CN1249006A - 高抗拉强度钢及其生产方法 - Google Patents
高抗拉强度钢及其生产方法 Download PDFInfo
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- CN1249006A CN1249006A CN98802878A CN98802878A CN1249006A CN 1249006 A CN1249006 A CN 1249006A CN 98802878 A CN98802878 A CN 98802878A CN 98802878 A CN98802878 A CN 98802878A CN 1249006 A CN1249006 A CN 1249006A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 222
- 239000010959 steel Substances 0.000 title claims abstract description 222
- 238000004519 manufacturing process Methods 0.000 title description 8
- 239000011572 manganese Substances 0.000 claims abstract description 52
- 238000000034 method Methods 0.000 claims abstract description 45
- 229910052796 boron Inorganic materials 0.000 claims abstract description 28
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 26
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 229910001563 bainite Inorganic materials 0.000 claims description 41
- 238000001816 cooling Methods 0.000 claims description 33
- 229910001566 austenite Inorganic materials 0.000 claims description 24
- 229910000734 martensite Inorganic materials 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 19
- 230000009467 reduction Effects 0.000 claims description 17
- 238000005496 tempering Methods 0.000 claims description 15
- 230000001186 cumulative effect Effects 0.000 claims description 14
- 238000005098 hot rolling Methods 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 238000007792 addition Methods 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 32
- 239000010949 copper Substances 0.000 abstract description 26
- 239000000203 mixture Substances 0.000 abstract description 20
- 239000011651 chromium Substances 0.000 abstract description 18
- 239000010955 niobium Substances 0.000 abstract description 18
- 229910052799 carbon Inorganic materials 0.000 abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 15
- 229910052804 chromium Inorganic materials 0.000 abstract description 13
- 239000011575 calcium Substances 0.000 abstract description 12
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052759 nickel Inorganic materials 0.000 abstract description 11
- 229910052758 niobium Inorganic materials 0.000 abstract description 11
- 239000010936 titanium Substances 0.000 abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 10
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052750 molybdenum Inorganic materials 0.000 abstract description 10
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 abstract description 10
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 9
- 239000011733 molybdenum Substances 0.000 abstract description 9
- 229910052710 silicon Inorganic materials 0.000 abstract description 9
- 239000010703 silicon Substances 0.000 abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 abstract description 7
- 229910052802 copper Inorganic materials 0.000 abstract description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052791 calcium Inorganic materials 0.000 abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 6
- 229910052717 sulfur Inorganic materials 0.000 abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 5
- 229910052719 titanium Inorganic materials 0.000 abstract description 5
- 238000012360 testing method Methods 0.000 description 78
- 238000005336 cracking Methods 0.000 description 57
- 230000008569 process Effects 0.000 description 22
- 238000003466 welding Methods 0.000 description 21
- 150000001247 metal acetylides Chemical class 0.000 description 20
