CN114672718A - 高牌号硅钢的冶炼方法 - Google Patents
高牌号硅钢的冶炼方法 Download PDFInfo
- Publication number
- CN114672718A CN114672718A CN202210389307.XA CN202210389307A CN114672718A CN 114672718 A CN114672718 A CN 114672718A CN 202210389307 A CN202210389307 A CN 202210389307A CN 114672718 A CN114672718 A CN 114672718A
- Authority
- CN
- China
- Prior art keywords
- slag
- ladle
- steel
- iron
- 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
- 238000003723 Smelting Methods 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 47
- 229910000976 Electrical steel Inorganic materials 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 299
- 239000010959 steel Substances 0.000 claims abstract description 299
- 239000002893 slag Substances 0.000 claims abstract description 259
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 248
- 229910052742 iron Inorganic materials 0.000 claims abstract description 131
- 238000010079 rubber tapping Methods 0.000 claims abstract description 74
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 238000005275 alloying Methods 0.000 claims abstract description 70
- 238000005261 decarburization Methods 0.000 claims abstract description 63
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 51
- 239000000956 alloy Substances 0.000 claims abstract description 51
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 51
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 39
- 230000023556 desulfurization Effects 0.000 claims abstract description 39
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 36
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 86
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 63
- 239000007789 gas Substances 0.000 claims description 51
- 239000004571 lime Substances 0.000 claims description 42
- 229910052751 metal Inorganic materials 0.000 claims description 42
- 239000002184 metal Substances 0.000 claims description 42
- 238000007664 blowing Methods 0.000 claims description 41
- 239000002245 particle Substances 0.000 claims description 41
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 36
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 36
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 36
- 229910052760 oxygen Inorganic materials 0.000 claims description 36
- 229910052799 carbon Inorganic materials 0.000 claims description 34
- 238000007670 refining Methods 0.000 claims description 31
- 239000010936 titanium Substances 0.000 claims description 30
- 229910052719 titanium Inorganic materials 0.000 claims description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 29
- 239000011572 manganese Substances 0.000 claims description 29
- 239000001301 oxygen Substances 0.000 claims description 29
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 26
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 claims description 24
- 229910052748 manganese Inorganic materials 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 22
- CYUOWZRAOZFACA-UHFFFAOYSA-N aluminum iron Chemical compound [Al].[Fe] CYUOWZRAOZFACA-UHFFFAOYSA-N 0.000 claims description 22
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 18
- 229910052786 argon Inorganic materials 0.000 claims description 18
