MA63900B1 - Tôle d'acier trempée et revêtue présentant une excellente aptitude au formage et son procédé de fabrication - Google Patents
Tôle d'acier trempée et revêtue présentant une excellente aptitude au formage et son procédé de fabricationInfo
- Publication number
- MA63900B1 MA63900B1 MA63900A MA63900A MA63900B1 MA 63900 B1 MA63900 B1 MA 63900B1 MA 63900 A MA63900 A MA 63900A MA 63900 A MA63900 A MA 63900A MA 63900 B1 MA63900 B1 MA 63900B1
- Authority
- MA
- Morocco
- Prior art keywords
- steel sheet
- coated steel
- hardened
- manufacturing same
- excellent formability
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 229910000831 Steel Inorganic materials 0.000 abstract 3
- 239000010959 steel Substances 0.000 abstract 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 229910001566 austenite Inorganic materials 0.000 abstract 2
- 229910000734 martensite Inorganic materials 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 229910001563 bainite Inorganic materials 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 230000001186 cumulative effect Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 239000011572 manganese Substances 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 229910052758 niobium Inorganic materials 0.000 abstract 1
- 239000010955 niobium Substances 0.000 abstract 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
- 239000010936 titanium Substances 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 229910000859 α-Fe Inorganic materials 0.000 abstract 1
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
- 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
- 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
-
- 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
- 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
-
- 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
- B32B15/012—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 aluminium or an aluminium alloy
-
- 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
- C21D1/20—Isothermal quenching, e.g. bainitic hardening
-
- 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
- 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
- C21D8/0263—Modifying the physical properties 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
- 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
- C21D8/0278—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment
- C21D8/0284—Application of a separating or insulating coating
-
- 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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- 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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing 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
- C22C38/16—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
- C22C38/22—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
- C22C38/28—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
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium 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
- C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
-
- 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
- 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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
- C23C2/29—Cooling or quenching
-
- 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
