MA54718B1 - Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue - Google Patents
Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenueInfo
- Publication number
- MA54718B1 MA54718B1 MA54718A MA54718A MA54718B1 MA 54718 B1 MA54718 B1 MA 54718B1 MA 54718 A MA54718 A MA 54718A MA 54718 A MA54718 A MA 54718A MA 54718 B1 MA54718 B1 MA 54718B1
- Authority
- MA
- Morocco
- Prior art keywords
- steel sheet
- temperature
- sheet
- partition
- formability
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
-
- 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
-
- 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
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- 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
-
- 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
- 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
- C21D8/0236—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 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
- C21D8/0247—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 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 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
- C21D8/0247—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 heat treatment
- C21D8/0263—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 heat treatment following 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
- C22C38/02—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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/06—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
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium 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
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Abstract
Procédé de fabrication d'une tôle d'acier, comprenant les étapes successives suivantes : - fourniture d'une tôle d'acier laminée à froid, la composition chimique de l'acier contenant en % en poids : 0,15 % ≤ C ≤ 0,23 %, 1,4 % ≤ Mn ≤ 2,6 %, 0,6 % ≤ Si ≤ 1,5 %, 0,02 % ≤ Al ≤ 1,0 %, avec 1,0 % ≤ Si+Al ≤ 2,0 %, 0 ≤ Nb ≤ 0,035 %, 0 ≤ Mo ≤ 0,3 %, 0 ≤ Cr ≤ 0,3 %, le reste étant du Fe et des impuretés inévitables, - recuit de la tôle d'acier à une température de recuit TA comprise entre Ac1 et Ac3 de manière à obtenir une structure comprenant au au moins 40 % d'austénite et au moins 40 % de ferrite intercritique, - trempe de la tôle depuis une température d'au moins 600 °C à une vitesse de refroidissement d'au moins 20 °C/s jusqu'à une température de trempe QT comprise entre 180 °C et 260 °C, - chauffage de la tôle jusqu'à une température de partage PT comprise entre 375 °C et 470 °C et maintien de la tôle à cette température de partage PT pendant un temps de partage Pt compris entre 25 s et 440 s, le temps de partage Pt étant compris entre 100 s et 440 s si la température de partage PT est comprise entre 375 °C et 400 °C, et compris entre 25 s et 150 s si la température de partage PT est comprise entre 450 °C et 470 °C, - refroidissement de la tôle jusqu'à la température ambiante, la tôle d'acier ayant une microstructure finale constituée, en surface fraction, de : - au moins 11 % de martensite revenue, - entre 10 % et 20 % d'austénite résiduelle, - entre 40 % et 60 % de ferrite, - au plus 6 % de martensite fraîche, - au plus 18 % de bainite.