- 239000001257 hydrogen Substances 0.000 claims description 17
- 229910052739 hydrogen Inorganic materials 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 17
- 238000005262 decarbonization Methods 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 14
- 239000011449 brick Substances 0.000 claims description 13
- 238000012545 processing Methods 0.000 claims description 13
- 230000003628 erosive effect Effects 0.000 claims description 12
- 238000007667 floating Methods 0.000 claims description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 11
- 229910052681 coesite Inorganic materials 0.000 claims description 11
- 229910052906 cristobalite Inorganic materials 0.000 claims description 11
- 229910052710 silicon Inorganic materials 0.000 claims description 11
- 239000010703 silicon Substances 0.000 claims description 11
- 239000000377 silicon dioxide Substances 0.000 claims description 11
- 229910052682 stishovite Inorganic materials 0.000 claims description 11
- 229910052905 tridymite Inorganic materials 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 7
- 229910052698 phosphorus Inorganic materials 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
- 239000011573 trace mineral Substances 0.000 claims description 6
- 235000013619 trace mineral Nutrition 0.000 claims description 6
- 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
- 238000002156 mixing Methods 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- 238000005984 hydrogenation reaction Methods 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 2
- 239000011593 sulfur Substances 0.000 abstract description 28
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 26
- 230000003749 cleanliness Effects 0.000 abstract description 6
- 238000009749 continuous casting Methods 0.000 description 41
- 238000004321 preservation Methods 0.000 description 23
- 239000000378 calcium silicate Substances 0.000 description 18
- 229910052918 calcium silicate Inorganic materials 0.000 description 18
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 18
- 230000008569 process Effects 0.000 description 17
- 230000001174 ascending effect Effects 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 13
- 230000006872 improvement Effects 0.000 description 11
- 238000005303 weighing Methods 0.000 description 10
- 239000000292 calcium oxide Substances 0.000 description 9
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 9
- 150000002431 hydrogen Chemical class 0.000 description 8
- 239000003595 mist Substances 0.000 description 8
- 239000002699 waste material Substances 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- CSJDCSCTVDEHRN-UHFFFAOYSA-N methane;molecular oxygen Chemical compound C.O=O CSJDCSCTVDEHRN-UHFFFAOYSA-N 0.000 description 7
- 239000011819 refractory material Substances 0.000 description 7
- 230000000630 rising effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000005070 sampling Methods 0.000 description 6
- 229910000655 Killed steel Inorganic materials 0.000 description 5
- RQMIWLMVTCKXAQ-UHFFFAOYSA-N [AlH3].[C] Chemical compound [AlH3].[C] RQMIWLMVTCKXAQ-UHFFFAOYSA-N 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 238000002791 soaking Methods 0.000 description 5
- 238000003892 spreading Methods 0.000 description 5
