Basic theory of laser advanced manufacturing mechanics

 

Microstructure evolution and 2-D microhardness distribution for surface of dies by laser transformation hardening

 


Laser deep-penetration welding of dissimilar metal of Ni-based cast superalloy K418 and alloy medium carbon tempered steel 42CrMo  
 

 


 

Design of optical field to satisfy specific temperature distribution based on numerical simulation and reverse optimization.