共搜索到1104条信息,每页显示10条信息,共111页。用时:0小时0分0秒714毫秒
时σTS=0.8 MPa/℃;250~400 ℃之间时,则σTS =0.5 MPa/℃.在热循环过程中,存在某一温度,在这一临界温度,复合材料内部平均热应力为0[17-18],低于这一温度,基体受平均拉应力作用,高于这一温度,基体受平均压应力作用.由于AZ91弹性模量和热膨胀系数(45 GPa,2.0×10-5 ℃-1)与AZ31 (44 GPa,2.2×10-5 ℃-1)的相差不大,在高体积分数......
of Nonferrous Metals Society of China, 2012, 22(12): 2871-2876. [18] ZHANG Liang, WU Guo-hua, WANG Shao-hua, DING Wen-jiang. Effect of cooling condition on microstructure of semi-solid AZ91 slurry......
boundary sliding in rolled AZ91 magnesium alloy at high strain rates[J]. Materials Science and Engineering A, 2003, 360: 107-115. [25] WATANABE H, MUKAI T, KOHZU M, TANABE S, HIGASHI K. Low temperature......
technique on surface of non-ferrous metals[J]. Heat Treatment of Metals, 2000(1): 1-3. [2] DELPHINE V R, EMMANUEL R, H. Micro-arc oxidation of AZ91 Mg alloy: An in-situ electrochemical study[J......
in a Mg-Al- (Zn) AZ91 alloy [J]. Metallurgical and Materials Transactions A, 2005, 36: 2093-2105. [18] GHOSH K S, GAO N. Determination of kinetic parameters from calorimetric study of solid state......
, twinning plane), grain boundaries or particle-matrix interfaces. The cleavage fracture surfaces observed in AZ91 alloy in 5 g/L NaCl solution were characteristics of stress-induced hydride formation......
on the microstructure and mechanical properties of AZ91 alloy [J]. Materials Science and Engineering A, 2002, 325(1): 344-355. [18] EMADI D, WHITING L V, NAFISI S, GHOMASHCHI R. Applications of thermal......
. References [1] LI Jing-yuan, XIE Jian-xin, JIN Jun-bing, WANG Zhi-xiang. Microstructural evolution of AZ91 magnesium alloy during extrusion and heat treatment [J]. Transactions of Nonferrous Metals......
(8): 1184-1188. (in Chinese) [10] ZHANG S L, ZHAO Y T, CHEN G, CHNEG X N, SHE C J, WANG X Y, WU D N. Effects of in situ TiB2 particle on microstructures and mechanical properties of AZ91 alloy [J......
of AZ91 magnesium alloy [J]. Journal of Alloys and Compounds, 2011, 509(6): 2703-2708. [30] MIRONOV S, MOTOHASHI Y, KAIBYSHEV R. Grain growth behaviors in a friction-stir-welded ZK60 magnesium alloy [J......