粉末粒度对钛合金闭式叶轮成形的影响
尚学文, 崔潇潇, 徐磊, 卢正冠

Effect of Powder Particle Size on Forming Titanium Alloy Shrouded Impeller
SHANG Xuewen, CUI Xiaoxiao, XU Lei, LU Zhengguan
图9 Ti-5Al-2.5Sn ELI合金低温变形组织中的孪晶分布
Fig.9 Twin distributions in cryogenic deformed microstructures of Ti-5Al-2.5Sn ELI alloy at 77 K (a) and 20 K (b)