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2 含不同浓度空位金属Ti样品的Young's模量、抗拉强度与断裂应变

Table 2 Young's moduli, tensile strengths and fracture strains of metal Ti samples with different vacancy concentrations

Vacancy concentration / % Young's modulus / GPa Tensile strength / GPa Fracture strain 0 130.08 10.68 0.133 0.4 127.23 10.57 0.132 0.9 126.71 10.40 0.127 2.7 114.90 9.55 0.107 4.6 102.08 8.86 0.093 7.3 89.85 7.80 0.077 9.2 76.42 7.12 0.059