CN1846009A - 热轧钢板及其生产方法 - Google Patents
热轧钢板及其生产方法 Download PDFInfo
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- CN1846009A CN1846009A CNA200480025075XA CN200480025075A CN1846009A CN 1846009 A CN1846009 A CN 1846009A CN A200480025075X A CNA200480025075X A CN A200480025075XA CN 200480025075 A CN200480025075 A CN 200480025075A CN 1846009 A CN1846009 A CN 1846009A
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- rolled steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 149
- 239000010959 steel Substances 0.000 title claims abstract description 149
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims abstract description 75
- 238000001816 cooling Methods 0.000 claims abstract description 50
- 230000009466 transformation Effects 0.000 claims abstract description 35
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 21
- 238000005246 galvanizing Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 abstract description 11
- 229910052748 manganese Inorganic materials 0.000 abstract description 10
- 229910052710 silicon Inorganic materials 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 abstract description 2
- 238000004804 winding Methods 0.000 abstract 1
- 229910001568 polygonal ferrite Inorganic materials 0.000 description 33
- 230000000052 comparative effect Effects 0.000 description 21
- 230000000694 effects Effects 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 238000010438 heat treatment Methods 0.000 description 13
- 238000005098 hot rolling Methods 0.000 description 9
- 229910001562 pearlite Inorganic materials 0.000 description 8
- 230000035882 stress Effects 0.000 description 8
- 230000032683 aging Effects 0.000 description 7
- 229910001566 austenite Inorganic materials 0.000 description 7
- 238000001556 precipitation Methods 0.000 description 7
- 229910052761 rare earth metal Inorganic materials 0.000 description 7
- 238000003303 reheating Methods 0.000 description 7
- 229920006395 saturated elastomer Polymers 0.000 description 7
- 229910000859 α-Fe Inorganic materials 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 238000011160 research Methods 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229910052750 molybdenum Inorganic materials 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 230000000717 retained effect Effects 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 150000001247 metal acetylides Chemical class 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 239000006104 solid solution Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000005275 alloying Methods 0.000 description 3
- 238000005097 cold rolling Methods 0.000 description 3
- 238000009749 continuous casting Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 238000002788 crimping Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- 229910000794 TRIP steel Inorganic materials 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 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
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 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
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000386 microscopy Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/02—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
