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
表3 晶体的塑性本构模型参数
Table 3 Material parameters of the plastic constitutive model of the crystal
ParameterUnitValue
C11MPa91040
C12MPa51084
C44MPa25900
h0MPa80.6659
τsMPa46.3126
τ0MPa33.6519
q1
γ˙α0s-10.001