JPH01290781A - Ceramic fiber reinforced material - Google Patents
Ceramic fiber reinforced materialInfo
- Publication number
- JPH01290781A JPH01290781A JP11922988A JP11922988A JPH01290781A JP H01290781 A JPH01290781 A JP H01290781A JP 11922988 A JP11922988 A JP 11922988A JP 11922988 A JP11922988 A JP 11922988A JP H01290781 A JPH01290781 A JP H01290781A
- Authority
- JP
- Japan
- Prior art keywords
- alloy
- ceramic fiber
- reinforced
- coated
- fiber reinforced
- 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
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明はセラミックス繊維強化材料に関し、特に表層の
みを同材料とした耐摩耗、耐エロージヨン性セラミック
ス繊維強化材料に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a ceramic fiber-reinforced material, and more particularly to a wear-resistant and erosion-resistant ceramic fiber-reinforced material in which only the surface layer is made of the same material.
従来、地熱タービン、蒸気タービン等の動翼には、耐食
性、耐エロージヨン性向上を目的として、圧延及び焼結
等によって作られるスプライト薄板のろう付は被覆が施
されている。BACKGROUND ART Conventionally, rotor blades of geothermal turbines, steam turbines, etc. are coated with sprite thin plates made by rolling, sintering, etc. for the purpose of improving corrosion resistance and erosion resistance.
従来の圧延焼結等で作られ、タービン翼の被覆材として
用いられているステライト薄板は、硬さ、耐食性、耐摩
耗性、耐エロージョン性が十分なものが得られてｂない
。Stellite thin plates made by conventional rolling and sintering methods and used as coating materials for turbine blades do not have sufficient hardness, corrosion resistance, wear resistance, and erosion resistance.
本発明は上記技術水準に濫み、耐摩耗性、耐エロージヨ
ン性に優れた材料を提供しようとする本のである。The present invention is an attempt to extend the above-mentioned state of the art and provide a material with excellent wear resistance and erosion resistance.
本発明は、Ｃｏ基合金の表面にＣｏ 基合金粉末とセラ
ミックス繊維の混合粉末を塗布し、これにレーザービー
ムを照射して表層だけをセラミックス繊維強化ＯＯ基合
金複合材料としてなることを特徴とする耐摩耗、耐エロ
ージョン性セラミックス繊維強化材料である。The present invention is characterized in that a mixed powder of Co-based alloy powder and ceramic fibers is applied to the surface of a Co-based alloy, and a laser beam is irradiated onto the surface of the Co-based alloy, so that only the surface layer becomes a ceramic fiber-reinforced OO-based alloy composite material. It is a wear-resistant and erosion-resistant ceramic fiber reinforced material.
本発明において、Ｃｏ基合金としては２６０ｒ−ｓｗ−
１ａ−ｃｏ（商品名ニステライトムロ）のほか、６２０
ｏ−２７Ｏｒ−２Ｎｉ−６Ｍｏ−ＩＥＦｅ−α２５Ｃ（
問屋２１）、６７Ｃｏ−２５Ｏｒ−２−Ｍｌ−５Ｗ−Ｉ
Ｆｅ−α４００（同Ａ２８）及び３６０ｏ−２３Ｏｒ−
ａ２Ｎｉ−６Ｍ。In the present invention, the Co-based alloy is 260r-sw-
In addition to 1a-co (product name Nysterite Muro), 620
o-27Or-2Ni-6Mo-IEFe-α25C (
Wholesaler 21), 67Co-25Or-2-Ml-5W-I
Fe-α400 (same A28) and 360o-23Or-
a2Ni-6M.
−１？θ−（Ｌ４００（問屋２７）などが使用でき、ま
たセラミックス繊維（ウィスカも含む）としては、炭化
ケイ素のような炭化物系、アルミナ。-1? θ-(L400 (Wholesaler 27) etc. can be used, and ceramic fibers (including whiskers) include carbide such as silicon carbide and alumina.
チタン酸カリウムのような酸化物系、窒化ケイ素のよう
な窒化物系のものが任意に使用できる。Oxide-based materials such as potassium titanate and nitride-based materials such as silicon nitride can be used arbitrarily.
金属材料にセラミックス＃Ｒ維を均一に分散させた繊維
強化金属は、母材金属と比較して硬度、引張強度等の機
械的性質が優れており、かつ耐熱性、耐摩耗性、耐エロ
ージョン性も有していること及び金属材料の表面をレー
ザー光で溶融凝固させると急冷凝固効果によって組織の
微細化が起こり、材質の改善が図れ、耐食性、耐エロー
ジヨン性、耐摩耗性が向上することが知られている。Fiber-reinforced metal, which is made by uniformly dispersing ceramic #R fibers in a metal material, has superior mechanical properties such as hardness and tensile strength compared to the base metal, and has excellent heat resistance, abrasion resistance, and erosion resistance. When the surface of a metal material is melted and solidified with laser light, the structure becomes finer due to the rapid solidification effect, improving the material quality and improving corrosion resistance, erosion resistance, and wear resistance. Are known.
