KR100907115B1 - 고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 - Google Patents
고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 Download PDFInfo
- Publication number
- KR100907115B1 KR100907115B1 KR1020077001720A KR20077001720A KR100907115B1 KR 100907115 B1 KR100907115 B1 KR 100907115B1 KR 1020077001720 A KR1020077001720 A KR 1020077001720A KR 20077001720 A KR20077001720 A KR 20077001720A KR 100907115 B1 KR100907115 B1 KR 100907115B1
- Authority
- KR
- South Korea
- Prior art keywords
- less
- modulus
- steel sheet
- young
- rolling
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 267
- 239000010959 steel Substances 0.000 title claims abstract description 267
- 238000004519 manufacturing process Methods 0.000 title claims description 67
- 229910001335 Galvanized steel Inorganic materials 0.000 title abstract description 42
- 239000008397 galvanized steel Substances 0.000 title abstract description 42
- 239000011701 zinc Substances 0.000 title description 20
- 229910052725 zinc Inorganic materials 0.000 title description 18
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title description 14
- 238000005096 rolling process Methods 0.000 claims abstract description 140
- 229910052796 boron Inorganic materials 0.000 claims abstract description 38
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 32
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 27
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 23
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 21
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 21
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 20
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 18
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 18
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 18
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 238000005098 hot rolling Methods 0.000 claims description 85
- 238000000034 method Methods 0.000 claims description 47
- 238000010438 heat treatment Methods 0.000 claims description 41
- 230000009467 reduction Effects 0.000 claims description 30
- 230000005012 migration Effects 0.000 claims description 29
- 238000013508 migration Methods 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 22
- 230000009466 transformation Effects 0.000 claims description 21
- 229910052757 nitrogen Inorganic materials 0.000 claims description 10
- 239000010410 layer Substances 0.000 description 55
- 230000000694 effects Effects 0.000 description 38
- 239000002344 surface layer Substances 0.000 description 35
- 238000000137 annealing Methods 0.000 description 29
- 238000000576 coating method Methods 0.000 description 28
- 239000000126 substance Substances 0.000 description 24
- 239000011248 coating agent Substances 0.000 description 22
- 238000005097 cold rolling Methods 0.000 description 22
- 238000007710 freezing Methods 0.000 description 22
- 230000008014 freezing Effects 0.000 description 22
- 230000006872 improvement Effects 0.000 description 20
- 230000001965 increasing effect Effects 0.000 description 19
- 238000005275 alloying Methods 0.000 description 17
- 238000007747 plating Methods 0.000 description 17
- 238000005246 galvanizing Methods 0.000 description 15
- 238000005259 measurement Methods 0.000 description 14
- 239000006104 solid solution Substances 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 12
- 238000012545 processing Methods 0.000 description 10
- 239000010960 cold rolled steel Substances 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000005498 polishing Methods 0.000 description 8
- 239000002987 primer (paints) Substances 0.000 description 8
- 239000013078 crystal Substances 0.000 description 7
- 229910001563 bainite Inorganic materials 0.000 description 6
- 238000005452 bending Methods 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 229910000734 martensite Inorganic materials 0.000 description 6
- 229910052759 nickel Inorganic materials 0.000 description 6
- 229910052761 rare earth metal Inorganic materials 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 229920006395 saturated elastomer Polymers 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 238000009864 tensile test Methods 0.000 description 5
- 229910052718 tin Inorganic materials 0.000 description 5
- 229910052721 tungsten Inorganic materials 0.000 description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 238000002171 field ion microscopy Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 150000004767 nitrides Chemical class 0.000 description 4
- 230000008520 organization Effects 0.000 description 4
- 238000005554 pickling Methods 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 4
- 238000009774 resonance method Methods 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 238000004381 surface treatment Methods 0.000 description 4
- 229910052720 vanadium Inorganic materials 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 229910052726 zirconium Inorganic materials 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 230000001771 impaired effect Effects 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910001566 austenite Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000008119 colloidal silica Substances 0.000 description 2
- 238000009749 continuous casting Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- -1 martensite Chemical class 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 150000003568 thioethers Chemical class 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Images
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
- 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
- C23C2/261—After-treatment in a gas atmosphere, e.g. inert or reducing atmosphere
-
- 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
- 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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
-
- 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
- C22C38/04—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
- 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
- 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
-
- 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
-
- 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.]
