WELDED相关论文
Due to the individual electrical and mechanical characteristics of resistance welding machines,choice of the right machi......
The as-forged Ti3Al-based alloy and TC11 titanium alloy were welded by electron beams in vacuum, and then they were proc......
A novel light scanning system based on circular laser trajectory for welding robot is developed. With the help of image ......
This study reviews the development of Baosteel’s pipeline steel over the last 20 years.Energy demand accelerates the de......
A reliability assessment method of fatigue life based on the long-term monitoring data is developed for welded details i......
Through the vacuum diffusion welding SiCp/ZL101 aluminum with Cu interlayer,the effect of welding parame-ter and the th......
In this study we conducted single V-groove butt welding (GTAW) on three types of heat treatable aluminum alloys2024-T351......
The normally centered electron beam and non-centered electron beam welding of TiAl to TC4 was investigated in order to a......
Three dimension simulation analysis of the interpass stress and deformation during multipass welding
It has been widely studied about the final residual stress and deformation in multipass welding of thick weldments. But ......
Many factors influence the fatigue and crack growth behavior of welded joints. Some structures often undergo fairly larg......
The changes in the mechanical behavior of electric resistance welded(ERW) pipes before and after the cage roll forming p......
A multi-physics hybrid numerical model,which couples electric,magnetic,thermal and flow fields,was used to investigate e......
In this paper,the product designs,mechanical properties and microstructure of ultra-high strength linepipe steel in grad......
The residual stress of T-joints for SUS304 stainless steel by YAG laser welding was measured by the method of hole-drill......
In this study, resistance spot weldability of 180 grade bake hardening steel (BH180), 7123 grade interstitial free steel......
Very high cycle fatigue(VHCF) behaviors of bridge steel(Q345) welded joints were investigated using an ultrasonic fatigu......
This paper introduces the process and result of fatigue test of steel (Z direction steel) welded T tubular joints used ......
采用静载拉伸、动载冲击、硬度试验等方法研究了一种X80钢直缝高频焊管的力学特性,结合光学显微镜和扫描电镜分析了微观组织。结果......
使用Pro/E软件建立3种不同焊缝余高的焊接接头的几何模型,使用Hypermesh软件对接头进行网格划分,使用ABAQUS软件进行应力模拟分析,......
SAF2205双相不锈钢广泛应用于石油化工行业裂解炉炉管。本文采用钨极氩弧焊打底+焊条电弧焊填充和盖面的焊接方法,选用合适的焊接......
The microscopic mechanical performance for nonuniform welded joint of nickel-based alloy with nanoin
To quantify the nonuniform micromechanical performance of welded joint,the load-displacement curves by nanoindentation t......
For fatigue strength design and evaluation as well as for multiaxial fatigue tests analysis of welded structures, the st......
对Inconel 690传热管材进行钨极气体保护焊(GTAW)对接焊,采用拉伸试验机、压扁试验机和光学显微镜测试和分析传热管焊接接头,同时......
焊接接头是不锈钢发生腐蚀的活性区域，本文采用电化学钝化处理工艺对其进行表面改性，有效改善其耐蚀性能。同时，通过电位云图测试和耐......
目的：研究激光焊接铸造纯钛时不同的焊接间距对纯钛性能的影响。方法：将铸造钛试样按照焊接间距的大小分为4组：0．00、0．25、0．50、1．00mm......
采用与母材同质的焊丝对AZ31镁合金板材进行手工钨极氩弧焊,利用真空热压炉及专门设计的夹装模具对焊接接头分别在250,300,350,400......
分析了650M3液化气球罐下排污管法兰的断裂原因.分析结果表明,法兰断裂是由液化气中的H2S所引起的应力腐蚀开裂.法兰材料使用错误......
具有多尺度（分辨）分析和时一频局部化特性的分形分析技术，特别适用于边缘信号和峰值突变信号的处理和特征提取，因此在齿轮箱缺陷检测中......
采用研制的GCR-81Ni1MP金属粉芯药芯焊丝和开发的自动化焊接系统,成功实现了Q370R球罐的自动化焊接.研究了焊接热输入对焊接接头冲......
介绍了基于虚拟仪器技术的超声波自动探伤系统的结构、检测原理、硬件组成、软件设计及其在焊管生产检测中的应用。该系统把传统的......
从焊接接头检验各种方法的原理介绍入手,阐明各种检验方法的优缺点和不同适用范围,并依据目前的燃气施工验收规范和石油部输气管道......
研究了TC17钛合金惯性摩擦焊焊接接头的疲劳裂纹扩展规律,并利用光学显微镜、扫描电镜对材料的显微组织和断口形貌进行分析.结果表......
利用恒电位极化曲线法及金相显微分析方法，研究了奥氏体不锈钢手弧焊焊接接头在含Na2S溶液中的腐蚀行为。结果表明，采用A102焊条的焊......
利用自行开发的测量材料局部力学性能的双孔微剪切试验装置，对铝合金接头各区域进行微剪切试验：记录加载过程中的载荷-位移曲线，同时......
用储能焊方法对0Cr18Ni9不锈钢进行了点焊连接实验，分析了其焊接接头的组织形貌和形成规律。焊接接头由熔核区、半熔化区及热影响区......
Based on the evolution of fatigue cracks in welded structures,the fatigue life of welded structures was defined as the s......
Al-6Mg alloy with trace Sc addition was prepared by means of melting-casting.The samples of the welded joints of Al-6Mg ......
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Fatigue assessment of welded joint is still far from being completely solved now,since many influencing factors coexist ......
