CA3139633A1 - A cold rolled martensitic steel and a method of martensitic steel thereof - Google Patents

A cold rolled martensitic steel and a method of martensitic steel thereof Download PDF

Info

Publication number
CA3139633A1
CA3139633A1 CA3139633A CA3139633A CA3139633A1 CA 3139633 A1 CA3139633 A1 CA 3139633A1 CA 3139633 A CA3139633 A CA 3139633A CA 3139633 A CA3139633 A CA 3139633A CA 3139633 A1 CA3139633 A1 CA 3139633A1
Authority
CA
Canada
Prior art keywords
martensitic steel
cold rolled
steel
amount
bainite
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.)
Pending
Application number
CA3139633A
Other languages
English (en)
French (fr)
Inventor
Matthieu SIEBENTRITT
Vincent LHOIST
Aurelie Esnaut
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.)
ArcelorMittal SA
Original Assignee
ArcelorMittal SA
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 ArcelorMittal SA filed Critical ArcelorMittal SA
Publication of CA3139633A1 publication Critical patent/CA3139633A1/en
Pending legal-status Critical Current

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/22—Martempering
    • 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
    • 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
    • C21D8/0226—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
    • 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
    • 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
    • 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
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/42—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
    • C22C38/60—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
    • C21D2211/001—Austenite
    • 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
    • C21D2211/002—Bainite
    • 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
    • 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
    • C21D2211/008—Martensite

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 Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
CA3139633A 2019-06-12 2020-06-05 A cold rolled martensitic steel and a method of martensitic steel thereof Pending CA3139633A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/IB2019/054901 WO2020250009A1 (en) 2019-06-12 2019-06-12 A cold rolled martensitic steel and a method of martensitic steel thereof
IBPCT/IB2019/054901 2019-06-12
PCT/IB2020/055319 WO2020250098A1 (en) 2019-06-12 2020-06-05 A cold rolled martensitic steel and a method of martensitic steel thereof

Publications (1)

Publication Number Publication Date
CA3139633A1 true CA3139633A1 (en) 2020-12-17

Family

ID=66951997

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3139633A Pending CA3139633A1 (en) 2019-06-12 2020-06-05 A cold rolled martensitic steel and a method of martensitic steel thereof

Country Status (11)

Country Link
US (1) US20220298614A1 (de)
EP (1) EP3983568A1 (de)
JP (1) JP2022537932A (de)
KR (1) KR20220005572A (de)
CN (1) CN113811624B (de)
BR (1) BR112021021695A2 (de)
CA (1) CA3139633A1 (de)
MA (1) MA56172A (de)
MX (1) MX2021015171A (de)
WO (2) WO2020250009A1 (de)
ZA (1) ZA202108295B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023073411A1 (en) * 2021-10-29 2023-05-04 Arcelormittal Cold rolled and heat treated steel sheet and a method of manufacturing thereof
CA3233088A1 (en) * 2021-10-29 2023-05-04 Arcelormittal Cold rolled and heat treated steel sheet and a method of manufacturing thereof
WO2023223078A1 (en) * 2022-05-19 2023-11-23 Arcelormittal A martensitic steel sheet and a method of manunfacturing thereof
WO2024105429A1 (en) * 2022-11-14 2024-05-23 Arcelormittal High toughness press-hardened steel part and method of manufacturing the same
WO2024105428A1 (en) * 2022-11-14 2024-05-23 Arcelormittal High toughness press-hardened steel part and method of manufacturing the same

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3837400C2 (de) * 1988-11-01 1995-02-23 Mannesmann Ag Verfahren zur Herstellung nahtloser Druckbehälter
JPH0841535A (ja) * 1994-07-29 1996-02-13 Nippon Steel Corp 低温靱性に優れた高硬度耐摩耗鋼の製造方法
CN101928875A (zh) * 2009-06-22 2010-12-29 鞍钢股份有限公司 具有良好成形性能的高强度冷轧钢板及其制备方法
JP5655356B2 (ja) * 2010-04-02 2015-01-21 Ｊｆｅスチール株式会社 低温焼戻脆化割れ性に優れた耐摩耗鋼板
JP5126399B2 (ja) * 2010-09-06 2013-01-23 Ｊｆｅスチール株式会社 伸びフランジ性に優れた高強度冷延鋼板およびその製造方法
MX2014006416A (es) * 2011-11-28 2015-04-08 Arcelormittal Investigacion Y Desarrollo Sl Aceros de martensita con una resistencia a la traccion de 1700-2200 mpa.
JP5966730B2 (ja) * 2012-07-30 2016-08-10 Ｊｆｅスチール株式会社 耐衝撃摩耗特性に優れた耐摩耗鋼板およびその製造方法
JP5821911B2 (ja) * 2013-08-09 2015-11-24 Ｊｆｅスチール株式会社 高降伏比高強度冷延鋼板およびその製造方法
CN103469112A (zh) * 2013-09-29 2013-12-25 宝山钢铁股份有限公司 一种高成形性冷轧双相带钢及其制造方法
UA116699C2 (uk) * 2013-12-11 2018-04-25 Арселорміттал Лист з мартенситної сталі і спосіб його отримання, а також деталь і конструктивний елемент транспортного засобу, виконані з вказаного листа, і сам транспортний засіб
WO2015088523A1 (en) * 2013-12-11 2015-06-18 ArcelorMittal Investigación y Desarrollo, S.L. Cold rolled and annealed steel sheet
KR101568549B1 (ko) * 2013-12-25 2015-11-11 주식회사 포스코 우수한 굽힘성 및 초고강도를 갖는 열간 프레스 성형품용 강판, 이를 이용한 열간 프레스 성형품 및 이들의 제조방법
MX2017007511A (es) * 2014-12-12 2017-08-22 Jfe Steel Corp Lamina de acero laminada en frio de alta resistencia y metodo para la fabricacion de la misma.
JP6245220B2 (ja) * 2015-05-29 2017-12-13 Ｊｆｅスチール株式会社 低温靱性および耐腐食摩耗性に優れた耐摩耗鋼板
WO2016198906A1 (fr) * 2015-06-10 2016-12-15 Arcelormittal Acier a haute résistance et procédé de fabrication
KR101725274B1 (ko) * 2015-10-16 2017-04-10 삼화스틸(주) 고강도 강판 및 그 제조방법
WO2017125773A1 (en) * 2016-01-18 2017-07-27 Arcelormittal High strength steel sheet having excellent formability and a method of manufacturing the same
WO2018115935A1 (en) * 2016-12-21 2018-06-28 Arcelormittal Tempered and coated steel sheet having excellent formability and a method of manufacturing the same

