电弧熔丝增材制造Mg/Mg双金属的组织与力学性能

韩启飞, 狄兴隆, 郭跃岭, 叶水俊, 郑元翾, 刘长猛

Microstructure and Mechanical Properties of Mg/Mg Bimetals Fabricated by Wire Arc Additive Manufacturing

HAN Qifei, DI Xinglong, GUO Yueling, YE Shuijun, ZHENG Yuanxuan, LIU Changmeng

图7 3组拉伸试样的室温(20 ℃)真应力-真应变曲线、力学性能统计图及应力-应变双对数拟合曲线

Fig.7 Room temperature (20 oC) tensile true stress-true strain (σ-ε) curves (a), mechanical property histogram (b), and lnσ-lnε double logarithmic fitting curves (c) of three tensile specimens (n—harding index, YS—yield strength, UTS—ultmate tensile strength, EL—elongation)