- Y10T428/1266—O, S, or organic compound in metal component
-
- 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)
- Crystallography & Structural Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Coating With Molten Metal (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
Description
Claims (46)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 질량 %로, C : 0.0005 내지 0.30 %, Si : 2.5 % 이하, Mn : 3.01 내지 5.0 %, P : 0.15 % 이하, S : 0.015 % 이하, Mo : 0.15 내지 1.5 %, B : 0.0006 내지 0.01 %, Al : 0.15 % 이하를 함유하고, 잔량부가 Fe 및 불가피적 불순물로 이루어지고,판 두께의 1/8층에 있어서의 {110}<223>과 {110}<111> 중 어느 한쪽 또는 양쪽의 극밀도가 10 이상 33 이하이고,압연 방향의 영율이 230 ㎬ 초과 255 ㎬ 이하인 것을 특징으로 하는 고영율 강판을 갖고, 상기 고영율 강판이 임의의 방향으로 권취되어 있는 것을 특징으로 하는 고영율 강관.
- 질량 %로, C : 0.0005 내지 0.30 %, Si : 2.5 % 이하, Mn : 3.01 내지 5.0 %, P : 0.15 % 이하, S : 0.015 % 이하, Mo : 0.15 내지 1.5 %, B : 0.0006 내지 0.01 %, Al : 0.15 % 이하를 함유하고, 잔량부가 Fe 및 불가피적 불순물로 이루어지고,판 두께의 1/8층에 있어서의 {110}<223>과 {110}<111> 중 어느 한쪽 또는 양쪽의 극밀도가 10 이상 33 이하이고,압연 방향의 영율이 230 ㎬ 초과 255 ㎬ 이하인 것을 특징으로 하는 고영율 강판의 제조 방법이며,질량 %로, C : 0.0005 내지 0.30 %, Si : 2.5 % 이하, Mn : 3.01 내지 5.0 %, P : 0.15 % 이하, S : 0.015 % 이하, Mo : 0.15 내지 1.5 %, B : 0.0006 내지 0.01 %, Al : 0.15 % 이하를 함유하고, 잔량부가 Fe 및 불가피적 불순물로 이루어지는 슬래브를 열연 가열 온도를 950 ℃ 이상으로 하고, 800 ℃ 이하에서의 각 패스마다의 압하율의 합계가 50 % 이상, 이 때의 마찰 계수를 0.2 초과, 열연 마무리 온도를 Ar3 변태점 이상, 750 ℃ 이하로 하여 열연하고, 400 내지 600 ℃에서 권취하는 것을 특징으로 하는 고영율 강판의 제조 방법.
- 제11항에 있어서, 상기 열간 압연의 공정에서는 이주속율(異周速率)이 1 % 이상 50 % 미만인 이주속 압연을 적어도 1 패스 이상 8 패스 이하 실시하는 것을 특징으로 하는 고영율 강판의 제조 방법.
- 제11항에 있어서, 상기 열간 압연의 공정에서는 롤 직경이 700 ㎜ 이하인 압연 롤을 적어도 1개 이상 사용하는 것을 특징으로 하는 고영율 강판의 제조 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제11항에 기재된 고영율 강판의 제조 방법에 의해 고영율 강판을 제조하는 공정과, 상기 고영율 강판을 임의의 방향으로 권취하여 강관으로 하는 것을 특징으로 하는 고영율 강관의 제조 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 질량 %로, C : 0.0005 내지 0.30 %, Si : 2.5 % 이하, Mn : 0.1 내지 5.0 %, P : 0.15 % 이하, S : 0.015 % 이하, Al : 0.15 % 이하, N : 0.01 % 이하, Mo : 0.005 내지 1.5 %, Nb : 0.005 내지 0.20 %, Ti : 48/14 × N(질량 %) 이상 0.2 % 이하, B : 0.0001 내지 0.01 % 함유하고,잔량부가 Fe 및 불가피적 불순물로 이루어지고,판 두께의 1/8층에 있어서의 {110}<223>과 {110}<111> 중 어느 한쪽 또는 양쪽의 극밀도가 10 이상 22 이하이고,압연 방향의 영율이 230 ㎬ 초과 256 ㎬ 이하인 것을 특징으로 하는 고영율 강판을 갖고, 상기 고영율 강판이 임의의 방향으로 권취되어 있는 것을 특징으로 하는 고영율 강관.
