MICROSTRUCTURE相关论文
Effects and mechanisms of surfactants on physical properties and microstructures of metakaolin-based
In this study,the effects of five different ionic and nonionic surfactants on the physical properties and microstructure......
Corrosion and cavitation erosion resistance enhancement of cast Ni-AI bronze by laser surface meltin
Laser surface melting(LSM)was applied on a cast Ni-Al bronze(NAB),which was a crucial material for marine ship propeller......
The austenite stability and the mechanical properties in a typical medium Mn grade steel,i.e.,5Mn steel,were investigate......
Effect of titanium microalloying on microstructure and mechanical properties of vanadium microalloye
Effect of titanium microalloying on the microstructure and mechanical properties of vanadium microalloyed steels for hot......
Comparison on wear resistance of nanostructured bainitic bearing steel with and without residual cem
The sliding wear property of high-carbon nanostructured bainitic bearing steel with the equal initial hardness and diffe......
The hot deformation behavior of a low-alloy offshore steel was systematically investigated within the temperature range ......
Effect of copper on edge cracking behavior and microstructure of rolled austenitic stainless steel p
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本文研究了不同时效工艺对挤压态Al-5.6Zn-1.6Mg-0.05Zr(wt.％)合金的显微组织、腐蚀行为和力学性能的影响.采用光学和电子显微镜揭......
采用激光选区熔化技术分别在基板温度35℃和200℃条件下制备了Al-3.40Mg-1.08Sc合金板材,并对其沿高度方向上的耐蚀性能进行了研究......
采用差示扫描量热仪(DSC)、光学显微镜(OM)、扫描电子显微镜(SEM)、X射线衍射仪(XRD)和拉伸试验机研究了固溶温度和时间对挤压态Al......
本文采用激光-MIG复合焊接技术对3 mm的6061铝合金板材进行焊接.在实验的基础上,确定了最佳的焊接工艺参数,保证了熔透焊接.采用光......
研究了断续时效(T6I6)和非对称轧制对Al-Mg-Si-Zn合金组织、力学性能和晶间腐蚀(IGC)行为的影响.结果表明,T6合金具有最低的强度和......
本文在一种高Zn含量Al-9.2Zn-2.0Mg-1.0Cu-0.11Zr合金中添加一系列的微量Sc元素(0.06 wt.％,0.10 wt.％,0.14 wt.％,0.17 wt.％,0.20 wt.％和......
等通道转角挤压(ECAP)是一种高效率的大塑性变形(SPD)技术,用于生产具有优异性能的超细晶粒(UFG)材料.本文总结了经ECAP加工的各种......
研究了镍基高温合金GH202在800～1100℃高温氧化后晶粒、碳化物和强化相的演变过程.采用透射电子显微镜、扫描电子显微镜和电子背散......
采用带极埋弧堆焊在Q345R基体表面堆焊EQ309L不锈钢焊带.运用电子背散射衍射(EBSD)表征技术,观测了Q345R和EQ309L之间的EQ309L侧、......
采用光学显微镜、扫描电子显微镜、X射线衍射仪、差示扫描量热仪和显微硬度计等测试手段,研究了V含量对等原子比NiTi形状记忆合金......
在500、550和600℃及不同初始应力下对Ti-6.5Al-2Zr-1Mo-1V钛合金进行了应力松弛实验.基于经典的Maxwell指数衰减函数,得到了应力......
选取CaF2、NaF和Na2SiF6作为活性剂对TC4钛合金进行活性激光焊接,在焊接过程中利用高速摄像机采集焊件上方的光致等离子体图像,焊......
采用电弧离子镀的方法制备了不同数目(1、2、4、6)双层结构的A1CrN/A1CrVN多层涂层,并研究了多层结构对涂层微观结构、力学、摩擦......
采用反应合成法结合塑性变形工艺制备了不同SnO2含量的AgCuOIn2O3SnO2电触头材料,利用扫描电镜和金相显微镜表征了材料的微观形貌......
通过蠕变性能测试和组织观察,研究了镍基单晶合金在高温蠕变期间的变形和损伤行为.结果 表明,该合金在1040℃/137 MPa条件下的蠕变......
采用低能球磨和放电等离子烧结法制备了石墨烯(GNPs)增强铜基复合材料.研究了石墨烯含量对复合材料微观结构和性能的影响.结果 表......
通过4种不同功率的脉冲激光(150,250,350,450W)对铸态Al0.3CoCrFeNi高熵合金进行处理.按相对于激光源的位置,合金组织分为3个部分:......
采用简单、高效、低成本的刻蚀技术,实现了航空用超疏水7075铝合金的规模化可控制备.阻抗测试表明,制备得到的超疏水7075铝合金的......