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
-
- 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
- C21D2201/00—Treatment for obtaining particular effects
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
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- 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]
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Abstract
Description
C | Si | Mn | P | S | Al | N |
0.068 | 0.061 | 1.22 | 0.009 | 0.003 | 0.015 | 0.0029 |
扁钢坯号 | 化学组成(重量%) | |||||||
C | Si | Mn | P | S | Al | N | 其它 | |
A | 0.085 | 0.01 | 1.17 | 0.009 | 0.001 | 0.016 | 0.0017 | |
B | 0.070 | 1.02 | 0.36 | 0.008 | 0.001 | 0.035 | 0.0041 | |
C | 0.070 | 0.03 | 1.26 | 0.012 | 0.001 | 0.015 | 0.0084 | |
D | 0.048 | 0.22 | 0.72 | 0.010 | 0.001 | 0.033 | 0.0038 | Cu:0.29%,Ni:0.12% |
E | 0.074 | 0.07 | 1.01 | 0.011 | 0.001 | 0.028 | 0.0027 | B:0.004%,Cr:0.08% |
F | 0.051 | 0.04 | 0.98 | 0.009 | 0.001 | 0.031 | 0.0029 | Mo:0.11% |
G | 0.072 | 0.05 | 1.08 | 0.009 | 0.001 | 0.016 | 0.0030 | V:0.08% |
H | 0.066 | 0.05 | 1.23 | 0.008 | 0.001 | 0.024 | 0.0028 | REM:0.0009% |
I | 0.063 | 0.04 | 1.31 | 0.010 | 0.001 | 0.026 | 0.0024 | Ca:0.0014% |
J | 0.064 | 0.89 | 1.26 | 0.010 | 0.001 | 0.034 | 0.0038 | |
X | 0.210 | 1.51 | 1.49 | 0.010 | 0.001 | 0.033 | 0.0036 |
序号 | 生产条件 | |||||||||
扁钢坯号 | 加热粗轧棒钢 | FTO(℃) | FT(℃) | Ar3(℃) | Ar3+50(℃) | 开始冷却前的时间 | 从Ar3至500℃的冷却速率 | CT(℃) | 标注 | |
实施例1 | A | 是 | 1100 | 860 | 791 | 841 | 1.0 | 200 | 450 | |
实施例2 | A | 是 | 960 | 860 | 791 | 841 | 1.0 | 200 | 450 | |
实施例3 | A | 是 | 1100 | 860 | 791 | 841 | 0.7 | 200 | 450 | |
实施例4 | C | 是 | 1100 | 860 | 788 | 838 | 0.8 | 200 | 450 | |
实施例5 | D | 是 | 1100 | 900 | 816 | 866 | 1.0 | 150 | 400 | *1 |
实施例6 | E | 是 | 1100 | 870 | 723 | 773 | 1.0 | 150 | 400 | |
实施例7 | F | 是 | 1100 | 870 | 809 | 859 | 1.0 | 150 | 400 | |
实施例8 | G | 是 | 1100 | 870 | 803 | 853 | 1.0 | 150 | 400 | |
实施例9 | H | 否 | 1100 | 870 | 793 | 843 | 1.0 | 100 | 400 | |
实施例10 | I | 否 | 1100 | 870 | 788 | 838 | 1.0 | 100 | 400 | *2 |
对比例1 | A | 是 | 1100 | 810 | 791 | 841 | 1.0 | 200 | 450 | |
对比例2 | A | 是 | 1100 | 860 | 791 | 841 | 0.4 | 80 | 450 | |
对比例3 | A | 是 | 1100 | 860 | 791 | 841 | 1.0 | 40 | 450 | |
对比例4 | A | 是 | 1100 | 860 | 791 | 841 | 1.0 | 200 | 600 | |
对比例5 | B | 是 | 1100 | 890 | 886 | 936 | 1.0 | 70 | <150 | |
对比例6 | J | 否 | 1100 | 860 | 813 | 863 | 1.0 | 70 | <150 | |
对比例7 | X | 否 | 1100 | 875 | 791 | 841 | 1.0 | 70 | 400 |
微结构 | 机械性能 | 烘烤硬化性 | ||||||
序号 | 微结构 | 平均晶粒尺寸(μm) | 均一性(ΔHv) | YP(MPa) | TS(MPa) | EI(%) | (%) | 2%BH(MPa) |
实施例1 | Zw+5%PF | 11 | 7 | 297 | 391 | 36 | 146 | 70 |
实施例2 | Zw+18%PF | 9 | 13 | 283 | 384 | 37 | 122 | 51 |
实施例3 | Zw+10%PF | 10 | 11 | 295 | 390 | 36 | 133 | 68 |
实施例4 | Zw | 11 | 8 | 362 | 410 | 34 | 113 | 71 |
实施例5 | Zw | 13 | 7 | 303 | 381 | 37 | 143 | 64 |
实施例6 | Zw | 11 | 9 | 331 | 431 | 33 | 135 | 78 |
实施例7 | Zw | 12 | 10 | 310 | 400 | 36 | 145 | 66 |
实施例8 | Zw | 11 | 9 | 346 | 444 | 33 | 134 | 74 |
实施例9 | Zw+15%PF | 9 | 14 | 325 | 418 | 34 | 95 | 58 |
实施例10 | Zw+10%PF | 10 | 12 | 355 | 434 | 34 | 110 | 60 |