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IB2015/059839 WO2017109540A1 (fr) | 2015-12-21 | 2015-12-21 | Procédé de fabrication d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue |
| EP21184063.2A EP3910084B1 (fr) | 2015-12-21 | 2016-12-20 | Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MA54718A MA54718A (fr) | 2021-11-17 |
| MA54718B1 true MA54718B1 (fr) | 2025-06-30 |
Family
ID=55221458
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MA54718A MA54718B1 (fr) | 2015-12-21 | 2016-12-20 | Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue |
| MA49657A MA49657B1 (fr) | 2015-12-21 | 2016-12-20 | Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue |
| MA44120A MA44120B1 (fr) | 2015-12-21 | 2016-12-20 | Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MA49657A MA49657B1 (fr) | 2015-12-21 | 2016-12-20 | Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue |
| MA44120A MA44120B1 (fr) | 2015-12-21 | 2016-12-20 | Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US12054799B2 (fr) |
| EP (3) | EP3394300B1 (fr) |
| JP (1) | JP6815414B2 (fr) |
| KR (1) | KR102618088B1 (fr) |
| CN (1) | CN108474057B (fr) |
| BR (1) | BR112018012133B1 (fr) |
| CA (1) | CA3008062C (fr) |
| ES (3) | ES2803220T3 (fr) |
| FI (1) | FI3910084T3 (fr) |
| HU (3) | HUE050424T2 (fr) |
| MA (3) | MA54718B1 (fr) |
| MX (1) | MX2018007646A (fr) |
| PL (3) | PL3910084T3 (fr) |
| RU (1) | RU2728369C2 (fr) |
| UA (1) | UA122878C2 (fr) |
| WO (2) | WO2017109540A1 (fr) |
| ZA (1) | ZA201803916B (fr) |
Families Citing this family (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109642292B (zh) * | 2016-08-31 | 2021-11-12 | 杰富意钢铁株式会社 | 高强度钢板及其制造方法 |
| DE102017127496A1 (de) * | 2017-11-21 | 2019-05-23 | Sms Group Gmbh | Verfahren zur Herstellung von Q&P-Stahl mittels ionischer Flüssigkeiten |
| WO2019107042A1 (fr) * | 2017-11-29 | 2019-06-06 | Jfeスチール株式会社 | Tôle en acier laminée à froid hautement résistante, et procédé de fabrication de celle-ci |
| WO2019151017A1 (fr) * | 2018-01-31 | 2019-08-08 | Jfeスチール株式会社 | Tôle d'acier laminée à froid à haute résistance, tôle d'acier plaquée à haute résistance, et leurs procédés de production |
| CN108193138B (zh) * | 2018-02-12 | 2019-12-24 | 唐山钢铁集团有限责任公司 | 980MPa级汽车用冷轧高强Q&P钢及其生产方法 |
| CZ308041B6 (cs) * | 2018-05-18 | 2019-11-13 | Univerzita J. E. Purkyně V Ústí Nad Labem | Způsob zušlechťování nízkouhlíkových bórových ocelí |
| WO2020017609A1 (fr) * | 2018-07-18 | 2020-01-23 | 日本製鉄株式会社 | Tôle d'acier |
