NCCER GTAW-Aluminum Plate (29402) The NCCER GTAW-Aluminum Plate exam (29402) splits into written and hands-on components, with the practical portion requiring you to weld a butt joint in the flat position to documented specifications. Your written section covers electrode selection, shielding gas behavior, and heat management unique to aluminum’s thermal properties. The performance test demands precision dimensional accuracy and visual inspection standards determine pass or fail.
| Exam Name | NCCER GTAW-Aluminum Plate |
| Exam Code | 29402 |
| Format | PDF & Practice Test Engine |
| Target Year | 2026 Updated |
| Features | 100% Verified Q&As |
