RU2010141623A - METHOD OF AUTO-BODY STEEL Smelting in an Arc Steelmaking Furnace - Google Patents
METHOD OF AUTO-BODY STEEL Smelting in an Arc Steelmaking Furnace Download PDFInfo
- Publication number
- RU2010141623A RU2010141623A RU2010141623/02A RU2010141623A RU2010141623A RU 2010141623 A RU2010141623 A RU 2010141623A RU 2010141623/02 A RU2010141623/02 A RU 2010141623/02A RU 2010141623 A RU2010141623 A RU 2010141623A RU 2010141623 A RU2010141623 A RU 2010141623A
- Authority
- RU
- Russia
- Prior art keywords
- furnace
- auto
- metal
- bath
- pig iron
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract 4
- 239000010959 steel Substances 0.000 title claims abstract 4
- 238000003723 Smelting Methods 0.000 title claims abstract 3
- 238000000034 method Methods 0.000 title claims abstract 3
- 238000009628 steelmaking Methods 0.000 title abstract 2
- 239000002184 metal Substances 0.000 claims abstract 8
- 229910052751 metal Inorganic materials 0.000 claims abstract 8
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract 4
- 229910000805 Pig iron Inorganic materials 0.000 claims abstract 4
- 229910052799 carbon Inorganic materials 0.000 claims abstract 4
- 239000007787 solid Substances 0.000 claims abstract 4
- 238000002844 melting Methods 0.000 claims abstract 3
- 230000008018 melting Effects 0.000 claims abstract 3
- 239000000203 mixture Substances 0.000 claims abstract 3
- 238000005275 alloying Methods 0.000 claims abstract 2
- 229910052786 argon Inorganic materials 0.000 claims abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract 2
- 238000005097 cold rolling Methods 0.000 claims abstract 2
- 239000007788 liquid Substances 0.000 claims abstract 2
- 239000000463 material Substances 0.000 claims abstract 2
- 230000003647 oxidation Effects 0.000 claims abstract 2
- 238000007254 oxidation reaction Methods 0.000 claims abstract 2
- 230000001590 oxidative effect Effects 0.000 claims abstract 2
- 239000001301 oxygen Substances 0.000 claims abstract 2
- 229910052760 oxygen Inorganic materials 0.000 claims abstract 2
- 239000002893 slag Substances 0.000 claims abstract 2
- 239000000654 additive Substances 0.000 claims 1
- 230000000996 additive effect Effects 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 238000010891 electric arc Methods 0.000 claims 1
- 230000002045 lasting effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000010926 purge Methods 0.000 claims 1
- 238000010079 rubber tapping Methods 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 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
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
Способ выплавки автокузовной стали в дуговой сталеплавильной печи, включающий подачу в печь металлической шихты, расплавление, окислительный период, выпуск плавки с оставлением шлака и части металла в печи, присадку в ковш во время выпуска твердой шлакообразующей смеси, раскислителей и легирующих, отличающийся тем, что в качестве металлической шихты используют 30…35% жидкого передельного чугуна, 5…10% твердого чушкового чугуна и 60…65% обрези листового проката стали автокузовных марок цехов холодной прокатки, во время окислительного периода производят вдувание углерода, содержащего материала с расходом 60…100 кг/мин, продувку ванны кислородом проводят до получения остаточного содержания углерода не более 0,03%, по окончании проводят перемешивание ванны аргоном через донные пробки продолжительностью не менее 5 мин с интенсивностью не менее 60 л/мин. A method for smelting auto-body steel in an arc steel-making furnace, including feeding a metal charge into the furnace, melting, an oxidizing period, tapping out with leaving slag and part of the metal in the furnace, adding into a ladle during tapping a solid slag-forming mixture, deoxidizers and alloying agents, characterized in that as a metal charge, 30 ... 35% of liquid pig iron, 5 ... 10% of solid pig iron and 60 ... 65% of sheet metal scrap from auto-body brands of cold rolling shops are used; during the oxidation period, carbon containing material is injected at a rate of 60 ... 100 kg / min, the bath is purged with oxygen until a residual carbon content of no more than 0.03% is obtained, at the end the bath is stirred with argon through the bottom plugs for at least 5 minutes with an intensity of at least 60 l / min.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2010141623/02A RU2455367C2 (en) | 2010-10-11 | 2010-10-11 | Method to produce automobile-body steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2010141623/02A RU2455367C2 (en) | 2010-10-11 | 2010-10-11 | Method to produce automobile-body steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2010141623A true RU2010141623A (en) | 2012-04-20 |
| RU2455367C2 RU2455367C2 (en) | 2012-07-10 |
Family
ID=46032237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2010141623/02A RU2455367C2 (en) | 2010-10-11 | 2010-10-11 | Method to produce automobile-body steel |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2455367C2 (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2034088C1 (en) * | 1992-11-12 | 1995-04-30 | Кириленко Виктор Петрович | Cold-rolled steel for deep drawing |
| RU2237101C1 (en) * | 2003-06-05 | 2004-09-27 | Открытое акционерное общество "Северсталь" | Steel for deep drawing and article made from the same (variants) |
| RU2395616C2 (en) * | 2008-07-21 | 2010-07-27 | Открытое акционерное общество "Магнитогорский металлургический комбинат" | Low carbon cold rolled automobile body sheet steel for deep punching |
-
2010
- 2010-10-11 RU RU2010141623/02A patent/RU2455367C2/en active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2455367C2 (en) | 2012-07-10 |
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