| WO2020058748A1 (fr) * | 2018-09-20 | 2020-03-26 | Arcelormittal | Tôle d'acier laminée à froid et revêtue et son procédé de fabrication |
| WO2020065381A1 (fr) | 2018-09-28 | 2020-04-02 | Arcelormittal | Tôle d'acier laminée à chaud et son procédé de fabrication |
| SE542893C2 (en) | 2018-11-30 | 2020-08-18 | Voestalpine Stahl Gmbh | A resistance spot welded joint comprising a zinc coated ahss steel sheet |
| KR20210127922A (ko) | 2019-02-18 | 2021-10-25 | 타타 스틸 이즈무이덴 베.뷔. | 기계적 특성이 개선된 고강도 강 |
| CN109988970B (zh) * | 2019-04-01 | 2021-08-31 | 山东钢铁集团日照有限公司 | 一种具有不同屈强比的冷轧q&p980钢及其生产方法 |
| CN111843151B (zh) * | 2019-04-30 | 2021-08-17 | 宝山钢铁股份有限公司 | 一种提高中锰钢电阻点焊接头性能的方法 |
| CN113825846B (zh) * | 2019-05-07 | 2024-08-23 | 美国钢铁公司 | 生产连续铸造热轧高强度钢片产品的方法 |
| WO2020245627A1 (fr) * | 2019-06-03 | 2020-12-10 | Arcelormittal | Tôle d'acier laminée à froid et revêtue et son procédé de fabrication |
| WO2021019947A1 (fr) | 2019-07-30 | 2021-02-04 | Jfeスチール株式会社 | Feuille d'acier de haute résistance et procédé de fabrication de celle-ci |
| WO2022018499A1 (fr) * | 2020-07-24 | 2022-01-27 | Arcelormittal | Tôle en acier laminée à froid et recuite |
| WO2022102218A1 (fr) * | 2020-11-11 | 2022-05-19 | 日本製鉄株式会社 | Tôle d'acier et procédé pour sa production |
| WO2022123289A1 (fr) * | 2020-12-08 | 2022-06-16 | Arcelormittal | Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication |
| SE545210C2 (en) * | 2020-12-23 | 2023-05-23 | Voestalpine Stahl Gmbh | Coiling temperature influenced cold rolled strip or steel |
| CN112725698B (zh) * | 2020-12-28 | 2021-12-07 | 郑州航空工业管理学院 | 一种多尺度结构块体材料及其制备方法和应用 |
| DE102021107330A1 (de) * | 2021-03-24 | 2022-09-29 | Thyssenkrupp Steel Europe Ag | Beschichtetes Stahlflachprodukt und Verfahren zu seiner Herstellung |
| CN115505834A (zh) * | 2021-06-07 | 2022-12-23 | 宝山钢铁股份有限公司 | 一种热镀锌钢板及其制造方法 |
| CN113549744B (zh) * | 2021-06-30 | 2022-11-15 | 邯郸钢铁集团有限责任公司 | 一种高硅铝成分钢板生产方法 |
| SE545181C2 (en) * | 2021-07-20 | 2023-05-02 | Voestalpine Stahl Gmbh | High strength cold rolled steel strip sheet for automotive use having good withstandability to retained austentite decomposition |
| JP7709050B2 (ja) * | 2022-01-19 | 2025-07-16 | 日本製鉄株式会社 | 液体金属脆化感受性の評価方法 |
| JP7709049B2 (ja) * | 2022-01-19 | 2025-07-16 | 日本製鉄株式会社 | 液体金属脆化亀裂発生臨界応力の評価方法、液体金属脆化亀裂発生臨界変位量の評価方法、及び液体金属脆化感受性の評価方法 |
| DE102022102418A1 (de) | 2022-02-02 | 2023-08-03 | Salzgitter Flachstahl Gmbh | Hochfestes schmelztauchbeschichtetes Stahlband mit durch Gefügeumwandlung bewirkter Plastizität und Verfahren zu dessen Herstellung |
| KR20230170171A (ko) * | 2022-06-09 | 2023-12-19 | 주식회사 포스코 | 연신율 및 구멍확장성이 우수한 초고강도 강판 및 그 제조방법 |
| EP4545667A4 (fr) * | 2022-06-24 | 2026-03-18 | Baoshan Iron & Steel | Acier structural pour automobile ayant une limite d'élasticité de>=1000 mpa et son procédé de fabrication |
| CN116716550A (zh) * | 2023-05-30 | 2023-09-08 | 鞍钢股份有限公司 | 汽车用淬火配分钢及其梯度配分制备方法 |
