动态塑性变形对商用纯钛微观结构和氢致开裂行为的影响

李兴斌, 雷蕴博, 高栋, 于泽, 董福宇, 周宇

Effect of Dynamic Plastic Deformation on Microstructure and Hydrogen-induced Cracking Behavior of Commercially Pure Titanium

LI Xingbin, LEI Yunbo, GAO Dong, YU Ze, DONG Fuyu, ZHOU Yu

表1 动态塑性变形样品中孪晶界的比例

Table 1 Frequencies of twinning boundaries in TA1 after DPD

Type of twin	Misorientation angle and axis	Frequency of twin
{11 $\bar{2}$ 2}	64.4°<10 $\bar{1}$ 0>	20.7%
{10 $\bar{1}$ 2}	85°<1 $\bar{2}$ 10>	7.04%
{11 $\bar{2}$ 3}	86.8°<1 $\bar{2}$ 10>	6.84%
Total	-	34.58%