tensil相关论文
Hybrid joints have better tensile properties than pure bonded and bolted bolts,and are increasingly used in the aerospac......
Microstructural Characterization and Tensile Behavior of Rutile (TiO2)-Reinforced AA6063 Aluminum Ma
Rutile (TiO2) particle-reinforced aluminum matrix composites were prepared by friction stir processing.The microstructur......
Plasma-Induced Degradation of Polypropene Plastics in Natural Volatile Constituents of Ledum palustr
Polypropene(PP) plastics can be effectively degraded by natural volatile constituents from Ledum palustre catalyzed by a......
Microstructure and properties of HVOF sprayed Ni-based submicron WS_2/CaF_2 self-lubricating composi
Ni-based submicron WS2/CaF2 self-lubricating composite coatings were produced on carbon steel substrate by high velocity......
Influence of AlN buffer layer thickness on structural properties of GaN epilayer grown on Si(111) su
We present the growth of GaN epilayer on Si(111) substrate with a single AlGaN interlayer sandwiched between the GaN epi......
A strain-compensated InGaN quantum well(QW) active region employing a tensile AlGaN barrier is analyzed.Its spectral sta......
The high water-cement ratio concrete specimens under biaxial compression that completed in a triaxial testing machine we......
Effects of tilt interface boundary on mechanical properties of Cu/Ni nanoscale metallic multilayer c
The effect of tilt interfaces and layer thickness of Cu/Ni multilayer nanowires on the deformation mechanism are investi......
The Application of Highly Soluble Amine-terminated Aromatic Polyimides with Pendent Tert-butyl Group
Polyimides(PIs) with various molecular weights synthesized via the reaction of aromatic diamine monomer containing tert-......
As the economy of China develops, an increasing number of key traffic projects have been undertaken in the west of China......
Microstructure and Strength of Laser Welds of Sub-micron Particulate-reinforced Aluminum Matrix Comp
The microstructure of laser welds of sub-micron particulate-reinforced aluminum matrix composite Al_2O_(3p)/6061Al and t......
A martensitic microalloyed steel, 25Si2MnCrMo, was developed to meet the demands of the high-strength bars. Microstructu......
The aging precipitation behavior in solution treated Cu-Ni-Si-Cr alloy has been studied in terms of the analyses of the ......
An Exploratory Analysis of Vegetation Strategies to Reduce Shallow Landslide Activity on Loess Hills
Heavy summer rainfall induces significant soil erosion and shallow landslide activity on the loess hillslopes of the Xin......
Effect of Heat Treatment on Microstructure and Mechanical Properties of HB400 Grade High Strength Ab
High strength abrasion resistant steel plates are widely used in mining,construction and agricultural machineries.The pl......
Friction stir welding (FSW) of Mg-Zn-Y-Zr plates with 6 mm in thickness was successfully carried out under a wide range ......
Applications of HIP technique on W-Cu composites are studied and developed.The Cu-infiltrated W composites without nicke......
In order to explain the mechanism for gas outburst, the process of evolving fractures in coal seams is described using s......
采用铜模铸造制备了直径为20mm的Cu_(99)Zr_(0.5)Al_(0.5)合金棒,研究了其铸态和冷轧态组织以及时效温度和时间对其电导率及力学......
研究了IMI834钛合金棒材经不同固溶和时效热处理后的显微组织和性能,以期获得固溶和时效与合金组织性能的对应关系以及最优热处理......
研究预变形结合人工时效处理对AA6060铝合金强度和韧性的影响.对经过均匀化热处理和挤压加工的AA6060铝合金进行固溶处理,然后对材......
研究热处理工艺对2A97 Al?Li合金拉伸性能的影响。结果表明:从传统T8工艺改进的、具有预时效和中间变形的热处理工艺可以有效地改进......
为制备性能稳定的碳纳米管(CNT)纤维,利用高效简捷的硫醇-烯烃点击反应对CNT纤维进行改性,并研究了硫醇的官能度、含量等反应条件......
以50 mm厚规格Q460C工程机械用钢的成分体系和现有生产工艺流程为基础,结合全厚度金相组织、维氏硬度和冲击性能试验,分析了抗拉强......
利用均匀化处理后的体育器材用AZ80镁合金铸件进行不同挤压工艺下的性能测试,分析了不同挤压工艺对该类型合金材料的力学性能与耐......
对某型农机桥壳外形尺寸大、结构复杂,且使用性能要求高.依据大型球墨铸铁件浇注工艺的大孔出流理论设计规则,设计了该桥壳铸件的......