- 238000005096 rolling process Methods 0.000 description 18
- 230000001965 increasing effect Effects 0.000 description 15
- 238000009749 continuous casting Methods 0.000 description 14
- 230000007423 decrease Effects 0.000 description 13
- 239000000126 substance Substances 0.000 description 12
- 238000005204 segregation Methods 0.000 description 11
- 238000009863 impact test Methods 0.000 description 10
- 229910052720 vanadium Inorganic materials 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 8
- 229910052739 hydrogen Inorganic materials 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- 238000010276 construction Methods 0.000 description 7
- 230000002829 reductive effect Effects 0.000 description 7
- 238000005275 alloying Methods 0.000 description 6
- 238000009864 tensile test Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 6
- 230000007547 defect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000004881 precipitation hardening Methods 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 4
- CADICXFYUNYKGD-UHFFFAOYSA-N sulfanylidenemanganese Chemical compound [Mn]=S CADICXFYUNYKGD-UHFFFAOYSA-N 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 229910001567 cementite Inorganic materials 0.000 description 3
- 230000000977 initiatory effect Effects 0.000 description 3
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 238000010583 slow cooling Methods 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 238000006356 dehydrogenation reaction Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000001493 electron microscopy Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 239000011573 trace mineral Substances 0.000 description 2
- 235000013619 trace mineral Nutrition 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012821 model calculation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 238000007778 shielded metal arc welding Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
-
- C—CHEMISTRY; METALLURGY
- 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
- C22C38/04—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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
-
- 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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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- 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
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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- 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
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
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- 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
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
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- 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
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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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
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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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
Description
试验编号 | 化学成分(1)(重量%) | Vs | |
C Si Mn Ni Nb Ti Al N | |||
本发明实施例 | 12345 | 0.080 0.31 1.46 0.60 0.03 0.012 0.038 0.00410.081 0.32 1.46 0.59 0.02 0.012 0.057 0.00370.088 0.32 1.45 0.61 0.03 0.012 0.086 0.00390.077 0.09 1.20 0.55 0.05 0.012 0.058 0.00460.082 0.33 1.22 0.61 0.05 0.012 0.090 0.0043 | 0.330.320.350.310.32 |