| SE547265C2 (en) | 2023-06-09 | 2025-06-17 | Voestalpine Stahl Gmbh | A high strength q&p steel strip or sheet, and a method for producing the same |
| CN119162503B (zh) * | 2023-06-20 | 2025-11-14 | 宝山钢铁股份有限公司 | 一种超高强度钢带及其制造方法 |
| CN121204518A (zh) * | 2024-06-26 | 2025-12-26 | 宝山钢铁股份有限公司 | 一种拉延性能优异的低合金超高强钢及其制造方法 |
| CN120758803B (zh) * | 2025-09-02 | 2025-12-02 | 衡阳华菱钢管有限公司 | 无缝气瓶用低碳钢、其制备方法及应用 |
Family Cites Families (51)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003073773A (ja) * | 2001-08-31 | 2003-03-12 | Kobe Steel Ltd | 加工性及び疲労特性に優れた高強度鋼板およびその製造方法 |
| EP1365037B1 (fr) | 2001-01-31 | 2008-04-02 | Kabushiki Kaisha Kobe Seiko Sho | Feuillard en acier a haute resistance ayant une excellente formabilite, et son procede de production |
| US7090731B2 (en) * | 2001-01-31 | 2006-08-15 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | High strength steel sheet having excellent formability and method for production thereof |
| JP4188608B2 (ja) | 2001-02-28 | 2008-11-26 | 株式会社神戸製鋼所 | 加工性に優れた高強度鋼板およびその製造方法 |
| JP2003277884A (ja) | 2002-01-21 | 2003-10-02 | Kobe Steel Ltd | 加工性及び焼付硬化性に優れた高強度鋼板 |
| WO2004022794A1 (fr) | 2002-09-04 | 2004-03-18 | Colorado School Of Mines | Procede de production d'acier a austenite residuelle |
| JP4119758B2 (ja) | 2003-01-16 | 2008-07-16 | 株式会社神戸製鋼所 | 加工性および形状凍結性に優れた高強度鋼板、並びにその製法 |
| JP2005291350A (ja) * | 2004-03-31 | 2005-10-20 | Jatco Ltd | ベルト式無段変速機用板状エレメント |
| US7442268B2 (en) | 2004-11-24 | 2008-10-28 | Nucor Corporation | Method of manufacturing cold rolled dual-phase steel sheet |
| JP4288364B2 (ja) | 2004-12-21 | 2009-07-01 | 株式会社神戸製鋼所 | 伸びおよび伸びフランジ性に優れる複合組織冷延鋼板 |
| CA2531615A1 (fr) | 2004-12-28 | 2006-06-28 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Tole mince d'acier a haute resistance possedant une resistance elevee a la fragilisation par l'hydrogene |
| JP4868771B2 (ja) | 2004-12-28 | 2012-02-01 | 株式会社神戸製鋼所 | 耐水素脆化特性に優れた超高強度薄鋼板 |
| KR100955982B1 (ko) * | 2005-03-31 | 2010-05-06 | 가부시키가이샤 고베 세이코쇼 | 도막 밀착성, 가공성 및 내수소취화 특성이 우수한 고강도냉연 강판 및 자동차용 강 부품 |
| DE102005051052A1 (de) * | 2005-10-25 | 2007-04-26 | Sms Demag Ag | Verfahren zur Herstellung von Warmband mit Mehrphasengefüge |
| KR100742833B1 (ko) | 2005-12-24 | 2007-07-25 | 주식회사 포스코 | 내식성이 우수한 고 망간 용융도금강판 및 그 제조방법 |
| JP4974341B2 (ja) * | 2006-06-05 | 2012-07-11 | 株式会社神戸製鋼所 | 成形性、スポット溶接性、および耐遅れ破壊性に優れた高強度複合組織鋼板 |
| WO2008039447A1 (fr) | 2006-09-25 | 2008-04-03 | Stryker Spine | système de compression et de distraction percutané |
| KR101399741B1 (ko) * | 2007-10-25 | 2014-05-27 | 제이에프이 스틸 가부시키가이샤 | 가공성이 우수한 고강도 용융 아연 도금 강판 및 그 제조 방법 |
| JP5402007B2 (ja) * | 2008-02-08 | 2014-01-29 | Jfeスチール株式会社 | 加工性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法 |
| JP5418047B2 (ja) | 2008-09-10 | 2014-02-19 | Jfeスチール株式会社 | 高強度鋼板およびその製造方法 |
| JP5192991B2 (ja) | 2008-11-12 | 2013-05-08 | 株式会社神戸製鋼所 | 高強度合金化溶融亜鉛めっき鋼板の製造方法および高強度合金化溶融亜鉛めっき鋼板 |
| JP2010181381A (ja) | 2009-02-09 | 2010-08-19 | Tamagawa Seiki Co Ltd | 分注機における分注用チップ取外し機構 |