-
- 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
- B32B2605/00—Vehicles
- B32B2605/08—Cars
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2204/00—End product comprising different layers, coatings or parts of cermet
Abstract
L'invention concerne une tôle d'acier trempée et revêtue ayant une composition comprenant les éléments suivants, exprimés en pourcentage en poids : 0,17 % = carbone = 0,25 %, 1,8 % = manganèse = 2,3 %, 0,5 % = silicium = 2,0 %, 0,03 % = aluminium = 1,2 %, soufre = 0,03 %, phosphore = 0,03 %, et pouvant contenir un ou plusieurs des éléments facultatifs suivants : chrome = 0,4 %, molybdène = 0,3 %, niobium = 0,04 %, titane = 0,1 %, la composition restante étant faite de fer et des inévitables impuretés provoquées par le traitement, la microstructure de ladite tôle d'acier comprenant en fraction de surface, 4 à 20 % d'austénite résiduelle, 0 à 15 % de ferrite, 40 à 85 % de bainite revenue et un minimum de 5 % de martensite revenue, les quantités cumulées de la martensite revenue et de l'austénite résiduelle allant de 10 à 30 %. L'invention concerne en outre le procédé de fabrication de ladite tôle d'acier.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2016/057907 WO2018115936A1 (fr) | 2016-12-21 | 2016-12-21 | Tôle d'acier revêtue et revenue présentant une excellente formabilité et son procédé de fabrication |
PCT/IB2017/057996 WO2018116099A1 (fr) | 2016-12-21 | 2017-12-15 | Tôle d'acier trempée et revêtue présentant une excellente aptitude au formage et son procédé de fabrication |
Publications (1)
Publication Number | Publication Date |
---|---|
MA63900B1 true MA63900B1 (fr) | 2024-02-29 |
Family
ID=57868289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MA63900A MA63900B1 (fr) | 2016-12-21 | 2017-12-15 | Tôle d'acier trempée et revêtue présentant une excellente aptitude au formage et son procédé de fabrication |
Country Status (15)
Country | Link |
---|---|
US (1) | US11655516B2 (fr) |
EP (1) | EP3559298B8 (fr) |
JP (2) | JP6992070B2 (fr) |
KR (1) | KR102325717B1 (fr) |
CN (1) | CN110088332B (fr) |
BR (1) | BR112019011142A2 (fr) |
CA (1) | CA3047690C (fr) |
FI (1) | FI3559298T3 (fr) |
MA (1) | MA63900B1 (fr) |
MX (1) | MX2019007169A (fr) |
PL (1) | PL3559298T3 (fr) |
RU (1) | RU2753173C2 (fr) |
UA (1) | UA124354C2 (fr) |
WO (2) | WO2018115936A1 (fr) |
ZA (1) | ZA201903329B (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020058748A1 (fr) * | 2018-09-20 | 2020-03-26 | Arcelormittal | Tôle d'acier laminée à froid et revêtue et son procédé de fabrication |
KR102276740B1 (ko) * | 2018-12-18 | 2021-07-13 | 주식회사 포스코 | 연성 및 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2020245627A1 (fr) * | 2019-06-03 | 2020-12-10 | Arcelormittal | Tôle d'acier laminée à froid et revêtue et son procédé de fabrication |
PT3754037T (pt) * | 2019-06-17 | 2022-04-19 | Tata Steel Ijmuiden Bv | Método de tratamento térmico de uma tira de aço laminada a frio de alta resistência |
EP3754036B1 (fr) * | 2019-06-17 | 2022-03-02 | Tata Steel IJmuiden B.V. | Traitement thermique d'une bande d'acier laminée à froid à haute résistance |
ES2911656T3 (es) * | 2019-06-17 | 2022-05-20 | Tata Steel Ijmuiden Bv | Método de tratamiento térmico de un fleje de acero laminado en frío |
ES2911655T3 (es) * | 2019-06-17 | 2022-05-20 | Tata Steel Ijmuiden Bv | Tratamiento térmico de un fleje de acero laminado en frío |
