KR20060118602A - 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합고강도 강판 및 그 제조 방법 - Google Patents
성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합고강도 강판 및 그 제조 방법 Download PDFInfo
- Publication number
- KR20060118602A KR20060118602A KR1020067018302A KR20067018302A KR20060118602A KR 20060118602 A KR20060118602 A KR 20060118602A KR 1020067018302 A KR1020067018302 A KR 1020067018302A KR 20067018302 A KR20067018302 A KR 20067018302A KR 20060118602 A KR20060118602 A KR 20060118602A
- Authority
- KR
- South Korea
- Prior art keywords
- hot
- steel sheet
- high strength
- dip galvanized
- composite high
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 100
- 239000010959 steel Substances 0.000 title claims abstract description 100
- 239000002131 composite material Substances 0.000 title claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 10
- 239000011701 zinc Substances 0.000 title claims abstract description 10
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 42
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 238000005246 galvanizing Methods 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 230000009466 transformation Effects 0.000 claims abstract description 9
- 238000005098 hot rolling Methods 0.000 claims abstract description 7
- 238000005097 cold rolling Methods 0.000 claims abstract description 4
- 238000007747 plating Methods 0.000 claims description 48
- 238000011282 treatment Methods 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 21
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- 238000005554 pickling Methods 0.000 claims description 17
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- 238000005496 tempering Methods 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 229910052748 manganese Inorganic materials 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 9
- 238000005275 alloying Methods 0.000 claims description 8
- 229910052758 niobium Inorganic materials 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 235000012054 meals Nutrition 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 1
- 229910001566 austenite Inorganic materials 0.000 description 11
- 238000000137 annealing Methods 0.000 description 10
- 238000002474 experimental method Methods 0.000 description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 239000010410 layer Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910001335 Galvanized steel Inorganic materials 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 4
- 239000008397 galvanized steel Substances 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910000794 TRIP steel Inorganic materials 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910001563 bainite Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012770 industrial material Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 description 1
- 229910001568 polygonal ferrite Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- 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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
- C21D8/0426—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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
- C21D8/0436—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
- 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
- C22C38/04—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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- 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
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
- C23C2/0224—Two or more thermal pretreatments
-
- 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
- C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
- C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching
-
- 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
-
- 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
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/322—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only
- C23C28/3225—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only with at least one zinc-based layer
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
- C23C28/3455—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer with a refractory ceramic layer, e.g. refractory metal oxide, ZrO2, rare earth oxides or a thermal barrier system comprising at least one refractory oxide layer
-
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12785—Group IIB metal-base component
- Y10T428/12792—Zn-base component
- Y10T428/12799—Next to Fe-base component [e.g., galvanized]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Ceramic Engineering (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Coating With Molten Metal (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
Description
Claims (10)
- 질량 %로, C : 0.01 내지 0.3 %, Si : 0.005 내지 0.6 %, Mn : 0.1 내지 3.3 %, P : 0.001 내지 0.06 %, S : 0.001 내지 0.01 %, Al : 0.01 내지 1.8 %, N : 0.0005 내지 0.01 %를 함유하고, 잔량부가 Fe 및 불가피적 불순물로 이루어지고, 금속 조직이 페라이트와 면적률 5 % 이상 60 % 이하의 템퍼링 마르텐사이트로 이루어지는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판.
- 제1항에 있어서, 상기 용융 아연 도금 복합 고강도 강판이 질량 %로, Mo : 0.05 내지 0.5 %, V : 0.01 내지 0.1 %, Ti : 0.01 내지 0.2 %, Nb : 0.005 내지 0.05 %, Cu : 1.0 % 이하, Ni : 1.0 % 이하, Cr : 1.0 % 이하, Ca : 0.0003 내지 0.005 %, REM : 0.0003 내지 0.005 %, B : 0.0003 내지 0.002 % 중 1종 또는 2종 이상을 더 함유하는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판.
