In basis of analyzing the features of the conventional arc welding technology, a DC low-frequency plasma welding power with fusionpenetration is selected as the heat source for metal forming.
本课题在分析常规弧焊技术特点的基础上,选取熔透式低频直流等离子弧焊电源作为成形的热源。
2
Based on the analysis of site welding, the main welding defects are lack penetration, lack fusion, slag inclusion and porosity.