- 질량 %로, C : 0.0005 내지 0.30 %, Si : 2.5 % 이하, Mn : 0.1 내지 5.0 %, P : 0.15 % 이하, S : 0.015 % 이하, Al : 0.15 % 이하, N : 0.01 % 이하, Mo : 0.005 내지 1.5 %, Nb : 0.005 내지 0.20 %, Ti : 48/14 × N(질량 %) 이상 0.2 % 이하, B : 0.0001 내지 0.01 % 함유하고,잔량부가 Fe 및 불가피적 불순물로 이루어지고,판 두께의 1/8층에 있어서의 {110}<223>과 {110}<111> 중 어느 한쪽 또는 양쪽의 극밀도가 10 이상 22 이하이고,압연 방향의 영율이 230 ㎬ 초과 256 ㎬ 이하인 것을 특징으로 하는 고영율 강판의 제조 방법이며,질량 %로, C : 0.0005 내지 0.30 %, Si : 2.5 % 이하, Mn : 0.1 내지 5.0 %, P : 0.15 % 이하, S : 0.015 % 이하, Al : 0.15 % 이하, N : 0.01 % 이하, Mo : 0.005 내지 1.5 %, Nb : 0.005 내지 0.20 %, Ti : 48/14 × N(질량 %) 이상 0.2 % 이하, B : 0.0001 내지 0.01 % 함유하고, 잔량부가 Fe 및 불가피적 불순물로 이루어지는 슬래브를 1000 ℃ 이상의 온도로 가열하고 열간 압연을 실시하여 열연 강판으로 하는 공정을 갖고,상기 열간 압연의 공정은 압연 롤과 강판의 마찰계수가 0.2 초과, 하기 식1로 계산되는 유효 변형량(ε*)이 0.4 이상, 또한 압하율의 합계가 50 % 이상이 되도록 압연을 행하고,상기 열간 압연의 공정에서는, 이주속율이 1 % 이상 50 % 미만인 이주속 압연을 적어도 1 패스 이상 8 패스 이하 실시하고,Ar3 변태점 이상 900 ℃ 이하의 온도에서 열간 압연을 종료하는 조건으로 행해지는 것을 특징으로 하는 고영율 강판의 제조 방법.[식1]여기서, n은 마무리 열연의 압연 스탠드 수, εj는 j번째의 스탠드에서 더해진 변형, εn은 n번째의 스탠드에서 더해진 변형, ti는 i 내지 i + 1번째의 스탠드간의 주행 시간(초), τi는 기체상수(R)(=1.987)와 i번째의 스탠드의 압연 온도(Ti)(K)에 의해 하기 식2로 계산할 수 있다.[식2]τi = 8.46 × 10-9 × exp{43800/R/Ti}
- 삭제
- 제36항에 있어서, 상기 열간 압연의 공정에서는 롤 직경이 700 ㎜ 이하인 압연 롤을 적어도 1개 이상 사용하는 것을 특징으로 하는 고영율 강판의 제조 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제36항에 기재된 고영율 강판의 제조 방법에 의해 고영율 강판을 제조하는 공정과, 상기 고영율 강판을 임의의 방향으로 권취하여 강관으로 하는 것을 특징으로 하는 고영율 강관의 제조 방법.
