CN102251087B - 热轧钢板及冷轧钢板及它们的制造方法 - Google Patents
热轧钢板及冷轧钢板及它们的制造方法 Download PDFInfo
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- CN102251087B CN102251087B CN2011101769972A CN201110176997A CN102251087B CN 102251087 B CN102251087 B CN 102251087B CN 2011101769972 A CN2011101769972 A CN 2011101769972A CN 201110176997 A CN201110176997 A CN 201110176997A CN 102251087 B CN102251087 B CN 102251087B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 251
- 239000010959 steel Substances 0.000 title claims abstract description 251
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 239000010960 cold rolled steel Substances 0.000 title claims description 36
- 239000013078 crystal Substances 0.000 claims abstract description 203
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 134
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 27
- 229910000975 Carbon steel Inorganic materials 0.000 claims abstract description 14
- 239000010962 carbon steel Substances 0.000 claims abstract description 14
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 11
- 229910000851 Alloy steel Inorganic materials 0.000 claims abstract description 10
- 238000005096 rolling process Methods 0.000 claims description 80
- 238000000034 method Methods 0.000 claims description 79
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- 229910001566 austenite Inorganic materials 0.000 claims description 39
- 238000001816 cooling Methods 0.000 claims description 35
- 238000002844 melting Methods 0.000 claims description 35
- 230000008018 melting Effects 0.000 claims description 35
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- 229910000734 martensite Inorganic materials 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 238000005097 cold rolling Methods 0.000 claims description 19
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
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- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000010451 perlite Substances 0.000 claims description 9
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- 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 4
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- 229910052720 vanadium Inorganic materials 0.000 description 3
- 229910021364 Al-Si alloy Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
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- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
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- 229910052721 tungsten Inorganic materials 0.000 description 1
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- 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
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- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
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- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/012—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of aluminium or an aluminium alloy
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- 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
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- 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
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
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- C21D8/0226—Hot rolling
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- 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
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- 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
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- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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- C22C—ALLOYS
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- 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
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- C21D2201/00—Treatment for obtaining particular effects
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- C21D2211/00—Microstructure comprising significant phases
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- C21D2211/009—Pearlite
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- 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
- C21D8/0405—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 of ferrous alloys
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- 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
- C21D8/0447—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 heat treatment
- C21D8/0463—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 heat treatment following hot rolling
Abstract
Description
钢种 | C | Si | Mn | P | S | Al | N | Ar3 | 2.7+5000/(5+350·C+40·Mn)2 |
1 | 0.15 | 0.01 | 0.75 | 0.010 | 0.002 | 0.035 | 0.003 | 827 | 3.35 |
2 | 0.10 | 0.02 | 1.02 | 0.011 | 0.002 | 0.035 | 0.004 | 834 | 3.47 |
3 | 0.19 | 0.03 | 0.99 | 0.012 | 0.001 | 0.030 | 0.002 | 803 | 3.11 |
4 | 0.07 | 0.05 | 0.75 | 0.012 | 0.003 | 0.034 | 0.003 | 855 | 4.11 |
5 | 0.10 | 0.02 | 1.40 | 0.009 | 0.002 | 0.031 | 0.004 | 819 | 3.24 |
钢种 | C | Si | Mn | P | S | Al | Cr | Mo | Nb | Ti | 2.7+5000/(5+350·C+40·Mn)2 | Ar3(℃) |
AA | 0.05 | 0.03 | 2.49 | 0.011 | 0.003 | 0.034 | - | - | - | - | 3.04 | 775 |
AB | 0.09 | 1.08 | 1.80 | 0.018 | 0.001 | 0.030 | - | - | 0.010 | - | 3.13 | 820 |
AC | 0.06 | 0.80 | 1.58 | 0.015 | 0.002 | 0.032 | 0.48 | - | - | - | 3.33 | 830 |
AD | 0.06 | 0.49 | 1.98 | 0.012 | 0.003 | 0.030 | 0.26 | - | 0.009 | - | 3.15 | 800 |
AE | 0.07 | 0.51 | 1.56 | 0.014 | 0.001 | 0.033 | 0.62 | - | - | 0.013 | 3.29 | 815 |
AF | 0.08 | 0.58 | 2.10 | 0.013 | 0.003 | 0.031 | - | - | - | - | 3.07 | 800 |
AG | 0.05 | 0.53 | 1.56 | 0.016 | 0.002 | 0.036 | - | 0.24 | - | - | 3.39 | 835 |
AY | 0.28 | 0.04 | 2.45 | 0.014 | 0.002 | 0.034 | - | - | - | - | 2.82 | 730 |
AZ | 0.06 | 0.03 | 3.36 | 0.012 | 0.003 | 0.037 | - | - | - | - | 2.89 | 740 |
钢种 | C | Si | Mn | P | S | sol.Al | Cr | 2.7+5000/(5+350·C+40·Mn)2 | Ar3(℃) |
A | 0.06 | 0.50 | 2.00 | 0.009 | 0.001 | 0.03 | 0.2 | 3.14 | 790 |
B | 0.10 | 0.03 | 1.00 | 0.010 | 0.003 | 0.02 | - | 3.48 | 820 |
C | 0.20 | 0.45 | 2.53 | 0.008 | 0.001 | 0.90 | - | 2.86 | 850 |
材料 | YS(MPa) | TS(MPa) | UEL(%) | EL(%) | YR |
本发明800℃ | 422.9 | 493.3 | 20.6 | 31.0 | 0.86 |
本发明750℃ | 412.2 | 472.4 | 22.7 | 33.4 | 0.87 |
市场贩卖钢 | 345 | 440 | 23 | 40.5 | 0.78 |
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CN102242308A (zh) | 2011-11-16 |
CN101238233A (zh) | 2008-08-06 |
CN102242306A (zh) | 2011-11-16 |
US7879164B2 (en) | 2011-02-01 |
US7927433B2 (en) | 2011-04-19 |
CN102242307B (zh) | 2013-03-27 |
US20110162760A1 (en) | 2011-07-07 |
US8257517B2 (en) | 2012-09-04 |
CN102251087A (zh) | 2011-11-23 |
KR20080027948A (ko) | 2008-03-28 |
KR100979854B1 (ko) | 2010-09-02 |
US20100263767A1 (en) | 2010-10-21 |
CN101238233B (zh) | 2012-11-28 |
CN102242307A (zh) | 2011-11-16 |
US20080202639A1 (en) | 2008-08-28 |
US20100209283A1 (en) | 2010-08-19 |
US7731808B2 (en) | 2010-06-08 |
JPWO2007015541A1 (ja) | 2009-02-19 |
WO2007015541A1 (ja) | 2007-02-08 |
CN102242306B (zh) | 2013-03-27 |
CN102242308B (zh) | 2013-03-27 |
JP5029361B2 (ja) | 2012-09-19 |
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