CN113817897A - 一种rh高效冶炼的方法 - Google Patents
一种rh高效冶炼的方法 Download PDFInfo
- Publication number
- CN113817897A CN113817897A CN202111185619.0A CN202111185619A CN113817897A CN 113817897 A CN113817897 A CN 113817897A CN 202111185619 A CN202111185619 A CN 202111185619A CN 113817897 A CN113817897 A CN 113817897A
- Authority
- CN
- China
- Prior art keywords
- ladle
- steel
- molten steel
- speed
- treatment
- 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
- 238000000034 method Methods 0.000 title claims abstract description 50
- 238000003723 Smelting Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 87
- 239000010959 steel Substances 0.000 claims abstract description 87
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910052786 argon Inorganic materials 0.000 claims abstract description 29
- 238000007664 blowing Methods 0.000 claims abstract description 29
- 238000003780 insertion Methods 0.000 claims abstract description 22
- 230000037431 insertion Effects 0.000 claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 10
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 7
- 238000010079 rubber tapping Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 3
- 238000007872 degassing Methods 0.000 description 11
- 238000005261 decarburization Methods 0.000 description 10
- 238000005275 alloying Methods 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 238000000265 homogenisation Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 229910000628 Ferrovanadium Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- UQZIWOQVLUASCR-UHFFFAOYSA-N alumane;titanium Chemical compound [AlH3].[Ti] UQZIWOQVLUASCR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
- PNXOJQQRXBVKEX-UHFFFAOYSA-N iron vanadium Chemical compound [V].[Fe] PNXOJQQRXBVKEX-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009489 vacuum treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- C21C7/04—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
- C21C7/068—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
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/072—Treatment with gases
-
- 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
-
- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
-
- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- 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
钢种 | C,wt% | Si,wt% | Mn,wt% | V,wt% | Ti,wt% | Als,wt% | 余量 |
重轨钢U75V | 0.71~0.80 | 0.5~0.8 | 0.7~1.05 | 0.04~0.12 | 0 | 0 | Fe |
超低碳钢IF钢 | 0.003 | 0.02 | 0.1~0.25 | 0 | 0.05~0.075 | 0.03~0.06 | Fe |
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111185619.0A CN113817897B (zh) | 2021-10-12 | 2021-10-12 | 一种rh高效冶炼的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111185619.0A CN113817897B (zh) | 2021-10-12 | 2021-10-12 | 一种rh高效冶炼的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113817897A true CN113817897A (zh) | 2021-12-21 |
CN113817897B CN113817897B (zh) | 2023-02-03 |
Family
ID=78916407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111185619.0A Active CN113817897B (zh) | 2021-10-12 | 2021-10-12 | 一种rh高效冶炼的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113817897B (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05247521A (ja) * | 1992-03-05 | 1993-09-24 | Nkk Corp | 溶鋼の真空脱ガス方法及びその装置 |