- 제1항 또는 제2항에 있어서, 상기 용융 아연 도금 복합 고강도 강판이 Al을 질량 %로, 0.25 내지 1.8 %의 범위에서 Si, Al의 질량 %와, 목표의 인장 강도(TS)가 하기 1식을 더 만족시키는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판.(0.0012 × [TS 목표치] - 0.29 - [Si])/1.45 < Al < 1.5 - 3 × [Si] … 1식[TS 목표치] : 강판의 인장 강도 설계치(㎫), [Si] : Si 질량 %, Al : Al 질량 %
- 질량 %로, C : 0.01 내지 0.3 %, Si : 0.005 내지 0.6 %, Mn : 0.1 내지 3.3 %, P : 0.001 내지 0.06 %, S : 0.001 내지 0.01 %, Al : 0.01 내지 1.8 %, N : 0.0005 내지 0.01 %를 함유하고, 잔량부가 Fe 및 불가피적 불순물로 이루어지는 슬래브를 열간 압연 후 냉간 압연하고, 용융 아연 도금 가열 공정에서 Ac1 내지 Ac3 + 100 ℃의 온도로 가열하여 30초 내지 30분 유지한 후, 1 ℃/s 이상의 냉각 속도로 450 내지 600 ℃의 온도로 냉각하고, 계속해서 이 온도에서 용융 아연 도금 처리를 실시하고, 그 후 1 ℃/s 이상의 냉각 속도로 마르텐사이트 변태점 이하의 온도까지 냉각한 후, 200 ℃ 이상 500 ℃ 이하의 온도로 1초 내지 5분 유지한 후, 5 ℃/s 이상의 냉각 속도로 100 ℃ 이하까지 냉각함으로써 페라이트와 면적률 5 % 이상 60 % 이하의 템퍼링 마르텐사이트로 이루어지는 금속 조직을 갖는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판의 제조 방법.
- 제4항에 있어서, 상기 용융 아연 도금 처리 후에 합금화 처리를 실시하는 것 을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판의 제조 방법.
- 제4항 또는 제5항에 있어서, 상기 아연 도금층 또는 합금화아연 도금층 상에 크로메이트 처리, 무기 피막 처리, 화성 처리, 수지 피막 처리 중 어느 1종 또는 2종 이상의 후처리를 더 실시하는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판의 제조 방법.
- 제4항 내지 제6항 중 어느 한 항에 있어서, 상기 용융 아연 도금 복합 고강도 강판이 질량 %로, Mo : 0.05 내지 0.5 %, V : 0.01 내지 0.1 %, Ti : 0.01 내지 0.2 %, Nb : 0.005 내지 0.05 %, Cu : 1.0 % 이하, Ni : 1.0 % 이하, Cr : 1.0 % 이하, Ca : 0.0003 내지 0.005 %, REM : 0.0003 내지 0.005 %, B : 0.0003 내지 0.002 % 중 1종 또는 2종 이상을 더 함유하는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판의 제조 방법.
- 제4항 내지 제7항 중 어느 한 항에 있어서, 상기 용융 아연 도금 복합 고강도 강판이 Al을 질량 %로, 0.25 내지 1.8 %의 범위에서 Si, Al의 질량 %와, 목표의 인장 강도(TS)가 하기 1식을 더 만족시키는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판의 제조 방법.(0.0012 × [TS 목표치] - 0.29 - [Si])/1.45 < Al < 1.5 - 3 × [Si] … 1식[TS 목표치] : 강판의 인장 강도 설계치(㎫), [Si] : Si 질량 %, Al : Al 질량 %
- 제4항 내지 제8항 중 어느 한 항에 있어서, 상기 냉간 압연으로부터 용융 아연 도금 가열 공정 사이에 Ni, Fe, Co, Sn, Cu 중 1종 또는 2종 이상의 예비 도금을 강판 한쪽 면당 0.01 내지 2.0 g/㎡ 실시하는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판의 제조 방법.
