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Effects of 5%Ni addition on thermal stability and crystallization behavior of Mg65Cu25Tb10 bulk metallic glass QIN Wei-dong(秦卫东)1, LI Jin-shan(李金山)1, KOU Hong-chao(寇宏超)1, GU Xiao-feng(顾晓峰)2, XUE...; Abstract: The effects of 5%Ni addition on the glass forming ability, thermal stability and crystallization behavior......
Wavelet analysis of acoustic emission signals from thermal barrier coatings YANG Li(杨 丽), ZHOU Yi-chun(周益春) Key Laboratory for Advanced Materials and Rheological Properties of Ministry... to the analysis of acoustic emission signals collected during tensile test of the ZrO2-8% Y2O3 (YSZ) thermal barrier coatings (TBCs). The acoustic emission signals are de-noised using the Daubechies discrete......
Void damage evolution of LF6 aluminum alloy welded joints under external load and thermal cycling conditions MI Guo-fa(米国发)1, ZHAO Da-wei(赵大为)1, DONG Cui-fen(董翠粉)1, NIU Ji-tai(牛济泰)1, 2, JIN Cheng... aerospace thermal cycling tests, the effect of thermal cycle on the void damage evolution mechanism of LF6 aluminum alloy welded joint was investigated. The results show that micro-voids form around......
Effect of thermal annealing on the microstructure, mechanical properties and residual stress relaxation of pure titanium after deep rolling treatmentJie Huang1,Kai-Ming Zhang1,Yun-Fei Jia1,Cheng...-Sen University摘 要:The aim of this paper was to investigate the effect of thermal annealing on the microstructure, mechanical properties, and residual......
Microstructure evolution and thermal stability of nanocrystalline Cu-Nb alloys during heat treatment LEI Ruo-shan(雷若姗), WANG Ming-pu(汪明朴), GUO Ming-xing(郭明星), LI Zhou(李 周), DONG Qi-yi(董琦祎...; Abstract: The microstructure evolution and high thermal stability......
Failure mechanism of EB-PVD thermal barrier coatings on NiAl substrate LI He-fei(李合非), GUO Hong-bo(郭洪波), GONG Sheng-kai(宫声凯) School of Materials Science and Engineering, Beihang University... oxidation behaviors of thermal barrier coatings on β-NiAl substrate were investigated in 1 h thermal cycles at 1 200 ℃ in air. The results show that the samples fail after 80-100 cycles. Sub......
J. Cent. South Univ. (2012) 19: 887-891 DOI: 10.1007/s11771-012-1088-0 Fabrication and plasma arc thermal shock resistance of HfB2-based ultra high temperature ceramics WENG Ling(翁凌)1, HAN Wen-bo(韩文波... and the thermal shock resistances were evaluated by plasma arc heater. The results indicate that the composite with AlN as sintering additive has a denser and finer microstructure than composite without......
of γ′ in superalloy. It should be mentioned that octet splitting structure[4,5] and raft[6-10] were observed in the thermal exposure, heat-treatment, creep and mechanical fatigue tests... Morphological evolution of γ′ phase in K465 superalloy during thermal fatigue Yang Jin-xia(杨金侠)1,2, Zheng Qi(郑 启)1, Sun Xiao-feng(孙晓峰)1, Guan Heng-rong(管恒荣)1, Hu Zhuang-qi(胡壮麒)1 1.Institute......
is considered as pure heat conduction, there is little influence of the heater injection power on the identification of the ground thermal conductivity. For practical test, the identified thermal...J. Cent. South Univ. (2012) 19: 816-823 DOI: 10.1007/s11771-012-1077-3 Numerical and experimental evaluation on methods for parameter identification of thermal response tests WANG Feng-hao(王沣浩)1......
Modification of NiCoCrAlY with Pt: Part Ⅱ. Application in TBC with pure metastable tetragonal(t’) phase YSZ and thermal cycling behaviorChuntang Yu1,2,He Liu1,2,Chengyang Jiang1,3,Zebin..." name="ChDivSummary">A thermal barrier coating system comprising Pt-modified NiCoCrAlY bond coating and nanostructured 4mol.% yttria stabilized zirconia(4YSZ, hereafter) top coat was fabricated......