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004218132A JP4445339B2 (ja) | 2004-01-08 | 2004-07-27 | 高ヤング率鋼板およびその製造方法 |
JPJP-P-2004-00218132 | 2004-07-27 | ||
JP2004330578 | 2004-11-15 | ||
JPJP-P-2004-00330578 | 2004-11-15 | ||
JPJP-P-2005-00019942 | 2005-01-27 | ||
JP2005019942 | 2005-01-27 | ||
JPJP-P-2005-00207043 | 2005-07-15 | ||
JP2005207043 | 2005-07-15 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020097004621A Division KR100960167B1 (ko) | 2004-07-27 | 2005-07-27 | 고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화 용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070040798A KR20070040798A (ko) | 2007-04-17 |
KR100907115B1 true KR100907115B1 (ko) | 2009-07-09 |
Family
ID=35786253
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020097004621A KR100960167B1 (ko) | 2004-07-27 | 2005-07-27 | 고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화 용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 |
KR1020077001720A KR100907115B1 (ko) | 2004-07-27 | 2005-07-27 | 고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020097004621A KR100960167B1 (ko) | 2004-07-27 | 2005-07-27 | 고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화 용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 |
Country Status (6)
Country | Link |
---|---|
US (2) | US8057913B2 (ko) |
EP (2) | EP1806421B1 (ko) |
KR (2) | KR100960167B1 (ko) |
CA (1) | CA2575241C (ko) |
ES (1) | ES2523760T3 (ko) |
WO (1) | WO2006011503A1 (ko) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100960167B1 (ko) | 2004-07-27 | 2010-05-26 | 신닛뽄세이테쯔 카부시키카이샤 | 고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화 용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 |
KR100742833B1 (ko) | 2005-12-24 | 2007-07-25 | 주식회사 포스코 | 내식성이 우수한 고 망간 용융도금강판 및 그 제조방법 |
JP4740099B2 (ja) * | 2006-03-20 | 2011-08-03 | 新日本製鐵株式会社 | 高強度冷延鋼板及びその製造方法 |
JP4964488B2 (ja) * | 2006-04-20 | 2012-06-27 | 新日本製鐵株式会社 | プレス成形性の良好な高強度高ヤング率鋼板、溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板及び鋼管、並びにそれらの製造方法 |
JP2007291483A (ja) * | 2006-04-27 | 2007-11-08 | Nippon Steel Corp | 圧延方向ヤング率の高い耐火用鋼板及びその製造方法 |
JP4282731B2 (ja) | 2006-08-11 | 2009-06-24 | 新日本製鐵株式会社 | 疲労特性に優れた自動車足回り部品の製造方法 |
JP5228447B2 (ja) | 2006-11-07 | 2013-07-03 | 新日鐵住金株式会社 | 高ヤング率鋼板及びその製造方法 |
JP5037413B2 (ja) * | 2007-04-19 | 2012-09-26 | 新日本製鐵株式会社 | 低降伏比高ヤング率鋼板、溶融亜鉛メッキ鋼板、合金化溶融亜鉛メッキ鋼板、及び、鋼管、並びに、それらの製造方法 |
JP5037415B2 (ja) * | 2007-06-12 | 2012-09-26 | 新日本製鐵株式会社 | 穴広げ性に優れた高ヤング率鋼板及びその製造方法 |
JP5053157B2 (ja) * | 2007-07-04 | 2012-10-17 | 新日本製鐵株式会社 | プレス成形性の良好な高強度高ヤング率鋼板、溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板及び鋼管、並びに、それらの製造方法 |
EP2255899B1 (en) * | 2008-03-07 | 2014-12-10 | NGK Insulators, Ltd. | Continuous repetitive rolling method for metal strip |
