철 주식회사 보론강 선재의 제조방법
CN118745560B (zh) * 2024-06-28 2025-09-30 鞍钢股份有限公司 抗大线能量优异的高强度储氢用容器钢板及其制造方法

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Also Published As

Publication number Publication date
PL3856945T3 (pl) 2024-11-12
FI3856945T3 (fi) 2024-09-26
KR20210049879A (ko) 2021-05-06
KR102560819B1 (ko) 2023-07-28
SMT202400396T1 (it) 2024-11-15
MX2021003376A (es) 2021-05-27
WO2020065549A1 (fr) 2020-04-02
SI3856945T1 (sl) 2024-12-31
DK3856945T3 (da) 2024-09-23
UA126427C2 (uk) 2022-09-28
ES2997485T3 (en) 2025-02-17
EP3856945B1 (fr) 2024-09-04
LT3856945T (lt) 2024-10-10
CN112739841A (zh) 2021-04-30
BR112021005556A2 (pt) 2021-06-29
US20210348245A1 (en) 2021-11-11
MA53715A (fr) 2021-12-29
JP2022501522A (ja) 2022-01-06
HUE068119T2 (hu) 2024-12-28
JP7395595B2 (ja) 2023-12-11
PT3856945T (pt) 2024-09-27
CA3111119A1 (fr) 2020-04-02
CA3111119C (fr) 2023-04-11
EP3856945A1 (fr) 2021-08-04
US12297514B2 (en) 2025-05-13
HRP20241224T1 (hr) 2024-12-06
WO2020065372A1 (fr) 2020-04-02
RS66037B1 (sr) 2024-11-29
CN112739841B (zh) 2022-11-15
ZA202101275B (en) 2022-01-26

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