3D打印医用钛合金多孔材料力学性能研究进展

李述军, 侯文韬, 郝玉琳, 杨锐

Research Progress on the Mechanical Properties of the Biomedical Titanium Alloy Porous Structures Fabricated by 3D Printing Technique

LI Shujun, HOU Wentao, HAO Yulin, YANG Rui

图4 不同密度Ti-6Al-4V合金多孔材料的最大应力-疲劳寿命(S-N)曲线及相对疲劳强度与相对密度的关系[22]

Fig.4 Maximum stress-fatigue life (S-N) curves of the Ti-6Al-4V mesh arrays with different densities (a) and plots of relative compressive fatigue strength versus relative density (b)[22] (σcomf—compressive fatigue strength of Ti-6Al-4V mesh arrays, σ0—compressive strength of Ti-6Al-4V, ρ—density of Ti-6Al-4V mesh arrays, ρ0—density of Ti-6Al-4V)