研究时效前固溶处理、预变形等对一种新型超高强Al-Cu-Li-X合金板材力学性能和显微组织的影响。结果表明:500~540℃固溶40 min时,随......
对8 mm厚7075-T651铝合金轧制板进行了搅拌摩擦焊接,重点研究了焊后热处理工艺和背部二次焊接对接头性能的影响.结果表明,焊接态接......
本文依据均匀试验设计表及填料的取值范围设计了U_9~*(9~4)的均匀试验设计表,根据制取垫片所测量的拉伸性能、压缩回弹性能、蠕变松弛......
用动态拉伸装置及薄臂杆组合夹头测试了5种高强度纤维(PBO,UHMWPE,Kevlar,Glassfiber S-2,Basalt)束的动态力学性能.动态拉伸和静态拉伸结......
对四种非织造布增强复合材料试样进行了拉伸性能测试和拉伸性能值的分析和研究,探讨了影响非织造布增强复合材料拉伸力学性能的因......
研究了在A1-22%Si合金中分别加入较高量的锰和铁对Al-22%Si合金室温和高温抗拉强度的影响.结果证明,加入0.99%Fe、0.76%Mn后,合金......
介绍了江苏无锡市区深基坑支护结构应用土层锚杆的施工方法,在粉砂土层锚杆成孔时采用膨润土泥浆护壁获得成功。......
在相同型砂配比和试验条件下,对自硬碱性酚醛树脂砂性能进行试验,分析不同碱酚醛树脂的有机酯固化剂的特点。通过在不同砂温情况下调......
采用扫描电镜、电子探针和差热分析等方法研究Si含量对铸造高温合金K325凝固行为、组织特征和拉伸性能的影响。结果表明:Si添加粗化......
预取向丝(POY)和变形丝的卷曲性和拉伸性能主要取决生产过程中的拉伸比和速比。研究了拉伸比对POY和变形丝的卷曲与拉伸性能的影响。......
基于合金中不同尺度第二相在其断裂过程中的作用机制及位错理论, 建立了高强铝合金中结晶相、沉淀相以及析出强化相性质与其拉伸延......
通过对奥氏体不锈钢焊接试板进行不同保温时间的焊后热处理并做焊缝熔敷金属拉伸、侧向弯曲、晶间腐蚀试验,初步获得焊后热处理时......
通过二步加碱法对魔芋葡甘露聚糖进行改性以达到不同取代度的羧甲基魔芋葡甘露聚糖。将改性后的羧甲基魔芋葡甘露聚糖与海藻酸钠共......
主要研究了羧甲基纤维素的成膜特性及不同因素对此膜的物理和机械性能的影响。结果表明适当的羧甲基纤维素用量能使膜性质较好,中温......
针对在飞机拦阻过程中飞机过载、拦停距离以及带拉力不能超过各自的指标要求这一多指标限定问题,提出了不同性能指标下最优拦阻力变......
分别采用BJ380A、5A06和2325铝合金焊丝进行5A06/2A14异种铝合金TIG对接焊试验,分析接头的显微组织和力学性能。结果表明:焊缝无裂......
针织物拉伸弹性仪是测试针织物拉伸弹性特性的新仪器,为国家专业标准ZBW—60001—89《针织物拉伸弹性回复率试验方法》的实施提供......
大量工程实践表明,加筋土边坡的侧向变形与边坡的沉降和稳定性有着密切的联系,如何充分考虑和利用加筋土体侧向变形对边坡沉降和稳......
主要探讨了一种新型纳米增强剂对废纸浆进行增强改性的工艺参数。正交实验表明,纳米增强剂的用量及pH值是影响改性后纸浆强度性能的......
研究了杂质元素As含量变化对CM-88Y合金的组织及性能的影响。结果表明,As含量在小于10×10^-6范围内,室温拉伸、高温拉伸及持久......
利用同一副模具上有熔池和无熔池实验样条,在振动实验机上进行振动注射实验,低频振动下有熔池和无熔池样条在振动注射成型时,其拉......
从47例种植牙的结果分析讨论,提出种植牙成功与否与种植牙受力和开始受力的时间有关。主要是种植体-骨界面的应力超过牙槽骨的生物......
非晶材料的高强度及其对温度的敏感性,导致爆炸复合制备非晶块体时下限较大而上限较小,使得焊接窗口较窄。通过对非晶薄带涂嘲以降低......
在聚酰亚胺中加入不同的增强材料和润滑材料,通过模压成形制备了二元和三元聚酰亚胺基保持架复合材料,并分析了复合材料的力学性能......