A novel hole cold-expansion method and its effect on surface integrity of nickel-based superalloy
XianCao Ping, ZhangShuang Liu, Xue-Lin Lei*(
), Run-Zi Wang, Xian-Cheng Zhang*(), Shan-Tung Tu
), Run-Zi Wang, Xian-Cheng Zhang*(), Shan-Tung Tu
.
Fig. 7.. The microhardness evolution curves with varied depth from the hole wall at different expansion degrees.
