退火温度对冷轧<strong>Ti-13V-3Al-0.5Cu</strong>形状记忆合金组织结构与马氏体相变的影响

退火温度对冷轧Ti-13V-3Al-0.5Cu形状记忆合金组织结构与马氏体相变的影响

孙馗善, 李珺, 孟祥龙, 蔡伟

Effect of Annealing Temperature on Microstructure and Martensitic Transformation of Cold Rolled Ti-13V-3Al-0.5Cu Shape Memory Alloy

SUN Kuishan, LI Jun, MENG Xianglong, CAI Wei

表2 马氏体变体与母相的晶格畸变矩阵

Table 2 Lattice distortion matrix for six lattice corresponding variants

C.V.	T_i	C.V.	T_i
CV1	$(\begin{matrix} 0.9374 & 0 & 0 \\ 0 & 1.0051 & - 0.0032 \\ 0 & - 0.0032 & 1.0051 \end{matrix})$	CV2	$(\begin{matrix} 0.9374 & 0 & 0 \\ 0 & 1.0051 & 0.0032 \\ 0 & 1.0051 & 0.0032 \end{matrix})$
CV3	$(\begin{matrix} 1.0051 & 0 & 0.0032 \\ 0 & 0.9374 & 0 \\ 0.0032 & 0 & 1.0051 \end{matrix})$	CV4	$(\begin{matrix} 1.0051 & 0 & - 0.0032 \\ 0 & 0.9374 & 0 \\ - 0.0032 & 0 & 1.0051 \end{matrix})$
CV5	$(\begin{matrix} 1.0051 & 0.0032 & 0 \\ 0.0032 & 1.0051 & 0 \\ 0 & 0 & 0.9374 \end{matrix})$	CV6	$(\begin{matrix} 1.0051 & - 0.0032 & 0 \\ - 0.0032 & 1.0051 & 0 \\ 0 & 0 & 0.9374 \end{matrix})$