This process showed a stable arc, good welding joints without any gas pores and cracks.
焊接过程电弧稳定，焊接接头熔合良好，未见裂纹、 未焊透、夹渣、气孔等缺陷。
This thesis is on the experimental study of the panel zone of welding joints of steel structure.
本文是关于钢结构焊接接点板域的试验研究。
The welding joints of multilayer vessel and the diagrammatic sketch of the hybrid heat exchanger are attached in the paper.
文中附有多层包扎容器焊接接头和混合式换热器结构等示意图。
Experiments showed that HIC properties of welding joints for the newly-developed wires can meet the requirements concerned.
试验结果表明，两种研制焊丝的接头抗h IC性能均能满足有关要求。
The result show that there was very high welding residual stress on the welding joints and their adjacent area in the gas side.
结果表明，气侧焊缝区与近焊缝区存在很高的焊接残余应力。
The experimental on residual stress of welding joints indicates that the longitudinal residual stress distribution can be obtained.
该方法应用于实际焊缝应力的测量取得了良好的效果。
The hardness tests on welding joints prove this by showing that the hardness reduces in fusion area, and increases slightly in weld zone.
通过对焊接接头的硬度检测，发现熔合区硬度下降，焊缝区略有上升。
A new view of characteristic zone of fusion welding joint is put forward through observations and researches of many fusion welding joints.
通过大量的熔化焊接头试样的观察和研究，提出了熔化焊接头特征区域划分新方案。
A new view of characteristic zone of fusion welding joint is put forward through observations and researches of many fusion welding joints.
本文研究了已提出的几种熔焊接头特征区域划分方案，找出认识一致和认识分歧之处，并对认识分歧的原因进行了详细讨论。
As a main part of workpiece, the performance and technics of dissimilar steel welding joints have a key impact on the life-span of workpiece.
异种钢焊接接头作为工件的主要部位，其性能和工艺的好坏直接影响着工件的使用寿命。
The photograph and mechanical robustness tests show that the welding joints have no internal defects and accord with the technical requirements.
经拍片和机械强度检验，证明焊接接头无内部缺陷并符合技术要求。
The best welding procedure. the mechanical property, the microstructure and residual stress level of tube-tubeplate welding joints were presented as well.
并对管子管板焊缝的力学行为、显微组织及应力进行了评论。
In this paper, the influence of low temperature synchro heating (LTSH) on the mechanical properties of aluminum alloy LY12CZ welding joints was investigated.
本本研究了低温同步加热(LTSH)对高强铝合金ly 12 CZ焊接接头机械性能的影响。
Welding joints must be certified before implementation of the welding process, thereby, the improvement of the welding process on barrel of pressure vessel is proved.
实施筒体的焊接工艺前，必须验证焊接接头的使用性能，从而证明压力容器筒体焊接工艺的重要性。
In the practical application of dual phase steel products, the structure constituent and properties of welding joints should meet the requirements of actual production.
在双相钢的实际部件应用中，接头组织及性能必须要满足需求。
Its with precise manufacturing, manual carefully pick welding joints, make of this upgrade irrelevant to become the price of reference for the magnitude of the election.
其经过精确制造、手工精心接焊的接头，使这款升级线线成为该价位上的参考级之选。
The results show that the microstructure and properties of the welding joints are higher than that of the basic metal. The welding process is fit for welding converter ring.
结果表明，试样焊接接头的组织及综合力学性能均优于母材，焊接工艺基本可行。
The super radial gate for the Hongjiang Hydropower Station has many welding joints so that it is big in welding deformation and difficult to control the welding deformation.
洪江电站超大型弧形闸门焊缝较多，焊接变形较大、焊接变形控制困难。闸门制作中，利用多种焊接变形控制技术，对闸门制造全过程焊接进行了跟踪和研究。
Flash can be continual and steady, and then, the good welding joints could be obtained by properly controlling feeding speed of shifting unit of rail continuous flash welding.
有效地控制钢轨连续闪光焊的动力柱送进速度，可以使整个焊接过程保持连续和稳定的闪光，从而获得优良的焊接接头。
An advanced double wires narrow gap SAW technique, equipment and special procedure have been used to weld high pressure storage tanks successfully with high quality welding joints.
采用先进的双丝窄间隙埋弧焊设备和专用焊接工艺，成功地焊接了大厚壁高压蓄势器，质量检查全部合格。
The paper analyses the weldabilities of four kinds of dissimilar metals welding joints and also discusses the design of welding grooves, selection of filler metals and welding code.
本文分析了高压氨洗塔中四种复杂的异种钢接头的焊接性能，对接头坡口设计、焊材的选用、工艺规范的选取进行了深入的探讨。
The rail welding plays a significant role in the construction of continuous railways, for it directly determines the quality of rail welding joints and the security of railways transportation.
钢轨焊接是无缝线路建设的重要环节，它直接决定了钢轨接头的质量并影响到铁路运输的安全性。
The welding metal can form granular bainite structure and mechanics property of welding joints is consistent with the parent metal. The result shows that this welding electrode can meet the need.
通过分析焊接接头组织和力学性能，表明与辙叉母材的性能基本一致，能够满足使用要求。
This paper presents laser welding, its principle, forms of welding joints, allowable clearance between welding joints, control of welding process and its application to the body manufacturing, etc.
介绍了激光焊的原理、接头形式、接头的间隙要求、焊接过程的控制及其在车身制造中的应用。
Because of that both the grey spots and the performances of the rail resistance welding joints are under the synthetical influence of many parameters, the orthogonal design was used to settle tests.
由于钢轨接触焊接头灰斑与性能受众多参数综合影响，故采用正交设计安排试验。
This welding process joints work pieces by melting the electrode and the base metal with the heat from the electric arc between the electrode and the work piece.
它是一种利用焊条与工件之间电弧产生的热量熔化焊条和母材而将被焊工件连接起来的焊接方法。
Flat welding flange not only saves space, reduces weight, more importantly, to ensure that joints do not leak, has good sealing performance.
平焊法兰不仅节省了空间、减轻了重量，更重要的是确保接头部位不会发生泄漏，具有良好的密封性能。
The results show that the proper selection of modes of welded joints and welding technologies can double improve the fatigue life of structures.
结果表明，合理选择焊接接头形式和焊接工艺可以成倍地提高结构的疲劳寿命。
The tested results show that the steel has good welding adaptability through analyzing the mechanical properties and metallurgical structures of the welded joints.
通过对焊接接头的力学性能和金相组织分析比较，证明该钢具有良好的焊接适应性。
The tested results show that the steel has good welding adaptability through analyzing the mechanical properties and metallurgical structures of the welded joints.
通过对焊接接头的力学性能和金相组织分析比较，证明该钢具有良好的焊接适应性。
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