- 제9항에 있어서, 상기 예비 도금 전에 강판에 산세정 처리를 실시하는 것을 특징으로 하는 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합 고강도 강판의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2004-00069368 | 2004-03-11 | ||
JP2004069368A JP4510488B2 (ja) | 2004-03-11 | 2004-03-11 | 成形性および穴拡げ性に優れた溶融亜鉛めっき複合高強度鋼板およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060118602A true KR20060118602A (ko) | 2006-11-23 |
KR100831449B1 KR100831449B1 (ko) | 2008-05-21 |
Family
ID=34975602
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020067018302A KR100831449B1 (ko) | 2004-03-11 | 2005-02-28 | 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합고강도 강판 및 그 제조 방법 |
Country Status (10)
Country | Link |
---|---|
US (1) | US20070190353A1 (ko) |
EP (1) | EP1724371B1 (ko) |
JP (1) | JP4510488B2 (ko) |
KR (1) | KR100831449B1 (ko) |
CN (1) | CN100557056C (ko) |
CA (1) | CA2559587C (ko) |
ES (1) | ES2663866T3 (ko) |
PL (1) | PL1724371T3 (ko) |
TW (1) | TWI305234B (ko) |
WO (1) | WO2005087965A1 (ko) |
Cited By (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010036028A2 (ko) * | 2008-09-23 | 2010-04-01 | 포항공과대학교 산학협력단 | 기지로서 마르텐사이트 조직을 가지는 초고강도 용융아연도금 강판 및 그 제조 방법 |
KR100978734B1 (ko) * | 2008-03-07 | 2010-08-30 | 현대하이스코 주식회사 | 복합조직강판 및 이를 제조하는 방법 |
KR101109953B1 (ko) * | 2008-09-29 | 2012-02-24 | 현대제철 주식회사 | 연신율과 신장플랜지성이 우수한 고장력 열연강판 및 그 제조방법 |
KR101126953B1 (ko) * | 2007-11-22 | 2012-03-22 | 가부시키가이샤 고베 세이코쇼 | 고강도 냉연 강판 |
KR101505252B1 (ko) * | 2012-12-26 | 2015-03-23 | 현대제철 주식회사 | 성형성이 우수한 저항복비 특성을 갖는 자동차 외판재용 냉연강판 및 그 제조 방법 |
WO2017065371A1 (ko) * | 2015-10-16 | 2017-04-20 | 삼화스틸(주) | 고강도 강판 및 그 제조방법 |
WO2020130257A1 (ko) | 2018-12-18 | 2020-06-25 | 주식회사 포스코 | 연성 및 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20200075332A (ko) | 2018-12-18 | 2020-06-26 | 주식회사 포스코 | 고강도 고연성 강판 및 그 제조방법 |
KR20200075359A (ko) | 2018-12-18 | 2020-06-26 | 주식회사 포스코 | 강도 및 연성이 우수한 강판 및 그 제조방법 |
KR20200075957A (ko) | 2018-12-18 | 2020-06-29 | 주식회사 포스코 | 강도와 연성의 밸런스 및 가공성이 우수한 강판 및 그 제조방법 |
KR20200075958A (ko) | 2018-12-18 | 2020-06-29 | 주식회사 포스코 | 가공특성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125602A2 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125596A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125605A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125597A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125595A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125589A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125603A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125604A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125594A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2022131628A1 (ko) | 2020-12-17 | 2022-06-23 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2022131625A1 (ko) | 2020-12-17 | 2022-06-23 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2022131626A1 (ko) | 2020-12-17 | 2022-06-23 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2022131624A1 (ko) | 2020-12-17 | 2022-06-23 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20220087156A (ko) | 2020-12-17 | 2022-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20220087170A (ko) | 2020-12-17 | 2022-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080283154A1 (en) * | 2004-01-14 | 2008-11-20 | Hirokazu Taniguchi | Hot dip galvanized high strength steel sheet excellent in plating adhesion and hole expandability and method of production of same |