678910 | 0.070 0.45 1.90 0.65 0.02 0.012 0.041 0.00440.081 0.06 1.52 0.88 0.02 0.012 0.037 0.00420.069 0.31 2.24 1.15 0.02 0.012 0.052 0.00380.071 0.22 1.55 0.88 0.02 0.012 0.048 0.00330.072 0.35 1.45 0.65 0.02 0.012 0.070 0.0042 | 0.410.350.400.330.35 | |
1112 | 0.080 0.44 1.54 0.66 0.02 0.012 0.037 0.00420.081 0.12 1.58 0.85 0.03 0.012 0.070 0.0034 | 0.350.40 | |
比较实施例 | X1X2X3X4X5 | *0.120 0.31 1.46 0.61 0.03 0.012 0.039 0.00460.081 *0.88 1.46 0.61 0.02 0.012 0.024 0.00440.088 0.22 *2.82 0.59 0.03 0.012 0.046 0.00450.077 0.09 1.20 0.55 0.05 0.012 0.038 0.00450.082 0.33 1.22 *- 0.05 0.012 0.023 0.0043 | 0.380.34*0.610.410.36 |
X6X7X8X9X10 | 0.080 0.45 0.86 0.65 0.02 0.012 0.048 0.00410.081 0.06 1.21 0.65 0.02 0.012 0.043 0.00440.079 0.31 1.19 0.89 0.02 0.012 0.051 0.00470.082 0.35 1.45 0.91 0.02 *0.132 0.060 0.00440.062 0.21 1.22 0.56 *0.008 0.012 0.021 0.0041 | 0.200.260.280.330.30 | |
X11X12 | 0.081 0.12 1.59 0.32 0.03 0.012 0.038 0.00410.081 0.12 1.41 0 .41 0.03 0.012 0.046 0.0042 | *0.45*0.44 |
试验编号 | 化学成分(2) (剩余部分为Fe:重量%) | ||
Cu Cr Mo V B Ca | P S | ||
本发明实施例 | 12345 | - - 0.51 - 0.001 -- - 0.51 - 0.001 -- - 0.49 - 0.001 -0.23 0.42 0.12 0.04 0.001 0.0030.31 0.31 0.47 0.05 0.001 - | 0.011 0.0010.009 0.0020.012 0.0010.013 0.0020.011 0.001 |
678910 | - 0.28 0.46 0.03 0.001 -0.32 0.28 0.51 0.03 - 0.003- 0.29 0.47 0.03 - 0.0040.28 0.41 0.38 0.03 - -0.31 0.31 0.44 0.03 - - | 0.011 0.0020.011 0.0010.008 0.0010.007 0.0010.011 0.001 | |
1112 | 0.21 0.31 0.45 0.04 - -0.54 - 0.41 - - 0.002 | 0.009 0.0010.012 0.001 | |
比较实施例 | X1X2X3X4X5 | - - 0.51 - 0.001 -- - 0.51 - 0.001 -- - 0.49 - - 0.003*1.15 0.42 0.12 0.04 0.001 -0.31 0.31 0.47 0.05 0.001 - | 0.013 0.0020.012 0.0010.013 0.0010.008 0.0020.007 0.002 |
X6X7X8X9X10 | - *0.89 0.46 0.03 - 0.004- 0.28 *0.64 0.03 0.001 0.0030.33 0.29 0.47 *0.12 0.001 -0.31 0.31 0.44 0.03 0.001 -0.21 0.31 0.45 0.04 0.001 - | 0.008 0.0010.009 0.0010.010 0.0010.009 0.0020.011 0.002 | |
X11X12 | 0.59 0.48 *0.62 0.01 - 0.0030.21 0.21 0.25 0.01 - - | 0.013 0.0020.012 0.002 |
热加工控制过程符号(TMCP) | A | B | C | D | |
轧制 | 加热温度(℃) | 1160 | 1180 | 1140 | 1160 |
累计压下量(%) | 50 | 66 | 50 | 66 | |
终轧温度(℃) | 800 | 760 | 780 | 800 | |
冷却 | 起始温度(℃) | 760 | 730 | 740 | 760 |
冷却速率(℃/s) | 50 | 35 | 25 | 35 | |
终止温度(℃) | 350 | 270 | 150 | 300 | |
回火 | 加热温度(℃) | 600 | 600 | 600 | - |
试验编号 | 热加工控制过程符号 | 碳化物平均较长直径(微米) | 母材钢 | 焊接接头 | 现场焊接性能 | ||||
拉伸 夏氏冲击试验 试验 | 拉伸 夏氏冲击试验 试验 | ||||||||
y-型槽开裂试验(无预热) | |||||||||
YS(MPa) | TS(MPa) | vE-40(J) | TS(MPa) | vE-20(J) | |||||
本发明实施例 | 12345 | ABCDB | 3.73.41.64.21.2 | 860857862843889 | 947944948926983 | 251252255264228 | 929977954939942 | 211146217223179 | 无开裂无开裂无开裂无开裂无开裂 |
678910 | BCAAD | 2.42.93.31.71.0 | 891908932901863 | 97410071030994956 | 226219221227198 | 972964978972941 | 211208191210192 | 无开裂无开裂无开裂无开裂无开裂 | |
1112 | BC | 4.63.6 | 875862 | 972948 | 203216 | 962951 | 179208 | 无开裂无开裂 | |
例施实较比 | X1X2X3X4X5 | CDDAB | 3.52.11.03.62.8 | 891859852890874 | 983941942976952 | *72*81*79*44*26 | 911*877908906*837 | *62*58*61166*26 | 无开裂无开裂无开裂无开裂无开裂 |
X6X7X8X9X10 | BCDDA | *5.44.23.83.22.2 | 866903931953772 | 9569939221028*843 | *78*73*57*41*112 | 916912917912915 | 7294181*46*54 | 无开裂无开裂无开裂*开裂无开裂 | |
X11X12 | CD | 1.82.3 | 948712 | 1087*807 | *37*26 | 944900 | *20*31 | *开裂无开裂 |
钢编号 | 化学成分(1)(重量%) | |
C Si Mn P S Cu Ni Cr Mo | ||
本发明实施例 | 12345678910 | 0.05 0.21 1.65 0.011 0.001 0.31 0.60 0.41 0.480.06 0.18 1.39 0.009 0.001 0.29 0.81 0.39 0.410.08 0.22 1.64 0.012 0.002 0.20 0.61 - 0.200.04 0.29 2.21 0.007 0.001 - 0.60 - 0.540.07 0.11 1.22 0.011 0.001 0.55 0.81 0.40 -0.06 0.21 1.20 0.011 0.001 0.32 0.61 0.42 0.460.04 0.51 1.99 0.011 0.002 - 1.15 - 0.510.09 0.07 0.80 0.012 0.002 0.42 0.81 0.21 0.460.09 0.19 0.61 0.013 0.001 0.57 0.30 0.54 0.310.05 0.22 1.66 0.011 0.001 0.31 0.61 0.10 0.44 |
