铌铝金属间化合物制备的研究进展  

STUDY PROGRESS OF Nb-Al INTERMETALLIC COMPOUND PREPARATION

作　　者：王娜[1] 黄凯[1] 

机构地区：[1]北京科技大学冶金与生态工程学院,北京100083

出　　处：《矿冶》2012年第2期47-52,共6页Mining And Metallurgy

摘　　要：铌铝金属间化合物具有高熔点、低密度、良好的高温强度、良好的抗蠕变性能、耐高温氧化性和硫化性等众多优点而得到广泛关注,然而低温脆性和机械加工困难等缺点影响其广泛应用。本文介绍了铌铝金属间化合物制备方法的研究进展。Nb-Al intermetallic compound is of following advantages： high melting point,low densities,large specific strength at high temperature,large ductility or toughness,good resistance to high temperature oxidation or sulfidation,which has attracted wide attention,however,the disadvantages such as low-temperature brittleness and difficult mechanical process hinder its wide application.This article introduces the study progress of Nb-Al intermetallic compound preparation.

关 键 词：金属间化合物 Nb3Al 熔盐介质 

分 类 号：TG146.21[一般工业技术—材料科学与工程]