E7018 electrode welding method:
1. Before welding, the electrode must be baked at about 350°C for 1 hour and used with baking.
2. Welds must be cleaned of rust, oil, moisture and other impurities before welding.
3. Welding must be operated with a short arc and narrow beading is preferred.
4. When using a DC power supply, the welding rod is connected to the positive pole