CN110527910B - 含稀土Ce及Nb元素的耐腐蚀纳米珠光体钢轨制备方法 - Google Patents
含稀土Ce及Nb元素的耐腐蚀纳米珠光体钢轨制备方法 Download PDFInfo
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- CN110527910B CN110527910B CN201910862810.0A CN201910862810A CN110527910B CN 110527910 B CN110527910 B CN 110527910B CN 201910862810 A CN201910862810 A CN 201910862810A CN 110527910 B CN110527910 B CN 110527910B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 151
- 239000010959 steel Substances 0.000 title claims abstract description 151
- 229910001562 pearlite Inorganic materials 0.000 title claims abstract description 58
- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 42
- 238000005260 corrosion Methods 0.000 title claims abstract description 37
- 230000007797 corrosion Effects 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 229910052758 niobium Inorganic materials 0.000 title claims description 33
- 229910052684 Cerium Inorganic materials 0.000 title claims description 23
- 150000002910 rare earth metals Chemical class 0.000 title description 29
- 238000001816 cooling Methods 0.000 claims abstract description 64
- 238000005096 rolling process Methods 0.000 claims abstract description 58
- 238000005266 casting Methods 0.000 claims abstract description 22
- 238000009849 vacuum degassing Methods 0.000 claims abstract description 18
- 238000007670 refining Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000003723 Smelting Methods 0.000 claims abstract description 12
- 238000002791 soaking Methods 0.000 claims abstract description 6
- 238000009749 continuous casting Methods 0.000 claims abstract description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 25
- 229910052802 copper Inorganic materials 0.000 claims description 24
- 229910052748 manganese Inorganic materials 0.000 claims description 19
- 229910052710 silicon Inorganic materials 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 16
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 229910052698 phosphorus Inorganic materials 0.000 claims description 8
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 30
- 229910045601 alloy Inorganic materials 0.000 abstract description 9
- 239000000956 alloy Substances 0.000 abstract description 9
- 239000011159 matrix material Substances 0.000 abstract description 8
- 239000010955 niobium Substances 0.000 description 41
- 230000000052 comparative effect Effects 0.000 description 25
- 230000008569 process Effects 0.000 description 25
- 239000011651 chromium Substances 0.000 description 21
- 229910001566 austenite Inorganic materials 0.000 description 18
- 239000010949 copper Substances 0.000 description 17
- 230000009466 transformation Effects 0.000 description 17
- 239000013078 crystal Substances 0.000 description 13
- 238000001953 recrystallisation Methods 0.000 description 12
- 241000446313 Lamella Species 0.000 description 9
- 229910001567 cementite Inorganic materials 0.000 description 9
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 238000010899 nucleation Methods 0.000 description 7
- 230000006911 nucleation Effects 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000000576 coating method Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000009847 ladle furnace Methods 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 4
- 238000005204 segregation Methods 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000003303 reheating Methods 0.000 description 3
- 238000005496 tempering Methods 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 229910000677 High-carbon steel Inorganic materials 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 241000519995 Stachys sylvatica Species 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- FJMNNXLGOUYVHO-UHFFFAOYSA-N aluminum zinc Chemical compound [Al].[Zn] FJMNNXLGOUYVHO-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000002103 nanocoating Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/06—Deoxidising, e.g. killing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- 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
- C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium 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
- C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
-
- 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
- C21D2211/009—Pearlite
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
Description
组别 | C | Mn | Si | Cr | Cu | Ce | S | P | Nb |
实施例1 | 0.85% | 0.90% | 0.84% | 0.40% | 0.20% | 0.020% | 0.003% | 0.021% | 0.040% |
实施例2 | 0.95% | 1.18% | 0.78% | 0.30% | 0.50% | 0.025% | 0.002% | 0.023% | 0.037% |
实施例3 | 1.10% | 1.05% | 0.90% | 0.42% | 0.42% | 0.038% | 0.002% | 0.032% | 0.030% |
实施例4 | 0.90% | 1.20% | 0.82% | 0.50% | 0.38% | 0.048% | 0.001% | 0.038% | 0.028% |
实施例5 | 1.05% | 0.98% | 0.70% | 0.38% | 0.45% | 0.050% | 0.002% | 0.020% | 0.020% |
对比例1 | 0.96% | 1.18% | 0.85% | 0.50% | 0.25% | - | 0.002% | 0.035% | - |
对比例2 | 1.18% | 0.95% | 0.80% | 0.46% | 0.30% | - | 0.003% | 0.025% | 0.032% |
对比例3 | 1.15% | 1.05% | 0.88% | 0.45% | 0.28% | 0.035% | 0.003% | 0.040% | - |
对比例4 | 1.02% | 0.85% | 0.76% | 0.32% | 0.36% | 0.022% | 0.002% | 0.023% | 0.045% |
对比例5 | 0.95% | 1.20% | 0.90% | 0.47% | 0.50% | 0.050% | 0.002% | 0.030% | 0.020% |
组别 | 终轧温度 | 终轧~750℃间冷速(℃/s) | 750~500℃间冷速(℃/s) |
实施例1 | 950℃ | 3.0 | 1.0 |
实施例2 | 950℃ | 4.5 | 1.0 |
实施例3 | 920℃ | 4.7 | 2.0 |
实施例4 | 880℃ | 4.9 | 3.0 |
实施例5 | 880℃ | 5.0 | 2.5 |
对比例1 | 890℃ | 4.9 | 2.8 |
对比例2 | 910℃ | 5.0 | 3.0 |
对比例3 | 880℃ | 5.0 | 2.9 |
对比例4 | 950℃ | 4.6 | 3.0 |
对比例5 | 900℃ | 4.8 | 2.8 |
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CN111411208A (zh) * | 2020-05-28 | 2020-07-14 | 内蒙古科技大学 | 一种减少过共析钢轨网状渗碳体析出的热处理方法 |
CN113427109B (zh) * | 2021-08-09 | 2022-11-29 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种含铜耐腐蚀钢轨的焊接方法 |
CN114855082B (zh) * | 2022-04-26 | 2023-06-20 | 包头钢铁(集团)有限责任公司 | 一种稀土元素提高热轧u75v钢轨低温韧性制造方法 |
CN115354221B (zh) * | 2022-08-05 | 2023-09-26 | 包头钢铁(集团)有限责任公司 | 一种含铬、铌、稀土高强耐磨钢轨及其生产方法 |
CN115261733B (zh) * | 2022-08-18 | 2023-06-06 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种耐磨损耐腐蚀地铁用钢轨及其生产方法 |
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CN105220066B (zh) * | 2015-10-29 | 2017-05-10 | 中北大学 | 一种纳米珠光体钢及其制备方法 |
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