We can perform the pipe by following operations: cutting and mechanical chamfering, manual and automatic welding.
咱们可以对管子进行下面所开列预制加工：割切以及机械加工坡口，手工以及自动烧焊等。
The controlling system has many work patterns, such as manual, semiautomatic, and automatic, and can compensate for the effect of voltage fluctuation to welding current.
控制系统具有手动、半自动、全自动等工作方式，可自动补偿网压波动对焊接电流的影响。
The features of manual downhill welding, semiautomatic welding, automatic welding and other welding technologies like butt flash welding and laser beam welding (LEW) and so on are analyzed.
分析了手工下向焊、半自动焊、自动焊及特种焊等焊接方法的特点，在选择焊接方法时应考虑管道直径、壁厚、管道长度、设计条件、管子级别等因素。
应用推荐