冷轧 Q 值对TA18管材塑性变形织构演变的影响

冷轧 Q 值对TA18管材塑性变形织构演变的影响

张伟, 张兵, 周军, 刘跃, 王旭峰, 杨锋, 张海芹

Influence of Cold Rolling Q Ratio on Plastic Deformation Texture Evolution of TA18 Tube

ZHANG Wei, ZHANG Bing, ZHOU Jun, LIU Yue, WANG Xufeng, YANG Feng, ZHANG Haiqin

表1 钛合金中滑移系的Taylor轴分布^[16]

Table 1 Deformation modes available in titanium and corresponding Taylor axis^[16]

Slip system	Number of variants	Taylor axis	Number of Taylor axis variants
{01 $\bar{1}$ 0}< $\bar{2}$ 110>	3	<0001>	1
{0001}< $\bar{2}$ 110>	3	<0 $\bar{1}$ 10>	3
{01 $\bar{1} \bar{1}$ }< $\bar{2}$ 110>	6	<0 $\bar{1}$ 12>	6
{01 $\bar{1}$ 1}< $\bar{1} \bar{1}$ 23>	12	<13 $\bar{8} \bar{5}$ 3>	12
{1 $\bar{2}$ 11}<11 $\bar{2}$ 3>	12	<6 $\bar{1} \bar{5}$ 3>	12
{11 $\bar{2}$ 2}<11 $\bar{2}$ 3>	6	<1 $\bar{1}$ 00>	3