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Enhanced mechanical properties of 6082 aluminum alloy via SiC addition combined with squeeze casting
In order to improve mechanical properties of 6082 aluminum alloy,the SiCp/Al 6082 composites were prepared by the additi......
Effect of Cu Addition on the Microstructure and Mechanical Properties of U-MIG Welds on Galvanized S
Ultrasonic-assisted metal inert gas (U-MIG) welding experiments were performed to analyze the effect of Cu addition on t......
Preparation of large-size Al2O3/GdAlO3/ZrO2 ternary eutectic ceramic rod by laser directed energy de
Laser 3D printing based on melt growth has great potential in rapid preparation of Al2O3-based eutectic ceramics.In this......
Improving Joint Morphologies and Tensile Strength of Al/Mg Dissimilar Alloys Friction Stir Lap Weldi
The pure Zn foils with different thicknesses (0.02,0.05,0.1,0.2 and 0.3 mm) were selected as interlayers to improve the ......
Continuous solidification experiments are carried out with Pb-Al alloys under the influence of the electric current puls......
Effect of Fast Cooling Rate on the Microstructure and Mechanical Properties of Low-Carbon High-Stren
The effect of fast cooling rate on the microstructure and mechanical properties of low-carbon high-strength steel anneal......
Early Hydration and Setting Process of Fly Ash-blended Cement Paste under Different Curing Temperatu
A specially developed ultrasonic measurement apparatus (UMA) was used to in situ monitor the setting process of fly ash ......
反应熔体渗透(RMI)是制备高密度陶瓷基复合材料的有效方法之一,而熔体的渗透和复合材料的形成主要取决于预制体的孔隙结构.本研究......
Enhanced thermoelectric performance and atomic-resolution interfacial structures in BiSbTe thermo-el
Incorporating magnetic nanoparticles in thermoelectric(TE)materials introduce magnetic interfaces with additional electr......
双阶段钢的一个盘子从低碳钢被生产, intercritical 退火处理。它的光学地坚定的表面微观结构被利用构造三个不同微结构模型。在以......
(Cu43Zr48Al9)98Y2 amorphous alloy bar was prepared by the arc melting copper mold absorption casting method, and then, t......
Microstructure quantification of Cu-4.7Sn alloys prepared by two-phase zone continuous casting and a
Microstructures of Cu-4.7Sn (%) alloys prepared by two-phase zone continuous casting (TZCC) technology contain large colu......
Fabrication of robust aluminum–carbon nanotube composites using ultrasonic assembly and rolling proc
This study introduced a novel fabrication of aluminum–carbon nanotube (CNT) composites by employing bulk acoustic waves......
Physicochemical properties and structure of fluid at nano-/micro-interface:Progress in simulation an
In modern chemical engineering processes, the involvement of solid/fluid interface is the most important component of pr......
Effect of cold-rolled annealing processes on microstructure and properties of ultra-pure ferritic st
In this study,the influence of annealing processes for cold-rolled sheets on the microstructure and mechanical performan......
The high-temperature deformation behavior of a beta Ti-3.0Al-3.5Cr-2.0Fe-0.1B alloy was investigated by a Gleeble-1500D ......
Effects of Different Substrates on Microstructures and Mechanical Properties of a Bulk Nanocrystalli
A simple method was developed to produce the nanocrystalline pure iron by aluminothermic reaction casting.The microstruc......
Effects of sintering temperature on microstructure and performance of Ti-based Ti-Mn alloy anodic ma
A novel Ti-based Ti-Mn composite anode used for electrolytic manganese dioxide (EMD) fabrication was developed by a two-......
以喷射沉积技术制备出Mg-Al-Zn系合金沉积坯,对其尺寸不均匀的挤压坯在高度、厚度方向上进行性能与微观组织的不均匀性研究。结果......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Mineral-phase evolution and sintering behavior of MO–SiO2–Al2O3–B2O3(M = Ca, Ba) glass-ceramics by l
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
通过真空熔烧方法在45钢基体上制作La2O3/CeO2复合稀土Ni-WC涂层,利用扫描电镜、能谱仪等检测设备,对涂层的组织结构以及各相的化......
采用进口5356焊丝对7A52铝合金进行熔化极惰性气体保护焊(MIG),对焊接接头的力学性能和显微组织进行了研究.结果表明,7A52铝合金焊......
对添加La、Ce和Si的HL201-E钎料和HL205钎料进行了熔化特性及铺展性试验,并采用金相显微镜、扫描电镜、能谱仪分析了两种焊件焊缝......
采用自行设计的模具对TA1进行二道次等通道径角挤压(ECAP)实验。采用B路径在温度400℃~420℃、挤压速度1mm/min的条件下对边长10mm......
