Microstructure and tensile properties of DD32 single crystal Ni-base superalloy repaired by laser metal forming

Shiwei Ci^a^,^b, Jingjing Liang^a^,^c^,^d^,^*(

), Jinguo Li^a^,^d, Yizhou Zhou^a^,^*(

), Xiaofeng Sun^a

Fig. 1.. Laser working state (a), schematic diagram of the laser scanning path, (b) repaired DD32 alloy sample (c) and specimen geometry for tensile test (d).