JP4171454B2 (ja) * | 2004-11-19 | 2008-10-22 | 新日本製鐵株式会社 | 伸びおよび穴拡げ性に優れた高強度鋼板または溶融亜鉛めっき高強度鋼板の製造設備 |
JP5250938B2 (ja) * | 2005-03-31 | 2013-07-31 | Jfeスチール株式会社 | 延性に優れる低降伏比型高強度合金化溶融亜鉛めっき鋼板およびその製造方法 |
JP5250939B2 (ja) * | 2005-03-31 | 2013-07-31 | Jfeスチール株式会社 | 合金化溶融亜鉛めっき鋼板の製造方法 |
KR100968620B1 (ko) * | 2005-04-20 | 2010-07-08 | 신닛뽄세이테쯔 카부시키카이샤 | 고강도 합금화 용융 아연 도금 강판의 제조 방법 |
JP4804996B2 (ja) | 2006-04-07 | 2011-11-02 | 新日本製鐵株式会社 | 加工性、パウダリング性、摺動性の良好な合金化溶融亜鉛メッキ鋼板の製造方法 |
JP4964494B2 (ja) * | 2006-05-09 | 2012-06-27 | 新日本製鐵株式会社 | 穴拡げ性と成形性に優れた高強度鋼板及びその製造方法 |
EP1918403B1 (de) * | 2006-10-30 | 2009-05-27 | ThyssenKrupp Steel AG | Verfahren zum Herstellen von Stahl-Flachprodukten aus einem ein martensitisches Gefüge bildenden Stahl |
ES2325963T3 (es) * | 2006-10-30 | 2009-09-25 | Thyssenkrupp Steel Ag | Procedimiento para fabricar productos planos de acero a partir de un acero multifasico aleado con aluminio. |
PL1918406T3 (pl) * | 2006-10-30 | 2009-10-30 | Thyssenkrupp Steel Ag | Sposób wytwarzania płaskich produktów stalowych z wielofazowej stali mikrostopowej z borem |
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 |
AU2008241823B2 (en) * | 2007-04-18 | 2010-08-12 | Nippon Steel Corporation | Hot-worked steel material having excellent machinability and impact value |
JP4901617B2 (ja) * | 2007-07-13 | 2012-03-21 | 新日本製鐵株式会社 | 引張強度が700MPa以上で耐食性、穴拡げ性および延性に優れた合金化溶融亜鉛めっき高強度鋼板及びその製造方法 |
EP2045360B1 (de) * | 2007-10-02 | 2011-11-30 | ThyssenKrupp Steel Europe AG | Verfahren zum Herstellen eines Stahlbauteils durch Warmformen und durch Warmformen hergestelltes Stahlbauteil |
JP5080215B2 (ja) * | 2007-11-22 | 2012-11-21 | 株式会社神戸製鋼所 | 等方性と伸びおよび伸びフランジ性に優れた高強度冷延鋼板 |
JP5189959B2 (ja) * | 2007-11-22 | 2013-04-24 | 株式会社神戸製鋼所 | 伸びおよび伸びフランジ性に優れた高強度冷延鋼板 |
TWI341332B (en) * | 2008-01-07 | 2011-05-01 | Nippon Steel Corp | Wear-resistant steel sheet having excellent wear resistnace at high temperatures and excellent bending workability and method for manufacturing the same |
JP5369663B2 (ja) * | 2008-01-31 | 2013-12-18 | 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 |
JP5365217B2 (ja) | 2008-01-31 | 2013-12-11 | Jfeスチール株式会社 | 高強度鋼板およびその製造方法 |
WO2010012235A1 (zh) * | 2008-07-30 | 2010-02-04 | 攀枝花新钢钒股份有限公司 | 热镀锌钢板及其生产方法 |
JP5418168B2 (ja) * | 2008-11-28 | 2014-02-19 | Jfeスチール株式会社 | 成形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それらの製造方法 |
JP5709151B2 (ja) * | 2009-03-10 | 2015-04-30 | 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 |
JP5363867B2 (ja) * | 2009-04-24 | 2013-12-11 | 株式会社神戸製鋼所 | 伸びおよび伸びフランジ性に優れた高強度冷延鋼板 |
JP5304522B2 (ja) * | 2009-08-03 | 2013-10-02 | 新日鐵住金株式会社 | 加工性に優れた高強度鋼板及びその製造方法 |
EP2516151B1 (en) | 2009-12-21 | 2017-12-13 | Tata Steel IJmuiden BV | High strength hot dip galvanised steel strip |
JP5695332B2 (ja) * | 2010-03-31 | 2015-04-01 | 株式会社神戸製鋼所 | めっき密着性に優れた合金化溶融亜鉛めっき鋼板の製造方法 |
JP5114760B2 (ja) | 2010-03-31 | 2013-01-09 | 新日鐵住金株式会社 | 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 |
JP4962594B2 (ja) * | 2010-04-22 | 2012-06-27 | 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 |
JP5609494B2 (ja) * | 2010-09-29 | 2014-10-22 | Jfeスチール株式会社 | 高強度鋼板およびその製造方法 |
