【摘要】 论述了定向凝固高温合金的概念和特色,总结了国内外定向凝固高温合金的发展历程。分析了化学成分、制备技术以及热处理工艺对定向凝固合金组织及性能的影响。更多还原

【Abstract】 The conception and characteristic of directionally solidified super-alloys were discussed, and the development of directionally solidified super-alloys in the world was summarized. The influence of composition, preparation technique and heat treatment on microstructure and properties of directionally solidified super-alloys was analyzed.更多还原