共搜索到19393条信息,每页显示10条信息,共1940页。用时:0小时0分0秒643毫秒
......
Trans. Nonferrous Met. Soc. China 24(2014) 1978-1988 Effects of reflowing temperature and time on alloy layer of tinplate and its electrochemical behavior in 3.5% NaCl solution Xian-qiu HUANG1,2..., China; 3. State Key Laboratory for Corrosion and Protection, Shenyang 110015, China Received 8 May 2013; accepted 6 May 2014 Abstract: Effects of reflowing temperature and time on the alloy layer......
......
Al-Mg-Si合金和Al-Mg-Si-0.6%Cu合金的内耗研究金曼1,杨丽丽1,夏朝峰1(1.上海市上海大学材料科学与工程学院)摘 要:采用低频力学谱仪对Al-Mg-Si合金和Al-Mg-Si-0.6%Cu合金的内耗进行了研究.结果表明:两种合金的内耗在加热过程先升高后降低.利用TEM对Al-Mg-Si合金和Al-Mg-Si-0.6%Cu合金的微观结构进行观察,显示合金内耗的变化是合金中的析出相和位错相互作用的结果.关键词:内耗; 透射电子显微镜; Al-Mg-Si合金; Al-Mg-Si-0......
......
Trans. Nonferrous Met. Soc. China 22(2012) 147-156 Significance-based optimization of processing parameters for thin-walled aluminum alloy tube NC bending with small bending radius XU Jie, YANG He...; accepted 27 June 2011 Abstract: Thin-walled aluminum alloy tube numerical control (NC) bending with small bending radius is a complex process with multi-factor coupling effects and multi-die......
Effect of Yb addition on strength and fracture toughness of Al-Zn-Mg-Cu-Zr aluminum alloy ZHANG Zhuo(张 茁)1, CHEN Kang-hua(陈康华)1, FANG Hua-chan(方华婵)1, QI Xiong-wei(齐雄伟)1, LIU Gang(刘 刚)2 1. State... of Yb addition on the strength and fracture toughness of Al-Zn-Mg-Cu-Zr aluminum alloy was investigated by measuring tensile properties and fracture toughness. The surface morphology was observed......
......
合金元素对桥梁结构钢HPS70W组织性能的影响曹忠孝1,李文斌1,李阳1,庞兆夫1,苏洪英1,费静1(1.辽宁省鞍山市鞍钢股份有限公司技术中心)摘 要:通过添加不同含量的Nb,Mo,V,研究了合金元素对桥梁结构钢板HPS70W力学性能,金相组织和第二相粒子析出的影响.试验结果表明:合金元素Mo,V对桥梁结构钢板HPS70W没有起到明显的析出强化作用,合金元素Nb对桥梁结构钢板HPS70W低温韧性,强度和塑性有显著的作用.关键词:桥梁结构钢; 合金元素......
Nucleation mechanism for grain refinement in A357 alloy by Al-Ti-B master alloysZHU Zhao-jun(朱兆军)1, ZENG Song-yan(曾松岩)1, GUO Li-wei(郭立伟)2, WANG Hong-wei(王宏伟)1(1.School of Materials Science... alloy can be achieved by addition of Al-Ti-B master alloys. The phases in Al-5Ti-1B master alloy have been studied by OM, TEM and EPMA analyses. The results show that the Al-5Ti-1B master alloy......