| BRPI1010678A2 (pt) | 2009-05-27 | 2016-03-15 | Nippon Steel Corp | chapade aço de alta resistência, chapa de aço banhada a quente e chapa de aço banhada a quente de liga que têm excelentes características de fadiga, alongamento e colisão, e método de fabricação para as ditas chapas de aço |
| JP5412182B2 (ja) | 2009-05-29 | 2014-02-12 | 株式会社神戸製鋼所 | 耐水素脆化特性に優れた高強度鋼板 |
| JP5287770B2 (ja) | 2010-03-09 | 2013-09-11 | Jfeスチール株式会社 | 高強度鋼板およびその製造方法 |
| JP5333298B2 (ja) | 2010-03-09 | 2013-11-06 | Jfeスチール株式会社 | 高強度鋼板の製造方法 |
| JP5434960B2 (ja) | 2010-05-31 | 2014-03-05 | Jfeスチール株式会社 | 曲げ性および溶接性に優れる高強度溶融亜鉛めっき鋼板およびその製造方法 |
| CA2805834C (fr) * | 2010-08-12 | 2016-06-07 | Jfe Steel Corporation | Tole d'acier laminee a froid, a haute resistance, dotee d'une ouvrabilite et d'une resistance aux chocs remarquables, et son procede de fabrication |
| JP5719545B2 (ja) * | 2010-08-13 | 2015-05-20 | 新日鐵住金株式会社 | 伸びとプレス成形安定性に優れた高強度薄鋼板 |
| MX339219B (es) | 2010-09-16 | 2016-05-17 | Nippon Steel & Sumitomo Metal Corp | Lamina de acero de alta resistencia y lamina de acero revestida con zinc de alta resistencia que tiene excelente ductilidad y capacidad de embridado por estiramiento y metodo de fabricacion de las mismas. |
| PL2692893T3 (pl) | 2011-03-28 | 2018-05-30 | Nippon Steel & Sumitomo Metal Corporation | Blacha stalowa cienka walcowana na gorąco i sposób jej wytwarzania |
| JP5825119B2 (ja) * | 2011-04-25 | 2015-12-02 | Jfeスチール株式会社 | 加工性と材質安定性に優れた高強度鋼板およびその製造方法 |
| JP5862051B2 (ja) * | 2011-05-12 | 2016-02-16 | Jfeスチール株式会社 | 加工性に優れる高強度冷延鋼板ならびにその製造方法 |
| FI20115702L (fi) | 2011-07-01 | 2013-01-02 | Rautaruukki Oyj | Menetelmä suurlujuuksisen rakenneteräksen valmistamiseksi ja suurlujuuksinen rakenneteräs |
| US9896751B2 (en) * | 2011-07-29 | 2018-02-20 | Nippon Steel & Sumitomo Metal Corporation | High strength steel sheet and high strength galvanized steel sheet excellent in shapeability and methods of production of same |
| ES2712809T3 (es) | 2011-09-30 | 2019-05-14 | Nippon Steel & Sumitomo Metal Corp | Chapa de acero galvanizada y su método de fabricación |
| KR101607786B1 (ko) * | 2011-09-30 | 2016-03-30 | 신닛테츠스미킨 카부시키카이샤 | 인장 강도 980㎫ 이상 갖는 도금 밀착성, 성형성과 구멍 확장성이 우수한 고강도 용융 아연 도금 강판 및 고강도 합금화 용융 아연 도금 강판과 그 제조 방법 |
| WO2013051238A1 (fr) * | 2011-10-04 | 2013-04-11 | Jfeスチール株式会社 | Tôle d'acier à haute résistance et procédé de fabrication associé |
| TWI468534B (zh) * | 2012-02-08 | 2015-01-11 | 新日鐵住金股份有限公司 | 高強度冷軋鋼板及其製造方法 |
| JP5348268B2 (ja) * | 2012-03-07 | 2013-11-20 | Jfeスチール株式会社 | 成形性に優れる高強度冷延鋼板およびその製造方法 |
| JP5764549B2 (ja) | 2012-03-29 | 2015-08-19 | 株式会社神戸製鋼所 | 成形性および形状凍結性に優れた、高強度冷延鋼板、高強度溶融亜鉛めっき鋼板および高強度合金化溶融亜鉛めっき鋼板、ならびにそれらの製造方法 |
| JP2013237877A (ja) | 2012-05-11 | 2013-11-28 | Jfe Steel Corp | 高降伏比型高強度鋼板、高降伏比型高強度冷延鋼板、高降伏比型高強度亜鉛めっき鋼板、高降伏比型高強度溶融亜鉛めっき鋼板、高降伏比型高強度合金化溶融亜鉛めっき鋼板、高降伏比型高強度冷延鋼板の製造方法、高降伏比型高強度溶融亜鉛めっき鋼板の製造方法、および高降伏比型高強度合金化溶融亜鉛めっき鋼板の製造方法 |