JPH06179907A (ja) * | 1992-12-15 | 1994-06-28 | Kawasaki Steel Corp | Rh脱ガス処理における取鍋スラグの改質方法 |
JPH06299227A (ja) * | 1993-04-14 | 1994-10-25 | Kawasaki Steel Corp | Rh式脱ガス装置による極低炭素鋼の製造方法 |
JPH1060521A (ja) * | 1996-08-15 | 1998-03-03 | Nippon Steel Corp | 高純度高清浄度溶鋼の真空処理方法 |
JP2000192131A (ja) * | 1998-12-22 | 2000-07-11 | Nippon Steel Corp | 溶鋼の減圧精錬方法 |
CN1718759A (zh) * | 2005-07-27 | 2006-01-11 | 东北大学 | 一种改良的循环式钢液真空精炼方法和装置 |
JP2019014944A (ja) * | 2017-07-07 | 2019-01-31 | 新日鐵住金株式会社 | 鋼の溶製方法 |
-
2021
- 2021-10-12 CN CN202111185619.0A patent/CN113817897B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05247521A (ja) * | 1992-03-05 | 1993-09-24 | Nkk Corp | 溶鋼の真空脱ガス方法及びその装置 |
JPH06179907A (ja) * | 1992-12-15 | 1994-06-28 | Kawasaki Steel Corp | Rh脱ガス処理における取鍋スラグの改質方法 |
JPH06299227A (ja) * | 1993-04-14 | 1994-10-25 | Kawasaki Steel Corp | Rh式脱ガス装置による極低炭素鋼の製造方法 |
JPH1060521A (ja) * | 1996-08-15 | 1998-03-03 | Nippon Steel Corp | 高純度高清浄度溶鋼の真空処理方法 |
JP2000192131A (ja) * | 1998-12-22 | 2000-07-11 | Nippon Steel Corp | 溶鋼の減圧精錬方法 |
CN1718759A (zh) * | 2005-07-27 | 2006-01-11 | 东北大学 | 一种改良的循环式钢液真空精炼方法和装置 |
JP2019014944A (ja) * | 2017-07-07 | 2019-01-31 | 新日鐵住金株式会社 | 鋼の溶製方法 |
Also Published As
Publication number | Publication date |
---|---|
CN113817897B (zh) | 2023-02-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105543678B (zh) | 一种含硼高强度免退火紧固件用钢盘条及其制备方法 | |
CN105296731B (zh) | 提升厚规格高强钢板冲击韧性的生产方法 | |
CN110951944A (zh) | 一种高强度、高硬度在线热处理稀土钢轨材料及其生产方法 | |
CN108893576B (zh) | 焊条钢h08a的冶炼方法 | |
CN111876688A (zh) | 一种高氮含硫易切削钢的冶炼方法 | |
CN109252010B (zh) | 控制if钢顶渣氧化性的冶炼方法 | |
CN105132616B (zh) | 一种避免法兰用钢表面产生裂纹的方法 | |
CN109554605A (zh) | 一种ld-rh工艺生产超低碳钢的氧化物夹杂控制方法 | |
CN109161815A (zh) | 一种高磷if钢及其冶炼方法 | |
CN111041352B (zh) | 一种切割金刚线用盘条炉外精炼生产方法 | |
CN102851455A (zh) | 一种生产高氮if钢的方法 | |
US3793000A (en) | Process for preparing killed low carbon steel and continuously casting the same, and the solidified steel shapes thus produced | |
CN113817897B (zh) | 一种rh高效冶炼的方法 | |
CN112626312B (zh) | 一种降低RH单联工艺低碳铝镇静钢Al2O3夹杂的方法 | |
CN111979377B (zh) | 一种使用高温气流回收rh真空槽冷钢的方法 | |
CN113621759B (zh) | 一种采用氢气提高rh精炼效果的方法 | |
CN112391573B (zh) | 一种钛微合金化45号钢特厚板的冶炼方法 | |
US3417463A (en) | Method of producing steel for sheets to be enamelled by the single-coat method | |
CN112626416A (zh) | 一种提高rh冶炼超低碳低合金钢时生产效率的方法 | |
CN113913580A (zh) | 一种超低碳低铝结构钢水的生产方法 | |
CN117660726B (zh) | 一种高强度工程机械用钢稀土处理方法 | |
CN115710615B (zh) | 采用rh炉生产高锰钢的方法及高锰钢 | |
CN115216587B (zh) | 一种改善高碳铬轴承钢大型模铸钢锭锻材成分与组织均匀性的方法及高碳铬轴承钢 | |
CN113584259B (zh) | 一种rh炉洗炉的方法 | |
JPH04141512A (ja) | Ph法による極低炭素鋼の溶製方法 |
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 | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231206 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: 610041 No. 1006, floor 10, unit 1, building 17, No. 89, Hezuo Road, high tech Zone, Chengdu, Sichuan Patentee before: PANGANG GROUP RESEARCH INSTITUTE Co.,Ltd. |
|
TR01 | Transfer of patent right |