Also Published As

Publication number Publication date
MX2021015171A (es) 2022-01-18
EP3983568A1 (de) 2022-04-20
KR20220005572A (ko) 2022-01-13
ZA202108295B (en) 2022-08-31
CN113811624B (zh) 2023-10-20
MA56172A (fr) 2022-04-20
CN113811624A (zh) 2021-12-17
US20220298614A1 (en) 2022-09-22
JP2022537932A (ja) 2022-08-31
WO2020250098A1 (en) 2020-12-17
BR112021021695A2 (pt) 2021-12-21
WO2020250009A1 (en) 2020-12-17

Similar Documents

Publication Publication Date Title
CA3139633A1 (en) A cold rolled martensitic steel and a method of martensitic steel thereof
BR112021021486A2 (pt) Chapa de aço martensítico laminada a frio, método de produção de uma chapa de aço martensítico laminada a frio e uso de uma chapa de aço
MX2019014873A (es) Alambre laminado para acero de resorte.
EP4234746A3 (de) Stahl zum presshärten und aus solch einem stahl hergestelltes pressgehärtetes teil
MX2019003282A (es) Lamina de acero de alta resistencia y alta conformabilidad laminada en frio y tratada termicamente y metodo de fabricacion.
MX2019006392A (es) Placa de acero de resistencia alta.
MX2019014434A (es) Lamina de acero para fabricar partes endurecidas por presion, parte endurecida por presion que tiene una combinacion de alta resistencia y ductilidad al choque, y metodos de fabricacion de las mismas.
MX2021007215A (es) Hoja de acero laminada en frio y tratada termicamente y metodo de fabricacion de la misma.
UA99127C2 (ru) Стальная деталь, охлажденная выдержкой в оборудовании, сварное изделие с использованием этой детали, ее изготовление с предварительным покрытием и без него и применение указанной стальной детали
MX2016007664A (es) Acero de elevada resistencia y procedimiento de fabricacion.
MX2018014324A (es) Hoja de acero laminada en frio y templada, metodo de produccion de la misma y uso de tal acero para producir partes de vehiculo.
MX2018014318A (es) Lamina de acero laminada en frio y recocida, metodo para su produccion y uso de dicho acero para producir partes de vehiculo.
CA3025456C (en) Cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts
MX2020006334A (es) Seccion de acero que tiene un espesor de al menos 100 mm y el metodo de fabricacion del mismo.
MX2021006508A (es) Lamina de acero recocida y laminada en frio, metodo de produccion de la misma y uso de tal acero para producir piezas de vehiculos.
MX2020009802A (es) Parte forjada de acero bainitico y un metodo de fabricacion del mismo.
MX2020005586A (es) Hoja de acero laminada en frio y recocida y metodo de fabricacion de la misma.
MX2021002972A (es) Hoja de acero laminado en caliente con una alta proporcion de expansion de agujero y proceso de fabricacion de la misma.
MX2020010053A (es) Lamina de acero galvanizada-recocida.
MX2021006172A (es) Un metodo de fabricacion de acero martensitico y un acero martensitico del mismo.
MX2021003290A (es) Hoja de acero laminada en frio y recubierta y un metodo de fabricacion de la misma.
MX2021003458A (es) Hoja de acero laminada en caliente y un metodo de fabricacion de la misma.
MX2022005855A (es) Parte forjada de acero y un metodo de fabricacion de la misma.
MX2021014459A (es) Lamina de acero laminada en frio y recubierta y un metodo de fabricacion de la misma.
MX2022010798A (es) Hoja de acero laminada en frio y galvanorrecocida de alta resistencia y el proceso de fabricacion de la misma.

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108

EEER Examination request

Effective date: 20211108