To protect the power component of electric welding machine,overtension and undertension protection are circuit designed.

为保护机的功率器件设计了过欠电路。

Channel companies welding stainless steel processing various models, ranging from heterotypic edge angle.I-H-plasma processing.

公司加工各种型号不锈钢槽钢，不等边异型角钢，工字钢，H型等离子加工等。

It's more automatable and easier to repair shafts using laser overlaying welding technology.

数控编程等手段的运用大大提高了工作效率 ,也降低了现场操作的难度。

It has vanguard technology of friction welding and chroming and so on.

具磨和镀铬等先进生产工艺。

The paper introduces single "U" groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel,opening up a new method for welding clading stainless steel vessel.

要详细介绍了内商为不锈钢的多层高容器外U形坡口的单面工艺，从而为不锈钢复合容器的开辟了一条新途径。

Therefore the electrode can be used for welding of pipe, stainless and fine parts.Thereby it has been adopted in place of Thoriated Tungsten electrode on many aspects.

因此，它常常用于管道、不锈钢制品和细小致部件的，在许多方面已经取代钍钨电极。

The illinium electrode produces a slim arc when used in welding.With a high level of compression, it has a bigger melting depth in medium and high currents.

钇钨电极在时弧束细长，缩程度大，在中、大电流时其熔深比较大。

Rapid application of an axial force completes the upset welds.The localized heating is in high current, low voltage pulses for which a homopolar welding generator is utilized.

Electric resistance welding provides localized heating for simultaneous upset welding of the copper bars and copper end rings of an electric motor cage rotor assembly.

On the basis of the above analystic results, successful butt cold welding has been obtained between the metals of incoherent lattice and non-soluble liquidoid and non-soluble solidoid.

根据上述分析结果，实现了非共格金属间及液相、固相不相溶金属间的对。

Aimed at the problem of lamellar tearing in the welding of bakie, generating cause of lamellar tearing was analyzed from the product structure and welding procedure etc.

针对中间包时产生层状撕裂问题,从产品结构、工艺等方面分析了层状撕裂的原因,并制定相应的工艺措施,避免了层状撕裂的产生。

On the basis of the characters of HG - II myriametre rail welder and thetechnological request of rail gas pressure welding in the field, a ra.

根据新技术标准和施工工艺特点,在客运专线铺轨基地建造了全自动的长钢轨流水生产线,总结出了长钢轨闪光触的施工关键技术。

Main loop uses silicon-controlled hexaphase half-wave closed loop control technology, not influenced by electrical network voltage undulation and welding cable length, the performance is more stable.

主回路采用可控硅六相半波闭环控制技术，不受电网电波动和电缆长度的影响，性能更加稳定。

The process of vacuum electron beam welding for rear-axle housing semiaxle of coach was introduced and the major problems in the process of welding was analysed.

介绍了用真空电子束大型客车后桥壳半轴的工艺方法,并就过程中存在的主要问题进行了分析。

Air hole, burnthrough, cooapse and welding crackle occurred in the fixed overhead weld for aluminium and aluminium alloy tubes, above all the small-size thin wall tube.

针对铝及铝合金管,特别是小口径薄壁管固定口仰部位易出现气孔、烧穿、塌陷及热裂纹等问题,分析问题存在的原因,从工艺方面入手,提出一套消除气孔及烧穿的操作手法。

The purpose of prebending process of longitudinal submerged arc welding pipe production line is introduced;character of roller prebending and mould press type prebending is analyzed.

对螺旋埋弧钢管在生产过程中产生咬边的原因进行了分析,提出了针对这些原因应采取的相应措施。

The welding machine has strong anti-electricity fluctuation ability,it is available to produce in small quantity.At the same time,further research should be held on accurancy accouplement.

得出该机抗电网波动能力强、可小批量生产，同时还应从确匹配上进一步研究的结论。

The system uses PLC procedure control, start-up, forward or backward soldering gun, arc starting, workpiece circumgyration, etc full welding process all can complete automatically.

系统采用PLC程序控制，启动、进退枪、引弧、工件旋转等全过程均能自动完成。

The product production line uses Japan, Europe, US and so on specialized automated, the semiautomation welding apparatus, each kind of product automatic production.

产品的主要原料由国际和国内优质供应商提供，并配置了先进的实验设备和完善的检测手段，以保证产品的安全性和可靠性能。

Double-frequency cipher can solve the problem of multimachine mutual interference fairly good by handling the remote control and autocorrection of welding current.

采用“双频密码”方式解决电流的远程调节及自动修正，较好地处理了多机相互干扰问题。

Disposing welding section steel cross bridging in the slab-column system is a good means to avoid disposing abaci and elevating shear resistance.

合理设置型钢剪力架是避免设置柱帽和板托,同时有效提高板柱节点抗冲切承载力的最受欢迎的有效手段。