US8405955B2 (en) | 2010-03-16 | 2013-03-26 | Corning Incorporated | High performance electrodes for EDLCS |
CN103459645B (zh) | 2011-04-13 | 2015-11-25 | 新日铁住金株式会社 | 局部变形能力优异的高强度热轧钢板及其制造方法 |
EP2698444B1 (en) | 2011-04-13 | 2017-05-31 | Nippon Steel & Sumitomo Metal Corporation | Hot-rolled steel sheet and manufacturing method thereof |
JP5397569B2 (ja) | 2011-04-21 | 2014-01-22 | 新日鐵住金株式会社 | 均一伸びと穴拡げ性に優れた高強度冷延鋼板及びその製造方法 |
US9631265B2 (en) | 2011-05-25 | 2017-04-25 | Nippon Steel | Hot-rolled steel sheet and method for producing same |
EP2762582B1 (en) * | 2011-09-30 | 2019-03-06 | Nippon Steel & Sumitomo Metal Corporation | High-strength galvannealed steel sheet of high bake hardenability, high-strength alloyed galvannealed steel sheet, and method for manufacturing same |
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 |
EP2803745B1 (en) * | 2012-01-13 | 2017-08-02 | Nippon Steel & Sumitomo Metal Corporation | Hot-rolled steel sheet and manufacturing method for same |
JP5982905B2 (ja) * | 2012-03-19 | 2016-08-31 | Jfeスチール株式会社 | 高強度溶融亜鉛めっき鋼板の製造方法 |
TWI488979B (zh) * | 2012-07-31 | 2015-06-21 | Nippon Steel & Sumitomo Metal Corp | Cold-rolled steel sheet, zinc-based galvanized cold-rolled steel sheet, molten galvanized cold-rolled steel sheet, alloyed hot-dip galvanized cold-rolled steel sheet, and the like |
MX2015011463A (es) | 2013-03-04 | 2016-02-03 | Jfe Steel Corp | Lamina de acero de alta resistencia y metodo para la produccion de la misma y lamina de acero galvanizada de alta resistencia y metodo para la produccion de la misma. |
JP5884196B2 (ja) | 2014-02-18 | 2016-03-15 | Jfeスチール株式会社 | 高強度溶融亜鉛めっき鋼板の製造方法 |
US20180171424A1 (en) * | 2015-06-03 | 2018-06-21 | Salzgitter Flachstahl Gmbh | Deformation-hardened component made of galvanized steel, production method therefor and method for producing a steel strip suitable for the deformation-hardening of components |
DE102015112889A1 (de) * | 2015-08-05 | 2017-02-09 | Salzgitter Flachstahl Gmbh | Hochfester manganhaltiger Stahl, Verwendung des Stahls für flexibel gewalzte Stahlflachprodukte und Herstellverfahren nebst Stahlflachprodukt hierzu |
RU2620233C1 (ru) * | 2015-12-21 | 2017-05-23 | федеральное государственное бюджетное образовательное учреждение высшего образования "Алтайский государственный технический университет им. И.И. Ползунова" (АлтГТУ) | Инструментальная сталь с интерметаллидным упрочнением |
EP3502291B1 (en) | 2016-08-16 | 2023-10-18 | Nippon Steel Corporation | Hot press-formed part |
DK3535431T3 (da) | 2016-11-02 | 2021-08-16 | Salzgitter Flachstahl Gmbh | Stålprodukt med middel manganindhold til lavtemperaturanvendelse og fremgangsmåde til dets fremstilling |
