JPH0396343U - - Google Patents
Info
- Publication number
- JPH0396343U JPH0396343U JP288490U JP288490U JPH0396343U JP H0396343 U JPH0396343 U JP H0396343U JP 288490 U JP288490 U JP 288490U JP 288490 U JP288490 U JP 288490U JP H0396343 U JPH0396343 U JP H0396343U
- Authority
- JP
- Japan
- Prior art keywords
- molten steel
- vacuum degassing
- iron plate
- core iron
- life
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000007654 immersion Methods 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000009849 vacuum degassing Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims 5
- 239000010959 steel Substances 0.000 claims 5
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 2
- 239000011449 brick Substances 0.000 claims 2
- 238000005507 spraying Methods 0.000 claims 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N chromium(III) oxide Inorganic materials O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Description
第１図から第３図は本考案の実施例を示し、第
１図は本考案の溶射被覆を有する浸漬管の断面説
明図、第２図は本考案の中子鉄板表面の溶射被膜
の縦断面図、第３図は使用後の本考案の浸漬管の
中子鉄板の展開図、第４図は真空脱ガス装置の全
体の説明図、第５図は従来の浸漬管の構造を示す
縦断面図、第６図は使用後の従来の浸漬管の中子
鉄板の展開図である。
１……真空脱ガス装置、４……浸潰管、９……
中子鉄板、１０……支持ボルト、１１……環状耐
火煉瓦、１２……スタツド、１３……ラス金網、
１４……キヤスタブル、１５……溶射被膜、１６
……ボンドコート、１７……アンダーコート、１
８……トツプコート（セラミツクス溶射被膜）
Figures 1 to 3 show embodiments of the present invention; Figure 1 is a cross-sectional explanatory diagram of an immersion tube having a thermally sprayed coating of the present invention; and Figure 2 is a longitudinal cross-section of the thermally sprayed coating on the surface of a core iron plate of the present invention. 3 is a developed view of the core iron plate of the immersion tube of the present invention after use, 4 is an explanatory diagram of the entire vacuum degassing device, and 5 is a longitudinal section showing the structure of a conventional immersion tube. The plan view and FIG. 6 are developed views of the core iron plate of the conventional immersion tube after use. 1... Vacuum degassing device, 4... Soaking tube, 9...
Core iron plate, 10... Support bolt, 11... Annular firebrick, 12... Stud, 13... Lath wire mesh,
14...castable, 15...sprayed coating, 16
...Bond coat, 17...Undercoat, 1
8...Top coat (ceramics sprayed coating)
Claims (1)
を有し、このキヤスタブル耐火物内に中子鉄板を
有する溶鋼の真空脱ガス装置の浸漬管において、
上記中子鉄板の両面および環状耐火煉瓦用の支持
金物の表面に耐熱性、耐溶鋼濡れ性に優れた溶射
被覆を有する、溶鋼の真空脱ガス装置の長寿命浸
漬管。 ２ 耐熱性、耐溶鋼濡れ性の溶射被膜が、Ａｌ２
Ｏ３−Ｃｒ２Ｏ３またはＺｒＯ２−Ｙ２Ｏ３系の
溶射被膜である請求項１記載の溶鋼の真空脱ガス
装置の長寿命浸漬管。[Scope of Claim for Utility Model Registration] 1. In an immersion pipe for a vacuum degassing device for molten steel, which has a castable refractory layer on the outer periphery of an annular refractory brick and a core iron plate within the castable refractory,
A long-life immersion tube for a vacuum degassing device for molten steel, which has a thermal spray coating with excellent heat resistance and molten steel wettability on both sides of the core iron plate and on the surface of the supporting metal for the annular refractory brick. 2 The heat-resistant, molten steel wettability thermal spray coating is made of Al 2
The long-life immersion tube for a vacuum degassing apparatus for molten steel according to claim 1, which is a thermally sprayed coating of O3 - Cr2O3 or ZrO2 - Y2O3 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP288490U JPH0396343U (en) | 1990-01-17 | 1990-01-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP288490U JPH0396343U (en) | 1990-01-17 | 1990-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0396343U true JPH0396343U (en) | 1991-10-02 |
Family
ID=31506729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP288490U Pending JPH0396343U (en) | 1990-01-17 | 1990-01-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0396343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4733420B2 (en) * | 2005-04-26 | 2011-07-27 | 黒崎播磨株式会社 | Immersion tube for vacuum degassing equipment |
-
1990
- 1990-01-17 JP JP288490U patent/JPH0396343U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4733420B2 (en) * | 2005-04-26 | 2011-07-27 | 黒崎播磨株式会社 | Immersion tube for vacuum degassing equipment |
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