The forming reason and solving method of stress-corrosion cracking for brazed joint of Band pipe is studied in this paper and compared with copper-copper pipe joint at the same conditions. 本文着重研究了邦迪管钎焊接头应力断裂的形成条件以及解决方法,并比较了铜管-铜管钎焊接头在相同条件下应力断裂情况。
Influence of Aging Treatment on Microstructure and Shear Property of Sn-9Zn/ Cu Brazed Joint 时效处理对Sn-9Zn/Cu界面组织及剪切性能的影响
The microstructure of the brazed joint was analyzed by means of a scanning electron microscope and an energy spectrum analyzer. 用扫描电镜和能谱分析仪对钎焊接头的显微组织进行了分析。
Microstructure of Brazed Joint of Bilayer Ceramic Composite and Steel 双层陶瓷复合材料与钢钎焊接头界面的微观组织结构
Analysis of the microstructure of the electron beam brazed joint 电子束钎焊接头组织分析
Stainless steel capillary tube-to-plate brazed joint by electron beam has been achieved using electron beam brazing system based on Virtual Instruments. 应用自主开发的基于虚拟仪器的电子束钎焊系统,成功实现了不锈钢毛细管板接头的电子束钎焊。
This paper discusses the effect of brazing time, brazing temperature, brazing gap and diffusion treatment on the remelt temperature of the brazed joint. 文章讨论了钎焊时间、钎焊温度、钎焊间隙及焊后扩散处理对钎焊接头再熔化温度的影响。
Study on Interface Fracture Mechanics of Brazed Joint 钎焊接头界面断裂力学试验研究
In this paper, a good contact reactive brazed joint of Al was gained by using silicon as an interlayer. 本文采用Si作为中间层介质进行了铝的接触反应钎焊,并得到良好的接头。
Mechanical Responding of Al Alloy Contact Reactive Brazed Joint and Selecting of the Interlayer Thickness Al合金接触反应钎焊接头力学响应及中间层厚度的确定
It is found that the ultrasonic imaging technology is an effective way to evaluate the quality of the ultrasonic brazed joint of aluminum matrix composites and detect the defects such as blow hole, oxide film inclusion and incomplete penetration in brazing interface. 超声成像技术能反映出铝基复合材料钎焊界面的接合状态,可检测出气孔、氧化膜夹杂和未钎透缺陷,为铝基复合材料钎焊的研究提供了有效的检测手段。
The Microstructure of Brazed Joint of Doped Graphite and Copper 掺杂石墨与铜钎焊的显微组织
In this paper, Cu and Ni have been chosen to be added into Al-Si filler metal and the effects of Cu, Ni and Si on the shear strength of brazed joint have been studied by orthogonal design. 以Cu、Ni作为主要的添加元素,通过正交试验的方法研究了合金元素Cu、Ni、Si对接头剪切强度的影响。
The composition of the brazed joint is then made up of the TiC phase of high melting point and the refractory alloy of Ti-Ta-W. 从而,钎焊接头的成分就由高熔点的TiC相和Ti-Ta-W难熔合金所组成。
The simulation shows that: the effect of axial stress and circumferential stress on the strength of the brazed joint is very little, and radial stress is the main factor of joint damage. 模拟结果表明:在焊后冷却过程中产生的轴向应力,周向应力对接头的强度影响较小,径向应力是接头破坏的主要因素。
Analysis of Crack for Brazed Joint of Ultralow Carbon Steel and Cu-tube 超低碳钢与铜管钎焊接头的裂纹分析
Fracture Behavior Analysis of MIG-brazed Joint with Cu-based Filler Metals Cu基钎料MIG钎焊接头断裂行为分析
Effect of Specimen Size on the Residual Stress of Al_2O_3 and Nb Brazed Joint 试样尺寸对Al2O3陶瓷/Nb钎焊接头应力场分布的影响
In addition, I had separately analyzed brazing alloy component and brazed joint between diamond film and hard alloy by SEM and XRD. 此外,使用SEM和XRD分别对钎料成分和金刚石膜与硬质合金的钎焊接头进行了分析。
The shearing strength of the brazed joint can be also greatly strengthened. 同时还可以显著提高钎焊接头的抗剪切强度。
Distributions of residual stresses in doped graphite/ Cu brazed joint are simulated and analysed by FEM calculation. 利用有限元方法,模拟分析了掺杂石墨/Cu钎焊接头残余应力的分布特征。
Research on UT and evaluation of brazed joint 钎焊接头超声无损检测与评价的研究
The defects and their locations can be predicted by the characteristics of obtained A-scan signal, B-scan and C-scan images, and the ultrasonic results are verified by metallographic analysis of brazed joint. 研究结果表明,结合A扫描信号、B扫描和C扫描图像的特征,能够判断缺陷类型及其位置,并通过断面金相分析进行了验证。
Microstructures characteristics and properties of solidified aluminum alloy brazed joint 铝合金钎焊凝固接头的组织特征和性能
The results show that interlayer Cu can effectively make brazed joint release residual stress and prevent joint from crackle. 结果表明,中间层Cu能有效释放接头残余应力,防止接头产生裂纹;
By observing microstructure of brazed joints and X-ray diffraction experiment, it could be determined that parts of a joint solid solution were in line with the ideals of brazed joint request of the organization. 观察钎缝金相组织和X射线衍射试验发现接头部位出现了固溶体,符合理想钎焊接头的组织要求。
This paper will study the Lamb wave theory and apply it to the process of testing actual sheet metal brazed joint. 本文将对Lamb波理论进行研究,并且将其应用到实际薄板钎焊接头的检测过程中。