US20180251871A1 (en) * | 2017-03-01 | 2018-09-06 | Ak Steel Properties, Inc. | Hot-rolled steel with very high strength and method for production |
JP7047350B2 (ja) * | 2017-11-29 | 2022-04-05 | 日本製鉄株式会社 | 熱延鋼板 |
KR102043529B1 (ko) * | 2017-12-28 | 2019-11-11 | 현대제철 주식회사 | 코일 폭 제어 방법 및 장치 |
WO2019174730A1 (de) | 2018-03-15 | 2019-09-19 | Thyssenkrupp Steel Europe Ag | Unterfahrschutz für ein batteriegehäuse |
CN112226596B (zh) * | 2020-09-15 | 2022-04-05 | 舞阳钢铁有限责任公司 | 一种减少钢锭成材Cr-Mo钢板板型缺陷的方法 |
KR20220038915A (ko) | 2020-09-21 | 2022-03-29 | 주식회사 니프코코리아 | 자동차용 트레이 |
CN118056028A (zh) * | 2021-10-14 | 2024-05-17 | 日本制铁株式会社 | 热轧钢板 |
CN117443945B (zh) * | 2023-12-26 | 2024-03-19 | 阳泉市广凯机械制造有限公司 | 一种热轧薄铸造钢带的制造方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002363695A (ja) * | 2001-06-08 | 2002-12-18 | Nippon Steel Corp | 形状凍結性に優れた低降伏比型高強度鋼板とその製造方法 |
JP2003055739A (ja) * | 2001-06-05 | 2003-02-26 | Nippon Steel Corp | 形状凍結性に優れたフェライト系薄鋼板 |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5983721A (ja) | 1982-11-02 | 1984-05-15 | Nippon Steel Corp | 高剛性熱延鋼板の製造法 |
JPS6415319A (en) | 1987-07-08 | 1989-01-19 | Kawasaki Steel Co | Production of high tensile steel plate having excellent brittle fracture generation resistance characteristic |
JPH04136120A (ja) | 1990-09-26 | 1992-05-11 | Nippon Steel Corp | 高ヤング率構造用鋼板の製造方法 |
JP2583654B2 (ja) | 1990-10-02 | 1997-02-19 | 新日本製鐵株式会社 | 低温靭性に優れた高ヤング率構造用鋼板の製造方法 |
JP2577130B2 (ja) | 1990-10-05 | 1997-01-29 | 新日本製鐵株式会社 | 低降伏比高曲げ剛性構造用鋼板とその製造方法 |
JPH04147917A (ja) | 1990-10-09 | 1992-05-21 | Nippon Steel Corp | ヤング率の高い厚鋼板の製造法 |
JPH0717948B2 (ja) | 1990-10-09 | 1995-03-01 | 新日本製鐵株式会社 | 特定方向のヤング率が高い厚鋼板の製造法 |
JPH04293719A (ja) | 1991-03-22 | 1992-10-19 | Nippon Steel Corp | 低温靱性に優れ、ヤング率の高い高強度構造用鋼板の製造法 |
JPH04314823A (ja) * | 1991-03-27 | 1992-11-06 | Nippon Steel Corp | 塑性変形能に優れた高ヤング率高張力鋼の製造法 |
JPH04301060A (ja) * | 1991-03-28 | 1992-10-23 | Nippon Steel Corp | 耐パウダリング性に優れた焼付硬化性高強度合金化溶融亜鉛めっき鋼板およびその製造方法 |
JPH05263191A (ja) * | 1992-01-24 | 1993-10-12 | Sumitomo Metal Ind Ltd | 板幅方向のヤング率の高い熱延鋼板およびその製造方法 |
JPH05255804A (ja) | 1992-03-11 | 1993-10-05 | Nippon Steel Corp | 成形性および剛性の優れた冷延鋼板およびその製造方法 |
JPH0611503A (ja) | 1992-06-25 | 1994-01-21 | Mitsubishi Materials Corp | 鋳塊内部割れ検査装置 |
JP2910490B2 (ja) * | 1993-03-25 | 1999-06-23 | 株式会社日立製作所 | 鋳造熱間圧延連続設備及び鋳造熱間圧延連続設備の運転方法 |
TW245661B (ko) * | 1993-01-29 | 1995-04-21 | Hitachi Seisakusyo Kk | |
JP3050083B2 (ja) | 1995-04-17 | 2000-06-05 | 住友金属工業株式会社 | 高ヤング率熱延鋼板の製造方法 |
JP3511272B2 (ja) * | 1995-05-18 | 2004-03-29 | 住友金属工業株式会社 | 高ヤング率鋼板の製造方法 |
JP3578234B2 (ja) | 1995-08-16 | 2004-10-20 | 住友金属工業株式会社 | 高ヤング率熱延鋼板の製造方法 |
JP3602263B2 (ja) | 1996-05-24 | 2004-12-15 | 日新製鋼株式会社 | 深絞り性に優れた高強度溶融亜鉛めっき鋼板の製造方法 |
