CN114058932A - 一种重轨钢及其生产中硅酸盐夹杂物的控制方法 - Google Patents
一种重轨钢及其生产中硅酸盐夹杂物的控制方法 Download PDFInfo
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- CN114058932A CN114058932A CN202111398791.4A CN202111398791A CN114058932A CN 114058932 A CN114058932 A CN 114058932A CN 202111398791 A CN202111398791 A CN 202111398791A CN 114058932 A CN114058932 A CN 114058932A
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- Prior art keywords
- steel
- refining
- silicon
- added
- molten steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 171
- 239000010959 steel Substances 0.000 title claims abstract description 171
- 238000000034 method Methods 0.000 title claims abstract description 65
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 238000007670 refining Methods 0.000 claims abstract description 68
- 230000008569 process Effects 0.000 claims abstract description 38
- 238000003723 Smelting Methods 0.000 claims abstract description 35
- 238000009489 vacuum treatment Methods 0.000 claims abstract description 30
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 29
- 239000010703 silicon Substances 0.000 claims abstract description 29
- 239000002893 slag Substances 0.000 claims abstract description 20
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 18
- 239000000956 alloy Substances 0.000 claims abstract description 18
- 238000009749 continuous casting Methods 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 238000010079 rubber tapping Methods 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 76
- 229910052786 argon Inorganic materials 0.000 claims description 38
- 238000007664 blowing Methods 0.000 claims description 32
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 27
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 27
- 239000004571 lime Substances 0.000 claims description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- 229910001570 bauxite Inorganic materials 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000005275 alloying Methods 0.000 claims description 12
- 239000010436 fluorite Substances 0.000 claims description 11
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 10
- 239000006004 Quartz sand Substances 0.000 claims description 8
- 239000000377 silicon dioxide Substances 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 235000012239 silicon dioxide Nutrition 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 229910052593 corundum Inorganic materials 0.000 claims description 5
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 abstract description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 6
- 239000011593 sulfur Substances 0.000 abstract description 6
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 abstract description 3
- 230000008018 melting Effects 0.000 abstract description 3
- 238000002844 melting Methods 0.000 abstract description 3
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 abstract 2
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 14
- 238000007599 discharging Methods 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- 229910052788 barium Inorganic materials 0.000 description 3
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- NCJRLCWABWKAGX-UHFFFAOYSA-N [Si].[Ca].[Ba] Chemical compound [Si].[Ca].[Ba] NCJRLCWABWKAGX-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- OSMSIOKMMFKNIL-UHFFFAOYSA-N calcium;silicon Chemical compound [Ca]=[Si] OSMSIOKMMFKNIL-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 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
- 230000014509 gene expression Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- 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
-
- 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
- C21C7/076—Use of slags or fluxes as treating agents
-
- 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
-
- 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)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN202111398791.4A CN114058932B (zh) | 2021-11-19 | 2021-11-19 | 一种重轨钢及其生产中硅酸盐夹杂物的控制方法 |
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CN202111398791.4A CN114058932B (zh) | 2021-11-19 | 2021-11-19 | 一种重轨钢及其生产中硅酸盐夹杂物的控制方法 |
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CN114058932A true CN114058932A (zh) | 2022-02-18 |
CN114058932B CN114058932B (zh) | 2023-02-21 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115820981A (zh) * | 2022-12-20 | 2023-03-21 | 广东中南钢铁股份有限公司 | 一种减少铝脱氧钢中含硅大尺寸夹杂物的冶炼工艺 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4652308A (en) * | 1984-10-12 | 1987-03-24 | Nippon Kokan Kabushiki Kaisha | Process for refining molten steel |
CN102329919A (zh) * | 2011-09-01 | 2012-01-25 | 攀钢集团攀枝花钢铁研究院有限公司 | 控制钢中非金属夹杂物形态的方法 |
CN104975136A (zh) * | 2015-07-20 | 2015-10-14 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种重轨钢夹杂物的控制方法 |
CN105420441A (zh) * | 2014-09-19 | 2016-03-23 | 鞍钢股份有限公司 | 一种超精细帘线钢的冶炼方法 |
CN106222362A (zh) * | 2016-07-22 | 2016-12-14 | 武汉钢铁股份有限公司 | 一种弹簧钢的精炼方法 |
CN106399640A (zh) * | 2016-09-19 | 2017-02-15 | 邢台钢铁有限责任公司 | 控制轴承钢中脆性夹杂物的精炼方法 |
CN113073252A (zh) * | 2021-03-25 | 2021-07-06 | 吕梁建龙实业有限公司 | 一种提升高铝轴承钢浇注性能的生产方法 |
LU102791B1 (en) * | 2020-08-14 | 2021-10-26 | Xiangtan Iron & Steel Co Ltd Of Hunan Valin | High-quality Spring Steel and Refining Method Thereof |
-
2021
- 2021-11-19 CN CN202111398791.4A patent/CN114058932B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4652308A (en) * | 1984-10-12 | 1987-03-24 | Nippon Kokan Kabushiki Kaisha | Process for refining molten steel |
CN102329919A (zh) * | 2011-09-01 | 2012-01-25 | 攀钢集团攀枝花钢铁研究院有限公司 | 控制钢中非金属夹杂物形态的方法 |
CN105420441A (zh) * | 2014-09-19 | 2016-03-23 | 鞍钢股份有限公司 | 一种超精细帘线钢的冶炼方法 |
CN104975136A (zh) * | 2015-07-20 | 2015-10-14 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种重轨钢夹杂物的控制方法 |
CN106222362A (zh) * | 2016-07-22 | 2016-12-14 | 武汉钢铁股份有限公司 | 一种弹簧钢的精炼方法 |
CN106399640A (zh) * | 2016-09-19 | 2017-02-15 | 邢台钢铁有限责任公司 | 控制轴承钢中脆性夹杂物的精炼方法 |
LU102791B1 (en) * | 2020-08-14 | 2021-10-26 | Xiangtan Iron & Steel Co Ltd Of Hunan Valin | High-quality Spring Steel and Refining Method Thereof |
CN113073252A (zh) * | 2021-03-25 | 2021-07-06 | 吕梁建龙实业有限公司 | 一种提升高铝轴承钢浇注性能的生产方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115820981A (zh) * | 2022-12-20 | 2023-03-21 | 广东中南钢铁股份有限公司 | 一种减少铝脱氧钢中含硅大尺寸夹杂物的冶炼工艺 |
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Effective date of registration: 20231123 Address after: 617000 Taoyuan street, East District, Panzhihua, Sichuan Province, No. 90 Patentee after: PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE Co.,Ltd. Patentee after: PANGANG GROUP PANZHIHUA STEEL & VANADIUM Co.,Ltd. Patentee after: XICHANG STEEL VANADIUM CO.,LTD., PANGANG Group Address before: 617000 Taoyuan street, East District, Panzhihua, Sichuan Province, No. 90 Patentee before: PANGANG GROUP PANZHIHUA IRON & STEEL RESEARCH INSTITUTE Co.,Ltd. |