<strong>5182-O</strong>铝合金屈服演化行为表征及晶体塑性模拟

5182-O铝合金屈服演化行为表征及晶体塑性模拟

尚宏春, 田中旺, 牛兰杰, 范晨阳, 张哲伟, 娄燕山

Yield Evolution Behavior Characterization and Crystal Plasticity Simulation for 5182-O Aluminum Alloy

SHANG Hongchun, TIAN Zhongwang, NIU Lanjie, FAN Chenyang, ZHANG Zhewei, LOU Yanshan

图6 3种应力状态下5182-O铝合金的pDrucker函数参数的演变

Fig.6 Evolutions of pDrucker function parameters of 5182-O aluminum alloys under three stress states
(a) anisotropic hardening parameters (

c_{1}^{'}

c_{2}^{'}

, and

c_{3}^{'}

)
(b) hardening difference parameters (a, b, and c)