Aluminum welding requires special methods and techniques: oxide film removal, shielding gas, appropriate filler metals, heat input, and cooling rate control.
Multipass welding is a technique that involves depositing multiple layers of weld metal on a joint, can weld thick or complex joints with higher strength, better quality, and more flexibility.
Learn the pros and cons of pushing and pulling mig welding, and how to choose the best technique for your project. Plus, get tips on how to improve your mig welding skills and results.
6 Common MIG Weld Patterns: 1. Stringer Weld Pattern; 2. Circle Weld Pattern; 3. Weave Weld Pattern; 4. Whipping Weld Pattern; 5. Figure 8 Weld Pattern; 6. J Weld Pattern.
Lack of fusion in welding can be caused by incorrect welding parameters, technique, fit-up, preparation, or mode of metal transfer. Learn to detect and prevent lacking of fusion in welding by reading this article.
Overlapping welding is caused by amperage, travel speed, electrode selection &usage, and welding technique. This article tells you how to prevent & fix overlapping welding.
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