- 230000007480 spreading Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- ARHMMDOXGIIARL-UHFFFAOYSA-N calcium;dihydroxy(dioxido)silane Chemical compound [Ca+2].O[Si](O)([O-])[O-] ARHMMDOXGIIARL-UHFFFAOYSA-N 0.000 description 3
- 230000001914 calming effect Effects 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or 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
- 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
- C21C7/0006—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
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/068—Decarburising
-
- 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
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210389307.XA CN114672718B (zh) | 2022-04-13 | 2022-04-13 | 高牌号硅钢的冶炼方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210389307.XA CN114672718B (zh) | 2022-04-13 | 2022-04-13 | 高牌号硅钢的冶炼方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114672718A true CN114672718A (zh) | 2022-06-28 |
CN114672718B CN114672718B (zh) | 2023-07-07 |
Family
ID=82078354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210389307.XA Active CN114672718B (zh) | 2022-04-13 | 2022-04-13 | 高牌号硅钢的冶炼方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114672718B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115747621A (zh) * | 2022-10-31 | 2023-03-07 | 马鞍山钢铁股份有限公司 | 一种高铝或高硅电工钢的超低钛冶炼方法 |
Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11229096A (ja) * | 1998-02-16 | 1999-08-24 | Sumitomo Metal Ind Ltd | 無方向性電磁鋼板およびその製造方法 |
CN1864879A (zh) * | 2006-06-06 | 2006-11-22 | 湖南华菱涟源钢铁有限公司 | 一种薄板坯连铸连轧流程生产半工艺冷轧硅钢的方法 |
CN101139681A (zh) * | 2007-10-26 | 2008-03-12 | 山西太钢不锈钢股份有限公司 | 中高牌号冷轧无取向硅钢及其制造方法 |
CN101333620A (zh) * | 2007-06-25 | 2008-12-31 | 宝山钢铁股份有限公司 | 一种高牌号无取向硅钢及其制造方法 |
WO2009152643A1 (zh) * | 2008-06-19 | 2009-12-23 | 鞍钢股份有限公司 | 用于炉外精炼脱磷、脱硫、去除细小杂物的添加剂及其制法和应用 |
CN102002553A (zh) * | 2010-12-01 | 2011-04-06 | 山西太钢不锈钢股份有限公司 | 一种中低牌号冷轧无取向硅钢钢水的脱硫方法 |
CN102719593A (zh) * | 2011-03-29 | 2012-10-10 | 鞍钢股份有限公司 | 一种冶炼超低碳钢的方法 |
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 |
CN103627853A (zh) * | 2013-12-05 | 2014-03-12 | 广东韶钢松山股份有限公司 | 一种低碳低硅钢制造方法 |
CN105238906A (zh) * | 2014-07-11 | 2016-01-13 | 鞍钢股份有限公司 | 一种低碳低硅钢冶炼控制方法 |
CN105441638A (zh) * | 2015-12-02 | 2016-03-30 | 武汉钢铁(集团)公司 | 在rh炉进行合金化的取向硅钢的冶炼方法 |
CN112899552A (zh) * | 2021-01-21 | 2021-06-04 | 江苏省沙钢钢铁研究院有限公司 | 一种超低铝无取向硅钢夹杂物控制方法 |
CN112921148A (zh) * | 2021-01-21 | 2021-06-08 | 江苏省沙钢钢铁研究院有限公司 | 一种超低硫硅钢冶炼工艺方法 |
CN114107640A (zh) * | 2021-11-29 | 2022-03-01 | 中山市中圣金属板带科技有限公司 | 一种新能源汽车驱动电机用35wd1600电工钢及其生产方法 |
WO2022062692A1 (zh) * | 2020-09-27 | 2022-03-31 | 江苏省沙钢钢铁研究院有限公司 | 无取向硅钢的生产方法以及无取向硅钢 |
-
2022
- 2022-04-13 CN CN202210389307.XA patent/CN114672718B/zh active Active
Patent Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11229096A (ja) * | 1998-02-16 | 1999-08-24 | Sumitomo Metal Ind Ltd | 無方向性電磁鋼板およびその製造方法 |
CN1864879A (zh) * | 2006-06-06 | 2006-11-22 | 湖南华菱涟源钢铁有限公司 | 一种薄板坯连铸连轧流程生产半工艺冷轧硅钢的方法 |
CN101333620A (zh) * | 2007-06-25 | 2008-12-31 | 宝山钢铁股份有限公司 | 一种高牌号无取向硅钢及其制造方法 |
CN101139681A (zh) * | 2007-10-26 | 2008-03-12 | 山西太钢不锈钢股份有限公司 | 中高牌号冷轧无取向硅钢及其制造方法 |
WO2009152643A1 (zh) * | 2008-06-19 | 2009-12-23 | 鞍钢股份有限公司 | 用于炉外精炼脱磷、脱硫、去除细小杂物的添加剂及其制法和应用 |
