含缺陷金属Ti力学性能的模拟研究

梁力, 马明旺, 谈效华, 向伟, 王远, 程焰林

A SIMULATION STUDY OF MECHANICAL PROPER-TIES OF METAL Ti SAMPLE WITH DEFECTS

LIANG Li, MA Mingwang, TAN Xiaohua, XIANG Wei, WANG Yuan, CHENG Yanlin

表4 含杂质He原子金属Ti样品在不同拉伸应变速率下的Young's模量、抗拉强度与断裂应变

Table 4 Young's moduli, tensile strengths and fracture strains of metal Ti samples with different impurity He atom concentrations

Impurity He atom concentration / % Young's modulus / GPa Tensile strength / GPa Fracture strain 0 130.08 10.68 0.133 0.3 125.62 8.95 0.094 0.8 125.48 7.93 0.084 1.3 123.24 6.93 0.080 1.6 121.76 6.57 0.089 3.1 114.67 6.33 0.079