【摘要】 描述了CO2 半自动气体保护焊下坡焊法在离心通风机叶轮前盘与叶片角焊缝上应用的可行性 ,重点介绍了CO2 半自动气体保护焊下坡焊法应用时的操作要点。更多还原

【Abstract】 Downward welding in the inclined position of CO 2 semiautomatic gas shielded arc welding on the application of centrifugal fan impeller shroud and fillet weld of blade is described. The operating importance of downward welding in the inclined position of CO 2 semi-automatic gas shielded arc welding is mainly introduced.更多还原