welding joint

The weak point of friction stir welding joint for 7075 aluminum alloy occurs in the TMAZ.

7075铝合金搅拌摩擦焊接头的薄弱点在热机影响区.

An experimental study of microstructure and properties of the welding joint for two kinds of nippon& made steel

对两种日本进口钢材焊接接头显微组织及性能的实验研究

Microstructure and Properties of Loop Projection Welding Joint Between Large-Diameter Screw Nut and Electrogalvanizing Thin Steel Plate

有闭环（插槽）可以套在螺母或螺栓头上的扳手。厚大螺母与镀锌薄钢板环凸焊接头组织与性能

A new method for direct measuring interface temperature and its distribution along diameter direction for friction welding joint between the same or different materials is put forward by using the standard thermal couple in combination with natural thermal couple.

将标准热电偶与自然热电偶两种测温方法结合起来，提出了一种能直接测量同种及异种材料摩擦界面温度及其沿径向分布的新方法。

The Research on the Cracking of Tee Joint Welding of Main Steam Pipe

主汽管三通焊缝开裂泄漏原因分析研究

The test results show that the tensile strength and the impact toughness at low temperature of the welding joint are both slightly lower than that of the base metal.

实验结果表明，焊接接头的抗拉强度和低温冲击韧性都略低于母材值。

Welding technology and application of pure aluminum ( L3) joint

纯铝（L3）接头的焊接工艺与应用

Through water pressure test, ammonia leakage test and field high temperature melted salt cycle test, it is shown that the tube joint welding quality meets completely the design and process demands.

经水压试验、氨渗漏检验及现场高温热熔盐循环试验，焊接接头质量完全达到设计及工艺要求。

The thermal cycle on the surface of friction welding joint was measured by means of thermocouples.

结果表明,摩擦焊接头的温度场、飞边形状和轴向缩短量的计算结果和实验结果吻合较好.

The dynamic change of the molten pool influences the quality of welding joint directly in TIG.

TIG焊接 过程中,熔池的动态变化直接影响焊接质量.

Repair Welding Joint Boundary Structure and Performance of Explosion Composite Plate

爆炸复合板补焊接头界面的微观组织与性能

Temperature measure for joint of friction stir welding

搅拌摩擦焊接头的温度检测

This process is joint Lou broke traditional tin soldering shop, greatly reduce the cost of manufacture process, the difficulty, shorten the production cycle, and improve the welding joint intensity.

该工艺打破了娄似接头采用传统的铺锡钎焊方法，大大降低了工艺程难度、制造成本，缩短了生产周期、提高焊接接头的强度。

Influence of the configuration of Pin on the quality of plastics friction stir welding joint

搅拌头形状对塑料搅拌摩擦焊接头质量的影响

Insulating joint which is different from insulating flange achieve connection through welding ( appendix A ) .

与绝缘法兰不同的是,绝缘接头的 左法兰 和勾圈是通过焊接实现连接的.

it provides a theoretical proof for the choice of the welding joint sectional shape and dimension, and for increasing the length of life and stability of the weld structure, and for design and manufacture in the weld structure.

为合理地选择焊接接头截面形状和尺寸，提高焊接结构的使用寿命和安全稳定性以及焊接结构的设计和制造提供了一定的理论依据。

Three-dimensional numerical simulation of temperature field for butt joint welding

对接接头焊接温度场的三维数值模拟

Based on this, the paper selects typical welding joint in the shipbuilding process, mainly including the butt welding of web plate, the butt welding of panel, the butt welding of plate, the angle joint of plate and web plate.

基于此本文选取船体建造过程中典型的焊接对接接头，该焊接接头主要由平板的对接、腹板的对接、面板的对接以及腹板和平板的角接组成。

To solve the problem, the welding joint construction-designed and argon-arc welding was employed.

解决措施为采用氩弧焊,改进焊接结构设计等.

Tensile, impact and fatigue test is carried out separately for rail joint welded with gas-pressure welding. tn addition to these, fracture and metallography analysis is accomplished, too. The factors affected the quality of gas-pressure welding joint for rail are approached.

对钢轨气压焊接头进行了冲击、拉伸及疲劳试验，并进行了断口及金相分析，探讨了对钢轨气压焊接头质量的影响因素。

The result of welding test show that we can acquire all wool and a yard wide welding joint between the pickax boot wearable materials ( 2C) and pickax body materials through selecting fit welding material and drawing up the reasonable welding craft.

焊接试验结果表明，通过选择合适的焊接材料以及制定合理的焊接工艺，能够获得所选镐靴耐磨性能最好的2C试样与镐体材料优质的焊接接头。

As a new technique, laser welding is implemented to realize the joint of galvanized steel.

激光焊接是实现镀锌钢焊接的一种新方法.

According to the unevenness of concave welding joint, it studies dynamic performance of high speed trains running on the slab track.

针对焊接凹接头不平顺，研究高速列车通过板式轨道时的动力学性能。

Finite element analysis of anti-break performance and anti-shock strength of the armored steel thermit welding joint

装甲钢板铝热焊接头抗断性和抗击强度有限元分析

To solve the problem, the welding joint construction was re-designed and argon-arc welding was employed.

解决措施为采用氩弧焊，改进焊接结构设计等。

The Discussion of the Influence upon Security by the Space between Welding Joint on the Board of Boiler

小议锅壳锅炉焊接管板孔桥相邻焊缝间距对使用安全性能的影响

The material selection of reactor, strength calculation, structure design ( including welding joint and flange seal face) and matters needing attention in equipment manufacture were analyzed and discussed comprehensively by the author.

作者对反应器的选材、强度计算、结构设计（包括焊接接头和法兰密封面）及设备制造中应注意的问题进行了较全面的分析和论述。

Dimension Deviation Analysis of BIW's Welding Joint Based on Energy Method

基于能量法的汽车白车身焊接接头尺寸偏差分析

Different process parameters of rotating arc welding affect the welding joint microstructure, which directly related to the thermal cycling curve of rotating arc welding.

旋转电弧的不同焊接工艺参数对焊接接头的微观组织有影响，这与旋转电弧焊接时的热循环曲线有直接的关系。

The welding joint crack and ultrasonic test of power plant pipes

电站管道焊接接头裂纹与超声波检测