CN102002553A (zh) * | 2010-12-01 | 2011-04-06 | 山西太钢不锈钢股份有限公司 | 一种中低牌号冷轧无取向硅钢钢水的脱硫方法 |
CN102719593A (zh) * | 2011-03-29 | 2012-10-10 | 鞍钢股份有限公司 | 一种冶炼超低碳钢的方法 |
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 |
CN103627853A (zh) * | 2013-12-05 | 2014-03-12 | 广东韶钢松山股份有限公司 | 一种低碳低硅钢制造方法 |
CN105238906A (zh) * | 2014-07-11 | 2016-01-13 | 鞍钢股份有限公司 | 一种低碳低硅钢冶炼控制方法 |
CN105441638A (zh) * | 2015-12-02 | 2016-03-30 | 武汉钢铁(集团)公司 | 在rh炉进行合金化的取向硅钢的冶炼方法 |
WO2022062692A1 (zh) * | 2020-09-27 | 2022-03-31 | 江苏省沙钢钢铁研究院有限公司 | 无取向硅钢的生产方法以及无取向硅钢 |
CN112899552A (zh) * | 2021-01-21 | 2021-06-04 | 江苏省沙钢钢铁研究院有限公司 | 一种超低铝无取向硅钢夹杂物控制方法 |
CN112921148A (zh) * | 2021-01-21 | 2021-06-08 | 江苏省沙钢钢铁研究院有限公司 | 一种超低硫硅钢冶炼工艺方法 |
CN114107640A (zh) * | 2021-11-29 | 2022-03-01 | 中山市中圣金属板带科技有限公司 | 一种新能源汽车驱动电机用35wd1600电工钢及其生产方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115747621A (zh) * | 2022-10-31 | 2023-03-07 | 马鞍山钢铁股份有限公司 | 一种高铝或高硅电工钢的超低钛冶炼方法 |
CN115747621B (zh) * | 2022-10-31 | 2024-03-19 | 马鞍山钢铁股份有限公司 | 一种高铝或高硅电工钢的超低钛冶炼方法 |
Also Published As
Publication number | Publication date |
---|---|
CN114672718B (zh) | 2023-07-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107299196B (zh) | 一种无取向硅钢rh真空炉钢水与炉渣同步脱硫方法 | |
CN108330245B (zh) | 一种不锈钢的高纯净冶炼方法 | |
CN101519710B (zh) | 一种合金结构钢非金属夹杂物控制方法 | |
CN102248142B (zh) | 一种中低碳铝镇静钢的生产方法 | |
CN111575446B (zh) | 一种rh真空炉钙处理工艺方法 | |
CN112342333A (zh) | 一种高效、低氧位超低碳钢生产方法 | |
CN113249639B (zh) | 一种提高硅锰镇静硅钢浇注性的生产方法 | |
CN102071287A (zh) | 耐高温高压合金钢的冶炼方法 | |
CN105861775A (zh) | 一种高镍含量超低磷钢冶炼工艺方法 | |
CN105483501A (zh) | 一种含磷超低碳钢的冶炼方法 | |
CN108893682B (zh) | 模具钢钢坯及其制备方法 | |
CN112921237A (zh) | 一种硅锰镇静无取向硅钢冶炼方法 | |
CN114672718B (zh) | 高牌号硅钢的冶炼方法 | |
JP2015042777A (ja) | 高窒素鋼の溶製方法 | |
CN110982984A (zh) | 一种Al脱氧非钙处理钢的生产工艺 | |
JP4687103B2 (ja) | 低炭素アルミキルド鋼の溶製方法 | |
CN114891946B (zh) | 超低碳铝镇静钢的冶炼方法 | |
CN105483504B (zh) | -195℃超低温无缝钢管管坯钢的生产方法 | |
CN110621793A (zh) | 高锰钢的熔炼方法 | |
JP2018100427A (ja) | 低硫鋼の製造方法 | |
KR101045972B1 (ko) | 연질 투피스 캔용 고청정 극저탄소강의 정련방법 | |
JP2011184753A (ja) | 溶銑脱珪方法 | |
CN115747407B (zh) | 一种夹杂物可控的低硅铝镇静低碳钢冶炼方法 | |
CN113913698B (zh) | 一种高强高导电性扁钢及其制造方法与应用 | |
CN109385505B (zh) | 一种vd炉中真空控制得到还原性高碱度白渣的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 215624 Jiangsu Yangzi River International Metallurgical Industrial Park, Jinfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province (room 307, Shagang science and technology building) Patentee after: ZHANGJIAGANG YANGZIJIANG COLD ROLLED SHEET Co.,Ltd. Country or region after: China Patentee after: INSTITUTE OF RESEARCH OF IRON & STEEL, JIANGSU PROVINCE/SHA-STEEL, Co.,Ltd. Patentee after: Jiangsu Shagang Steel Co.,Ltd. Patentee after: JIANGSU SHAGANG GROUP Co.,Ltd. Address before: 215624 Jiangsu Yangzi River International Metallurgical Industrial Park, Jinfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province (room 307, Shagang science and technology building) Patentee before: ZHANGJIAGANG YANGZIJIANG COLD ROLLED SHEET Co.,Ltd. Country or region before: China Patentee before: INSTITUTE OF RESEARCH OF IRON & STEEL, JIANGSU PROVINCE/SHA-STEEL, Co.,Ltd. Patentee before: ZHANGJIAGANG HONGCHANG STEEL PLATE Co.,Ltd. Patentee before: JIANGSU SHAGANG GROUP Co.,Ltd. |
|
CP03 | Change of name, title or address |