耦合孪生的TWIP钢单晶体塑性变形行为模拟研究

孙朝阳, 郭祥如, 黄杰, 郭宁, 王善伟, 杨竞

MODELLING OF PLASTIC DEFORMATION ON COUPLING TWINNING OF SINGLE CRYSTAL TWIP STEEL

SUN Chaoyang, GUO Xiangru, HUANG Jie, GUO Ning, WANG Shanwei, YANG Jing

表1 孪生诱导塑性(TWIP)钢12个滑移系的滑移面和滑移方向

Table 1 Slip planes and slip directions for twinning induced plasticity (TWIP) steel with 12 slip systems

Slip system	Slip plane	Slip direction	Slip system	Slip plane	Slip direction
a₁	$\begin{matrix} (111) \end{matrix}$	$\begin{matrix} [01 \overset{?}{1}] \end{matrix}$	b₁	$\begin{matrix} (\overset{?}{1} \overset{?}{1} 1) \end{matrix}$	$\begin{matrix} [0 \overset{?}{1} \overset{?}{1}] \end{matrix}$
a₂	$\begin{matrix} (1 11) \end{matrix}$	$\begin{matrix} [\overset{?}{1} 01] \end{matrix}$	b₂	$\begin{matrix} (\overset{?}{1} \overset{?}{1} 1) \end{matrix}$	$\begin{matrix} [10 1] \end{matrix}$
a₃	$\begin{matrix} (111) \end{matrix}$	$\begin{matrix} [1 \overset{?}{1} 0] \end{matrix}$	b₃	$\begin{matrix} (\overset{?}{1} \overset{?}{1} 1) \end{matrix}$	$\begin{matrix} [\overset{?}{1} 10] \end{matrix}$
c₁	$\begin{matrix} (\overset{?}{1} 11) \end{matrix}$	$\begin{matrix} [0 1 \overset{?}{1}] \end{matrix}$	d₁	$\begin{matrix} (1 \overset{?}{1} 1) \end{matrix}$	$\begin{matrix} [0 \overset{?}{1} \overset{?}{1}] \end{matrix}$
c₂	$\begin{matrix} (\overset{?}{1} 11) \end{matrix}$	$\begin{matrix} [101] \end{matrix}$	d₂	$\begin{matrix} (1 \overset{?}{1} 1) \end{matrix}$	$\begin{matrix} [\overset{?}{1} 0 1] \end{matrix}$
c₃	$\begin{matrix} (\overset{?}{1} 11) \end{matrix}$	$\begin{matrix} [\overset{?}{1} \overset{?}{1} 0] \end{matrix}$	d₃	$\begin{matrix} (1 \overset{?}{1} 1) \end{matrix}$	$\begin{matrix} [110] \end{matrix}$