MX2022007053A (es) * | 2019-12-13 | 2022-07-11 | Arcelormittal | Hoja de acero laminada en frio tratada termicamente y un metodo de fabricacion de la misma. |
WO2021123877A1 (fr) * | 2019-12-17 | 2021-06-24 | Arcelormittal | Tôle d'acier laminée à chaud et son procédé de fabrication |
CN111270160B (zh) * | 2020-03-25 | 2021-06-15 | 武汉钢铁有限公司 | 一种抗拉强度≥1200MPa的高延伸率热轧组织调控钢及生产方法 |
CN111334720B (zh) * | 2020-03-30 | 2022-03-25 | 邯郸钢铁集团有限责任公司 | 具有良好冷成型性能的高Al耐磨钢带及其生产方法 |
WO2022018501A1 (fr) * | 2020-07-24 | 2022-01-27 | Arcelormittal | Tôle d'acier laminée à froid recuite et son procédé de fabrication |
EP4267775A1 (fr) * | 2020-12-23 | 2023-11-01 | voestalpine Stahl GmbH | Bande ou acier revêtu d'alliage de zinc ou de zinc présentant une adhérence au zinc améliorée |
KR20240007934A (ko) * | 2021-06-15 | 2024-01-17 | 제이에프이 스틸 가부시키가이샤 | 고강도 아연 도금 강판 및 부재 그리고 그들의 제조 방법 |
WO2022264585A1 (fr) * | 2021-06-15 | 2022-12-22 | Jfeスチール株式会社 | Tôle d'acier galvanisé à et élément et procédé de fabrication associé |
DE102021119047A1 (de) * | 2021-07-22 | 2023-01-26 | Thyssenkrupp Steel Europe Ag | Verfahren zur Herstellung eines kaltgewalzten Stahlflachprodukts mit einem bainitischen Grundgefüge und kaltgewalztes Stahlflachprodukt mit einem bainitischen Grundgefüge |
CN115725900B (zh) * | 2022-11-14 | 2023-10-24 | 武汉科技大学 | 一种高强度高塑性贝氏体钢及生产方法 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3440894B2 (ja) * | 1998-08-05 | 2003-08-25 | Jfeスチール株式会社 | 伸びフランジ性に優れる高強度熱延鋼板およびその製造方法 |
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 |
JP4445365B2 (ja) * | 2004-10-06 | 2010-04-07 | 新日本製鐵株式会社 | 伸びと穴拡げ性に優れた高強度薄鋼板の製造方法 |
JP5223360B2 (ja) | 2007-03-22 | 2013-06-26 | Jfeスチール株式会社 | 成形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 |
EP1990431A1 (fr) | 2007-05-11 | 2008-11-12 | ArcelorMittal France | Procédé de fabrication de tôles d'acier laminées à froid et recuites à très haute résistance, et tôles ainsi produites |
UA112771C2 (uk) * | 2011-05-10 | 2016-10-25 | Арселормітталь Інвестігасьон І Десароло Сл | Сталевий лист з високою механічною міцністю, пластичністю і формованістю, спосіб виготовлення та застосування таких листів |
EP2738276B1 (fr) | 2011-07-29 | 2019-04-24 | Nippon Steel & Sumitomo Metal Corporation | Feuille d'acier galvanisée à haute résistance et supérieure au moulage et procédé de fabrication de chacune |
CN103842541B (zh) | 2011-09-30 | 2016-03-30 | 新日铁住金株式会社 | 烘烤硬化性优良的高强度热浸镀锌钢板、高强度合金化热浸镀锌钢板以及它们的制造方法 |
ES2712809T3 (es) | 2011-09-30 | 2019-05-14 | Nippon Steel & Sumitomo Metal Corp | Chapa de acero galvanizada y su método de fabricación |
JP5327410B1 (ja) | 2011-09-30 | 2013-10-30 | 新日鐵住金株式会社 | 耐衝撃特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、並びに、高強度合金化溶融亜鉛めっき鋼板およびその製造方法 |
PL2684975T3 (pl) * | 2012-07-10 | 2017-08-31 | Thyssenkrupp Steel Europe Ag | Produkt stalowy płaski, walcowany na zimno i sposób jego wytwarzania |
WO2015011511A1 (fr) * | 2013-07-24 | 2015-01-29 | Arcelormittal Investigación Y Desarrollo Sl | Tôle d'acier à très hautes caractéristiques mécaniques de résistance et de ductilité, procédé de fabrication et utilisation de telles tôles |
MX2016006777A (es) | 2013-11-29 | 2016-09-07 | Nippon Steel & Sumitomo Metal Corp | Componente de lamina de acero formada en caliente y metodo para producir el mismo asi como la lamina de acero para formacion en caliente. |
