CN114657330A - 硅钢的rh真空炉合金化工艺方法 - Google Patents
硅钢的rh真空炉合金化工艺方法 Download PDFInfo
- Publication number
- CN114657330A CN114657330A CN202210389308.4A CN202210389308A CN114657330A CN 114657330 A CN114657330 A CN 114657330A CN 202210389308 A CN202210389308 A CN 202210389308A CN 114657330 A CN114657330 A CN 114657330A
- Authority
- CN
- China
- Prior art keywords
- slag
- steel
- ladle
- molten steel
- content
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005275 alloying Methods 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 42
- 229910000976 Electrical steel Inorganic materials 0.000 title claims abstract description 29
- 239000002893 slag Substances 0.000 claims abstract description 184
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 173
- 239000010959 steel Substances 0.000 claims abstract description 173
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 77
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 63
- 229910052751 metal Inorganic materials 0.000 claims abstract description 52
- 239000002184 metal Substances 0.000 claims abstract description 52
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000001301 oxygen Substances 0.000 claims abstract description 41
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 41
- 238000005261 decarburization Methods 0.000 claims abstract description 23
- 238000010079 rubber tapping Methods 0.000 claims abstract description 16
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 12
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 12
- 239000004571 lime Substances 0.000 claims abstract description 12
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 44
- 239000011572 manganese Substances 0.000 claims description 42
- 229910052748 manganese Inorganic materials 0.000 claims description 34
- 239000010936 titanium Substances 0.000 claims description 31
- 229910052719 titanium Inorganic materials 0.000 claims description 31
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 27
- 239000010703 silicon Substances 0.000 claims description 27
- 229910052710 silicon Inorganic materials 0.000 claims description 27
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims description 26
- 239000011449 brick Substances 0.000 claims description 17
- 230000003628 erosive effect Effects 0.000 claims description 15
- 239000000126 substance Substances 0.000 claims description 14
- 238000007664 blowing Methods 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 238000003723 Smelting Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 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
- 229910052786 argon Inorganic materials 0.000 claims description 5
- 239000000292 calcium oxide Substances 0.000 claims description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 239000000395 magnesium oxide Substances 0.000 claims description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 5
- 239000003345 natural gas Substances 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 239000011573 trace mineral Substances 0.000 claims description 5
- 235000013619 trace mineral Nutrition 0.000 claims description 5
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 239000011819 refractory material Substances 0.000 claims description 4
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 abstract description 23
- 239000000956 alloy Substances 0.000 abstract description 23
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000005303 weighing Methods 0.000 abstract description 6
- 238000004364 calculation method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
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
- C21C7/10—Handling in a vacuum
-
- 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
- C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
-
- 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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210389308.4A CN114657330B (zh) | 2022-04-13 | 2022-04-13 | 硅钢的rh真空炉合金化工艺方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210389308.4A CN114657330B (zh) | 2022-04-13 | 2022-04-13 | 硅钢的rh真空炉合金化工艺方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114657330A true CN114657330A (zh) | 2022-06-24 |
CN114657330B CN114657330B (zh) | 2023-05-05 |
Family
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Family Applications (1)
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CN202210389308.4A Active CN114657330B (zh) | 2022-04-13 | 2022-04-13 | 硅钢的rh真空炉合金化工艺方法 |
Country Status (1)
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CN (1) | CN114657330B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008248323A (ja) * | 2007-03-30 | 2008-10-16 | Sanyo Special Steel Co Ltd | 極低Si、極低C、極低Sの高Ni−Fe合金鋼の製造方法 |
CN103276151A (zh) * | 2013-06-06 | 2013-09-04 | 鞍钢股份有限公司 | 一种低硅钢采用硅合金脱氧的方法 |
CN104060053A (zh) * | 2013-10-24 | 2014-09-24 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种生产低合金钢的方法 |
CN113249639A (zh) * | 2021-04-27 | 2021-08-13 | 江苏省沙钢钢铁研究院有限公司 | 一种提高硅锰镇静硅钢浇注性的生产方法 |
CN113832300A (zh) * | 2021-08-27 | 2021-12-24 | 马鞍山钢铁股份有限公司 | 一种基于预测的if钢精炼结束全氧控制方法 |
-
2022
- 2022-04-13 CN CN202210389308.4A patent/CN114657330B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008248323A (ja) * | 2007-03-30 | 2008-10-16 | Sanyo Special Steel Co Ltd | 極低Si、極低C、極低Sの高Ni−Fe合金鋼の製造方法 |
CN103276151A (zh) * | 2013-06-06 | 2013-09-04 | 鞍钢股份有限公司 | 一种低硅钢采用硅合金脱氧的方法 |
CN104060053A (zh) * | 2013-10-24 | 2014-09-24 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种生产低合金钢的方法 |
CN113249639A (zh) * | 2021-04-27 | 2021-08-13 | 江苏省沙钢钢铁研究院有限公司 | 一种提高硅锰镇静硅钢浇注性的生产方法 |
CN113832300A (zh) * | 2021-08-27 | 2021-12-24 | 马鞍山钢铁股份有限公司 | 一种基于预测的if钢精炼结束全氧控制方法 |
Also Published As
Publication number | Publication date |
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CN114657330B (zh) | 2023-05-05 |
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Address after: 215624 Shagang science and technology building, Yongxin Road, Jinfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee after: INSTITUTE OF RESEARCH OF IRON & STEEL,SHAGANG,JIANGSU PROVINCE Country or region after: China Patentee after: JIANGSU SHAGANG GROUP Co.,Ltd. Patentee after: Jiangsu Shagang Steel Co.,Ltd. Patentee after: University OF SCIENCE AND TECHNOLOGY BEIJING Address before: 215624 Shagang science and technology building, Yongxin Road, Jinfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee before: INSTITUTE OF RESEARCH OF IRON & STEEL,SHAGANG,JIANGSU PROVINCE Country or region before: China Patentee before: JIANGSU SHAGANG GROUP Co.,Ltd. Patentee before: ZHANGJIAGANG HONGCHANG STEEL PLATE Co.,Ltd. Patentee before: University OF SCIENCE AND TECHNOLOGY BEIJING |