| DE102012013113A1 (de) | 2012-06-22 | 2013-12-24 | Salzgitter Flachstahl Gmbh | Hochfester Mehrphasenstahl und Verfahren zur Herstellung eines Bandes aus diesem Stahl mit einer Mindestzugfestigkleit von 580MPa |
| KR20150029736A (ko) | 2012-07-31 | 2015-03-18 | 제이에프이 스틸 가부시키가이샤 | 성형성 및 형상 동결성이 우수한 고강도 용융 아연 도금 강판, 그리고 그의 제조 방법 |
| KR20150121155A (ko) * | 2013-03-01 | 2015-10-28 | 로발마, 에쎄.아 | 높은 열 확산도, 높은 인성 및 열처리 도중 균열 위험이 낮은 공구강 |
| CN104278194B (zh) | 2013-07-08 | 2016-12-28 | 鞍钢股份有限公司 | 一种具有高强度高塑性的汽车用冷轧钢板及其生产方法 |
| WO2015015239A1 (fr) * | 2013-08-02 | 2015-02-05 | ArcelorMittal Investigación y Desarrollo, S.L. | Tôle d'acier laminée à froid, revêtue et post-revenue, et procédé de fabrication de ladite tôle |
| JP5924332B2 (ja) | 2013-12-12 | 2016-05-25 | Jfeスチール株式会社 | 加工性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法 |
| KR101594670B1 (ko) * | 2014-05-13 | 2016-02-17 | 주식회사 포스코 | 연성이 우수한 고강도 냉연강판, 용융아연도금강판 및 이들의 제조방법 |
| BR112016027051B1 (pt) * | 2014-07-07 | 2021-04-13 | Tata Steel Ijmuiden Bv | Tira de aço com um revestimento à base de zinco com imersão a quente e seu método de produção |
| WO2017037827A1 (fr) | 2015-08-31 | 2017-03-09 | 新日鐵住金株式会社 | Tôle d'acier |
-
2015
- 2015-12-21 WO PCT/IB2015/059839 patent/WO2017109540A1/fr not_active Ceased
-
2016
- 2016-12-20 HU HUE16822986A patent/HUE050424T2/hu unknown
- 2016-12-20 EP EP16822986.2A patent/EP3394300B1/fr active Active
- 2016-12-20 ES ES16822986T patent/ES2803220T3/es active Active
- 2016-12-20 CN CN201680074889.5A patent/CN108474057B/zh active Active
- 2016-12-20 EP EP21184063.2A patent/EP3910084B1/fr active Active
- 2016-12-20 MA MA54718A patent/MA54718B1/fr unknown
- 2016-12-20 HU HUE19217801A patent/HUE056456T2/hu unknown
- 2016-12-20 ES ES21184063T patent/ES3037322T3/es active Active
- 2016-12-20 US US16/064,596 patent/US12054799B2/en active Active
- 2016-12-20 MA MA49657A patent/MA49657B1/fr unknown
- 2016-12-20 PL PL21184063.2T patent/PL3910084T3/pl unknown
- 2016-12-20 UA UAA201806904A patent/UA122878C2/uk unknown
- 2016-12-20 WO PCT/EP2016/082037 patent/WO2017108866A1/fr not_active Ceased
- 2016-12-20 BR BR112018012133-9A patent/BR112018012133B1/pt active IP Right Grant
- 2016-12-20 RU RU2018122386A patent/RU2728369C2/ru active
- 2016-12-20 JP JP2018551513A patent/JP6815414B2/ja active Active
- 2016-12-20 MX MX2018007646A patent/MX2018007646A/es unknown
- 2016-12-20 EP EP19217801.0A patent/EP3656880B1/fr active Active
- 2016-12-20 HU HUE21184063A patent/HUE071743T2/hu unknown
- 2016-12-20 CA CA3008062A patent/CA3008062C/fr active Active
- 2016-12-20 FI FIEP21184063.2T patent/FI3910084T3/fi active
- 2016-12-20 PL PL19217801T patent/PL3656880T3/pl unknown
- 2016-12-20 MA MA44120A patent/MA44120B1/fr unknown
- 2016-12-20 ES ES19217801T patent/ES2889754T3/es active Active
- 2016-12-20 PL PL16822986T patent/PL3394300T3/pl unknown
