CN104004881B - 一种生产铝脱氧高碳钢过程中氮含量的控制方法 - Google Patents
一种生产铝脱氧高碳钢过程中氮含量的控制方法 Download PDFInfo
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- CN104004881B CN104004881B CN201410261767.XA CN201410261767A CN104004881B CN 104004881 B CN104004881 B CN 104004881B CN 201410261767 A CN201410261767 A CN 201410261767A CN 104004881 B CN104004881 B CN 104004881B
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- nitrogen
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- molten steel
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 210
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 105
- 238000000034 method Methods 0.000 title claims abstract description 70
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 61
- 239000004411 aluminium Substances 0.000 title claims abstract description 53
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 229910000677 High-carbon steel Inorganic materials 0.000 title claims abstract description 24
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 92
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 89
- 239000010959 steel Substances 0.000 claims abstract description 89
- 239000002893 slag Substances 0.000 claims abstract description 55
- 238000010079 rubber tapping Methods 0.000 claims abstract description 53
- 238000007670 refining Methods 0.000 claims abstract description 49
- 229910052786 argon Inorganic materials 0.000 claims abstract description 43
- 238000005266 casting Methods 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 17
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000005864 Sulphur Substances 0.000 claims abstract description 12
- 238000009749 continuous casting Methods 0.000 claims abstract description 9
- 238000007664 blowing Methods 0.000 claims description 12
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 9
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 238000006477 desulfuration reaction Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 230000023556 desulfurization Effects 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 4
- 229910017976 MgO 4 Inorganic materials 0.000 claims description 3
- 238000005275 alloying Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010891 electric arc Methods 0.000 claims description 3
- 230000005496 eutectics Effects 0.000 claims description 3
- 238000007654 immersion Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000003723 Smelting Methods 0.000 abstract description 13
- 230000009977 dual effect Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- -1 0.6% Inorganic materials 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 235000013312 flour Nutrition 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- CSJDCSCTVDEHRN-UHFFFAOYSA-N methane;molecular oxygen Chemical compound C.O=O CSJDCSCTVDEHRN-UHFFFAOYSA-N 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000006253 pitch coke Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- 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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- Treatment Of Steel In Its Molten State (AREA)
Abstract
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CN201410261767.XA CN104004881B (zh) | 2014-06-13 | 2014-06-13 | 一种生产铝脱氧高碳钢过程中氮含量的控制方法 |
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CN201410261767.XA CN104004881B (zh) | 2014-06-13 | 2014-06-13 | 一种生产铝脱氧高碳钢过程中氮含量的控制方法 |
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CN104004881A CN104004881A (zh) | 2014-08-27 |
CN104004881B true CN104004881B (zh) | 2015-09-23 |
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Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105463299B (zh) * | 2015-12-07 | 2017-06-27 | 中天钢铁集团有限公司 | 一种高铝氮化钢的冶炼方法 |
CN106521081B (zh) * | 2016-10-26 | 2019-01-22 | 唐山钢铁集团有限责任公司 | 降低轧辊用钢中夹杂物含量的冶炼方法 |
CN107385139A (zh) * | 2017-07-30 | 2017-11-24 | 湖南华菱湘潭钢铁有限公司 | 一种高碳钢的冶炼方法 |
CN108067598A (zh) * | 2018-01-03 | 2018-05-25 | 河钢股份有限公司承德分公司 | 降低低碳低硅钢连铸头炉钢中氮含量的方法 |
CN108273971A (zh) * | 2018-03-05 | 2018-07-13 | 首钢京唐钢铁联合有限责任公司 | 一种减少连铸过程钢液增氮量的方法 |
CN110551874B (zh) * | 2019-09-18 | 2021-08-24 | 舞阳钢铁有限责任公司 | 一种提高真空铝回收率的冶炼方法 |
CN111455131B (zh) * | 2020-05-29 | 2021-11-09 | 攀钢集团攀枝花钢铁研究院有限公司 | 高洁净度耐磨钢的冶炼及连铸方法 |
CN112553527B (zh) * | 2020-11-27 | 2021-11-23 | 中天钢铁集团有限公司 | 一种电炉流程生产高废钢比的20CrMnTi系列齿轮钢氮含量的控制方法 |
CN113215475B (zh) * | 2021-03-26 | 2022-06-24 | 舞阳钢铁有限责任公司 | 一种高合金钢控氮、控夹杂的生产方法 |
CN112981038B (zh) * | 2021-04-22 | 2021-07-30 | 北京科技大学 | 一种在电炉炼钢工艺中降低钢中氮含量得到低氮钢的方法 |
CN113403444B (zh) * | 2021-06-23 | 2022-04-05 | 马鞍山钢铁股份有限公司 | 一种控制cv-lf-rh-cc工艺路径钢种氮含量的方法 |
CN113416812B (zh) * | 2021-08-25 | 2021-11-05 | 北京科技大学 | 一种高合金、高钒钢的降氮方法 |
CN115466815B (zh) * | 2022-09-27 | 2023-07-14 | 鞍钢股份有限公司 | 一种高碳钢控制氮含量方法 |
Family Cites Families (4)
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CN101993972B (zh) * | 2010-11-03 | 2012-12-19 | 山东钢铁股份有限公司 | 电弧炉炼钢方法 |
CN102847903B (zh) * | 2011-06-29 | 2014-05-07 | 鞍钢股份有限公司 | 一种低全氧钢的制造方法 |
CN102517415A (zh) * | 2011-12-08 | 2012-06-27 | 内蒙古包钢钢联股份有限公司 | 一种高碳钢生产中降低钢中氮含量的方法 |
CN103468866B (zh) * | 2013-09-26 | 2015-07-22 | 攀钢集团攀枝花钢钒有限公司 | 一种中高碳钢水的精炼工艺 |
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- 2014-06-13 CN CN201410261767.XA patent/CN104004881B/zh active Active
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Effective date of registration: 20190603 Address after: 213164 5th Floor, Building A, Tianhong Science and Technology Building, Changzhou Science and Education City, Changzhou City, Jiangsu Province, 801 Changwu Middle Road Co-patentee after: Changzhou Bangyi Iron and Steel Co., Ltd. Patentee after: Changzhou Dongda Zhongtian Inron Steel Research Institute Co., Ltd. Address before: 213000 Fifth Floor, Building A, Tianhong Science and Technology Building, Changzhou Science and Education City, Changwu Middle Road, Changzhou City, Jiangsu Province Patentee before: Changzhou Dongda Zhongtian Inron Steel Research Institute Co., Ltd. |
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Effective date of registration: 20201130 Address after: 213000 Jiangsu city of Changzhou province Wu Road 1 Patentee after: ZENITH STEEL Group Corp. Patentee after: Changzhou Zhongtian Special Steel Co.,Ltd. Address before: 5, 213164 floor, A building, Tianhong science and technology building, Changzhou science and Education City, No. 801 middle Wu Road, Jiangsu, Changzhou Patentee before: CHANGZHOU NEU ZHONGTIAN STEEL RESEARCH INSTITUTE Co.,Ltd. Patentee before: CHANGZHOU BANGYI STEEL Co.,Ltd. |
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