| Aspect | Heliarc | TIG Welder |
|---|
| Certifications | Often requires Heliarc-specific training, but generally similar to TIG certifications | Requires TIG welding certification or equivalent training |
| Work Environment | Industrial, manufacturing, aerospace, and repair shops | Similar environments, including aerospace, automotive, and fabrication shops |
| Industry Usage | Commonly used term in manufacturing and aerospace industries | More widely used term for the same welding process |
Heliarc and TIG Welder refer to the same welding process, with Heliarc being a brand name originally used by Lincoln Electric. Both require similar skills, certifications, and work environments. The main difference is terminology, with Heliarc often used in specific regions or industries, while TIG Welder is the more common term globally.