新型高温合金粉末MCrAlYTa的制备及应用  

Preparation and Applications of New High-temperature Alloy Powder MCrAlYTa

作　　者：陈美英[1] 胡敦芫[1] 刘炜[1] 王虎年[1] 

机构地区：[1]北京矿冶研究总院金属材料研究所,北京100044

出　　处：《热加工工艺》2005年第9期14-15,19,共3页Hot Working Technology

摘　　要：为了满足发动机高推比的要求,采用真空雾化制粉技术研究开发了一种新型的高温合金粉末―MCrAlYTa。探讨了该粉末的冶炼雾化工艺,同时用SEM对不同状态MCrAlYTa的显微组织进行了分析,阐述了MCrAlYTa合金的应用。To Satisfy the needs of engine,a new high-temperature alloy powder MCrAlYTa was developed by spray-forming.The technological references in the process of smelting atomization of the alloy powder MCrAlYTa was inquired,the microstructures of them were analyzed with SEM and the qpplications of the sprayed powder MCrAlYTa were expatiated.

关 键 词：高温合金粉末 冶炼雾化 显微组织 

分 类 号：TG132.32[一般工业技术—材料科学与工程]