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The strengthening mechanism of Zn Al Cu pseudo alloy coating and relationship among hardness,aging temperature and time are studied by SEM,XRD,EDX and hardness test. 利用扫描电镜(SEM )、X射线衍射分析 (XRD)、能谱分析 (EDX)和硬度测试等手段 ,对涂层的性能进行了测试 ,分析研究了Zn Al Cu伪合金涂层硬度与时效温度和时效时间的关系 ,并探讨了强化机理。
The following results were obtained from experiments: (1) There exist Cu 2+ in the precursor of Cu Zn Al O catalyst. 结果表明：Cu?Zn?Al?O催化剂前驱体以Cu＋2形式存在；
Keywords short mullite fiber;Al Cu based composite;temperature;deformation;ageing; 莫来石短纤维;铝铜基复合材料;温度;形变;时效;
The white corrosion products on hot dip Zn Al alloy coating exposed to seawater in dynamic aerated immersion were investigated by means of XRD and TEM. 采用XRD和TEM对热浸锌铝合金镀层在动态充气海水全浸试验时所形成的白色腐蚀产物进行了研究。
Cu base alloy Cu基合金
The friction and wear properties of 2 kinds of high strength Zn Al alloys and 3 kinds of Cu alloys are demonstrated. Under different lood and rotative velocity, the friction factor and abrasion wear of the alloys and their coupling samples are given. 采用MM200磨损试验机，测定和对比了铸造锌铝合金（ZZnAl27Cu2A和ZZnAl27Cu2D）和工业上常用铜合金（ZCuSn6Zn6Pb3，ZCuA110Fe3和ZCuZn33Mn2Pb2）的摩擦磨损特性。
Hard Facing is weld deposited Cobalt base alloy. 硬面焊接钴基合金沉淀物。
Based on Al Cu Fe and Al Fe V Si alloys, the Al Fe Cu V Si Ni Ce Zr alloy has been prepared by the optimization design of chemical compositions. 以Al?Cu?Fe 和Al?Fe?V?Si 两个合金系为基础，对合金成分进行了优化设计，组成了Al?Fe?Cu?V?Si?Ni?Ce?Zr 合金。
Small amounts of sample on miligram scale are taken from the fracture surface of a casting Al Cu alloy, and its main constituents are determined by FAAS (for Cu, Mn and Cd) and GFAAS ( for Ti). 研究了铸铝铜合金拉伸断口毫克级样品中主成分铜、锰、镉的火焰原子吸收光谱法(FAAS)和钛的石墨炉原子吸收光谱法(GFAAS)。
With the increasing of Si content, the age hardening response of Al Cu Si ternary alloys is accelerated. 随着含Si量增加 ,Al Cu Si合金的时效硬化过程加快 ;
The high-temperature plasma entered through the breach and melted the supporting materials such as Al alloy and Fe,Ni base alloy, which result in the space shuttle Colum... 对于航空、航天与核动力领域中广泛采用的通用关键材料,应该加强其制备工艺的研究,特别是可视化铸造技术的研究。
The hardness of Cu base composite is much higher than that of pure capper.The improve of mechanical properties is due to the block of dislocation by dispersion of alumina. 且铜基复合材料硬度值比纯铜高出许多，显示氧化铝的均匀散布能有效阻碍差排的滑移，提升其机械性质。
Aerospace series - Gold base alloy AU-B40001 - Filler metal for brazing - Wire. 航空航天系列.;金基合金AU-B40001
ICP-AES DETERMINATION OF Cu Fe Cd Zn Al AND Bi AS IMPURITIES IN TIN-LEAD SOLDER ICP-AES法测定锡铅焊料中铜铁镉锌铝铋
The effect of heat treatment on electrical conductivity of Cu based multi-component alloy was studied by metallographic microscope, TEM, SEM/EDS, XRD and conductance instrument. 借助金相显微镜、TEM、SEM/EDS、XRD及电导仪研究了热处理对铜基多元合金导电性能的影响。
Keywords Zn Al alloy;super plasticity;phase boundary sliding（PBS）; 锌铝合金;超塑性;相界滑移;
The application status of low temperature Cu base NC306 type catalyst for synthetic methanol in allied production equipment using natural gas and water gas as feed gas was introduced. 介绍了低温铜基NC306型甲醇合成催化剂在天然气与水煤气联合生产甲醇装置上的应用情况,总结了使用过程中的注意事项;
The effects of Cu and Sr elements on the mechanical properties of Al-Mg-Si based alloy sheets were studied by using metallograph,DSC,XRD,SEM and TEM. 采用DSC、XRD、SEM及TEM等分析手段,研究了铜和锶对铝-镁-硅基铝合金汽车车身板材显微组织和力学性能的影响。
The material may select materials and so on copper, iron, zinc base alloy, tinplate, terne metal. 材料可选用铜、铁、锌合金、马口铁、铅锡合金等材料。
The whole technology process for casting the zinc base alloy patterns by plaster mould is also discussed. 论述了利用石膏型铸造锌基合金模具的整个工艺过程。