研究了超声振动对A1-11.5 Si-4Cu-2Ni-1Mg-0.45 Fe合金凝固组织的影响.结果 表明,经超声振动的合金中,初生硅形貌由长条状转变为多......
通过改变含Re单晶镍基高温合金热处理过程中的一次时效温度(1150,1180和1200℃),获得了3种不同形貌和尺寸的γ相.随后,对含有不同......
Novel MoAlB composites reinforced with 5-15 vol％SiC have been firstly prepared and characterized in the present study.The......
Microstructure and mechanical properties of melt-grown alumina-mullite/glass composites fabricated b
Melt-grown alumina-based composites are receiving increasing attention due to their potential for aerospace applications......
Microstructure evolution and mechanical properties of high-boron steel with different ratios of boro
Boron and carbon contents are the main factors influencing the properties of high-boron steel. In this study, experiment......
Friction Stir Welding(FSW)is the most promising solid-state metals joining method introduced in this era.Compared to the......
Second phase refining induced optimization of Fe alloying in Zn: Significantly enhanced strengthenin
Many non-toxic alloying elements, such as Fe, Ca, and Sr, have negligible solid solubilities in Zn matrix, leading to fo......
Metadynamic recrystallization and microstructure evolution of a continuously cast Ti-microalloyed st
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In this paper, the phenomena of Mg2Sn-induced Sn whisker growth were explored on the surfaces of Mg/Sn/Mg ultrasonic-as-......
Effect of Deformation on Microstructure and Mechanical Properties of Medium Carbon Steel During Heat
The current research of the Q-P and Q-P-T process has been focused on controlling the heating temperature and holding ti......
Noncorrosive reinforcement materials facilitate producing structural concrete with seawater and sea sand.This study inve......
Effects of Ribbon Thickness on Structure and Soft Magnetic Properties of a High-Cu-Content FeBCuNb N
The effects of ribbon thickness (t) on the structure and magnetic properties of a Fe82.3B13Cu1.7Nb3 alloy in melt-spun a......
In situ SR-CT Experimental Study on the Directional Sintering of High-Temperature Superconductor YBC
YBa2Cu3O7-x (YBCO) is a kind of high-temperature superconducting material that has important application in information,......
In this work,a process of cold rolling with 70％thickness reduction and different annealing temperatures was selected to r......
用固相烧结法制备Ti6Al4V/xTiN(x=0,5,10,15,体积分数,％)复合材料,研究材料的腐蚀与腐蚀磨损行为及其与显微组织和显微硬度的关系.......
研究不同热处理工艺对砂型铸造Al?2Li?2Cu?0.5Mg?0.2Sc?0.2Zr合金显微组织和力学性能的影响.设计三级固溶处理方案((460℃,32 h)+(......
Microstructure and mechanical properties of transient liquid phase bonding DD5 single-crystal supera
This study focuses on the transient liquid phase (TLP) bonding of DD5 single-crystal superalloy to CrCoNi-based medium-e......
Preparation of High-performance Polyimide Fibers with Wholly Rigid Structures Containing Benzobisoxa
In this work,a fully rigid coplanar symmetric heterocyclic unit was introduced into the rigid polyimide macromolecular b......
为了减少膨胀土引起的地质灾害,使用一种新型材料代替石灰、水泥等传统的土体改性材料,并快速提高土体强度至关重要.纳米石墨粉(NG......
吹填珊瑚黏土是一种新型黏土,是珊瑚岛礁吹填过程中分选形成的特殊黏土.新的水力吹填工程珊瑚礁地基,包括珊瑚砂、淤泥和黏土.粒径......
Microstructure evolution and mechanical properties of PESR 55Cr17Mo1VN plastic die steel during quen
55Cr17Mo1VN high nitrogen martensitic stainless steel is usually applied to the high-quality mold,which is largely produ......
Microstructures, mechanical properties, and grease-lubricated sliding wear behavior of Cu–15Ni–8Sn–0
Alloys used as bearings in aircraft landing gear are required to reduce friction and wear as well as improve the load-ca......
Effect of Isothermal Forging on the Microstructure and Mechanical Properties of Mg-8Gd-3Y-0.5Zr Allo
Aiming at the problems of poor plastic forming ability,narrow forging temperature range,and strain rate sensitivity of r......
The effects of isothermal heat treatment on the semi-solid microstructure evolution of VW63Z(Mg-6Gd-3Y-0.4Zr,wt.％) alloy ......
Using Gleeble-3500 thermal simulator, the high temperature plastic deformation behavior and microstructure evolution of ......