比较实施例 | 51525354555657585960616263646566676869 | *0.12 0.21 0.60 0.012 0.001 0.61 0.29 0.53 0.300.05 *0.69 1.75 0.011 0.002 - 1.12 - 0.410.03 0.05 *2.56 0.007 0.001 - 1.18 - 0.540.09 0.21 0.59 0.012 0.001 *0.89 0.31 0.55 0.310.07 0.19 1.18 0.011 0.001 0.31 *- 0.44 0.460.09 0.22 0.81 0.012 0.001 0.61 0.29 *0.88 0.310.08 0.19 1.63 0.011 0.002 0.22 0.60 - *0.690.08 0.14 1.24 0.011 0.001 0.53 0.80 0.41 -0.08 0.21 1.41 0.011 0.001 0.55 0.81 0.40 -0.06 0.21 1.65 0.011 0.001 0.34 0.60 0.41 0.440.07 0.19 1.41 0.010 0.002 0.35 0.58 0.41 0.400.06 0.11 1.22 0.011 0.001 0.55 0.81 0.40 -0.09 0.22 1.62 0.012 0.002 0.19 0.61 - 0.220.09 0.21 1.40 0.012 0.002 0.20 0.41 0.40 *0.640.09 0.19 1.59 0.012 0.01 - 0.30 0.39 0.570.04 0.18 0.80 0.012 0.002 0.42 *0.18 0.44 -0.10 0.21 1.64 0.011 0.001 0.31 0.88 0.39 0.520.05 0.20 1.20 0.009 0.001 - 0.81 0.39 0.410.09 0.22 1.64 0.012 0.002 0.40 0.22 - 0.20 |
钢编号 | 化学成分(2)(重量%:剩余部分Fe) | Ceq Vs | |
V Nb Tl B Al N Ca | |||
本发明实施例 | 12345678910 | 0.031 0.02 0.012 0.0009 0.028 0.0041 -0.033 0.03 0.011 0.0012 0.047 0.0047 0.0030.050 0.03 0.012 0.0013 0.076 0.0042 -0.081 0.05 0.012 0.0018 0.048 0.0044 0.004- 0.02 0.013 0.0007 0.080 0.0048 0.0040.030 0.01 0.011 0.0014 0.031 0.0037 -0.032 0.07 0.010 0.0009 0.027 0.0035 0.004- 0.02 0.015 0.0022 0.043 0.0044 -0.030 0.02 0.012 0.0010 0.038 0.0045 0.0040.031 0.03 0.013 0.0011 0.061 0.0048 - | 0.57 0.370.53 0.300.46 0.410.57 0.420.44 0.340.50 0.300.56 0.340.43 0.290.43 0.280.50 0.38 |
比较实施例 | 51525354555657585960616263646566676869 | 0.029 0.02 0.012 0.0011 0.041 0.0033 -0.030 0.03 0.010 0.0009 0.027 0.0035 0.004- 0.05 0.012 0.0018 0.048 0.0044 0.0040.033 0.02 0.012 0.0010 0.038 0.0045 -0.032 0.01 0.011 0.0014 0.031 0.0037 -0.029 0.02 0.012 0.0010 0.038 0.0045 0.0040.049 0.02 0.011 0.0012 0.076 0.0042 -*0.121 0.01 0.013 0.0008 0.080 0.0048 0.004- *- 0.013 0.0007 0.080 0.0048 0.0040.031 *0.12 0.012 0.0009 0.028 0.0041 -0.031 0.02 *0.035 0.0011 0.028 0.0041 -- 0.02 0.013 - 0.080 0.0048 0.0040.046 0.03 0.012 *0.0034 0.076 0.0042 -- 0.02 0.015 0.0022 *0.114 0.0044 -0.030 0.02 0.012 0.0010 0.038 *0.0078 0.0040.033 0.02 0.015 0.0022 0.043 0.0044 -0.031 0.01 0.012 0.0009 0.028 0.0041 -0.033 0.03 0.011 0.0012 0.047 0.0047 0.0030.050 0.03 0.012 0.0013 0.076 0.0042 - | *0.33 0.190.50 0.32*0.22 *-0.09*0.39 0.220.47 0.36*0.35 0.320.42 0.420.46 0.360.49 0.390.57 0.390.54 0.35*0.43 0.330.47 0.420.57 0.370.57 0.40*0.31 0.28*0.64 0.390.47 0.230.45 *0.48 |
热加工控制过程符号(TMCP) | A | B | C | D | E | F | |
轧制 | 加热温度(℃) | 1100 | 1100 | 1150 | 950 | 1150 | 1150 |
累计压下量(%) | 65 | 70 | 80 | 40 | *20 | 70 | |
终轧温度(℃) | 750 | 750 | 780 | 740 | 840 | 750 | |
冷却 | 起始温度(℃) | 710 | 710 | 740 | 710 | 800 | 710 |
冷却温度(℃/s) | 27 | 48 | 62 | 29 | 56 | *8 | |
终止温度(℃) | 222 | 240 | 320 | 70 | 340 | - | |
回火 | 加热温度(℃) | - | 610 | - | - | - | - |
试验编号 | 钢编号 | TMCP符号 | 母材钢显微组织 | ||||
下贝氏体+马氏体(体积%) | 下贝氏体(体积%) | 纵横比 | 碳化物长直径(μm) | ||||
本发明实施例 | 12345678910 | 12345678910 | AAABACDAAB | 1009792100929699919095 | 20325419584024616340 | 4.33.74.64.34.24.73.94.24.24.1 | 1.82.62.92.51.92.82.72.62.42.9 |
比较实施例 | 11121314151617181920212223242526272829303132 | 36851525354555657585960616263646566676869 | EEFAABBAAACADAACAACCAD | 9698*769296100929497999494100989193100100*68100*5492 | 42348255405574932447451930612219192662421 | *2.2*1.83.73.44.63.73.43.74.14.64.6*1.35.13.44.24.64.14.24.14.24.14.0 | 2.62.9*8.82.63.43.32.82.12.92.32.22.52.62.73.22.52.43.1*6.23.8*6.92.9 |
