Advances in Materials Science and Engineering

Research Article

Microstructural Characteristics and Mechanical Properties of Friction Stir Spot Welded 2A12-T4 Aluminum Alloy

Figure 14

Schematic diagram of crack propagation of (a) shear fracture mode and (b) tensile-shear mixed fracture mode.
719306.fig.0014a
(a)
719306.fig.0014b
(b)