对比例1 | 25%PF+Zw | 7 | 25 | 299 | 396 | 37 | 69 | 45 |
对比例2 | 35%PF+Zw | 6 | 20 | 318 | 404 | 35 | 62 | 45 |
对比例3 | PF+P | 9 | 28 | 284 | 385 | 38 | 65 | 40 |
对比例4 | PF+P | 12 | 25 | 280 | 382 | 38 | 62 | 11 |
对比例5 | PF+M+P | 7 | 38 | 410 | 570 | 24 | 51 | 12 |
对比例6 | PF+M+P | 7 | 45 | 356 | 614 | 32 | 48 | 45 |
对比例7 | 50%PF+Zw+13%λr | 6 | 34 | 566 | 794 | 33 | 51 | 46 |
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP314590/2003 | 2003-09-05 | ||
JP2003314590A JP4580157B2 (ja) | 2003-09-05 | 2003-09-05 | Bh性と伸びフランジ性を兼ね備えた熱延鋼板およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1846009A true CN1846009A (zh) | 2006-10-11 |
CN100381597C CN100381597C (zh) | 2008-04-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB200480025075XA Expired - Fee Related CN100381597C (zh) | 2003-09-05 | 2004-09-02 | 热轧钢板及其生产方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7662243B2 (zh) |
EP (1) | EP1669470B1 (zh) |
JP (1) | JP4580157B2 (zh) |
KR (2) | KR101005706B1 (zh) |
CN (1) | CN100381597C (zh) |
CA (1) | CA2537560C (zh) |
TW (1) | TWI251027B (zh) |
WO (1) | WO2005024082A1 (zh) |
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JP3900619B2 (ja) | 1996-10-31 | 2007-04-04 | Jfeスチール株式会社 | 焼付硬化性および耐室温時効性に優れた熱延鋼板およびめっき鋼板ならびに熱延鋼板の製造方法 |
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EP1227167B1 (en) | 2000-01-24 | 2006-01-18 | JFE Steel Corporation | Hot dip zinc plated steel sheet and method for producing the same |
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JP4556348B2 (ja) * | 2000-08-16 | 2010-10-06 | Jfeスチール株式会社 | 歪時効硬化特性に優れた超高強度熱延鋼板およびその製造方法 |
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JP4661002B2 (ja) * | 2001-08-07 | 2011-03-30 | Jfeスチール株式会社 | 焼付硬化性および延性に優れた高張力熱延鋼板およびその製造方法 |
JP4747473B2 (ja) * | 2001-09-18 | 2011-08-17 | Jfeスチール株式会社 | 伸びフランジ加工性に優れた熱延鋼板および溶融亜鉛めっき鋼板とそれらの製造方法 |
JP2003113443A (ja) * | 2001-10-04 | 2003-04-18 | Nkk Corp | 表面粗さの方向性の少ない高加工性高強度熱延鋼板 |
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2003
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2004
- 2004-09-02 WO PCT/JP2004/013088 patent/WO2005024082A1/ja active Application Filing
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106574347A (zh) * | 2014-07-08 | 2017-04-19 | 巴西冶金采矿公司 | 用于制备较厚规格的铌微合金化钢产品的方法 |
CN104988389A (zh) * | 2015-07-30 | 2015-10-21 | 武汉钢铁(集团)公司 | 一种抗拉强度340MPa级的汽车用合金化热镀锌钢及生产方法 |
CN105714199A (zh) * | 2016-05-04 | 2016-06-29 | 芜湖市爱德运输机械有限公司 | 一种斗式提升机 |
CN113755757A (zh) * | 2021-09-02 | 2021-12-07 | 本钢板材股份有限公司 | 一种易酸洗的高加工硬化指数热轧钢板及其生产方法 |
Also Published As
Publication number | Publication date |
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TW200514854A (en) | 2005-05-01 |
KR20060069480A (ko) | 2006-06-21 |
CA2537560A1 (en) | 2005-03-17 |
KR101005706B1 (ko) | 2011-01-05 |
US7662243B2 (en) | 2010-02-16 |
CN100381597C (zh) | 2008-04-16 |
JP4580157B2 (ja) | 2010-11-10 |
WO2005024082A1 (ja) | 2005-03-17 |
EP1669470B1 (en) | 2013-07-24 |
CA2537560C (en) | 2011-05-24 |
US20060266445A1 (en) | 2006-11-30 |
KR20090016518A (ko) | 2009-02-13 |
TWI251027B (en) | 2006-03-11 |
JP2005082841A (ja) | 2005-03-31 |
EP1669470A4 (en) | 2007-03-07 |
EP1669470A1 (en) | 2006-06-14 |
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