JP5862651B2 (ja) * | 2013-12-18 | 2016-02-16 | Jfeスチール株式会社 | 耐衝撃性および曲げ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 |
KR101912512B1 (ko) * | 2014-01-29 | 2018-10-26 | 제이에프이 스틸 가부시키가이샤 | 고강도 냉연 강판 및 그 제조 방법 |
JP6398210B2 (ja) | 2014-02-07 | 2018-10-03 | 新日鐵住金株式会社 | 冷延鋼板の製造方法 |
JP6237364B2 (ja) | 2014-03-17 | 2017-11-29 | 新日鐵住金株式会社 | 衝突特性に優れた高強度鋼板及びその製造方法 |
WO2016001702A1 (fr) * | 2014-07-03 | 2016-01-07 | Arcelormittal | Procédé de fabrication d'une tôle d'acier revêtue à haute résistance présentant une résistance, une ductilité et une formabilité améliorées |
WO2016020714A1 (fr) * | 2014-08-07 | 2016-02-11 | Arcelormittal | Procédé permettant de produire une tôle d'acier revêtue présentant une meilleure résistance, une meilleure ductilité et une meilleure aptitude au formage |
MX2017005568A (es) | 2014-10-30 | 2017-06-23 | Jfe Steel Corp | Lamina de acero de alta resistencia, lamina de acero galvanizada por inmersion en caliente de alta resistencia, lamina de acero recubierta de aluminio por inmersion en caliente de alta resistencia, y lamina de acero electrogalvanizada de alta resistencia, y metodos para la fabricacion de las mismas. |
JP6282576B2 (ja) | 2014-11-21 | 2018-02-21 | 株式会社神戸製鋼所 | 高強度高延性鋼板 |
JP6282577B2 (ja) | 2014-11-26 | 2018-02-21 | 株式会社神戸製鋼所 | 高強度高延性鋼板 |
JP6048625B1 (ja) | 2015-03-03 | 2016-12-21 | Jfeスチール株式会社 | 高強度鋼板及びその製造方法 |
JP6762797B2 (ja) * | 2016-08-03 | 2020-09-30 | 株式会社神戸製鋼所 | 高強度鋼板およびその製造方法 |
DE102016012321A1 (de) * | 2016-10-17 | 2018-04-19 | Fiona Gabriella Saygivar | Absturzsicherung für Personen |
WO2018115935A1 (fr) | 2016-12-21 | 2018-06-28 | Arcelormittal | Tôle d'acier revêtue et revenue présentant une excellente formabilité et son procédé de fabrication |
-
2016
- 2016-12-21 WO PCT/IB2016/057907 patent/WO2018115936A1/fr active Application Filing
-
2017
- 2017-12-15 RU RU2019122654A patent/RU2753173C2/ru active
- 2017-12-15 CA CA3047690A patent/CA3047690C/fr active Active
- 2017-12-15 EP EP17825618.6A patent/EP3559298B8/fr active Active
- 2017-12-15 PL PL17825618.6T patent/PL3559298T3/pl unknown
- 2017-12-15 MA MA63900A patent/MA63900B1/fr unknown
- 2017-12-15 BR BR112019011142A patent/BR112019011142A2/pt not_active Application Discontinuation
- 2017-12-15 MX MX2019007169A patent/MX2019007169A/es unknown
- 2017-12-15 JP JP2019533560A patent/JP6992070B2/ja active Active
- 2017-12-15 US US16/467,643 patent/US11655516B2/en active Active
- 2017-12-15 FI FIEP17825618.6T patent/FI3559298T3/fi active
- 2017-12-15 WO PCT/IB2017/057996 patent/WO2018116099A1/fr unknown
- 2017-12-15 UA UAA201908296A patent/UA124354C2/uk unknown
- 2017-12-15 KR KR1020197017845A patent/KR102325717B1/ko active IP Right Grant
- 2017-12-15 CN CN201780078783.7A patent/CN110088332B/zh active Active
-
2019
- 2019-05-27 ZA ZA2019/03329A patent/ZA201903329B/en unknown
-
2021
- 2021-07-21 JP JP2021120300A patent/JP2021176993A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
PL3559298T3 (pl) | 2024-04-29 |
KR102325717B1 (ko) | 2021-11-15 |
JP6992070B2 (ja) | 2022-01-13 |
BR112019011142A2 (pt) | 2019-10-01 |
US20190338388A1 (en) | 2019-11-07 |
WO2018115936A1 (fr) | 2018-06-28 |
UA124354C2 (uk) | 2021-09-01 |
EP3559298A1 (fr) | 2019-10-30 |
EP3559298B8 (fr) | 2024-04-10 |
CN110088332A (zh) | 2019-08-02 |
JP2020503443A (ja) | 2020-01-30 |
JP2021176993A (ja) | 2021-11-11 |
RU2753173C2 (ru) | 2021-08-12 |
RU2019122654A3 (fr) | 2021-01-22 |
