共搜索到22349条信息,每页显示10条信息,共2235页。用时:0小时0分0秒540毫秒
Effects of Applied Magnetic Field on Corrosion of Beryllium Copper in NaCl SolutionJing Hu, Chaofang Dong, Xiaogang Li and Kui Xiao Corrosion & Protection Center, University of Science... on the corrosion process of beryllium copper in NaCl solution have been investigated by electrochemical measurements, scanning electron microscopy (SEM) and energy dispersive spectroscopy (EDS). The results......
;Chemical composition of beryllium copper alloy 表2 三种合金在峰值时效时力学性能的比较 Table 2 Comparisons of mechanical property of three alloys after peak aging 图1和2所示分别为不同Al含量铍铜合金铸造试样的金相组织和SEM像.从图中可以看出,合金铸态组织均...内形成的针状析出相数量也增多,另外在晶界形成了呈链状断续分布的棒状析出相(见图1(h)和图2(d)). 图1 不同Al含量铍铜合金铸造试样的金相组织 Fig. 1 Metallographic structures of beryllium copper alloy cast samples with different Al contents 采用能谱(EDS)对Al含......
Trans. Nonferrous Met. Soc. China 22(2012) s820-s824 Microstructure of fast tool servo machining on copper alloy Hong LU1, Soo-chang CHOI2, Sang-min LEE1, Deug-woo LEE3 1. Department of Nano Fusion... performance of a piezoelectric-assisted FTS on copper alloy was evaluated. The results indicate that the quality of the microstructure depends mainly on two important factors: the cutting speed......
......
J. Cent. South Univ. (2017) 24: 335-340 DOI: 10.1007/s11171-017-3435-2 Dissolution kinetics of copper from multi-metal copper alloy roasted in oxygen LU Wei-hong(卢伟红), YIN Zhou-lan(尹周澜), DING Zhi... Abstract: A kinetic study on the sulfuric acid leaching of multi-metal oxide, which is the product of multi-metal copper alloy with iron trioxide roasted in oxygen, was carried out. The effects of leaching......
of beryllium copper alloy (mass fraction, %) 图1 热冷组合铸型水平连铸工艺原理示意图[14] Fig. 1 Principle schematic of heating-cooling combined mold (HCCM) horizontal continuous casting for fabricating...-qun, YI Jun-ping. Prospect of beryllium copper alloy’s market and application[J]. Chinese Journal of Rare Metals, 2005, 29(3): 350-356. [2] HUNG N P, ZHONG Z W, LEE K K, CHAI C F. Precision grinding......
:1999-11-05 Oxidation behavior of beryllium on Mg-9Al-0.5Zn alloy melt Abstract: After adding 0.3% beryllium, the oxidation resistance of the liquid magnesium alloy Mg 9Al... to the change of free energy and high vapor pressure of magnesium. [ Keyword: oxide film; beryllium; magnesium alloy; Received: 1999-11-05 在镁合金中加入......
......
Effect of Y on structure and properties of copper and its alloy CAI Wei(蔡 薇)1, LIU Rui-qing(柳瑞清)1, XIE Shui-sheng(谢水生)2, HUANG Guo-jie(黄国杰)2, ZHAO Jian(赵 健)1, ZHANG Zhen-feng(张珍锋)1..., and the size of elastic components should be reduced. On the other hand, the alloy should have good features such as elasticity, magnetism and electrical conductivity. The bronze with beryllium, that has very......
Trans. Nonferrous Met. Soc. China 22(2012) 1151-1155 Microstructure evolution of copper doped beryllium thin films ZHOU Min-jie, LUO Bing-chi, LI Kai, ZHANG Ji-cheng, LI Jia, WU Wei-dong Research Center of Laser Fusion, China Academy of Engineering Physics, Mianyang 621900, China Received 31 May 2011; accepted 25 October 2011 Abstract: Copper (Cu) doped beryllium (Be) thin films were deposited......