In addition, the mechanism of the T-TIG arc pressure reduction to make the sound weld formation was analyzed.
此外，在焊接试验的基础上，进一步对双钨极氩弧焊降低电弧压力、减少焊接缺陷的机理进行了分析。
The results show that under the same process, the component of activating flux has obvious effect on weld formation.
结果表明：在相同工艺参数条件下，活性剂成分对焊缝成形有明显影响。
The effects of the short-circuiting transfer parameters on weld formation quality in high speed CO2 welding process were analyzed.
分析了高速CO2焊接过程中短路过渡参数对焊缝成形质量的影响。
The research indicates that this method can control the welding time of a weld and that the stable and uniform weld formation is acquired.
研究结果表明：该方法能够实现对焊点焊接时间的实时控制，获得均匀稳定的焊缝成形。
This article introduces weld formation of low carbon steel, stainless steel and al alloy by TIG welding in longitudinal intermittent alternative magnetic field.
研究了间歇交变纵向磁场TIG焊接不同材料(低碳钢、不锈钢和铝合金等)的焊缝成形。
The variation of the plasma gas flow can heavily influence the fluidity of the puddle metal and the weld formation though the diameter of the keyhole is hardly changed.
虽然离子气流量的变化对穿孔熔池的孔径影响较小，但对熔池金属的流动性和焊缝成形影响较大。
It is proved that the new control method can obviously reduce the spattering loss, improve the weld formation and broaden the criteria of the optimum welding conditions.
新控制法可以明显地减小飞溅，改善焊缝成形和扩大合理的焊接规范区。
Through the experiments of the different current waveform, the results show that the current waveform control is an effective method to improve the quality of the weld formation.
通过对不同电流波形的实验研究，结果表明采用电流波形控制可以有效地改善焊缝成形。
The influences of the filler metal powder on the laser power density threshold value, weld formation and process stability were studied during CO_2 laser welding of aluminum alloy.
研究了填充合金粉对CO_2激光焊接功率阈值、焊缝成形和焊接过程稳定性的影响。
Application of seal airtight spot welding in bus industiy is introduced in this paper. This welding technology can get good weld formation better seal airtight weld and high production.
介绍了密封胶点焊新工艺在客车制造中的应用，分析了应用该新工艺具有焊接变形少、焊缝密封性好、生产效率高等特点。
The toughness of weld metal is the highest while the coarse grained region in the HAZ is the lowest because of welding thermal cycle and formation of brittle microstructure.
试验钢由针状铁素体和少量块状铁素体组成，焊缝为典型的针状铁素体组织，焊接热影响区粗晶区以粒状贝氏体为主。
Carbon migration induces the formation of carbon-enriched layer in the austenitic weld metal and carbon-denuded layer in the Cr-Mo steels base metals.
碳扩散的结果是在紧邻熔合界面的焊缝金属一侧形成高硬度的增碳层，母材金属一侧产生硬度较低的贫碳层。
It has a low welding spatter and aesthetic formation of weld.
堆焊过程飞溅小，焊缝成型美观。
On the contrary, it will create weld porosity and poor formation.
弧长太长会产生气孔及焊缝成形差等焊接缺陷。
On the contrary, it will create weld porosity and poor formation.
弧长太长会产生气孔及焊缝成形差等焊接缺陷。
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