For overhead pipeline, welding with basic-compound coated electrodes and pre-welding heating of the joint will reduce the joint thermal -stress.
采用碱性药皮焊条和焊前接头预热的施焊方法，焊接的空间管道接头热应力小。
Localized heating from the welding process and subsequent rapid cooling induces welding shrinkage stresses along weld bead during welding thin-wall plate and causes structural buckling distortions.
在薄板焊接中，由于局部加热和迅速冷却产生了沿焊缝方向的焊接收缩应力，而导致焊接薄板发生屈曲变形。
A welder's kit contains electrode holder, welding torch, helmet shield, portable electrode heating box and temperature measuring pen.
一名焊工的成套工具包括焊钳、焊炬、面罩、手提式焊条加热箱和测温笔。
The welding process of the welding workpieces, uneven heating process is partial and uneven cooling process.
焊接过程对被焊工件来说，是局部的不均匀加热过程和不均匀冷却过程。
Heating cable cross: must be used in explosive situations linear supporting proof junction box, the general situation can also be used splice or welding.
伴热电缆的交叉：在易燃易爆场合必须采用配套的防爆直线型接线盒，一般场合也可以采用绞接或焊接。
Care shall be taken to avoid stress concentration due to welding, heating and discontinuity of the structure or build-in stress.
应该特别注意由于焊接，加热和结构的非连续性产生的应力集中和嵌入的应力。
A welder's kit contains electrode holder, welding torch, helmet shield, portable electrode heating box and.
一名焊工的成套工具包括焊钳，焊炬，面罩，手提式焊条加热箱和测。
Through the analysis of material and construction, the dissimilar steel gear is successfully welded using stress reduction zone by heating and proper assemble and welding sequence.
通过对铸焊齿轮的材料和结构的分析，利用“加热减应区”法及适当的装配焊接顺序，成功地焊接了异种金属的合金钢齿轮。
Technology: flange type of heating is heating pipe and welding flanges from fixed.
工艺：法兰式加热管是由加热管与法兰焊接固定而成。
In order to avoid the possible softening of HAZ in welding of RPC steel, laser welding is one of the best methods due to its faster heating and cooling rate and narrower HAZ.
激光焊接有很快的加热和冷却速度，热作用范围窄，在合适的工艺条件下可避免RPC钢HAZ的软化，激光焊接是高质量焊接RPC钢的方法之一。
The melting deformation area is dependent on the energy heating the contact surface, the meterial parameters and the deformation is identical with the welding probability.
探明了熔化变形面积与接触加热能量及材料性质参数有关且其变形大小与静熔焊概率大小一致。
Technology: flange type of heating is heating pipe welding flanges from fixed.
工艺：法兰式加热管是由加热管与法兰焊接固定而成。
The traditional viewpoint of existing heating process and neglecting melting phenomena in welding results in the error of considering compressive plastic strain in welding.
由于认为焊缝存在加热过程和忽视熔化现象的存在，导致传统观点认为的焊缝存在压缩塑性应变的错误。
The correct description of temperature field during welding processes for quick heating and cooling is prerequisite for analysis of stress-strain of welded joints.
焊件在快速加热和冷却过程中温度场的正确描述是焊后接头力学性能分析的前提条件。
The heating and other technical characteristics as well as procedure parameters are introduced in this paper for bicycle wheel - tyre double seam high speed welding.
介绍了自行车车圈双面双缝高速次级整流缝焊新工艺、新设备，并对其加热特点、技术要点及焊接参数等问题进行了探讨。
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。
Compared to HF heating and other methods, it is with high welding speed, high production, low cost.
该工艺方法较之以往的高频加热法和管材导电加热等工艺方法，具有焊速快、生产率高、成本低等优点。
The results show that toughness of the coarse grained HAZ is improved after second welding heat cycle except intercritical two-phase heating.
力学性能测试结果表明，除在临界二相区加热外，二次热循环均使粗晶区得到初化。
The paper prompts a new process of making surface compressive residual stresses by the rule of Anti-Welding-Heating Treatment.
本文提出了采用逆焊接加热处理原理制造表面压应力的新方法。
As Flupac's technology does not involve heating or welding, the system is very flexible, fast to install and very reliable compared to conventional welded solutions.
福尔湃克管路技术无需任何加热或焊接，整个管路系统与传统的焊接管路系统相比是集灵活与便于快速拆装，高质量与高可靠性于一身的管路解决方案。
With measuring dynamic temperature change of twin electrode, the heating and melting of twin electrode single arc welding was investigated.
通过测量双电极焊条的动态温升等试验方法研究了双电极焊条单弧焊中双电极焊条的加热和熔化。
A controlling box is developed using with 8031 single chip microprocessor. It can provides the controlling for 3 stages of heating of welding cycle, preheating and tempering etc.
研制了用单片机组成的点焊控制箱，可完成三阶段加热焊接循环，实现预热、回火等。
The aluminum heating tube (3) is manufactured into a needed shape and then welded with the aluminum heat-conducting sheet (2) and the cup body (1) with welding technology.
生产时将铝加热管(3)加工成所需形状，用焊接工艺将其和铝传热片(2)与杯身(1)焊接在一起。
The technic proposal of the invention adopts the melting welding material as the heating medium and heats the welding pots on the welding surface of the circuit board;
本发明的技术方案，采用熔融焊料作为加热介质，对电路板焊接面上的焊点进 行加热；
The procedure parameters are then determined from analyzing processes and results of experiments. The procedure is applied to welding high pressure heating vessel.
通过对试验结果的分析，确定了工艺参数，并成功地将该工艺应用到高压加热器产品的焊接中。
The control of magnetic-influence heating stove in revolving steel-pipe welding line's heat treatment is discussed.
针对感应加热钢包炉的基本原理，结构特点、电热性能等进行了探讨和分析。
The parameters of heating rate, energy, current waveform and time should be controlled precisely in order to insure the quality of minisize piece spot welding.
为了确保微型件点焊质量，往往需要对点焊过程的加热速度、能量、电流波形、时间等参数进行精密控制。
With the methods of the pre-heating before welding, controlling the interlaminar temperature and the heat treatment after welding, the welds that satisfy the quality specifications can be available.
通过焊前预热、层间温度控制及焊后热处理等手段获得了满足质量要求的焊缝。
The techniques for repair are studied after crack arrest in metal dies using electromagnetic heating, such as electrical spark melt joining, reinforced build-up welding and brush electroplating.
研究了各种实际金属模具中裂纹电磁热止裂后的修复技术，如电火花放电熔焊搭桥、强化堆焊、刷镀等；
And we have CNC, CJK, Punch press, high-frequency heating machine, argon arc welding machine , drilling machine….
拥有数控车床，冲床，仪表车，锯床，高频电热机。脉冲氩弧焊机，电焊机，钻床等设备。
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