采用简便的两步溶液相化学方法,在较低温度下(80℃),制备出了花状的ZnO/ZnS异质结构.分别利用X射线衍射、X射线光电子能谱仪、扫描......
Effects of sintering temperature on microstructure and performance of Ti-based Ti-Mn alloy anodic ma
A novel Ti-based Ti-Mn composite anode used for electrolytic manganese dioxide (EMD) fabrication was developed by a two-......
为提高激光沉积TA15钛合金力学性能,采用ANSYS有限元动力学分析中的谐响应分析,对超声场下激光沉积修复梯形槽底部表面振幅分布及......
用热扩散方法,选用Al做中间夹层,在550~650℃,2 MPa压力下,真空保温2h制备Ti-Al-304不锈钢复合板.采用扫描电镜(SEM)研究横截面微观......
Numerical and physical simulation of new SPD method combining extrusion and equal channel angular pr
A new serve plastic deformation (SPD) including initial forward extrusion and subsequent shearing process (ES) was propo......
Microstructures and deformation properties of Ti-46Al-(Cr, Nb, W, B) alloy consolidated by pseudo-HIP technology were in......
采用XRD、吸氢PCT曲线、吸氢动力学曲线、XPS和粒径分析等测试方法,研究LaNi4.25Al0.75合金的结构和储氢性能;推导LaNi4.2sAl0.75......
研究磷硼复合添加对Inconel 718高温合金铸态组织及均匀化处理参数的影响.结果表明:磷硼的加入促进块状Laves相的形成.由于硼在最......
使用熔化极气体保护焊对变形镁合金板材对接.在不同焊接工艺参数下观察焊缝中的气孔特征,分析气孔成因以及气孔对接头微观组织和力......
以BNi-2为中间层对镍基合金进行过渡液相连接,研究连接工艺参数对接头组织和力学性能的影响.随着连接温度的升高或连接时间的延长,......
以不同裂果程度的4个石榴品种(‘大青皮甜’‘岗榴’‘秋艳’‘黑金刚’)为试验材料,利用质构仪和显微镜观察测定其果皮质构特性和......
目的解决连铸连轧无氧铜管坯成分与组织控制问题。方法通过稀土净化除杂与微合金化作用,对无氧铜熔铸成分控制、水平连铸和行星轧......
采用水热法制备了核壳结构的碳包覆CdS纳米颗粒(CdS@C),利用X射线衍射、高分辨透射电子显微镜和光谱仪研究了碳包覆层对CdS@C的微......
为了研究偶联剂对聚酰亚胺/SiO2杂化膜相分离及热分解温度的影响,以聚酰亚胺(HQDPA-ODA)为基体,正硅酸乙酯(TEOS)为添加剂,γ-缩水甘油丙氧......
对国产与进口EA4T车轴材料的各项性能进行了对比研究。研究结果表明:国产和进口EA4T车轴材料的室温力学性能、低倍组织、微观组织质......
本文研究了原位SiC颗粒增强MoSi2基复合材料的组织结构和力学性能结果表明:复合材料的组织为t-MoSi2基体上均匀分布β-SiC等轴颗粒......
对Mg/Al异种金属进行真空扩散焊接,采用SEM和XRD等手段分析接头界面微观结构和相成分,研究Mg/Al界面组织结构的演变规律,测试接头......
采用掺加优质粉煤灰和高效外加剂的"双掺"技术,进行机场道面再生混凝土的强度、抗冻性、抗渗性和耐磨性等室内试验研究和现场应用。......
研究了8090Al-Li合金经不同热处理工艺后,对其显微组织与力学性能的影响,测试了6种热处理状态合金的拉伸性能及其光镜,电镜组织,分析了分级时效与......
对所研究的8种纳米多层膜(TiN/NbN、TiN/TaN、TiN/TaWN、TiN/AlN、NbN/TaN、TiN/SisN4、W/SiC和W/Mo)的晶体结构、调制结构、生长......
通过实验室轧制和卷取模拟试验,研究热轧双相钢工艺与组织性能关系。结果表明:采用C-S i-Mn-Cr系成分和轧后两段式冷却,在低温卷取......
将Fe-0.05C-1.3Mn-0.35Ni-0.3Si-0.25Mo超低碳钢在850℃压缩变形后,分别进行了高温停留+直接冷却、高温停留+等温、直接等温和直接冷......
采用磁控溅射方法制备CoxAg100-x颗粒膜,研究了其巨磁电阻(GMR)效应。结果表明,GMR效应的大小是颗粒膜厚度的函数。在0.9T外磁场下,当玻......
本文简要分析交联聚乙烯(XLPE)电缆在水树中的引发与生长理念,同时简要讨论水树枝模型与水树化学反应的情况,并简要探讨水树对于XL......