JP2024502793A - 耐候性橋梁鋼およびその製錬方法 - Google Patents
耐候性橋梁鋼およびその製錬方法 Download PDFInfo
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- JP2024502793A JP2024502793A JP2023539314A JP2023539314A JP2024502793A JP 2024502793 A JP2024502793 A JP 2024502793A JP 2023539314 A JP2023539314 A JP 2023539314A JP 2023539314 A JP2023539314 A JP 2023539314A JP 2024502793 A JP2024502793 A JP 2024502793A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 70
- 239000010959 steel Substances 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000003723 Smelting Methods 0.000 title claims abstract description 14
- 239000011777 magnesium Substances 0.000 claims abstract description 28
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 28
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 27
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 19
- 239000000126 substance Substances 0.000 claims abstract description 16
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 15
- 229910052802 copper Inorganic materials 0.000 claims abstract description 15
- 239000012535 impurity Substances 0.000 claims abstract description 15
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 15
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 15
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 15
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 15
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 15
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 15
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 22
- 239000010949 copper Substances 0.000 claims description 18
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 8
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 8
- 238000005275 alloying Methods 0.000 claims description 8
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 claims description 8
- 229910052786 argon Inorganic materials 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 8
- 238000009749 continuous casting Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 8
- 239000004571 lime Substances 0.000 claims description 8
- 238000009489 vacuum treatment Methods 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 4
- 229910001182 Mo alloy Inorganic materials 0.000 claims description 4
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 4
- 239000003818 cinder Substances 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000006477 desulfuration reaction Methods 0.000 claims description 4
- 230000023556 desulfurization Effects 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 238000010926 purge Methods 0.000 claims description 4
- 238000007790 scraping Methods 0.000 claims description 4
- 239000002893 slag Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 abstract description 4
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 4
- 238000007670 refining Methods 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 11
- 230000009466 transformation Effects 0.000 description 3
- QENHCSSJTJWZAL-UHFFFAOYSA-N magnesium sulfide Chemical compound [Mg+2].[S-2] QENHCSSJTJWZAL-UHFFFAOYSA-N 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/35—Blowing from above and through the bath
-
- 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
- C21C7/0006—Adding metallic additives
-
- 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
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
- C22C33/06—Making ferrous alloys by melting using master 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
- C22C38/001—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
- C22C38/06—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
- C22C38/42—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
-
- 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
-
- 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
-
- 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
-
- 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
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- 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
- 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
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Heat Treatment Of Steel (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110136364.2 | 2021-02-01 | ||
CN202110136364.2A CN113025879B (zh) | 2021-02-01 | 2021-02-01 | 一种耐候桥梁钢及其冶炼方法 |
PCT/CN2021/095659 WO2022160526A1 (zh) | 2021-02-01 | 2021-05-25 | 一种耐候桥梁钢及其冶炼方法 |
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JP2024502793A true JP2024502793A (ja) | 2024-01-23 |
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JP2023539314A Pending JP2024502793A (ja) | 2021-02-01 | 2021-05-25 | 耐候性橋梁鋼およびその製錬方法 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2024502793A (zh) |
CN (1) | CN113025879B (zh) |
WO (1) | WO2022160526A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113430465A (zh) * | 2021-07-06 | 2021-09-24 | 南京钢铁股份有限公司 | 一种低合金钢及其冶炼方法 |
CN114318114A (zh) * | 2021-12-30 | 2022-04-12 | 本钢板材股份有限公司 | Bghbj400型起重机臂架专用钢的化学成分及其制造方法 |
CN114525453A (zh) * | 2022-02-16 | 2022-05-24 | 南京钢铁股份有限公司 | 一种薄规格桥梁用钢及其生产方法 |
CN115558857B (zh) * | 2022-09-30 | 2023-11-03 | 马鞍山钢铁股份有限公司 | 一种低温韧性桥梁结构用铌钒钛微合金化重型异形坯及其制造方法 |
CN115717222A (zh) * | 2022-11-16 | 2023-02-28 | 包头钢铁(集团)有限责任公司 | 一种v-n合金化a350lf6法兰用钢生产方法 |
CN116716538A (zh) * | 2023-04-26 | 2023-09-08 | 南京钢铁股份有限公司 | 一种高强度桥梁钢及其制造方法 |
CN116770172A (zh) * | 2023-05-29 | 2023-09-19 | 包头钢铁(集团)有限责任公司 | 一种具有优良耐腐蚀性能的桥梁用钢及其生产方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4762878B2 (ja) * | 2006-12-18 | 2011-08-31 | 新日本製鐵株式会社 | さび安定化能を高めた耐候性鋼及びその製造方法 |
JP5120510B2 (ja) * | 2011-02-25 | 2013-01-16 | Jfeスチール株式会社 | 耐候性に優れた鋼材 |
KR101723459B1 (ko) * | 2013-05-10 | 2017-04-05 | 제이에프이 스틸 가부시키가이샤 | 용접 구조용 강재 |
CN107964624A (zh) * | 2016-10-19 | 2018-04-27 | 上海梅山钢铁股份有限公司 | 一种屈服强度500MPa级结构钢及其制备方法 |
CN109097686A (zh) * | 2018-08-31 | 2018-12-28 | 邯郸钢铁集团有限责任公司 | 一种桥梁用耐候钢Q345qDNH钢带及其生产方法 |
CN109252092B (zh) * | 2018-09-30 | 2020-09-22 | 燕山大学 | 一种含稀土元素的免涂装耐候钢及其制备方法 |
CN109797341A (zh) * | 2018-10-26 | 2019-05-24 | 山东钢铁集团日照有限公司 | 一种屈服强度不小于345MPa耐候桥梁钢及其制备方法 |
CN111020397A (zh) * | 2020-01-16 | 2020-04-17 | 五矿营口中板有限责任公司 | 焊接性能良好的高强度高韧性正火q370桥梁钢板及生产方法 |
CN112210719A (zh) * | 2020-09-29 | 2021-01-12 | 南京钢铁股份有限公司 | 一种低成本高性能q500桥梁钢及生产方法 |
CN112195406B (zh) * | 2020-09-29 | 2021-11-19 | 南京钢铁股份有限公司 | 低成本高性能Q370qE-HPS桥梁钢及生产方法 |
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2021
- 2021-02-01 CN CN202110136364.2A patent/CN113025879B/zh active Active
- 2021-05-25 JP JP2023539314A patent/JP2024502793A/ja active Pending
- 2021-05-25 WO PCT/CN2021/095659 patent/WO2022160526A1/zh active Application Filing
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CN113025879A (zh) | 2021-06-25 |
WO2022160526A1 (zh) | 2022-08-04 |
CN113025879B (zh) | 2022-03-01 |
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