微观组织演变对细晶Mg-Y-Nd合金超塑性性能的影响

曹耿华,郑振兴,刘一雄,王敏,李纬华

Influence of Microstructure Evolution on Superplastic Properties of Fine-grained Mg-Y-Nd Alloy

Genghua CAO,Zhenxing ZHENG,Yixiong LIU,Min WANG,Weihua LI

图7 SFSP试样在不同测试条件下的超塑性性能和微观组织演变数据汇总

Fig.7 Elongation of the SFSP specimens (a), average grain sizes in grip region (b), average grain sizes (c) and average particle sizes in gauge region (d) of fractured specimens at different test conditions