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characteristics of oxidation-resistance at temperature as high as 1300℃. The coatings have been applied successfully in industry. 关键词:intermetallic compound; NiAl; Ni3Al; high temperature diffusion......
Impermeability of Tunnel Structural material after Exposure to High Temperature张风臣摘 要:<正>Impermeability of tunnel structural material after exposure to high temperature determines residual service life and security. The present study explores impermeability deterioration and water absorption change (expressed as w(T, t)) of tunnel structural......
Trans. Nonferrous Met. Soc. China 22(2012) 2379-2388 High temperature tensile properties of laser butt-welded plate of Inconel 718 superalloy with ultra-fine grains QU Feng-sheng1, LIU Xu-guang1..., Harbin 150001,China Received 9 July 2012; accepted 8 August 2012 Abstract: For successfully forming multi-sheet cylinder sandwich structure of Inconel 718 superalloy, high temperature tensile......
High Temperature LFMR in Yttrium Doped Perovskite Manganites 储成林1,林萍华1,盛晓波2,翟亚3,杨石强1,童林夙2 (1.Department of Mechanical Engineering, Southeast University, Nanjing 210096, China;2.Department... perovskite manganites were prepared. In these samples, the transition from high temperature paramagnetic insulator to low temperature ferromagnetic metal as well as the low field magnetoresistance (LFMR......
High temperature behaviors of high velocity arc sprayed Fe-Al/Cr3C2 composite coatingsWeipu Xu, Binshi Xu, Wei Zhang, and Yixiong Wu Welding Institute of Materials Science and Engineering Department... coatings were manufactured using high velocity arc spraying (HVAS) technology. The high temperature erosion, wear and corrosion resistance of the coatings were investigated. The coating properties......
High Temperature Chemical Reaction of La2O3 in H3BO3-C System吴文远,徐璟玉,彭可武,涂赣峰摘 要:The high temperature chemical reaction process of La2O3 in H3BO3-C system was studied by means of XRD and TG-DTA.The results showed that dehydration reaction of H3BO3 occurred in the temperature range of 82390 ℃;La2O3 and B2O3 reacted to form LaB3O6,LaBO3,and B4C......
ISOCHRONOUS STRESS-STRAIN CURVES OF LOW ALLOY STEEL CROSS-WELD-SPECIMEN AT HIGH TEMPERATURE Z.D.Wang1,F.Z.Xuan1,S.T.Tu1,C.W.Ma1 (1.East China University of Science and Technology, Shanghai 200237... predict the function of loading and service time in use of the creep data of base metal and weld metal. Key words:isochronous stress-strain curve; creep deformation; high temper-ature; welded joint; low......
A flexible and high temperature tolerant strain sensor of La0.7Sr0.3MnO3/MicaMin Guo1,Cheng Yang1,Dong Gao1,Qiang Li1,Aihua Zhang1,Jiajun Feng2,Hui Yang1,Ruiqiang Tao1,Zhen Fan1,Min Zeng1,Guofu... electronics. However, most of the presently studied flexible sensors are only suitable for working at room temperature, and their applications at high or low temperatures are still a big challenge......
s-1; (b) 1 s-1; (c) 0.1 s-1; (d) 0.01 s-1 4.3 Establishment of Zener-Hollomon constitutive relationship of high temperature plastic deformation During plastic deformation... rising, dynamic recovery and dynamic recrystallization take place in α-Fe matrix during high temperature plastic deformation, resulting in the decrease of steady flow stress. In the temperature range......
Comprehensive Analysis of High Temperature Performance of SBS-modified Asphalt Mixture陈富强Key Laboratory of Road and Traffic Engineering of the Ministry of Education,Tongji University摘 要:Evaluation of high temperature performance of SBS-modified asphalt mixture was presented.Both wheel loaded method and creep method were adopted for two different......
