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

Shiwei Ci, Jingjing Liang, Jinguo Li, Yizhou Zhou, Xiaofeng Sun

Table 1 Main chemical composition of DD32 alloy (wt%).

C Cr Co W Mo Al Nb Ta Re Ni 0.12-0.18 4.30-5.60 8.00-10.00 7.70-9.50 0.80-1.40 5.60-6.30 1.40-1.80 3.50-4.50 3.50-4.50 Bal.