试验编号 | 钢编号 | TMCP符号 | 母材钢 | 焊接接头 | y型槽焊接开裂试验(无预热) | |
YS TS vE-40(MPa) (MPa) (J) | TS vE-20(MPa) (J) | |||||
本发明实施例 | 12345678910 | 12345678910 | AAABACDAAB | 1067 1147 1361010 1086 144899 967 1611070 1151 136879 945 165969 1041 1501047 1126 139863 928 168852 916 170966 1039 150 | 1181 1021118 108996 1211186 102974 1241073 1121160 104956 126944 1281070 113 | 无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂 |
比较实施例 | 11121314151617181920212223242526272829303132 | 368*51*52*53*54*55*56*57*58*59*60*61*62*63*64*65*66*67*68*69 | *E*E*FAABBAAACADAACAACCAD | 921 978 *81978 1057 *76724 *786 166974 1047 *61969 1042 *781083 1164 *57968 1041 *84923 993 *551005 1081 *681043 1122 *42935 1005 *27941 1012 *971072 1153 *461015 1091 *53728 *783 199997 1072 *691070 1150 *97913 982 *87677 *728 2141086 1168 *72820 *882 177895 962 *96 | 989 1281074 121966 1241078 *431073 *531199 *291072 *411023 *271114 *341155 *291036 *481042 *541188 *321124 *29*806 1491104 *361185 1021011 *12*750 1611203 *41908 133991 *52 | 无开裂无开裂无开裂*开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂无开裂*开裂无开裂*开裂 |
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- 1998-02-26 UA UA99095240A patent/UA57775C2/uk unknown
- 1998-02-26 KR KR10-1999-7007862A patent/KR100506967B1/ko not_active IP Right Cessation
- 1998-02-26 CN CN988028786A patent/CN1083893C/zh not_active Expired - Lifetime
- 1998-02-26 AU AU66566/98A patent/AU726316B2/en not_active Expired
- 1998-02-26 JP JP53770298A patent/JP3545770B2/ja not_active Expired - Lifetime
- 1998-02-26 WO PCT/US1998/002966 patent/WO1998038345A1/en not_active Application Discontinuation
- 1998-02-26 RU RU99120690/02A patent/RU2205245C2/ru active
- 1998-02-26 CO CO98010502A patent/CO5031263A1/es unknown
- 1998-02-26 US US09/380,254 patent/US6245290B1/en not_active Expired - Lifetime
- 1998-02-26 EP EP98908563A patent/EP0972087A4/en not_active Ceased
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CN100439545C (zh) * | 2006-03-27 | 2008-12-03 | 宝山钢铁股份有限公司 | 800MPa级高韧性低屈服比厚钢板及其制造方法 |
CN101512033B (zh) * | 2006-09-04 | 2012-10-03 | 新日本制铁株式会社 | 高温强度、韧性和耐再热脆化特性优异的耐火钢材及其制造方法 |
CN101289728B (zh) * | 2007-04-20 | 2010-05-19 | 宝山钢铁股份有限公司 | 低屈强比可大线能量焊接高强高韧性钢板及其制造方法 |
WO2009056055A1 (fr) * | 2007-10-26 | 2009-05-07 | Baoshan Iron & Steel Co., Ltd. | Tôle d'acier à limite d'élasticité de grade 800 mpa et faible sensibilité à la fissuration de soudure, et son procédé de fabrication |
US8702876B2 (en) | 2007-10-26 | 2014-04-22 | Boashan Iron & Steel Co., Ltd. | Steel plate having a low welding crack susceptibility and a yield strength of 800MPa and manufacture method thereof |
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Also Published As
Publication number | Publication date |
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AR011173A1 (es) | 2000-08-02 |
JP2000513050A (ja) | 2000-10-03 |
CN1083893C (zh) | 2002-05-01 |
US6245290B1 (en) | 2001-06-12 |
AU726316B2 (en) | 2000-11-02 |
AU6656698A (en) | 1998-09-18 |
BR9807805A (pt) | 2000-02-22 |
JPH10237583A (ja) | 1998-09-08 |
EP0972087A4 (en) | 2000-05-31 |
CO5031263A1 (es) | 2001-04-27 |
KR100506967B1 (ko) | 2005-08-09 |
RU2205245C2 (ru) | 2003-05-27 |
WO1998038345A1 (en) | 1998-09-03 |
EP0972087A1 (en) | 2000-01-19 |
CA2280923C (en) | 2007-03-20 |
KR20000075789A (ko) | 2000-12-26 |
JP3545770B2 (ja) | 2004-07-21 |
CA2280923A1 (en) | 1998-09-03 |
UA57775C2 (uk) | 2003-07-15 |
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