narrow gap welding的意思|示意

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 synthesizing control scheme is put forward based on the requilement of narrow-gap all-position welding technology in terms of the moving track of tungsten electrode.

在厚壁管、压力容器及电站锅炉的窄间隙全位置焊接中，钨极运动轨迹是动态的。

The hollow-axis motor drives the offset nozzle and rotates the arc on the tip of wire at high speed, so as to ensure enough penetration into the sidewalls in narrow gap welding.

在该系统中，焊丝穿过电机的空心轴后从导电嘴的偏心孔送出，电机带动导电杆和偏心导电嘴旋转，从而使焊丝端部的电弧以一定直径高速旋转，以保证窄间隙焊接接头具有足够的侧壁熔深。

The structural characters of steel pipe drilling rod, the signification of welding repair for the rods and the narrow gap welding process and equipment are introduced in the paper.

介绍了钻铤钢管的结构特点、焊接修复的意义，以及窄间隙焊接工艺与设备。

Narrow gap welding and its applications in primary cooling systems.

主回路冷却系统的窄间隙焊接及其应用。

Introduces the feature of the narrow gap welding, and analyses how to determine the form of groove, screen out submerged-arc welding flux and choose welding condition in detail.

介绍了窄间隙焊的特点，对坡口形式的确定、埋弧焊剂的筛选、焊接工艺参数的选择进行了详细分析。