%0 Journal Article
%T EFFECT OF Y ON PRECIPITATION AND MECHANICAL PROPERTIES OF Al-Li ALLOY<br>微量Y对Al—Li合金的析出相和力学性能的影响
%A GUI Quanhong
%A JIANG Xiaojun
%A MA Luming
%A LIANG Guojun
%A XING Zhongshu
%A LI Yiyi Institute of Metal Research
%A Academia Sinica
%A Shenyang research assistant Institute of Metal Research demia Shenyang
%A <br>桂全红
%A 蒋晓军
%A 马禄铭
%A 梁国军
%A 邢中枢
%A 李依依
%J 金属学报
%D 1993
%I 
%X 研究了Y(0.1、0.5wt-％)对Al-Li-Cu—Mg—Zr合金析出相与拉伸性能的影响结果表明:Y可使铸态合金晶粒细化:促进β′(Al_3Zr)相析出:抑制δ′(Al_3Li)相的长大速度:使S′(Al_2CuMg)相的分布均匀化.添加0.1％Y能改善合金塑性而不降低强度:添加0.5％Y可使强度提高而塑性不降低
%K Al-Li alloy
%K Y
%K precipitation
%K strength
%K ductility<br>析出相
%K 强度
%K 塑性
%K 铝锂合金
%K 钇
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=AB188D3B70B071C57EB64E395D864ECE&jid=B061E1135F1CBDEE96CD96C109FEAD65&aid=9D6A0706ECC1073328CC4A836113B92B&yid=D418FDC97F7C2EBA&vid=771469D9D58C34FF&iid=E158A972A605785F&sid=2A8D03AD8076A2E3&eid=B91E8C6D6FE990DB&journal_id=0412-1961&journal_name=金属学报&referenced_num=1&reference_num=4