KR860002324A - Manufacturing method of cast steel for soft thin steel sheet - Google Patents
Manufacturing method of cast steel for soft thin steel sheetInfo
- Publication number
- KR860002324A KR860002324A KR1019840005560A KR840005560A KR860002324A KR 860002324 A KR860002324 A KR 860002324A KR 1019840005560 A KR1019840005560 A KR 1019840005560A KR 840005560 A KR840005560 A KR 840005560A KR 860002324 A KR860002324 A KR 860002324A
- Authority
- KR
- South Korea
- Prior art keywords
- molten steel
- content
- steel
- degassing
- slag
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims 7
- 239000010959 steel Substances 0.000 title claims 7
- 229910001208 Crucible steel Inorganic materials 0.000 title claims 2
- 238000004519 manufacturing process Methods 0.000 title claims 2
- 239000002893 slag Substances 0.000 claims description 5
- 238000007872 degassing Methods 0.000 claims 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims 2
- 238000005266 casting Methods 0.000 claims 2
- 238000009749 continuous casting Methods 0.000 claims 2
- 229910052786 argon Inorganic materials 0.000 claims 1
- 238000007664 blowing Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000005261 decarburization Methods 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 claims 1
- 230000023556 desulfurization Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000006837 decompression Effects 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Abstract
내용 없음No content
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.
제1도는 탈산제 투입시 탈산효율에 미치는 슬래그 탈산의 영향을 나타내는 그래프.1 is a graph showing the effect of slag deoxidation on the deoxidation efficiency when the deoxidizer is added.
제2도는 슬래그 탈산에 따른 감압처리후의 산소거동을 나타내는 그래프.2 is a graph showing the oxygen behavior after decompression treatment according to slag deoxidation.
제3도는 주편핀홀 발생과 전산소[O]t 수준과의 관계를 나타내는 그래프.3 is a graph showing the relationship between cast pinhole generation and the level of oxygen [O] t.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019840005560A KR880002484B1 (en) | 1984-09-12 | 1984-09-12 | Making process of billet for soft steel sheet by wntinuous casting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019840005560A KR880002484B1 (en) | 1984-09-12 | 1984-09-12 | Making process of billet for soft steel sheet by wntinuous casting |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860002324A true KR860002324A (en) | 1986-04-24 |
KR880002484B1 KR880002484B1 (en) | 1988-11-19 |
Family
ID=19235371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840005560A KR880002484B1 (en) | 1984-09-12 | 1984-09-12 | Making process of billet for soft steel sheet by wntinuous casting |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR880002484B1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100524606B1 (en) * | 2001-12-15 | 2005-11-02 | 주식회사 포스코 | Method for manufacturing high quality al-killed steel utilizing ca-al alloy |
-
1984
- 1984-09-12 KR KR1019840005560A patent/KR880002484B1/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100524606B1 (en) * | 2001-12-15 | 2005-11-02 | 주식회사 포스코 | Method for manufacturing high quality al-killed steel utilizing ca-al alloy |
Also Published As
Publication number | Publication date |
---|---|
KR880002484B1 (en) | 1988-11-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 19970806 Year of fee payment: 10 |
|
LAPS | Lapse due to unpaid annual fee |