- 2016-12-20 KR KR1020187017594A patent/KR102618088B1/ko active Active
-
2018
- 2018-06-12 ZA ZA2018/03916A patent/ZA201803916B/en unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MA49657B1 (fr) | Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité et une aptitude au formage améliorées et tôle d'acier ainsi obtenue | |
| MA49159B1 (fr) | Procédé de production d'une tôle d'acier à haute résistance présentant une résistance et une aptitude au formage améliorées et tôle d'acier à haute résistance ainsi obtenue | |
| MA44107B1 (fr) | Procédé de fabrication d'une tôle d'acier à haute résistance présentant une ductilité et une formabilité améliorées et tôle d'acier obtenue par ce procédé | |
| MA49586B1 (fr) | Procédé de production d'une feuille d'acier revêtue à haute résistance présentant une ductilité et une aptitude au formage améliorées et feuille d'acier revêtue ainsi obtenue | |
| JP6823148B2 (ja) | 強度、延性および成形性が改善された高強度被覆鋼板を製造する方法 | |
| CN106661653B (zh) | 用于制造高强度钢板的方法和获得的板 | |
| KR102464730B1 (ko) | 고강도 강 시트의 제조 방법 및 상기 방법에 의해 획득된 시트 | |
| MA44134B1 (fr) | Procédé de production d'une tôle d'acier présentant une résistance, une ductilité et une aptitude au formage améliorées | |
| EP3556894B1 (fr) | Tôle d'acier de résistance ultra-élevée présentant une excellente pliabilité et son procédé de fabrication | |
| CA2935638C (fr) | Element forme a chaud et procede de fabrication associe | |
| RU2010152214A (ru) | Способ производства холоднокатаных листов из двухфазной стали, обладающей очень высокой прочностью и полученные таким способом листы | |
| JP5867278B2 (ja) | 常中温域での成形性に優れた高強度溶融亜鉛めっき鋼板及びその製造方法 | |
| WO2016001898A3 (fr) | Procédé de production d'une tôle d'acier à haute résistance présentant une résistance, une ductilité et une aptitude au formage améliorées | |
| CA2582409A1 (fr) | Tole mince en acier haute resistance possedant des proprietes superieures en matiere d'allongement de rupture et d'essais de propagation de trous et methode de production connexe | |
| US11035020B2 (en) | Galvannealed steel sheet | |
| MA47181A (fr) | Procédé de fabrication d'une tôle d'acier à ultra-haute résistance revêtue et tôle obtenue | |
| CN105874091A (zh) | 热成形构件及其制造方法 | |
| MA49777B1 (fr) | Procédé de production d'une tôle d'acier à haute résistance présentant une résistance et une aptitude au formage améliorées et tôle ainsi obtenue | |
| MA49613B1 (fr) | Procédé pour la production d'une tôle d'acier à haute résistance ayant une ductilité, une aptitude au formage et une soudabilité élevées et tôle d'acier ainsi obtenue | |
| JP2018524471A5 (fr) | ||
| CN106574315B (zh) | 生产具有改善的强度、可成形性的高强度涂覆钢板的方法及所获得的板 | |
| JP6037087B1 (ja) | 高強度冷延鋼板およびその製造方法 | |
| TH2101004997A (th) | แผ่นเหล็กกล้าที่มีความแข็งแรงสูงและวิธีการสำหรับการผลิตแผ่นเหล็กกล้านั้น | |
| TH2401002621A (th) | แผ่นเหล็กกล้าแบบปฏิบัติความร้อนและแบบรีดเย็น และวิธีการของการผลิตแผ่นเหล็กกล้าแบบปฏิบัติความร้อนและแบบรีดเย็น |