JP5141811B2 (ja) * | 2010-11-12 | 2013-02-13 | Jfeスチール株式会社 | 均一伸びとめっき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 |
ES2535420T3 (es) * | 2011-03-07 | 2015-05-11 | Tata Steel Nederland Technology B.V. | Proceso para producir acero conformable de alta resistencia y acero conformable de alta resistencia producido con el mismo |
WO2013061545A1 (ja) * | 2011-10-24 | 2013-05-02 | Jfeスチール株式会社 | 加工性に優れた高強度鋼板の製造方法 |
KR101377489B1 (ko) | 2011-12-29 | 2014-03-26 | 현대제철 주식회사 | 도금성이 우수한 인장강도 980MPa급 초고강도 강판 제조 방법 |
JP5741456B2 (ja) * | 2012-01-13 | 2015-07-01 | 新日鐵住金株式会社 | 合金化溶融亜鉛めっき鋼板およびその製造方法 |
CA2862829C (en) | 2012-01-13 | 2017-09-12 | Nippon Steel & Sumitomo Metal Corporation | Hot stamped steel and method for producing hot stamped steel |
KR101660607B1 (ko) * | 2012-01-13 | 2016-09-27 | 신닛테츠스미킨 카부시키카이샤 | 냉연 강판 및 냉연 강판의 제조 방법 |
JP5789208B2 (ja) * | 2012-03-08 | 2015-10-07 | 株式会社神戸製鋼所 | 化成処理性と延性に優れた高強度合金化溶融亜鉛めっき鋼板とその製造方法 |
WO2016001700A1 (en) | 2014-07-03 | 2016-01-07 | Arcelormittal | Method for producing a high strength steel sheet having improved strength, ductility and formability |
WO2016001702A1 (en) | 2014-07-03 | 2016-01-07 | Arcelormittal | Method for producing a high strength coated steel sheet having improved strength, ductility and formability |
WO2016001706A1 (en) | 2014-07-03 | 2016-01-07 | Arcelormittal | Method for producing a high strength steel sheet having improved strength and formability and obtained sheet |
WO2016001710A1 (en) | 2014-07-03 | 2016-01-07 | Arcelormittal | Method for producing a high strength coated steel having improved strength and ductility and obtained sheet |
CN104109814B (zh) * | 2014-08-08 | 2016-05-04 | 鞍钢蒂森克虏伯汽车钢有限公司 | 一种具有翻边特性冷轧热镀锌双相钢板及制造方法 |
US11225697B2 (en) | 2014-12-19 | 2022-01-18 | Nucor Corporation | Hot rolled light-gauge martensitic steel sheet and method for making the same |
KR101647224B1 (ko) * | 2014-12-23 | 2016-08-10 | 주식회사 포스코 | 표면품질, 도금밀착성 및 성형성이 우수한 고강도 용융아연도금강판 및 그 제조방법 |
JP6032300B2 (ja) * | 2015-02-03 | 2016-11-24 | Jfeスチール株式会社 | 高強度冷延鋼板、高強度めっき鋼板、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、並びにそれらの製造方法 |
JP6032299B2 (ja) * | 2015-02-03 | 2016-11-24 | Jfeスチール株式会社 | 高強度冷延鋼板、高強度めっき鋼板、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、並びにそれらの製造方法 |
KR101962564B1 (ko) | 2015-04-22 | 2019-03-26 | 신닛테츠스미킨 카부시키카이샤 | 도금 강판 |
CN105925903B (zh) * | 2016-04-27 | 2018-04-03 | 武汉钢铁有限公司 | 汽车用冷轧低合金高强度钢及其生产方法 |
JP6315160B1 (ja) | 2016-08-31 | 2018-04-25 | Jfeスチール株式会社 | 高強度鋼板およびその製造方法 |
JP6315044B2 (ja) | 2016-08-31 | 2018-04-25 | Jfeスチール株式会社 | 高強度鋼板およびその製造方法 |
CN106756555A (zh) * | 2016-12-19 | 2017-05-31 | 武汉钢铁股份有限公司 | 一种屈服强度为160MPa级的铁‑锌镀层钢板及生产方法 |
CN110382130A (zh) * | 2017-02-21 | 2019-10-25 | 纳米钢公司 | 金属合金的改善的边缘可成形性 |
WO2019187027A1 (ja) * | 2018-03-30 | 2019-10-03 | 日本製鉄株式会社 | 合金化溶融亜鉛めっき鋼板 |
CN113737108A (zh) * | 2020-05-27 | 2021-12-03 | 宝山钢铁股份有限公司 | 一种耐延迟开裂的电镀锌超强双相钢及其制造方法 |
CN113957337A (zh) * | 2021-09-24 | 2022-01-21 | 河钢股份有限公司承德分公司 | 一种含钒热基镀锌板及其制备方法 |
CN114959491B (zh) * | 2022-06-20 | 2023-05-02 | 武汉钢铁有限公司 | 一种采用短流程生产的350MPa级高耐蚀涂镀薄钢板及方法 |
CN115386798B (zh) * | 2022-08-31 | 2024-01-30 | 马鞍山钢铁股份有限公司 | 一种超低硅Nb微合金化齿轮钢及其制造方法 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3114107B2 (ja) * | 1992-05-28 | 2000-12-04 | 日新製鋼株式会社 | 耐食性および成形性にすぐれた合金化溶融亜鉛めっき高張力冷延鋼板の製造方法 |