WO2002024968A1 (fr) * | 2000-09-21 | 2002-03-28 | Nippon Steel Corporation | Tole d'acier presentant de bonnes caracteristiques de gel de forme et procede permettant de produire cette tole |
JP3927384B2 (ja) * | 2001-02-23 | 2007-06-06 | 新日本製鐵株式会社 | 切り欠き疲労強度に優れる自動車用薄鋼板およびその製造方法 |
JP3974757B2 (ja) * | 2001-06-18 | 2007-09-12 | 新日本製鐵株式会社 | 厚板鋼鈑の圧延方法 |
KR100627429B1 (ko) * | 2001-10-04 | 2006-09-25 | 신닛뽄세이테쯔 카부시키카이샤 | 드로잉이 가능하고 형상 동결성이 우수한 고강도 박강판과 이를 제조하는 방법 |
JP3924159B2 (ja) | 2001-11-28 | 2007-06-06 | 新日本製鐵株式会社 | 成形加工後の耐遅れ破壊性に優れた高強度薄鋼板及びその製造方法並びに高強度薄鋼板により作成された自動車用強度部品 |
JP2003253385A (ja) | 2002-02-28 | 2003-09-10 | Jfe Steel Kk | 高速変形特性および曲げ特性に優れた冷延鋼板およびその製造方法 |
JP3945367B2 (ja) | 2002-10-18 | 2007-07-18 | 住友金属工業株式会社 | 熱延鋼板及びその製造方法 |
EP2309012B1 (en) * | 2003-09-30 | 2012-09-12 | Nippon Steel Corporation | High yield ratio and high-strength cold rolled thin steel sheet superior in weldability and ductility, high-yield ratio high-strength hot-dip galvanized cold rolled thin steel sheet, high-yield ratio high-strength hot-dip galvannealed cold rolled thin steel sheet, and methods of production of same |
CA2496212C (en) | 2004-02-25 | 2010-01-12 | Jfe Steel Corporation | High strength cold rolled steel sheet and method for manufacturing the same |
JP4843981B2 (ja) | 2004-03-31 | 2011-12-21 | Jfeスチール株式会社 | 高剛性高強度薄鋼板およびその製造方法 |
JP4506439B2 (ja) | 2004-03-31 | 2010-07-21 | Jfeスチール株式会社 | 高剛性高強度薄鋼板およびその製造方法 |
JP4843982B2 (ja) | 2004-03-31 | 2011-12-21 | Jfeスチール株式会社 | 高剛性高強度薄鋼板およびその製造方法 |
KR100960167B1 (ko) | 2004-07-27 | 2010-05-26 | 신닛뽄세이테쯔 카부시키카이샤 | 고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화 용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 |
CN100372962C (zh) | 2005-03-30 | 2008-03-05 | 宝山钢铁股份有限公司 | 屈服强度1100Mpa以上超高强度钢板及其制造方法 |
JP5058508B2 (ja) | 2005-11-01 | 2012-10-24 | 新日本製鐵株式会社 | 低降伏比型高ヤング率鋼板、溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板及び鋼管、並びにそれらの製造方法 |
-
2005
- 2005-07-27 KR KR1020097004621A patent/KR100960167B1/ko active IP Right Grant
- 2005-07-27 ES ES05767035.8T patent/ES2523760T3/es active Active
- 2005-07-27 CA CA2575241A patent/CA2575241C/en not_active Expired - Fee Related
- 2005-07-27 WO PCT/JP2005/013717 patent/WO2006011503A1/ja active Application Filing
- 2005-07-27 KR KR1020077001720A patent/KR100907115B1/ko active IP Right Grant
- 2005-07-27 US US11/572,693 patent/US8057913B2/en not_active Expired - Fee Related
- 2005-07-27 EP EP05767035.8A patent/EP1806421B1/en active Active
- 2005-07-27 EP EP13187394.5A patent/EP2700730A3/en not_active Withdrawn
-
2011
- 2011-09-26 US US13/245,295 patent/US8802241B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003055739A (ja) * | 2001-06-05 | 2003-02-26 | Nippon Steel Corp | 形状凍結性に優れたフェライト系薄鋼板 |
