Mechanical Behavior of Metallic Materials(1) PENG Xiaodong Ph.D. Professor School of materials science and Engineering Chongqing University Chongqing 400044 P.R. ChinaMechanical Behavior of Metallic Materials(1) PENG Xiaodong Ph.D., Professor School of Materials Science and Engineering Chongqing University Chongqing 400044 P.R. China