JPH06108152A (ja) * | 1992-09-30 | 1994-04-19 | Kobe Steel Ltd | 曲げ加工性に優れた高強度溶融亜鉛めっき鋼板の製造方法 |
JP3990539B2 (ja) * | 1999-02-22 | 2007-10-17 | 新日本製鐵株式会社 | メッキ密着性およびプレス成形性に優れた高強度溶融亜鉛メッキ鋼板および高強度合金化溶融亜鉛メッキ鋼板およびその製造方法 |
KR100638543B1 (ko) * | 1999-04-21 | 2006-10-26 | 제이에프이 스틸 가부시키가이샤 | 연성이 우수한 고장력 용융아연도금강판 및 그 제조방법 |
JP3587126B2 (ja) * | 1999-04-21 | 2004-11-10 | Jfeスチール株式会社 | 延性に優れる高張力溶融亜鉛めっき鋼板およびその製造方法 |
JP2001031050A (ja) * | 1999-05-14 | 2001-02-06 | Fujii Yoki Kogyo Kk | 収納容器 |
JP4272302B2 (ja) * | 1999-06-10 | 2009-06-03 | 新日本製鐵株式会社 | 成形性、溶接性の優れた高強度鋼板及びその製造方法 |
TW504519B (en) * | 1999-11-08 | 2002-10-01 | Kawasaki Steel Co | Hot dip galvanized steel plate excellent in balance of strength and ductility and in adhesiveness between steel and plating layer, and method for producing the same |
JP3587116B2 (ja) * | 2000-01-25 | 2004-11-10 | Jfeスチール株式会社 | 高張力溶融亜鉛めっき鋼板およびその製造方法 |
DE60116477T2 (de) * | 2000-04-07 | 2006-07-13 | Jfe Steel Corp. | Warm-, kaltgewalzte und schmelz-galvanisierte stahlplatte mit exzellentem reckalterungsverhalten |
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 |
JP3898923B2 (ja) * | 2001-06-06 | 2007-03-28 | 新日本製鐵株式会社 | 高加工時のめっき密着性および延性に優れた高強度溶融Znめっき鋼板及びその製造方法 |
JP4608822B2 (ja) * | 2001-07-03 | 2011-01-12 | Jfeスチール株式会社 | プレス成形性と歪時効硬化特性に優れた高延性溶融亜鉛めっき鋼板およびその製造方法 |
US6586117B2 (en) * | 2001-10-19 | 2003-07-01 | Sumitomo Metal Industries, Ltd. | Steel sheet having excellent workability and shape accuracy and a method for its manufacture |
JP3881559B2 (ja) * | 2002-02-08 | 2007-02-14 | 新日本製鐵株式会社 | 溶接後の成形性に優れ、溶接熱影響部の軟化しにくい引張強さが780MPa以上の高強度熱延鋼板、高強度冷延鋼板および高強度表面処理鋼板 |
JP3908964B2 (ja) * | 2002-02-14 | 2007-04-25 | 新日本製鐵株式会社 | 成形性に優れた溶融亜鉛メッキ高強度鋼板およびその製造方法 |
KR100605355B1 (ko) * | 2002-06-25 | 2006-07-31 | 제이에프이 스틸 가부시키가이샤 | 고강도 냉연강판 및 그 제조 방법 |
US20070006948A1 (en) * | 2003-05-27 | 2007-01-11 | Toshiki Nonaka | High strength thin steel sheet excellent in resistance to delayed fracture after forming and method for preparation thereof , and automobile parts requiring strength manufactured from high strength thin steel sheet |
JP4214006B2 (ja) * | 2003-06-19 | 2009-01-28 | 新日本製鐵株式会社 | 成形性に優れた高強度鋼板およびその製造方法 |
EP1512760B1 (en) * | 2003-08-29 | 2011-09-28 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | High tensile strength steel sheet excellent in processibility and process for manufacturing the same |
US20080283154A1 (en) * | 2004-01-14 | 2008-11-20 | Hirokazu Taniguchi | Hot dip galvanized high strength steel sheet excellent in plating adhesion and hole expandability and method of production of same |
-
2004
- 2004-03-11 JP JP2004069368A patent/JP4510488B2/ja not_active Expired - Fee Related
-
2005
- 2005-02-28 WO PCT/JP2005/003805 patent/WO2005087965A1/ja not_active Application Discontinuation
- 2005-02-28 KR KR1020067018302A patent/KR100831449B1/ko active IP Right Grant
- 2005-02-28 ES ES05720077.6T patent/ES2663866T3/es active Active
- 2005-02-28 EP EP05720077.6A patent/EP1724371B1/en active Active
- 2005-02-28 PL PL05720077T patent/PL1724371T3/pl unknown
- 2005-02-28 CN CN200580007777.XA patent/CN100557056C/zh active Active
- 2005-02-28 CA CA2559587A patent/CA2559587C/en active Active
- 2005-02-28 US US10/591,919 patent/US20070190353A1/en not_active Abandoned
- 2005-03-01 TW TW094106063A patent/TWI305234B/zh not_active IP Right Cessation