JP2002363695A (ja) * | 2001-06-08 | 2002-12-18 | Nippon Steel Corp | 形状凍結性に優れた低降伏比型高強度鋼板とその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US8057913B2 (en) | 2011-11-15 |
KR100960167B1 (ko) | 2010-05-26 |
US8802241B2 (en) | 2014-08-12 |
EP1806421B1 (en) | 2014-10-08 |
KR20070040798A (ko) | 2007-04-17 |
EP1806421A1 (en) | 2007-07-11 |
KR20090031959A (ko) | 2009-03-30 |
US20120077051A1 (en) | 2012-03-29 |
US20080008901A1 (en) | 2008-01-10 |
WO2006011503A1 (ja) | 2006-02-02 |
CA2575241A1 (en) | 2006-02-02 |
EP2700730A2 (en) | 2014-02-26 |
CA2575241C (en) | 2011-07-12 |
EP2700730A3 (en) | 2017-08-09 |
EP1806421A4 (en) | 2008-02-27 |
ES2523760T3 (es) | 2014-12-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100907115B1 (ko) | 고영율 강판, 이를 이용한 용융 아연 도금 강판, 합금화용융 아연 도금 강판 및 고영율 강관 및 이들의 제조 방법 | |
JP4634915B2 (ja) | 高ヤング率鋼板、それを用いた溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板、高ヤング率鋼管、高ヤング率溶融亜鉛めっき鋼管、及び高ヤング率合金化溶融亜鉛めっき鋼管、並びにそれらの製造方法 | |
JP6384641B1 (ja) | 高強度鋼板およびその製造方法 | |
JP5058508B2 (ja) | 低降伏比型高ヤング率鋼板、溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板及び鋼管、並びにそれらの製造方法 | |
KR101949628B1 (ko) | 고강도 강판 및 그 제조 방법 | |
KR101915917B1 (ko) | 고강도 강판, 고강도 용융 아연 도금 강판, 고강도 용융 알루미늄 도금 강판 및 고강도 전기 아연 도금 강판, 그리고 그것들의 제조 방법 | |
KR101913053B1 (ko) | 고강도 강판, 고강도 용융 아연 도금 강판, 고강도 용융 알루미늄 도금 강판 및 고강도 전기 아연 도금 강판, 그리고 그것들의 제조 방법 | |
JP5228447B2 (ja) | 高ヤング率鋼板及びその製造方法 | |
KR101949627B1 (ko) | 고강도 강판 및 그 제조 방법 | |
JP4964488B2 (ja) | プレス成形性の良好な高強度高ヤング率鋼板、溶融亜鉛めっき鋼板、合金化溶融亜鉛めっき鋼板及び鋼管、並びにそれらの製造方法 | |
WO2017169562A1 (ja) | 薄鋼板およびめっき鋼板、並びに、熱延鋼板の製造方法、冷延フルハード鋼板の製造方法、熱処理板の製造方法、薄鋼板の製造方法およびめっき鋼板の製造方法 | |
KR20190073469A (ko) | 고강도 강판 및 그 제조 방법 | |
WO2013005670A1 (ja) | 溶融めっき冷延鋼板およびその製造方法 | |
KR20160003263A (ko) | 열처리 강재 및 그 제조 방법 | |
JP4445339B2 (ja) | 高ヤング率鋼板およびその製造方法 | |
JP5664482B2 (ja) | 溶融めっき冷延鋼板 | |
JP5533144B2 (ja) | 溶融めっき冷延鋼板およびその製造方法 | |
KR101657931B1 (ko) | 냉간 가공성, 금형 담금질성 및 표면 성상이 우수한 프레스 성형용 용융 아연도금 강판 및 그의 제조 방법 | |
JP5609793B2 (ja) | 溶融めっき冷延鋼板の製造方法 | |
JP5776763B2 (ja) | 溶融めっき冷延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 | ||
AMND | Amendment | ||
E601 | Decision to refuse application | ||
J201 | Request for trial against refusal decision | ||
A107 | Divisional application of patent | ||
AMND | Amendment | ||
B701 | Decision to grant | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130621 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20140626 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20150618 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20160617 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20170616 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20180618 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20190618 Year of fee payment: 11 |