Project (51175002) supported by the National Natural Science Foundation of China;Project (090414156) supported by the Natural Science Foundation of Anhui Province,China
The fatigue properties of laser shock processing (LSP) on both side surfaces of fastener hole with diameter of 3 mm in the LY12CZ aluminum alloy specimens were investigated. The superficial residual stress was measu...
supported by the National Natural Science Foundation of China(Grant No.10702027);Aviation Science Funds of China(Grant No.2011ZA52016);Program for Changjiang Scholars and Innovative Research Team in University(Grant No.Irt0906)
A series of biaxial two-level variable amplitude loading tests are conducted on smooth tubular specimens of LY12CZ alumin- ium alloy. The loading paths of 90° out-of-phase, 45° out-of-phase and 45° in-phase are uti...