Cited By (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101126953B1 (ko) * | 2007-11-22 | 2012-03-22 | 가부시키가이샤 고베 세이코쇼 | 고강도 냉연 강판 |
KR100978734B1 (ko) * | 2008-03-07 | 2010-08-30 | 현대하이스코 주식회사 | 복합조직강판 및 이를 제조하는 방법 |
WO2010036028A2 (ko) * | 2008-09-23 | 2010-04-01 | 포항공과대학교 산학협력단 | 기지로서 마르텐사이트 조직을 가지는 초고강도 용융아연도금 강판 및 그 제조 방법 |
WO2010036028A3 (ko) * | 2008-09-23 | 2010-07-01 | 포항공과대학교 산학협력단 | 기지로서 마르텐사이트 조직을 가지는 초고강도 용융아연도금 강판 및 그 제조 방법 |
US8741078B2 (en) | 2008-09-23 | 2014-06-03 | Postech Academy-Industry Foundation | Method for manufacturing an ultrahigh strength hot dip galvanized steel sheet having martensitic structure as matrix |
KR101109953B1 (ko) * | 2008-09-29 | 2012-02-24 | 현대제철 주식회사 | 연신율과 신장플랜지성이 우수한 고장력 열연강판 및 그 제조방법 |
KR101505252B1 (ko) * | 2012-12-26 | 2015-03-23 | 현대제철 주식회사 | 성형성이 우수한 저항복비 특성을 갖는 자동차 외판재용 냉연강판 및 그 제조 방법 |
WO2017065371A1 (ko) * | 2015-10-16 | 2017-04-20 | 삼화스틸(주) | 고강도 강판 및 그 제조방법 |
WO2020130257A1 (ko) | 2018-12-18 | 2020-06-25 | 주식회사 포스코 | 연성 및 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20200075332A (ko) | 2018-12-18 | 2020-06-26 | 주식회사 포스코 | 고강도 고연성 강판 및 그 제조방법 |
KR20200075337A (ko) | 2018-12-18 | 2020-06-26 | 주식회사 포스코 | 연성 및 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20200075359A (ko) | 2018-12-18 | 2020-06-26 | 주식회사 포스코 | 강도 및 연성이 우수한 강판 및 그 제조방법 |
KR20200075957A (ko) | 2018-12-18 | 2020-06-29 | 주식회사 포스코 | 강도와 연성의 밸런스 및 가공성이 우수한 강판 및 그 제조방법 |
KR20200075958A (ko) | 2018-12-18 | 2020-06-29 | 주식회사 포스코 | 가공특성이 우수한 고강도 강판 및 그 제조방법 |
US12037656B2 (en) | 2018-12-18 | 2024-07-16 | Posco Co., Ltd | High strength steel sheet having excellent ductility and workability, and method for manufacturing same |
WO2021125603A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078603A (ko) | 2019-12-18 | 2021-06-29 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125597A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125595A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125589A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125596A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125604A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125594A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078006A (ko) | 2019-12-18 | 2021-06-28 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078608A (ko) | 2019-12-18 | 2021-06-29 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078607A (ko) | 2019-12-18 | 2021-06-29 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078609A (ko) | 2019-12-18 | 2021-06-29 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078610A (ko) | 2019-12-18 | 2021-06-29 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125605A1 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078605A (ko) | 2019-12-18 | 2021-06-29 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078606A (ko) | 2019-12-18 | 2021-06-29 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20210078604A (ko) | 2019-12-18 | 2021-06-29 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2021125602A2 (ko) | 2019-12-18 | 2021-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2022131625A1 (ko) | 2020-12-17 | 2022-06-23 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2022131626A1 (ko) | 2020-12-17 | 2022-06-23 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2022131624A1 (ko) | 2020-12-17 | 2022-06-23 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20220087178A (ko) | 2020-12-17 | 2022-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20220087156A (ko) | 2020-12-17 | 2022-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20220087124A (ko) | 2020-12-17 | 2022-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20220087086A (ko) | 2020-12-17 | 2022-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20220087100A (ko) | 2020-12-17 | 2022-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
KR20220087170A (ko) | 2020-12-17 | 2022-06-24 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
WO2022131628A1 (ko) | 2020-12-17 | 2022-06-23 | 주식회사 포스코 | 가공성이 우수한 고강도 강판 및 그 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
WO2005087965A1 (ja) | 2005-09-22 |
CA2559587C (en) | 2010-11-09 |
JP4510488B2 (ja) | 2010-07-21 |
CA2559587A1 (en) | 2005-09-22 |
CN100557056C (zh) | 2009-11-04 |
US20070190353A1 (en) | 2007-08-16 |
EP1724371B1 (en) | 2018-02-07 |
KR100831449B1 (ko) | 2008-05-21 |
PL1724371T3 (pl) | 2018-08-31 |
TWI305234B (en) | 2009-01-11 |
JP2005256089A (ja) | 2005-09-22 |
EP1724371A4 (en) | 2007-12-26 |
CN1930316A (zh) | 2007-03-14 |
TW200600592A (en) | 2006-01-01 |
EP1724371A1 (en) | 2006-11-22 |
ES2663866T3 (es) | 2018-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100831449B1 (ko) | 성형성 및 구멍 확장성이 우수한 용융 아연 도금 복합고강도 강판 및 그 제조 방법 | |
KR101218448B1 (ko) | 가공성이 우수한 고강도 용융 아연 도금 강판 및 그 제조 방법 | |
JP5732907B2 (ja) | 熱間三次元曲げ加工用鋼材と熱間三次元曲げ鋼材及びその製造方法 | |
JP4737319B2 (ja) | 加工性および耐疲労特性に優れた高強度合金化溶融亜鉛めっき鋼板およびその製造方法 | |
US20110168300A1 (en) | Manufacturing method for very high-strength cold-rolled dual-phase steel sheets and sheets so produced | |
JP5092507B2 (ja) | 高張力合金化溶融亜鉛めっき鋼板とその製造方法 | |
CN111386358A (zh) | 高强度镀锌钢板及其制造方法 | |
US11236406B2 (en) | Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same | |
KR20060103480A (ko) | 도금 밀착성 및 구멍 확장성이 우수한 용융 아연 도금고강도 강판과 그 제조 방법 | |
CN111433380A (zh) | 高强度镀锌钢板及其制造方法 | |
KR101996119B1 (ko) | 열연 강판 및 그 제조 방법 | |
JP4473588B2 (ja) | めっき密着性および穴拡げ性に優れた溶融亜鉛めっき高強度鋼板の製造方法 | |
JP2010001531A (ja) | 低降伏比型合金化溶融亜鉛メッキ高強度鋼板の製造方法 | |
JP2006283071A (ja) | 加工性の良好な合金化溶融亜鉛メッキ高強度鋼板の製造方法 | |
JP5256689B2 (ja) | 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 | |
JP4888200B2 (ja) | 高張力溶融亜鉛めっき鋼板と製造方法 | |
JP4320913B2 (ja) | 成形性に優れた高張力溶融亜鉛系めっき鋼板およびその製造方法 | |
JP3912181B2 (ja) | 深絞り性と伸びフランジ性に優れた複合組織型高張力溶融亜鉛めっき冷延鋼板およびその製造方法 | |
JP3464611B2 (ja) | 成形性と耐食性に優れた高強度溶融亜鉛メッキ熱延鋼板及びその製造方法 | |
KR20170140358A (ko) | 고강도 강판 및 그의 제조 방법 | |
JP3925064B2 (ja) | プレス成形性と歪時効硬化特性に優れた溶融亜鉛めっき鋼板およびその製造方法 | |
JP2802513B2 (ja) | プレス成形性に優れ、成形後の熱処理による著しい硬化性と高耐食性を有する鋼板の製造方法及びその鋼板を用いた鋼構造部材の製造方法 | |
JP2005206919A (ja) | 延性と伸びフランジ性に優れた複合組織型高張力溶融亜鉛めっき熱延鋼板及びその製造方法 | |
CN114945690B (zh) | 钢板及其制造方法 | |
JP5682356B2 (ja) | 溶融亜鉛めっき鋼板およびその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130502 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20140418 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20150416 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20160418 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20170421 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20180502 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20190429 Year of fee payment: 12 |