本発明のセラミックス繊維強化Ｃｏ基合金複合材は、上
記２点の効果を兼ね備えており、これをタービン翼の被
覆材として用いることにより、翼の寿命を向上させるこ
とができる。The ceramic fiber-reinforced Co-based alloy composite material of the present invention has both of the above two effects, and by using it as a coating material for a turbine blade, the life of the blade can be improved.
ＣｏＯ合金であるステライトＡ ６ （２６０ｒ−５Ｗ
−１０−Ｃｏ基）の粉末に、＋３１０ウイスカを５０ｖ
ｏｔチ添加し、溶剤に溶いて十分混練したのち厚す５１
１Ｉ＋のステライト煮６板に塗布した。CoO alloy Stellite A 6 (260r-5W
-10-Co group) powder, +310 whisker at 50v
After adding 0.5 oz.
It was applied to 6 plates of 1I+ Stellite boiled.
次に、Ｃｏ，レーザー発振器を用いて、レーザー照射幅
：５１Ｉ１ｍ、レーザー出カニ２．５に！、移動速度：
ＣＬ ５ ｍ／ｍｉｎの条件で、レーザービームを照
射し、表層をＳｉＯウィスカで強化したＣｏ基織繊維強
化金属得た。Next, using a Co laser oscillator, the laser irradiation width was 51I1m and the laser output was 2.5cm! ,Moving Speed:
A laser beam was irradiated under the condition of CL 5 m/min to obtain a Co-based fiber-reinforced metal whose surface layer was reinforced with SiO whiskers.
第１図はレーザービーム照射方法を示す概略図であり、
１はＣｏＯ合金（ステライト遡６）、２はＣｏＯ合金粉
末と８１０ウイスカの混合粉末、３はレーザービーム、
４は集光レンズ、５はＨｅガス供給管、６はレーザービ
ームで照射された表層である。FIG. 1 is a schematic diagram showing the laser beam irradiation method,
1 is CoO alloy (Stellite retro 6), 2 is a mixed powder of CoO alloy powder and 810 whisker, 3 is laser beam,
4 is a condensing lens, 5 is a He gas supply pipe, and 6 is a surface layer irradiated with a laser beam.
本発明により表層のみがセラミックス繊維強化された材
料よりなるＣｏ基合金が得られ、該合金は耐摩耗性、耐
エロージヨン性に優れているのでタービン翼の被覆材と
して極めて有意義なものである。According to the present invention, a Co-based alloy made of a material in which only the surface layer is reinforced with ceramic fibers is obtained, and this alloy has excellent wear resistance and erosion resistance, and is therefore extremely useful as a coating material for turbine blades.
第１図は本発明セラミックス繊維強化材料をＩｉｌ造す
るレーザービーム照射方法を説明するための概略図であ
る。FIG. 1 is a schematic diagram for explaining a laser beam irradiation method for manufacturing the ceramic fiber-reinforced material of the present invention.
Claims (1)
維の混合粉末を塗布し、これにレーザービームを照射し
て表層だけをセラミックス繊維強化Ｃｏ基合金複合材料
としてなることを特徴とする耐摩耗、耐エロージョン性
セラミックス繊維強化材料。A wear-resistant and resistant material characterized by applying a mixed powder of Co-based alloy powder and ceramic fibers to the surface of a Co-based alloy and irradiating it with a laser beam to make only the surface layer a ceramic fiber-reinforced Co-based alloy composite material. Erosion ceramic fiber reinforced material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11922988A JPH01290781A (en) | 1988-05-18 | 1988-05-18 | Ceramic fiber reinforced material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11922988A JPH01290781A (en) | 1988-05-18 | 1988-05-18 | Ceramic fiber reinforced material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01290781A true JPH01290781A (en) | 1989-11-22 |
Family
ID=14756154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11922988A Pending JPH01290781A (en) | 1988-05-18 | 1988-05-18 | Ceramic fiber reinforced material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01290781A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH024981A (en) * | 1988-06-23 | 1990-01-09 | Ishikawajima Harima Heavy Ind Co Ltd | Ceramic coating method |
| CN103572279A (en) * | 2013-10-16 | 2014-02-12 | 浙江机电职业技术学院 | Composite manufacturing technology for metal fiber-reinforced wearing piece |
| CN105861962A (en) * | 2016-04-20 | 2016-08-17 | 苏州蔻美新材料有限公司 | Composite material for preparing dental crown forceps for teeth and preparation method of composite material |
-
1988
- 1988-05-18 JP JP11922988A patent/JPH01290781A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH024981A (en) * | 1988-06-23 | 1990-01-09 | Ishikawajima Harima Heavy Ind Co Ltd | Ceramic coating method |
| CN103572279A (en) * | 2013-10-16 | 2014-02-12 | 浙江机电职业技术学院 | Composite manufacturing technology for metal fiber-reinforced wearing piece |
| CN103572279B (en) * | 2013-10-16 | 2015-11-18 | 浙江机电职业技术学院 | Wearing piece metal fiber reinforced compound manufacture process |
| CN105861962A (en) * | 2016-04-20 | 2016-08-17 | 苏州蔻美新材料有限公司 | Composite material for preparing dental crown forceps for teeth and preparation method of composite material |
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