[ Problem Point ]
Oxide film on the weld surface is worried about.
[ ⇒Kaizen Point ]
High temperature heating of the shielding gas was carried out using the hot wind heater.
Even if it thickened metal, welding said well.
Oxide film on the weld surface is worried about.
High temperature heating of the shielding gas was carried out using the hot wind heater.
Even if it thickened metal, welding said well.