EP3559298B1 (fr) | 2024-01-24 |
CN110088332B (zh) | 2022-03-01 |
CA3047690A1 (fr) | 2018-06-28 |
KR20190089010A (ko) | 2019-07-29 |
US11655516B2 (en) | 2023-05-23 |
WO2018116099A1 (fr) | 2018-06-28 |
CA3047690C (fr) | 2023-02-14 |
RU2019122654A (ru) | 2021-01-22 |
MX2019007169A (es) | 2019-08-29 |
FI3559298T3 (fi) | 2024-03-18 |
ZA201903329B (en) | 2020-01-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MA63900B1 (fr) | Tôle d'acier trempée et revêtue présentant une excellente aptitude au formage et son procédé de fabrication | |
MA47078B1 (fr) | Tôle d'acier trempé revêtue douée d'une excellente aptitude au formage et son procédé de fabrication | |
MA47998B1 (fr) | Acier pour une trempe à la presse et pièce trempée à la presse fabriquée à partir d'un tel acier | |
MX2018008561A (es) | Lamina de acero de alta resistencia que tiene excelente conformabilidad y un metodo de fabricacion de la misma. | |
MX2020004769A (es) | Hoja de acero laminada en frio y un metodo para la fabricacion de la misma. | |
MX2019003282A (es) | Lamina de acero de alta resistencia y alta conformabilidad laminada en frio y tratada termicamente y metodo de fabricacion. | |
MA39075B1 (fr) | Acier à haute résistance et procédé de fabrication | |
MX2019007170A (es) | Hoja de acero enrollada en frio, de alta resistencia con alta capacidad de formacion y un metodo para fabricar la misma. | |
MX2018007347A (es) | Amina de acero galvanizada por inmersion en caliente de alta resistencia que tiene excelente calidad de superficie y soldabilidad por puntos, y metodo de manufactura para la misma. | |
MX2020004787A (es) | Hoja de acero tratada termicamente laminada en frio y un metodo de fabricacion de la misma. | |
MX2018009643A (es) | Lamina de acero de alta resistencia y metodo para la produccion de la misma. | |
MX2020004784A (es) | Hoja de acero laminada en frio y tratada termicamente y un metodo de fabricacion de la misma. | |
MA45115B1 (fr) | Procédé de fabrication d'une tôle d'acier twip à microstructure austénitique | |
WO2019123240A3 (fr) | Tôle d'acier présentant une ténacité, une ductilité et une résistance excellentes, et son procédé de fabrication | |
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 | |
MA54523B1 (fr) | Tôle d'acier laminée à froid traitée thermiquement et son procédé de fabrication | |
MA39417B1 (fr) | Tôle d'acier doublement recuite a hautes caracteristiques mecaniques de resistance et de ductilite, procede de fabrication et utilisation de telles tôles | |
MA51270B1 (fr) | Tôle d'acier laminée à froid et traitée thermiquement et son procédé de fabrication | |
MA51001B1 (fr) | Tôle d'acier laminée à froid recuite et son procédé de fabrication | |
MX2017000496A (es) | Hoja de acero laminada en caliente y metodo de fabricacion relacionado. | |
CA2908491A1 (fr) | Acier a haute resistance manifestant une bonne ductilite et son procede d'elaboration par traitement de trempe et de partitionnement en bain de zinc | |
MX2020009802A (es) | Parte forjada de acero bainitico y un metodo de fabricacion del mismo. | |
MA50143B1 (fr) | Feuille d'acier à haute formabilité pour la fabrication de pièces structurelles légères et procédé de fabrication de la feuille | |
MA53640B1 (fr) | Tôle d'acier laminée à froid et revêtue et son procédé de fabrication | |
MX2018002264A (es) | Hoja de acero galvanizada y recocida y metodo de produccion de la misma. |