Research Article
Microstructures and Mechanical Properties of Al/Fe and Cu/Fe Joints by Continuous Drive Friction Welding
Figure 5
Microstructures of Al/Fe welding region metallurgical reaction layer under: (a) 20; (b) 28; (c) 36; (d) 44 MPa.
(a) |
(b) |
(c) |
(d) |