作者:Ying Li1;
出处:Materials Science and Engineering: A 2019
摘要:In this study, the microstructure evolution of β-Mg17Al12 in Mg 9Al–0.5Zn–0.12Ag alloys aged at 175 °C for 18, 36, and 72 h was ...
作者:Liaoyu Xue; Fuchi Wang; Zhuang Ma; Yangwei Wang (National Key Laboratory of Science and Technology on Materials under Shock and Impact, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China)
出处:Applied Surface Science 2015
关键词:3D-reinforced composites;Surface modification;Heat treatment;Interfaces;Mechanical properties
摘要:Interfacial and metal phases influence the mechanical properties of Al matrix composite reinforced with three-dimensional SiC skeleton. Surface-oxidat ...
作者:于晓东,王扬卫,王富耻,李轶轶,李璐华 (北京理工大学材料科学与工程学院)
出处:中国有色金属学报 2004
关键词:金属基复合材料;挤压铸造;界面反应
摘要:采用挤压铸造工艺制备了氧化铝陶瓷颗粒增强5210铝合金基复合材料,研究了复合材料的界面反应及陶瓷颗粒含量对复合材料性能的影响.结果表明:铝合金与陶瓷颗粒表面的粘结剂发生了反应,并提高了复合材料的界面结合强度;当陶瓷颗粒体积含量为60%时,复合材料的抗弯强度达到最大值285.0 MPa.对断口的扫描电 ...
作者:王扬卫,王富耻,于晓东 (北京理工大学材料科学与工程学院)
出处:中国有色金属学报 2004
关键词:无压浸渗;Si3N4/Al-AlN;动态压缩;SHPB;断裂机制
摘要:利用分离式霍普金森压杆(SHPB)装置对无压浸渗制备的Si3N4/Al-AlN复合材料进行不同应变速率下的动态压缩实验,并与准静态压缩实验相比较;利用X射线衍射仪和扫描电子显微镜分析了复合材料的相组成和断口形貌.结果表明:Si3N4/Al-AlN复合材料的准静态压缩强度和断裂应变均高于动态压缩,分别 ...
作者:解峰,李云凯,王富耻,李树奎,樊慧超 (北京理工大学材料科学与工程学院)
出处:中国稀土学报 2005
关键词:高密度合金;液相烧结;一氧化锰
摘要:介绍了高密度合金W-Ni-Mn液相烧结的实验过程,并对烧结体密度和显微组织进行了测试和分析,发现Mn能够降低烧结温度和细化晶粒,但其高氧化性对合金的烧结工艺和性能影响显著。
作者:Yonghua Shen1;Yangwei Wang2,3;
出处:Journal of Materials Research and Technology 2021
关键词:Adhesive;Ceramic;Bonding performance;Multi-hit;Ballistic;Armor
摘要:The effects of adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors are studied by the experimental and numerical m ...
作者:Xinqin Liu;Chengwen Tan;Jing Zhang;Yangguang Hu;Honglei Ma;Fuchi Wang;Hongnian Cai (1School of Material Science and Engineering, Beijing Institute of Technology, Beijing 100081, China;2Laboratory of Advanced Materials Behavior Characteristics, Beijing Institute of Technology and Institute of Space Medico-Engineering, Beijing 100081, China)
出处:Materials Science and Engineering: A 2009
摘要:Adiabatic shearing behavior of Ti–6Al–4V alloys with bimodal and lamellar microstructures is investigated at strain rates ranging from 103 s−1 ...
作者:Zhao-Hui Zhang;Fu-Chi Wang;Lin Wang;Shu-Kui Li (1School of Material Science and Technology, Beijing Institute of Technology, Beijing 100081, PR China)
出处:Materials Science and Engineering: A 2008
摘要:Spark plasma sintering (SPS) parameters including pressure, temperature, holding time and heating rate were considered and optimized to investigate th ...
作者:Kai Sun1,2;Xiaodong Yu1,2,3;Chengwen Tan1,2,3;
出处:Materials Science and Engineering: A 2014
关键词:DYNAMIC DEFORMATION;STRAIN-RATE;PLUG FORMATION;TITANIUM;LOCALIZATION;EVOLUTION;RECRYSTALLIZATION;BEHAVIOR;FAILURE;FIB
摘要:Adiabatic shear band (ASB) bifurcations in Ti–6Al–4V alloys with equiaxed, bimodal, and lamellar microstructures under ballistic impact were studied u ...
作者:曹素红,马壮,王富耻,王全胜,肖雄 (北京理工大学;北京理工大学;北京理工大学;北京理工大学;北京理工大学)
出处:新技术新工艺 2006
关键词:C/PMR-15;Kevlar-49;WC-Co涂层性能
摘要:采用超声速火焰喷涂工艺,在预黏接Kevlar-49纤维布的C/PMR-15基体上制备WC-Co涂层。结果表明:预黏接Kevlar-49纤维布后所得的WC-Co涂层连续致密,这主要是由于Kevlar-49纤维布表面具有凸凹起伏的特征,为涂层粒子沉积提供了有利条件。经260℃至室温的热冲击300次后,涂 ...